Api-roll 22: 2015-08-17

generated/googleapis_beta/test/dataflow/v1b3_test.dart

 library googleapis_beta.dataflow.v1b3.test;
 
 import "dart:core" as core;
 import "dart:collection" as collection;
 import "dart:async" as async;
 import "dart:convert" as convert;
 
 import 'package:http/http.dart' as http;
 import 'package:http/testing.dart' as http_testing;
 import 'package:unittest/unittest.dart' as unittest;
@@ skipping 33 matching lines @@
     }
   }
 }
 
 http.StreamedResponse stringResponse(
     core.int status, core.Map headers, core.String body) {
   var stream = new async.Stream.fromIterable([convert.UTF8.encode(body)]);
   return new http.StreamedResponse(stream, status, headers: headers);
 }
 
+core.int buildCounterApproximateProgress = 0;
+buildApproximateProgress() {
+  var o = new api.ApproximateProgress();
+  buildCounterApproximateProgress++;
+  if (buildCounterApproximateProgress < 3) {
+    o.percentComplete = 42.0;
+    o.position = buildPosition();
+    o.remainingTime = "foo";
+  }
+  buildCounterApproximateProgress--;
+  return o;
+}
+
+checkApproximateProgress(api.ApproximateProgress o) {
+  buildCounterApproximateProgress++;
+  if (buildCounterApproximateProgress < 3) {
+    unittest.expect(o.percentComplete, unittest.equals(42.0));
+    checkPosition(o.position);
+    unittest.expect(o.remainingTime, unittest.equals('foo'));
+  }
+  buildCounterApproximateProgress--;
+}
+
+core.int buildCounterAutoscalingSettings = 0;
+buildAutoscalingSettings() {
+  var o = new api.AutoscalingSettings();
+  buildCounterAutoscalingSettings++;
+  if (buildCounterAutoscalingSettings < 3) {
+    o.algorithm = "foo";
+    o.maxNumWorkers = 42;
+  }
+  buildCounterAutoscalingSettings--;
+  return o;
+}
+
+checkAutoscalingSettings(api.AutoscalingSettings o) {
+  buildCounterAutoscalingSettings++;
+  if (buildCounterAutoscalingSettings < 3) {
+    unittest.expect(o.algorithm, unittest.equals('foo'));
+    unittest.expect(o.maxNumWorkers, unittest.equals(42));
+  }
+  buildCounterAutoscalingSettings--;
+}
+
+buildUnnamed2387() {
+  var o = new core.List<api.StreamLocation>();
+  o.add(buildStreamLocation());
+  o.add(buildStreamLocation());
+  return o;
+}
+
+checkUnnamed2387(core.List<api.StreamLocation> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkStreamLocation(o[0]);
+  checkStreamLocation(o[1]);
+}
+
+buildUnnamed2388() {
+  var o = new core.List<api.KeyRangeLocation>();
+  o.add(buildKeyRangeLocation());
+  o.add(buildKeyRangeLocation());
+  return o;
+}
+
+checkUnnamed2388(core.List<api.KeyRangeLocation> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkKeyRangeLocation(o[0]);
+  checkKeyRangeLocation(o[1]);
+}
+
+buildUnnamed2389() {
+  var o = new core.List<api.StreamLocation>();
+  o.add(buildStreamLocation());
+  o.add(buildStreamLocation());
+  return o;
+}
+
+checkUnnamed2389(core.List<api.StreamLocation> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkStreamLocation(o[0]);
+  checkStreamLocation(o[1]);
+}
+
+buildUnnamed2390() {
+  var o = new core.List<api.StateFamilyConfig>();
+  o.add(buildStateFamilyConfig());
+  o.add(buildStateFamilyConfig());
+  return o;
+}
+
+checkUnnamed2390(core.List<api.StateFamilyConfig> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkStateFamilyConfig(o[0]);
+  checkStateFamilyConfig(o[1]);
+}
+
+core.int buildCounterComputationTopology = 0;
+buildComputationTopology() {
+  var o = new api.ComputationTopology();
+  buildCounterComputationTopology++;
+  if (buildCounterComputationTopology < 3) {
+    o.computationId = "foo";
+    o.inputs = buildUnnamed2387();
+    o.keyRanges = buildUnnamed2388();
+    o.outputs = buildUnnamed2389();
+    o.stateFamilies = buildUnnamed2390();
+    o.systemStageName = "foo";
+    o.userStageName = "foo";
+  }
+  buildCounterComputationTopology--;
+  return o;
+}
+
+checkComputationTopology(api.ComputationTopology o) {
+  buildCounterComputationTopology++;
+  if (buildCounterComputationTopology < 3) {
+    unittest.expect(o.computationId, unittest.equals('foo'));
+    checkUnnamed2387(o.inputs);
+    checkUnnamed2388(o.keyRanges);
+    checkUnnamed2389(o.outputs);
+    checkUnnamed2390(o.stateFamilies);
+    unittest.expect(o.systemStageName, unittest.equals('foo'));
+    unittest.expect(o.userStageName, unittest.equals('foo'));
+  }
+  buildCounterComputationTopology--;
+}
+
+core.int buildCounterCustomSourceLocation = 0;
+buildCustomSourceLocation() {
+  var o = new api.CustomSourceLocation();
+  buildCounterCustomSourceLocation++;
+  if (buildCounterCustomSourceLocation < 3) {
+    o.stateful = true;
+  }
+  buildCounterCustomSourceLocation--;
+  return o;
+}
+
+checkCustomSourceLocation(api.CustomSourceLocation o) {
+  buildCounterCustomSourceLocation++;
+  if (buildCounterCustomSourceLocation < 3) {
+    unittest.expect(o.stateful, unittest.isTrue);
+  }
+  buildCounterCustomSourceLocation--;
+}
+
+buildUnnamed2391() {
+  var o = new core.List<core.String>();
+  o.add("foo");
+  o.add("foo");
+  return o;
+}
+
+checkUnnamed2391(core.List<core.String> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  unittest.expect(o[0], unittest.equals('foo'));
+  unittest.expect(o[1], unittest.equals('foo'));
+}
+
+core.int buildCounterDataDiskAssignment = 0;
+buildDataDiskAssignment() {
+  var o = new api.DataDiskAssignment();
+  buildCounterDataDiskAssignment++;
+  if (buildCounterDataDiskAssignment < 3) {
+    o.dataDisks = buildUnnamed2391();
+    o.vmInstance = "foo";
+  }
+  buildCounterDataDiskAssignment--;
+  return o;
+}
+
+checkDataDiskAssignment(api.DataDiskAssignment o) {
+  buildCounterDataDiskAssignment++;
+  if (buildCounterDataDiskAssignment < 3) {
+    checkUnnamed2391(o.dataDisks);
+    unittest.expect(o.vmInstance, unittest.equals('foo'));
+  }
+  buildCounterDataDiskAssignment--;
+}
+
+core.int buildCounterDerivedSource = 0;
+buildDerivedSource() {
+  var o = new api.DerivedSource();
+  buildCounterDerivedSource++;
+  if (buildCounterDerivedSource < 3) {
+    o.derivationMode = "foo";
+    o.source = buildSource();
+  }
+  buildCounterDerivedSource--;
+  return o;
+}
+
+checkDerivedSource(api.DerivedSource o) {
+  buildCounterDerivedSource++;
+  if (buildCounterDerivedSource < 3) {
+    unittest.expect(o.derivationMode, unittest.equals('foo'));
+    checkSource(o.source);
+  }
+  buildCounterDerivedSource--;
+}
+
+core.int buildCounterDisk = 0;
+buildDisk() {
+  var o = new api.Disk();
+  buildCounterDisk++;
+  if (buildCounterDisk < 3) {
+    o.diskType = "foo";
+    o.mountPoint = "foo";
+    o.sizeGb = 42;
+  }
+  buildCounterDisk--;
+  return o;
+}
+
+checkDisk(api.Disk o) {
+  buildCounterDisk++;
+  if (buildCounterDisk < 3) {
+    unittest.expect(o.diskType, unittest.equals('foo'));
+    unittest.expect(o.mountPoint, unittest.equals('foo'));
+    unittest.expect(o.sizeGb, unittest.equals(42));
+  }
+  buildCounterDisk--;
+}
+
+core.int buildCounterDynamicSourceSplit = 0;
+buildDynamicSourceSplit() {
+  var o = new api.DynamicSourceSplit();
+  buildCounterDynamicSourceSplit++;
+  if (buildCounterDynamicSourceSplit < 3) {
+    o.primary = buildDerivedSource();
+    o.residual = buildDerivedSource();
+  }
+  buildCounterDynamicSourceSplit--;
+  return o;
+}
+
+checkDynamicSourceSplit(api.DynamicSourceSplit o) {
+  buildCounterDynamicSourceSplit++;
+  if (buildCounterDynamicSourceSplit < 3) {
+    checkDerivedSource(o.primary);
+    checkDerivedSource(o.residual);
+  }
+  buildCounterDynamicSourceSplit--;
+}
+
+buildUnnamed2392() {
+  var o = new core.List<core.String>();
+  o.add("foo");
+  o.add("foo");
+  return o;
+}
+
+checkUnnamed2392(core.List<core.String> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  unittest.expect(o[0], unittest.equals('foo'));
+  unittest.expect(o[1], unittest.equals('foo'));
+}
+
+buildUnnamed2393() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2393(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted1 = (o["x"]) as core.Map; unittest.expect(casted1, unittest.hasLength(3)); unittest.expect(casted1["list"], unittest.equals([1, 2, 3])); unittest.expect(casted1["bool"], unittest.equals(true)); unittest.expect(casted1["string"], unittest.equals('foo')); 
+  var casted2 = (o["y"]) as core.Map; unittest.expect(casted2, unittest.hasLength(3)); unittest.expect(casted2["list"], unittest.equals([1, 2, 3])); unittest.expect(casted2["bool"], unittest.equals(true)); unittest.expect(casted2["string"], unittest.equals('foo')); 
+}
+
+buildUnnamed2394() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2394(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted3 = (o["x"]) as core.Map; unittest.expect(casted3, unittest.hasLength(3)); unittest.expect(casted3["list"], unittest.equals([1, 2, 3])); unittest.expect(casted3["bool"], unittest.equals(true)); unittest.expect(casted3["string"], unittest.equals('foo')); 
+  var casted4 = (o["y"]) as core.Map; unittest.expect(casted4, unittest.hasLength(3)); unittest.expect(casted4["list"], unittest.equals([1, 2, 3])); unittest.expect(casted4["bool"], unittest.equals(true)); unittest.expect(casted4["string"], unittest.equals('foo')); 
+}
+
+buildUnnamed2395() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2395(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted5 = (o["x"]) as core.Map; unittest.expect(casted5, unittest.hasLength(3)); unittest.expect(casted5["list"], unittest.equals([1, 2, 3])); unittest.expect(casted5["bool"], unittest.equals(true)); unittest.expect(casted5["string"], unittest.equals('foo')); 
+  var casted6 = (o["y"]) as core.Map; unittest.expect(casted6, unittest.hasLength(3)); unittest.expect(casted6["list"], unittest.equals([1, 2, 3])); unittest.expect(casted6["bool"], unittest.equals(true)); unittest.expect(casted6["string"], unittest.equals('foo')); 
+}
+
+buildUnnamed2396() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2396(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted7 = (o["x"]) as core.Map; unittest.expect(casted7, unittest.hasLength(3)); unittest.expect(casted7["list"], unittest.equals([1, 2, 3])); unittest.expect(casted7["bool"], unittest.equals(true)); unittest.expect(casted7["string"], unittest.equals('foo')); 
+  var casted8 = (o["y"]) as core.Map; unittest.expect(casted8, unittest.hasLength(3)); unittest.expect(casted8["list"], unittest.equals([1, 2, 3])); unittest.expect(casted8["bool"], unittest.equals(true)); unittest.expect(casted8["string"], unittest.equals('foo')); 
+}
+
+buildUnnamed2397() {
+  var o = new core.List<api.WorkerPool>();
+  o.add(buildWorkerPool());
+  o.add(buildWorkerPool());
+  return o;
+}
+
+checkUnnamed2397(core.List<api.WorkerPool> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkWorkerPool(o[0]);
+  checkWorkerPool(o[1]);
+}
+
+core.int buildCounterEnvironment = 0;
+buildEnvironment() {
+  var o = new api.Environment();
+  buildCounterEnvironment++;
+  if (buildCounterEnvironment < 3) {
+    o.clusterManagerApiService = "foo";
+    o.dataset = "foo";
+    o.experiments = buildUnnamed2392();
+    o.internalExperiments = buildUnnamed2393();
+    o.sdkPipelineOptions = buildUnnamed2394();
+    o.tempStoragePrefix = "foo";
+    o.userAgent = buildUnnamed2395();
+    o.version = buildUnnamed2396();
+    o.workerPools = buildUnnamed2397();
+  }
+  buildCounterEnvironment--;
+  return o;
+}
+
+checkEnvironment(api.Environment o) {
+  buildCounterEnvironment++;
+  if (buildCounterEnvironment < 3) {
+    unittest.expect(o.clusterManagerApiService, unittest.equals('foo'));
+    unittest.expect(o.dataset, unittest.equals('foo'));
+    checkUnnamed2392(o.experiments);
+    checkUnnamed2393(o.internalExperiments);
+    checkUnnamed2394(o.sdkPipelineOptions);
+    unittest.expect(o.tempStoragePrefix, unittest.equals('foo'));
+    checkUnnamed2395(o.userAgent);
+    checkUnnamed2396(o.version);
+    checkUnnamed2397(o.workerPools);
+  }
+  buildCounterEnvironment--;
+}
+
+buildUnnamed2398() {
+  var o = new core.List<api.InstructionInput>();
+  o.add(buildInstructionInput());
+  o.add(buildInstructionInput());
+  return o;
+}
+
+checkUnnamed2398(core.List<api.InstructionInput> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkInstructionInput(o[0]);
+  checkInstructionInput(o[1]);
+}
+
+core.int buildCounterFlattenInstruction = 0;
+buildFlattenInstruction() {
+  var o = new api.FlattenInstruction();
+  buildCounterFlattenInstruction++;
+  if (buildCounterFlattenInstruction < 3) {
+    o.inputs = buildUnnamed2398();
+  }
+  buildCounterFlattenInstruction--;
+  return o;
+}
+
+checkFlattenInstruction(api.FlattenInstruction o) {
+  buildCounterFlattenInstruction++;
+  if (buildCounterFlattenInstruction < 3) {
+    checkUnnamed2398(o.inputs);
+  }
+  buildCounterFlattenInstruction--;
+}
+
+core.int buildCounterInstructionInput = 0;
+buildInstructionInput() {
+  var o = new api.InstructionInput();
+  buildCounterInstructionInput++;
+  if (buildCounterInstructionInput < 3) {
+    o.outputNum = 42;
+    o.producerInstructionIndex = 42;
+  }
+  buildCounterInstructionInput--;
+  return o;
+}
+
+checkInstructionInput(api.InstructionInput o) {
+  buildCounterInstructionInput++;
+  if (buildCounterInstructionInput < 3) {
+    unittest.expect(o.outputNum, unittest.equals(42));
+    unittest.expect(o.producerInstructionIndex, unittest.equals(42));
+  }
+  buildCounterInstructionInput--;
+}
+
+buildUnnamed2399() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2399(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted9 = (o["x"]) as core.Map; unittest.expect(casted9, unittest.hasLength(3)); unittest.expect(casted9["list"], unittest.equals([1, 2, 3])); unittest.expect(casted9["bool"], unittest.equals(true)); unittest.expect(casted9["string"], unittest.equals('foo')); 
+  var casted10 = (o["y"]) as core.Map; unittest.expect(casted10, unittest.hasLength(3)); unittest.expect(casted10["list"], unittest.equals([1, 2, 3])); unittest.expect(casted10["bool"], unittest.equals(true)); unittest.expect(casted10["string"], unittest.equals('foo')); 
+}
+
+core.int buildCounterInstructionOutput = 0;
+buildInstructionOutput() {
+  var o = new api.InstructionOutput();
+  buildCounterInstructionOutput++;
+  if (buildCounterInstructionOutput < 3) {
+    o.codec = buildUnnamed2399();
+    o.name = "foo";
+  }
+  buildCounterInstructionOutput--;
+  return o;
+}
+
+checkInstructionOutput(api.InstructionOutput o) {
+  buildCounterInstructionOutput++;
+  if (buildCounterInstructionOutput < 3) {
+    checkUnnamed2399(o.codec);
+    unittest.expect(o.name, unittest.equals('foo'));
+  }
+  buildCounterInstructionOutput--;
+}
+
+buildUnnamed2400() {
+  var o = new core.List<api.Step>();
+  o.add(buildStep());
+  o.add(buildStep());
+  return o;
+}
+
+checkUnnamed2400(core.List<api.Step> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkStep(o[0]);
+  checkStep(o[1]);
+}
+
+buildUnnamed2401() {
+  var o = new core.Map<core.String, core.String>();
+  o["x"] = "foo";
+  o["y"] = "foo";
+  return o;
+}
+
+checkUnnamed2401(core.Map<core.String, core.String> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  unittest.expect(o["x"], unittest.equals('foo'));
+  unittest.expect(o["y"], unittest.equals('foo'));
+}
+
+core.int buildCounterJob = 0;
+buildJob() {
+  var o = new api.Job();
+  buildCounterJob++;
+  if (buildCounterJob < 3) {
+    o.clientRequestId = "foo";
+    o.createTime = "foo";
+    o.currentState = "foo";
+    o.currentStateTime = "foo";
+    o.environment = buildEnvironment();
+    o.executionInfo = buildJobExecutionInfo();
+    o.id = "foo";
+    o.name = "foo";
+    o.projectId = "foo";
+    o.replaceJobId = "foo";
+    o.replacedByJobId = "foo";
+    o.requestedState = "foo";
+    o.steps = buildUnnamed2400();
+    o.transformNameMapping = buildUnnamed2401();
+    o.type = "foo";
+  }
+  buildCounterJob--;
+  return o;
+}
+
+checkJob(api.Job o) {
+  buildCounterJob++;
+  if (buildCounterJob < 3) {
+    unittest.expect(o.clientRequestId, unittest.equals('foo'));
+    unittest.expect(o.createTime, unittest.equals('foo'));
+    unittest.expect(o.currentState, unittest.equals('foo'));
+    unittest.expect(o.currentStateTime, unittest.equals('foo'));
+    checkEnvironment(o.environment);
+    checkJobExecutionInfo(o.executionInfo);
+    unittest.expect(o.id, unittest.equals('foo'));
+    unittest.expect(o.name, unittest.equals('foo'));
+    unittest.expect(o.projectId, unittest.equals('foo'));
+    unittest.expect(o.replaceJobId, unittest.equals('foo'));
+    unittest.expect(o.replacedByJobId, unittest.equals('foo'));
+    unittest.expect(o.requestedState, unittest.equals('foo'));
+    checkUnnamed2400(o.steps);
+    checkUnnamed2401(o.transformNameMapping);
+    unittest.expect(o.type, unittest.equals('foo'));
+  }
+  buildCounterJob--;
+}
+
+buildUnnamed2402() {
+  var o = new core.Map<core.String, api.JobExecutionStageInfo>();
+  o["x"] = buildJobExecutionStageInfo();
+  o["y"] = buildJobExecutionStageInfo();
+  return o;
+}
+
+checkUnnamed2402(core.Map<core.String, api.JobExecutionStageInfo> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkJobExecutionStageInfo(o["x"]);
+  checkJobExecutionStageInfo(o["y"]);
+}
+
+core.int buildCounterJobExecutionInfo = 0;
+buildJobExecutionInfo() {
+  var o = new api.JobExecutionInfo();
+  buildCounterJobExecutionInfo++;
+  if (buildCounterJobExecutionInfo < 3) {
+    o.stages = buildUnnamed2402();
+  }
+  buildCounterJobExecutionInfo--;
+  return o;
+}
+
+checkJobExecutionInfo(api.JobExecutionInfo o) {
+  buildCounterJobExecutionInfo++;
+  if (buildCounterJobExecutionInfo < 3) {
+    checkUnnamed2402(o.stages);
+  }
+  buildCounterJobExecutionInfo--;
+}
+
+buildUnnamed2403() {
+  var o = new core.List<core.String>();
+  o.add("foo");
+  o.add("foo");
+  return o;
+}
+
+checkUnnamed2403(core.List<core.String> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  unittest.expect(o[0], unittest.equals('foo'));
+  unittest.expect(o[1], unittest.equals('foo'));
+}
+
+core.int buildCounterJobExecutionStageInfo = 0;
+buildJobExecutionStageInfo() {
+  var o = new api.JobExecutionStageInfo();
+  buildCounterJobExecutionStageInfo++;
+  if (buildCounterJobExecutionStageInfo < 3) {
+    o.stepName = buildUnnamed2403();
+  }
+  buildCounterJobExecutionStageInfo--;
+  return o;
+}
+
+checkJobExecutionStageInfo(api.JobExecutionStageInfo o) {
+  buildCounterJobExecutionStageInfo++;
+  if (buildCounterJobExecutionStageInfo < 3) {
+    checkUnnamed2403(o.stepName);
+  }
+  buildCounterJobExecutionStageInfo--;
+}
+
+core.int buildCounterJobMessage = 0;
+buildJobMessage() {
+  var o = new api.JobMessage();
+  buildCounterJobMessage++;
+  if (buildCounterJobMessage < 3) {
+    o.id = "foo";
+    o.messageImportance = "foo";
+    o.messageText = "foo";
+    o.time = "foo";
+  }
+  buildCounterJobMessage--;
+  return o;
+}
+
+checkJobMessage(api.JobMessage o) {
+  buildCounterJobMessage++;
+  if (buildCounterJobMessage < 3) {
+    unittest.expect(o.id, unittest.equals('foo'));
+    unittest.expect(o.messageImportance, unittest.equals('foo'));
+    unittest.expect(o.messageText, unittest.equals('foo'));
+    unittest.expect(o.time, unittest.equals('foo'));
+  }
+  buildCounterJobMessage--;
+}
+
+buildUnnamed2404() {
+  var o = new core.List<api.MetricUpdate>();
+  o.add(buildMetricUpdate());
+  o.add(buildMetricUpdate());
+  return o;
+}
+
+checkUnnamed2404(core.List<api.MetricUpdate> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkMetricUpdate(o[0]);
+  checkMetricUpdate(o[1]);
+}
+
+core.int buildCounterJobMetrics = 0;
+buildJobMetrics() {
+  var o = new api.JobMetrics();
+  buildCounterJobMetrics++;
+  if (buildCounterJobMetrics < 3) {
+    o.metricTime = "foo";
+    o.metrics = buildUnnamed2404();
+  }
+  buildCounterJobMetrics--;
+  return o;
+}
+
+checkJobMetrics(api.JobMetrics o) {
+  buildCounterJobMetrics++;
+  if (buildCounterJobMetrics < 3) {
+    unittest.expect(o.metricTime, unittest.equals('foo'));
+    checkUnnamed2404(o.metrics);
+  }
+  buildCounterJobMetrics--;
+}
+
+core.int buildCounterKeyRangeDataDiskAssignment = 0;
+buildKeyRangeDataDiskAssignment() {
+  var o = new api.KeyRangeDataDiskAssignment();
+  buildCounterKeyRangeDataDiskAssignment++;
+  if (buildCounterKeyRangeDataDiskAssignment < 3) {
+    o.dataDisk = "foo";
+    o.end = "foo";
+    o.start = "foo";
+  }
+  buildCounterKeyRangeDataDiskAssignment--;
+  return o;
+}
+
+checkKeyRangeDataDiskAssignment(api.KeyRangeDataDiskAssignment o) {
+  buildCounterKeyRangeDataDiskAssignment++;
+  if (buildCounterKeyRangeDataDiskAssignment < 3) {
+    unittest.expect(o.dataDisk, unittest.equals('foo'));
+    unittest.expect(o.end, unittest.equals('foo'));
+    unittest.expect(o.start, unittest.equals('foo'));
+  }
+  buildCounterKeyRangeDataDiskAssignment--;
+}
+
+core.int buildCounterKeyRangeLocation = 0;
+buildKeyRangeLocation() {
+  var o = new api.KeyRangeLocation();
+  buildCounterKeyRangeLocation++;
+  if (buildCounterKeyRangeLocation < 3) {
+    o.dataDisk = "foo";
+    o.deliveryEndpoint = "foo";
+    o.end = "foo";
+    o.persistentDirectory = "foo";
+    o.start = "foo";
+  }
+  buildCounterKeyRangeLocation--;
+  return o;
+}
+
+checkKeyRangeLocation(api.KeyRangeLocation o) {
+  buildCounterKeyRangeLocation++;
+  if (buildCounterKeyRangeLocation < 3) {
+    unittest.expect(o.dataDisk, unittest.equals('foo'));
+    unittest.expect(o.deliveryEndpoint, unittest.equals('foo'));
+    unittest.expect(o.end, unittest.equals('foo'));
+    unittest.expect(o.persistentDirectory, unittest.equals('foo'));
+    unittest.expect(o.start, unittest.equals('foo'));
+  }
+  buildCounterKeyRangeLocation--;
+}
+
+buildUnnamed2405() {
+  var o = new core.List<core.String>();
+  o.add("foo");
+  o.add("foo");
+  return o;
+}
+
+checkUnnamed2405(core.List<core.String> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  unittest.expect(o[0], unittest.equals('foo'));
+  unittest.expect(o[1], unittest.equals('foo'));
+}
+
+buildUnnamed2406() {
+  var o = new core.List<core.String>();
+  o.add("foo");
+  o.add("foo");
+  return o;
+}
+
+checkUnnamed2406(core.List<core.String> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  unittest.expect(o[0], unittest.equals('foo'));
+  unittest.expect(o[1], unittest.equals('foo'));
+}
+
+core.int buildCounterLeaseWorkItemRequest = 0;
+buildLeaseWorkItemRequest() {
+  var o = new api.LeaseWorkItemRequest();
+  buildCounterLeaseWorkItemRequest++;
+  if (buildCounterLeaseWorkItemRequest < 3) {
+    o.currentWorkerTime = "foo";
+    o.requestedLeaseDuration = "foo";
+    o.workItemTypes = buildUnnamed2405();
+    o.workerCapabilities = buildUnnamed2406();
+    o.workerId = "foo";
+  }
+  buildCounterLeaseWorkItemRequest--;
+  return o;
+}
+
+checkLeaseWorkItemRequest(api.LeaseWorkItemRequest o) {
+  buildCounterLeaseWorkItemRequest++;
+  if (buildCounterLeaseWorkItemRequest < 3) {
+    unittest.expect(o.currentWorkerTime, unittest.equals('foo'));
+    unittest.expect(o.requestedLeaseDuration, unittest.equals('foo'));
+    checkUnnamed2405(o.workItemTypes);
+    checkUnnamed2406(o.workerCapabilities);
+    unittest.expect(o.workerId, unittest.equals('foo'));
+  }
+  buildCounterLeaseWorkItemRequest--;
+}
+
+buildUnnamed2407() {
+  var o = new core.List<api.WorkItem>();
+  o.add(buildWorkItem());
+  o.add(buildWorkItem());
+  return o;
+}
+
+checkUnnamed2407(core.List<api.WorkItem> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkWorkItem(o[0]);
+  checkWorkItem(o[1]);
+}
+
+core.int buildCounterLeaseWorkItemResponse = 0;
+buildLeaseWorkItemResponse() {
+  var o = new api.LeaseWorkItemResponse();
+  buildCounterLeaseWorkItemResponse++;
+  if (buildCounterLeaseWorkItemResponse < 3) {
+    o.workItems = buildUnnamed2407();
+  }
+  buildCounterLeaseWorkItemResponse--;
+  return o;
+}
+
+checkLeaseWorkItemResponse(api.LeaseWorkItemResponse o) {
+  buildCounterLeaseWorkItemResponse++;
+  if (buildCounterLeaseWorkItemResponse < 3) {
+    checkUnnamed2407(o.workItems);
+  }
+  buildCounterLeaseWorkItemResponse--;
+}
+
+buildUnnamed2408() {
+  var o = new core.List<api.JobMessage>();
+  o.add(buildJobMessage());
+  o.add(buildJobMessage());
+  return o;
+}
+
+checkUnnamed2408(core.List<api.JobMessage> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkJobMessage(o[0]);
+  checkJobMessage(o[1]);
+}
+
+core.int buildCounterListJobMessagesResponse = 0;
+buildListJobMessagesResponse() {
+  var o = new api.ListJobMessagesResponse();
+  buildCounterListJobMessagesResponse++;
+  if (buildCounterListJobMessagesResponse < 3) {
+    o.jobMessages = buildUnnamed2408();
+    o.nextPageToken = "foo";
+  }
+  buildCounterListJobMessagesResponse--;
+  return o;
+}
+
+checkListJobMessagesResponse(api.ListJobMessagesResponse o) {
+  buildCounterListJobMessagesResponse++;
+  if (buildCounterListJobMessagesResponse < 3) {
+    checkUnnamed2408(o.jobMessages);
+    unittest.expect(o.nextPageToken, unittest.equals('foo'));
+  }
+  buildCounterListJobMessagesResponse--;
+}
+
+buildUnnamed2409() {
+  var o = new core.List<api.Job>();
+  o.add(buildJob());
+  o.add(buildJob());
+  return o;
+}
+
+checkUnnamed2409(core.List<api.Job> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkJob(o[0]);
+  checkJob(o[1]);
+}
+
+core.int buildCounterListJobsResponse = 0;
+buildListJobsResponse() {
+  var o = new api.ListJobsResponse();
+  buildCounterListJobsResponse++;
+  if (buildCounterListJobsResponse < 3) {
+    o.jobs = buildUnnamed2409();
+    o.nextPageToken = "foo";
+  }
+  buildCounterListJobsResponse--;
+  return o;
+}
+
+checkListJobsResponse(api.ListJobsResponse o) {
+  buildCounterListJobsResponse++;
+  if (buildCounterListJobsResponse < 3) {
+    checkUnnamed2409(o.jobs);
+    unittest.expect(o.nextPageToken, unittest.equals('foo'));
+  }
+  buildCounterListJobsResponse--;
+}
+
+buildUnnamed2410() {
+  var o = new core.List<api.ParallelInstruction>();
+  o.add(buildParallelInstruction());
+  o.add(buildParallelInstruction());
+  return o;
+}
+
+checkUnnamed2410(core.List<api.ParallelInstruction> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkParallelInstruction(o[0]);
+  checkParallelInstruction(o[1]);
+}
+
+core.int buildCounterMapTask = 0;
+buildMapTask() {
+  var o = new api.MapTask();
+  buildCounterMapTask++;
+  if (buildCounterMapTask < 3) {
+    o.instructions = buildUnnamed2410();
+    o.stageName = "foo";
+    o.systemName = "foo";
+  }
+  buildCounterMapTask--;
+  return o;
+}
+
+checkMapTask(api.MapTask o) {
+  buildCounterMapTask++;
+  if (buildCounterMapTask < 3) {
+    checkUnnamed2410(o.instructions);
+    unittest.expect(o.stageName, unittest.equals('foo'));
+    unittest.expect(o.systemName, unittest.equals('foo'));
+  }
+  buildCounterMapTask--;
+}
+
+buildUnnamed2411() {
+  var o = new core.Map<core.String, core.String>();
+  o["x"] = "foo";
+  o["y"] = "foo";
+  return o;
+}
+
+checkUnnamed2411(core.Map<core.String, core.String> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  unittest.expect(o["x"], unittest.equals('foo'));
+  unittest.expect(o["y"], unittest.equals('foo'));
+}
+
+core.int buildCounterMetricStructuredName = 0;
+buildMetricStructuredName() {
+  var o = new api.MetricStructuredName();
+  buildCounterMetricStructuredName++;
+  if (buildCounterMetricStructuredName < 3) {
+    o.context = buildUnnamed2411();
+    o.name = "foo";
+    o.origin = "foo";
+  }
+  buildCounterMetricStructuredName--;
+  return o;
+}
+
+checkMetricStructuredName(api.MetricStructuredName o) {
+  buildCounterMetricStructuredName++;
+  if (buildCounterMetricStructuredName < 3) {
+    checkUnnamed2411(o.context);
+    unittest.expect(o.name, unittest.equals('foo'));
+    unittest.expect(o.origin, unittest.equals('foo'));
+  }
+  buildCounterMetricStructuredName--;
+}
+
+core.int buildCounterMetricUpdate = 0;
+buildMetricUpdate() {
+  var o = new api.MetricUpdate();
+  buildCounterMetricUpdate++;
+  if (buildCounterMetricUpdate < 3) {
+    o.cumulative = true;
+    o.internal = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+    o.kind = "foo";
+    o.meanCount = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+    o.meanSum = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+    o.name = buildMetricStructuredName();
+    o.scalar = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+    o.set = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+    o.updateTime = "foo";
+  }
+  buildCounterMetricUpdate--;
+  return o;
+}
+
+checkMetricUpdate(api.MetricUpdate o) {
+  buildCounterMetricUpdate++;
+  if (buildCounterMetricUpdate < 3) {
+    unittest.expect(o.cumulative, unittest.isTrue);
+    var casted11 = (o.internal) as core.Map; unittest.expect(casted11, unittest.hasLength(3)); unittest.expect(casted11["list"], unittest.equals([1, 2, 3])); unittest.expect(casted11["bool"], unittest.equals(true)); unittest.expect(casted11["string"], unittest.equals('foo')); 
+    unittest.expect(o.kind, unittest.equals('foo'));
+    var casted12 = (o.meanCount) as core.Map; unittest.expect(casted12, unittest.hasLength(3)); unittest.expect(casted12["list"], unittest.equals([1, 2, 3])); unittest.expect(casted12["bool"], unittest.equals(true)); unittest.expect(casted12["string"], unittest.equals('foo')); 
+    var casted13 = (o.meanSum) as core.Map; unittest.expect(casted13, unittest.hasLength(3)); unittest.expect(casted13["list"], unittest.equals([1, 2, 3])); unittest.expect(casted13["bool"], unittest.equals(true)); unittest.expect(casted13["string"], unittest.equals('foo')); 
+    checkMetricStructuredName(o.name);
+    var casted14 = (o.scalar) as core.Map; unittest.expect(casted14, unittest.hasLength(3)); unittest.expect(casted14["list"], unittest.equals([1, 2, 3])); unittest.expect(casted14["bool"], unittest.equals(true)); unittest.expect(casted14["string"], unittest.equals('foo')); 
+    var casted15 = (o.set) as core.Map; unittest.expect(casted15, unittest.hasLength(3)); unittest.expect(casted15["list"], unittest.equals([1, 2, 3])); unittest.expect(casted15["bool"], unittest.equals(true)); unittest.expect(casted15["string"], unittest.equals('foo')); 
+    unittest.expect(o.updateTime, unittest.equals('foo'));
+  }
+  buildCounterMetricUpdate--;
+}
+
+core.int buildCounterMountedDataDisk = 0;
+buildMountedDataDisk() {
+  var o = new api.MountedDataDisk();
+  buildCounterMountedDataDisk++;
+  if (buildCounterMountedDataDisk < 3) {
+    o.dataDisk = "foo";
+  }
+  buildCounterMountedDataDisk--;
+  return o;
+}
+
+checkMountedDataDisk(api.MountedDataDisk o) {
+  buildCounterMountedDataDisk++;
+  if (buildCounterMountedDataDisk < 3) {
+    unittest.expect(o.dataDisk, unittest.equals('foo'));
+  }
+  buildCounterMountedDataDisk--;
+}
+
+core.int buildCounterMultiOutputInfo = 0;
+buildMultiOutputInfo() {
+  var o = new api.MultiOutputInfo();
+  buildCounterMultiOutputInfo++;
+  if (buildCounterMultiOutputInfo < 3) {
+    o.tag = "foo";
+  }
+  buildCounterMultiOutputInfo--;
+  return o;
+}
+
+checkMultiOutputInfo(api.MultiOutputInfo o) {
+  buildCounterMultiOutputInfo++;
+  if (buildCounterMultiOutputInfo < 3) {
+    unittest.expect(o.tag, unittest.equals('foo'));
+  }
+  buildCounterMultiOutputInfo--;
+}
+
+core.int buildCounterPackage = 0;
+buildPackage() {
+  var o = new api.Package();
+  buildCounterPackage++;
+  if (buildCounterPackage < 3) {
+    o.location = "foo";
+    o.name = "foo";
+  }
+  buildCounterPackage--;
+  return o;
+}
+
+checkPackage(api.Package o) {
+  buildCounterPackage++;
+  if (buildCounterPackage < 3) {
+    unittest.expect(o.location, unittest.equals('foo'));
+    unittest.expect(o.name, unittest.equals('foo'));
+  }
+  buildCounterPackage--;
+}
+
+buildUnnamed2412() {
+  var o = new core.List<api.MultiOutputInfo>();
+  o.add(buildMultiOutputInfo());
+  o.add(buildMultiOutputInfo());
+  return o;
+}
+
+checkUnnamed2412(core.List<api.MultiOutputInfo> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkMultiOutputInfo(o[0]);
+  checkMultiOutputInfo(o[1]);
+}
+
+buildUnnamed2413() {
+  var o = new core.List<api.SideInputInfo>();
+  o.add(buildSideInputInfo());
+  o.add(buildSideInputInfo());
+  return o;
+}
+
+checkUnnamed2413(core.List<api.SideInputInfo> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkSideInputInfo(o[0]);
+  checkSideInputInfo(o[1]);
+}
+
+buildUnnamed2414() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2414(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted16 = (o["x"]) as core.Map; unittest.expect(casted16, unittest.hasLength(3)); unittest.expect(casted16["list"], unittest.equals([1, 2, 3])); unittest.expect(casted16["bool"], unittest.equals(true)); unittest.expect(casted16["string"], unittest.equals('foo')); 
+  var casted17 = (o["y"]) as core.Map; unittest.expect(casted17, unittest.hasLength(3)); unittest.expect(casted17["list"], unittest.equals([1, 2, 3])); unittest.expect(casted17["bool"], unittest.equals(true)); unittest.expect(casted17["string"], unittest.equals('foo')); 
+}
+
+core.int buildCounterParDoInstruction = 0;
+buildParDoInstruction() {
+  var o = new api.ParDoInstruction();
+  buildCounterParDoInstruction++;
+  if (buildCounterParDoInstruction < 3) {
+    o.input = buildInstructionInput();
+    o.multiOutputInfos = buildUnnamed2412();
+    o.numOutputs = 42;
+    o.sideInputs = buildUnnamed2413();
+    o.userFn = buildUnnamed2414();
+  }
+  buildCounterParDoInstruction--;
+  return o;
+}
+
+checkParDoInstruction(api.ParDoInstruction o) {
+  buildCounterParDoInstruction++;
+  if (buildCounterParDoInstruction < 3) {
+    checkInstructionInput(o.input);
+    checkUnnamed2412(o.multiOutputInfos);
+    unittest.expect(o.numOutputs, unittest.equals(42));
+    checkUnnamed2413(o.sideInputs);
+    checkUnnamed2414(o.userFn);
+  }
+  buildCounterParDoInstruction--;
+}
+
+buildUnnamed2415() {
+  var o = new core.List<api.InstructionOutput>();
+  o.add(buildInstructionOutput());
+  o.add(buildInstructionOutput());
+  return o;
+}
+
+checkUnnamed2415(core.List<api.InstructionOutput> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkInstructionOutput(o[0]);
+  checkInstructionOutput(o[1]);
+}
+
+core.int buildCounterParallelInstruction = 0;
+buildParallelInstruction() {
+  var o = new api.ParallelInstruction();
+  buildCounterParallelInstruction++;
+  if (buildCounterParallelInstruction < 3) {
+    o.flatten = buildFlattenInstruction();
+    o.name = "foo";
+    o.outputs = buildUnnamed2415();
+    o.parDo = buildParDoInstruction();
+    o.partialGroupByKey = buildPartialGroupByKeyInstruction();
+    o.read = buildReadInstruction();
+    o.systemName = "foo";
+    o.write = buildWriteInstruction();
+  }
+  buildCounterParallelInstruction--;
+  return o;
+}
+
+checkParallelInstruction(api.ParallelInstruction o) {
+  buildCounterParallelInstruction++;
+  if (buildCounterParallelInstruction < 3) {
+    checkFlattenInstruction(o.flatten);
+    unittest.expect(o.name, unittest.equals('foo'));
+    checkUnnamed2415(o.outputs);
+    checkParDoInstruction(o.parDo);
+    checkPartialGroupByKeyInstruction(o.partialGroupByKey);
+    checkReadInstruction(o.read);
+    unittest.expect(o.systemName, unittest.equals('foo'));
+    checkWriteInstruction(o.write);
+  }
+  buildCounterParallelInstruction--;
+}
+
+buildUnnamed2416() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2416(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted18 = (o["x"]) as core.Map; unittest.expect(casted18, unittest.hasLength(3)); unittest.expect(casted18["list"], unittest.equals([1, 2, 3])); unittest.expect(casted18["bool"], unittest.equals(true)); unittest.expect(casted18["string"], unittest.equals('foo')); 
+  var casted19 = (o["y"]) as core.Map; unittest.expect(casted19, unittest.hasLength(3)); unittest.expect(casted19["list"], unittest.equals([1, 2, 3])); unittest.expect(casted19["bool"], unittest.equals(true)); unittest.expect(casted19["string"], unittest.equals('foo')); 
+}
+
+buildUnnamed2417() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2417(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted20 = (o["x"]) as core.Map; unittest.expect(casted20, unittest.hasLength(3)); unittest.expect(casted20["list"], unittest.equals([1, 2, 3])); unittest.expect(casted20["bool"], unittest.equals(true)); unittest.expect(casted20["string"], unittest.equals('foo')); 
+  var casted21 = (o["y"]) as core.Map; unittest.expect(casted21, unittest.hasLength(3)); unittest.expect(casted21["list"], unittest.equals([1, 2, 3])); unittest.expect(casted21["bool"], unittest.equals(true)); unittest.expect(casted21["string"], unittest.equals('foo')); 
+}
+
+core.int buildCounterPartialGroupByKeyInstruction = 0;
+buildPartialGroupByKeyInstruction() {
+  var o = new api.PartialGroupByKeyInstruction();
+  buildCounterPartialGroupByKeyInstruction++;
+  if (buildCounterPartialGroupByKeyInstruction < 3) {
+    o.input = buildInstructionInput();
+    o.inputElementCodec = buildUnnamed2416();
+    o.valueCombiningFn = buildUnnamed2417();
+  }
+  buildCounterPartialGroupByKeyInstruction--;
+  return o;
+}
+
+checkPartialGroupByKeyInstruction(api.PartialGroupByKeyInstruction o) {
+  buildCounterPartialGroupByKeyInstruction++;
+  if (buildCounterPartialGroupByKeyInstruction < 3) {
+    checkInstructionInput(o.input);
+    checkUnnamed2416(o.inputElementCodec);
+    checkUnnamed2417(o.valueCombiningFn);
+  }
+  buildCounterPartialGroupByKeyInstruction--;
+}
+
+core.int buildCounterPosition = 0;
+buildPosition() {
+  var o = new api.Position();
+  buildCounterPosition++;
+  if (buildCounterPosition < 3) {
+    o.byteOffset = "foo";
+    o.end = true;
+    o.key = "foo";
+    o.recordIndex = "foo";
+    o.shufflePosition = "foo";
+  }
+  buildCounterPosition--;
+  return o;
+}
+
+checkPosition(api.Position o) {
+  buildCounterPosition++;
+  if (buildCounterPosition < 3) {
+    unittest.expect(o.byteOffset, unittest.equals('foo'));
+    unittest.expect(o.end, unittest.isTrue);
+    unittest.expect(o.key, unittest.equals('foo'));
+    unittest.expect(o.recordIndex, unittest.equals('foo'));
+    unittest.expect(o.shufflePosition, unittest.equals('foo'));
+  }
+  buildCounterPosition--;
+}
+
+core.int buildCounterPubsubLocation = 0;
+buildPubsubLocation() {
+  var o = new api.PubsubLocation();
+  buildCounterPubsubLocation++;
+  if (buildCounterPubsubLocation < 3) {
+    o.dropLateData = true;
+    o.idLabel = "foo";
+    o.subscription = "foo";
+    o.timestampLabel = "foo";
+    o.topic = "foo";
+    o.trackingSubscription = "foo";
+  }
+  buildCounterPubsubLocation--;
+  return o;
+}
+
+checkPubsubLocation(api.PubsubLocation o) {
+  buildCounterPubsubLocation++;
+  if (buildCounterPubsubLocation < 3) {
+    unittest.expect(o.dropLateData, unittest.isTrue);
+    unittest.expect(o.idLabel, unittest.equals('foo'));
+    unittest.expect(o.subscription, unittest.equals('foo'));
+    unittest.expect(o.timestampLabel, unittest.equals('foo'));
+    unittest.expect(o.topic, unittest.equals('foo'));
+    unittest.expect(o.trackingSubscription, unittest.equals('foo'));
+  }
+  buildCounterPubsubLocation--;
+}
+
+core.int buildCounterReadInstruction = 0;
+buildReadInstruction() {
+  var o = new api.ReadInstruction();
+  buildCounterReadInstruction++;
+  if (buildCounterReadInstruction < 3) {
+    o.source = buildSource();
+  }
+  buildCounterReadInstruction--;
+  return o;
+}
+
+checkReadInstruction(api.ReadInstruction o) {
+  buildCounterReadInstruction++;
+  if (buildCounterReadInstruction < 3) {
+    checkSource(o.source);
+  }
+  buildCounterReadInstruction--;
+}
+
+buildUnnamed2418() {
+  var o = new core.List<api.WorkItemStatus>();
+  o.add(buildWorkItemStatus());
+  o.add(buildWorkItemStatus());
+  return o;
+}
+
+checkUnnamed2418(core.List<api.WorkItemStatus> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkWorkItemStatus(o[0]);
+  checkWorkItemStatus(o[1]);
+}
+
+core.int buildCounterReportWorkItemStatusRequest = 0;
+buildReportWorkItemStatusRequest() {
+  var o = new api.ReportWorkItemStatusRequest();
+  buildCounterReportWorkItemStatusRequest++;
+  if (buildCounterReportWorkItemStatusRequest < 3) {
+    o.currentWorkerTime = "foo";
+    o.workItemStatuses = buildUnnamed2418();
+    o.workerId = "foo";
+  }
+  buildCounterReportWorkItemStatusRequest--;
+  return o;
+}
+
+checkReportWorkItemStatusRequest(api.ReportWorkItemStatusRequest o) {
+  buildCounterReportWorkItemStatusRequest++;
+  if (buildCounterReportWorkItemStatusRequest < 3) {
+    unittest.expect(o.currentWorkerTime, unittest.equals('foo'));
+    checkUnnamed2418(o.workItemStatuses);
+    unittest.expect(o.workerId, unittest.equals('foo'));
+  }
+  buildCounterReportWorkItemStatusRequest--;
+}
+
+buildUnnamed2419() {
+  var o = new core.List<api.WorkItemServiceState>();
+  o.add(buildWorkItemServiceState());
+  o.add(buildWorkItemServiceState());
+  return o;
+}
+
+checkUnnamed2419(core.List<api.WorkItemServiceState> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkWorkItemServiceState(o[0]);
+  checkWorkItemServiceState(o[1]);
+}
+
+core.int buildCounterReportWorkItemStatusResponse = 0;
+buildReportWorkItemStatusResponse() {
+  var o = new api.ReportWorkItemStatusResponse();
+  buildCounterReportWorkItemStatusResponse++;
+  if (buildCounterReportWorkItemStatusResponse < 3) {
+    o.workItemServiceStates = buildUnnamed2419();
+  }
+  buildCounterReportWorkItemStatusResponse--;
+  return o;
+}
+
+checkReportWorkItemStatusResponse(api.ReportWorkItemStatusResponse o) {
+  buildCounterReportWorkItemStatusResponse++;
+  if (buildCounterReportWorkItemStatusResponse < 3) {
+    checkUnnamed2419(o.workItemServiceStates);
+  }
+  buildCounterReportWorkItemStatusResponse--;
+}
+
+buildUnnamed2420() {
+  var o = new core.List<api.SideInputInfo>();
+  o.add(buildSideInputInfo());
+  o.add(buildSideInputInfo());
+  return o;
+}
+
+checkUnnamed2420(core.List<api.SideInputInfo> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkSideInputInfo(o[0]);
+  checkSideInputInfo(o[1]);
+}
+
+buildUnnamed2421() {
+  var o = new core.List<api.SeqMapTaskOutputInfo>();
+  o.add(buildSeqMapTaskOutputInfo());
+  o.add(buildSeqMapTaskOutputInfo());
+  return o;
+}
+
+checkUnnamed2421(core.List<api.SeqMapTaskOutputInfo> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkSeqMapTaskOutputInfo(o[0]);
+  checkSeqMapTaskOutputInfo(o[1]);
+}
+
+buildUnnamed2422() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2422(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted22 = (o["x"]) as core.Map; unittest.expect(casted22, unittest.hasLength(3)); unittest.expect(casted22["list"], unittest.equals([1, 2, 3])); unittest.expect(casted22["bool"], unittest.equals(true)); unittest.expect(casted22["string"], unittest.equals('foo')); 
+  var casted23 = (o["y"]) as core.Map; unittest.expect(casted23, unittest.hasLength(3)); unittest.expect(casted23["list"], unittest.equals([1, 2, 3])); unittest.expect(casted23["bool"], unittest.equals(true)); unittest.expect(casted23["string"], unittest.equals('foo')); 
+}
+
+core.int buildCounterSeqMapTask = 0;
+buildSeqMapTask() {
+  var o = new api.SeqMapTask();
+  buildCounterSeqMapTask++;
+  if (buildCounterSeqMapTask < 3) {
+    o.inputs = buildUnnamed2420();
+    o.name = "foo";
+    o.outputInfos = buildUnnamed2421();
+    o.stageName = "foo";
+    o.systemName = "foo";
+    o.userFn = buildUnnamed2422();
+  }
+  buildCounterSeqMapTask--;
+  return o;
+}
+
+checkSeqMapTask(api.SeqMapTask o) {
+  buildCounterSeqMapTask++;
+  if (buildCounterSeqMapTask < 3) {
+    checkUnnamed2420(o.inputs);
+    unittest.expect(o.name, unittest.equals('foo'));
+    checkUnnamed2421(o.outputInfos);
+    unittest.expect(o.stageName, unittest.equals('foo'));
+    unittest.expect(o.systemName, unittest.equals('foo'));
+    checkUnnamed2422(o.userFn);
+  }
+  buildCounterSeqMapTask--;
+}
+
+core.int buildCounterSeqMapTaskOutputInfo = 0;
+buildSeqMapTaskOutputInfo() {
+  var o = new api.SeqMapTaskOutputInfo();
+  buildCounterSeqMapTaskOutputInfo++;
+  if (buildCounterSeqMapTaskOutputInfo < 3) {
+    o.sink = buildSink();
+    o.tag = "foo";
+  }
+  buildCounterSeqMapTaskOutputInfo--;
+  return o;
+}
+
+checkSeqMapTaskOutputInfo(api.SeqMapTaskOutputInfo o) {
+  buildCounterSeqMapTaskOutputInfo++;
+  if (buildCounterSeqMapTaskOutputInfo < 3) {
+    checkSink(o.sink);
+    unittest.expect(o.tag, unittest.equals('foo'));
+  }
+  buildCounterSeqMapTaskOutputInfo--;
+}
+
+core.int buildCounterShellTask = 0;
+buildShellTask() {
+  var o = new api.ShellTask();
+  buildCounterShellTask++;
+  if (buildCounterShellTask < 3) {
+    o.command = "foo";
+    o.exitCode = 42;
+  }
+  buildCounterShellTask--;
+  return o;
+}
+
+checkShellTask(api.ShellTask o) {
+  buildCounterShellTask++;
+  if (buildCounterShellTask < 3) {
+    unittest.expect(o.command, unittest.equals('foo'));
+    unittest.expect(o.exitCode, unittest.equals(42));
+  }
+  buildCounterShellTask--;
+}
+
+buildUnnamed2423() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2423(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted24 = (o["x"]) as core.Map; unittest.expect(casted24, unittest.hasLength(3)); unittest.expect(casted24["list"], unittest.equals([1, 2, 3])); unittest.expect(casted24["bool"], unittest.equals(true)); unittest.expect(casted24["string"], unittest.equals('foo')); 
+  var casted25 = (o["y"]) as core.Map; unittest.expect(casted25, unittest.hasLength(3)); unittest.expect(casted25["list"], unittest.equals([1, 2, 3])); unittest.expect(casted25["bool"], unittest.equals(true)); unittest.expect(casted25["string"], unittest.equals('foo')); 
+}
+
+buildUnnamed2424() {
+  var o = new core.List<api.Source>();
+  o.add(buildSource());
+  o.add(buildSource());
+  return o;
+}
+
+checkUnnamed2424(core.List<api.Source> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkSource(o[0]);
+  checkSource(o[1]);
+}
+
+core.int buildCounterSideInputInfo = 0;
+buildSideInputInfo() {
+  var o = new api.SideInputInfo();
+  buildCounterSideInputInfo++;
+  if (buildCounterSideInputInfo < 3) {
+    o.kind = buildUnnamed2423();
+    o.sources = buildUnnamed2424();
+    o.tag = "foo";
+  }
+  buildCounterSideInputInfo--;
+  return o;
+}
+
+checkSideInputInfo(api.SideInputInfo o) {
+  buildCounterSideInputInfo++;
+  if (buildCounterSideInputInfo < 3) {
+    checkUnnamed2423(o.kind);
+    checkUnnamed2424(o.sources);
+    unittest.expect(o.tag, unittest.equals('foo'));
+  }
+  buildCounterSideInputInfo--;
+}
+
+buildUnnamed2425() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2425(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted26 = (o["x"]) as core.Map; unittest.expect(casted26, unittest.hasLength(3)); unittest.expect(casted26["list"], unittest.equals([1, 2, 3])); unittest.expect(casted26["bool"], unittest.equals(true)); unittest.expect(casted26["string"], unittest.equals('foo')); 
+  var casted27 = (o["y"]) as core.Map; unittest.expect(casted27, unittest.hasLength(3)); unittest.expect(casted27["list"], unittest.equals([1, 2, 3])); unittest.expect(casted27["bool"], unittest.equals(true)); unittest.expect(casted27["string"], unittest.equals('foo')); 
+}
+
+buildUnnamed2426() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2426(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted28 = (o["x"]) as core.Map; unittest.expect(casted28, unittest.hasLength(3)); unittest.expect(casted28["list"], unittest.equals([1, 2, 3])); unittest.expect(casted28["bool"], unittest.equals(true)); unittest.expect(casted28["string"], unittest.equals('foo')); 
+  var casted29 = (o["y"]) as core.Map; unittest.expect(casted29, unittest.hasLength(3)); unittest.expect(casted29["list"], unittest.equals([1, 2, 3])); unittest.expect(casted29["bool"], unittest.equals(true)); unittest.expect(casted29["string"], unittest.equals('foo')); 
+}
+
+core.int buildCounterSink = 0;
+buildSink() {
+  var o = new api.Sink();
+  buildCounterSink++;
+  if (buildCounterSink < 3) {
+    o.codec = buildUnnamed2425();
+    o.spec = buildUnnamed2426();
+  }
+  buildCounterSink--;
+  return o;
+}
+
+checkSink(api.Sink o) {
+  buildCounterSink++;
+  if (buildCounterSink < 3) {
+    checkUnnamed2425(o.codec);
+    checkUnnamed2426(o.spec);
+  }
+  buildCounterSink--;
+}
+
+buildUnnamed2427() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2427(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted30 = (o["x"]) as core.Map; unittest.expect(casted30, unittest.hasLength(3)); unittest.expect(casted30["list"], unittest.equals([1, 2, 3])); unittest.expect(casted30["bool"], unittest.equals(true)); unittest.expect(casted30["string"], unittest.equals('foo')); 
+  var casted31 = (o["y"]) as core.Map; unittest.expect(casted31, unittest.hasLength(3)); unittest.expect(casted31["list"], unittest.equals([1, 2, 3])); unittest.expect(casted31["bool"], unittest.equals(true)); unittest.expect(casted31["string"], unittest.equals('foo')); 
+}
+
+buildUnnamed2428() {
+  var o = new core.List<core.Map<core.String, core.Object>>();
+  o.add(buildUnnamed2427());
+  o.add(buildUnnamed2427());
+  return o;
+}
+
+checkUnnamed2428(core.List<core.Map<core.String, core.Object>> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkUnnamed2427(o[0]);
+  checkUnnamed2427(o[1]);
+}
+
+buildUnnamed2429() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2429(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted32 = (o["x"]) as core.Map; unittest.expect(casted32, unittest.hasLength(3)); unittest.expect(casted32["list"], unittest.equals([1, 2, 3])); unittest.expect(casted32["bool"], unittest.equals(true)); unittest.expect(casted32["string"], unittest.equals('foo')); 
+  var casted33 = (o["y"]) as core.Map; unittest.expect(casted33, unittest.hasLength(3)); unittest.expect(casted33["list"], unittest.equals([1, 2, 3])); unittest.expect(casted33["bool"], unittest.equals(true)); unittest.expect(casted33["string"], unittest.equals('foo')); 
+}
+
+buildUnnamed2430() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2430(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted34 = (o["x"]) as core.Map; unittest.expect(casted34, unittest.hasLength(3)); unittest.expect(casted34["list"], unittest.equals([1, 2, 3])); unittest.expect(casted34["bool"], unittest.equals(true)); unittest.expect(casted34["string"], unittest.equals('foo')); 
+  var casted35 = (o["y"]) as core.Map; unittest.expect(casted35, unittest.hasLength(3)); unittest.expect(casted35["list"], unittest.equals([1, 2, 3])); unittest.expect(casted35["bool"], unittest.equals(true)); unittest.expect(casted35["string"], unittest.equals('foo')); 
+}
+
+core.int buildCounterSource = 0;
+buildSource() {
+  var o = new api.Source();
+  buildCounterSource++;
+  if (buildCounterSource < 3) {
+    o.baseSpecs = buildUnnamed2428();
+    o.codec = buildUnnamed2429();
+    o.doesNotNeedSplitting = true;
+    o.metadata = buildSourceMetadata();
+    o.spec = buildUnnamed2430();
+  }
+  buildCounterSource--;
+  return o;
+}
+
+checkSource(api.Source o) {
+  buildCounterSource++;
+  if (buildCounterSource < 3) {
+    checkUnnamed2428(o.baseSpecs);
+    checkUnnamed2429(o.codec);
+    unittest.expect(o.doesNotNeedSplitting, unittest.isTrue);
+    checkSourceMetadata(o.metadata);
+    checkUnnamed2430(o.spec);
+  }
+  buildCounterSource--;
+}
+
+core.int buildCounterSourceFork = 0;
+buildSourceFork() {
+  var o = new api.SourceFork();
+  buildCounterSourceFork++;
+  if (buildCounterSourceFork < 3) {
+    o.primary = buildSourceSplitShard();
+    o.primarySource = buildDerivedSource();
+    o.residual = buildSourceSplitShard();
+    o.residualSource = buildDerivedSource();
+  }
+  buildCounterSourceFork--;
+  return o;
+}
+
+checkSourceFork(api.SourceFork o) {
+  buildCounterSourceFork++;
+  if (buildCounterSourceFork < 3) {
+    checkSourceSplitShard(o.primary);
+    checkDerivedSource(o.primarySource);
+    checkSourceSplitShard(o.residual);
+    checkDerivedSource(o.residualSource);
+  }
+  buildCounterSourceFork--;
+}
+
+core.int buildCounterSourceGetMetadataRequest = 0;
+buildSourceGetMetadataRequest() {
+  var o = new api.SourceGetMetadataRequest();
+  buildCounterSourceGetMetadataRequest++;
+  if (buildCounterSourceGetMetadataRequest < 3) {
+    o.source = buildSource();
+  }
+  buildCounterSourceGetMetadataRequest--;
+  return o;
+}
+
+checkSourceGetMetadataRequest(api.SourceGetMetadataRequest o) {
+  buildCounterSourceGetMetadataRequest++;
+  if (buildCounterSourceGetMetadataRequest < 3) {
+    checkSource(o.source);
+  }
+  buildCounterSourceGetMetadataRequest--;
+}
+
+core.int buildCounterSourceGetMetadataResponse = 0;
+buildSourceGetMetadataResponse() {
+  var o = new api.SourceGetMetadataResponse();
+  buildCounterSourceGetMetadataResponse++;
+  if (buildCounterSourceGetMetadataResponse < 3) {
+    o.metadata = buildSourceMetadata();
+  }
+  buildCounterSourceGetMetadataResponse--;
+  return o;
+}
+
+checkSourceGetMetadataResponse(api.SourceGetMetadataResponse o) {
+  buildCounterSourceGetMetadataResponse++;
+  if (buildCounterSourceGetMetadataResponse < 3) {
+    checkSourceMetadata(o.metadata);
+  }
+  buildCounterSourceGetMetadataResponse--;
+}
+
+core.int buildCounterSourceMetadata = 0;
+buildSourceMetadata() {
+  var o = new api.SourceMetadata();
+  buildCounterSourceMetadata++;
+  if (buildCounterSourceMetadata < 3) {
+    o.estimatedSizeBytes = "foo";
+    o.infinite = true;
+    o.producesSortedKeys = true;
+  }
+  buildCounterSourceMetadata--;
+  return o;
+}
+
+checkSourceMetadata(api.SourceMetadata o) {
+  buildCounterSourceMetadata++;
+  if (buildCounterSourceMetadata < 3) {
+    unittest.expect(o.estimatedSizeBytes, unittest.equals('foo'));
+    unittest.expect(o.infinite, unittest.isTrue);
+    unittest.expect(o.producesSortedKeys, unittest.isTrue);
+  }
+  buildCounterSourceMetadata--;
+}
+
+core.int buildCounterSourceOperationRequest = 0;
+buildSourceOperationRequest() {
+  var o = new api.SourceOperationRequest();
+  buildCounterSourceOperationRequest++;
+  if (buildCounterSourceOperationRequest < 3) {
+    o.getMetadata = buildSourceGetMetadataRequest();
+    o.split = buildSourceSplitRequest();
+  }
+  buildCounterSourceOperationRequest--;
+  return o;
+}
+
+checkSourceOperationRequest(api.SourceOperationRequest o) {
+  buildCounterSourceOperationRequest++;
+  if (buildCounterSourceOperationRequest < 3) {
+    checkSourceGetMetadataRequest(o.getMetadata);
+    checkSourceSplitRequest(o.split);
+  }
+  buildCounterSourceOperationRequest--;
+}
+
+core.int buildCounterSourceOperationResponse = 0;
+buildSourceOperationResponse() {
+  var o = new api.SourceOperationResponse();
+  buildCounterSourceOperationResponse++;
+  if (buildCounterSourceOperationResponse < 3) {
+    o.getMetadata = buildSourceGetMetadataResponse();
+    o.split = buildSourceSplitResponse();
+  }
+  buildCounterSourceOperationResponse--;
+  return o;
+}
+
+checkSourceOperationResponse(api.SourceOperationResponse o) {
+  buildCounterSourceOperationResponse++;
+  if (buildCounterSourceOperationResponse < 3) {
+    checkSourceGetMetadataResponse(o.getMetadata);
+    checkSourceSplitResponse(o.split);
+  }
+  buildCounterSourceOperationResponse--;
+}
+
+core.int buildCounterSourceSplitOptions = 0;
+buildSourceSplitOptions() {
+  var o = new api.SourceSplitOptions();
+  buildCounterSourceSplitOptions++;
+  if (buildCounterSourceSplitOptions < 3) {
+    o.desiredBundleSizeBytes = "foo";
+    o.desiredShardSizeBytes = "foo";
+  }
+  buildCounterSourceSplitOptions--;
+  return o;
+}
+
+checkSourceSplitOptions(api.SourceSplitOptions o) {
+  buildCounterSourceSplitOptions++;
+  if (buildCounterSourceSplitOptions < 3) {
+    unittest.expect(o.desiredBundleSizeBytes, unittest.equals('foo'));
+    unittest.expect(o.desiredShardSizeBytes, unittest.equals('foo'));
+  }
+  buildCounterSourceSplitOptions--;
+}
+
+core.int buildCounterSourceSplitRequest = 0;
+buildSourceSplitRequest() {
+  var o = new api.SourceSplitRequest();
+  buildCounterSourceSplitRequest++;
+  if (buildCounterSourceSplitRequest < 3) {
+    o.options = buildSourceSplitOptions();
+    o.source = buildSource();
+  }
+  buildCounterSourceSplitRequest--;
+  return o;
+}
+
+checkSourceSplitRequest(api.SourceSplitRequest o) {
+  buildCounterSourceSplitRequest++;
+  if (buildCounterSourceSplitRequest < 3) {
+    checkSourceSplitOptions(o.options);
+    checkSource(o.source);
+  }
+  buildCounterSourceSplitRequest--;
+}
+
+buildUnnamed2431() {
+  var o = new core.List<api.DerivedSource>();
+  o.add(buildDerivedSource());
+  o.add(buildDerivedSource());
+  return o;
+}
+
+checkUnnamed2431(core.List<api.DerivedSource> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkDerivedSource(o[0]);
+  checkDerivedSource(o[1]);
+}
+
+buildUnnamed2432() {
+  var o = new core.List<api.SourceSplitShard>();
+  o.add(buildSourceSplitShard());
+  o.add(buildSourceSplitShard());
+  return o;
+}
+
+checkUnnamed2432(core.List<api.SourceSplitShard> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkSourceSplitShard(o[0]);
+  checkSourceSplitShard(o[1]);
+}
+
+core.int buildCounterSourceSplitResponse = 0;
+buildSourceSplitResponse() {
+  var o = new api.SourceSplitResponse();
+  buildCounterSourceSplitResponse++;
+  if (buildCounterSourceSplitResponse < 3) {
+    o.bundles = buildUnnamed2431();
+    o.outcome = "foo";
+    o.shards = buildUnnamed2432();
+  }
+  buildCounterSourceSplitResponse--;
+  return o;
+}
+
+checkSourceSplitResponse(api.SourceSplitResponse o) {
+  buildCounterSourceSplitResponse++;
+  if (buildCounterSourceSplitResponse < 3) {
+    checkUnnamed2431(o.bundles);
+    unittest.expect(o.outcome, unittest.equals('foo'));
+    checkUnnamed2432(o.shards);
+  }
+  buildCounterSourceSplitResponse--;
+}
+
+core.int buildCounterSourceSplitShard = 0;
+buildSourceSplitShard() {
+  var o = new api.SourceSplitShard();
+  buildCounterSourceSplitShard++;
+  if (buildCounterSourceSplitShard < 3) {
+    o.derivationMode = "foo";
+    o.source = buildSource();
+  }
+  buildCounterSourceSplitShard--;
+  return o;
+}
+
+checkSourceSplitShard(api.SourceSplitShard o) {
+  buildCounterSourceSplitShard++;
+  if (buildCounterSourceSplitShard < 3) {
+    unittest.expect(o.derivationMode, unittest.equals('foo'));
+    checkSource(o.source);
+  }
+  buildCounterSourceSplitShard--;
+}
+
+core.int buildCounterStateFamilyConfig = 0;
+buildStateFamilyConfig() {
+  var o = new api.StateFamilyConfig();
+  buildCounterStateFamilyConfig++;
+  if (buildCounterStateFamilyConfig < 3) {
+    o.isRead = true;
+    o.stateFamily = "foo";
+  }
+  buildCounterStateFamilyConfig--;
+  return o;
+}
+
+checkStateFamilyConfig(api.StateFamilyConfig o) {
+  buildCounterStateFamilyConfig++;
+  if (buildCounterStateFamilyConfig < 3) {
+    unittest.expect(o.isRead, unittest.isTrue);
+    unittest.expect(o.stateFamily, unittest.equals('foo'));
+  }
+  buildCounterStateFamilyConfig--;
+}
+
+buildUnnamed2433() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2433(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted36 = (o["x"]) as core.Map; unittest.expect(casted36, unittest.hasLength(3)); unittest.expect(casted36["list"], unittest.equals([1, 2, 3])); unittest.expect(casted36["bool"], unittest.equals(true)); unittest.expect(casted36["string"], unittest.equals('foo')); 
+  var casted37 = (o["y"]) as core.Map; unittest.expect(casted37, unittest.hasLength(3)); unittest.expect(casted37["list"], unittest.equals([1, 2, 3])); unittest.expect(casted37["bool"], unittest.equals(true)); unittest.expect(casted37["string"], unittest.equals('foo')); 
+}
+
+buildUnnamed2434() {
+  var o = new core.List<core.Map<core.String, core.Object>>();
+  o.add(buildUnnamed2433());
+  o.add(buildUnnamed2433());
+  return o;
+}
+
+checkUnnamed2434(core.List<core.Map<core.String, core.Object>> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkUnnamed2433(o[0]);
+  checkUnnamed2433(o[1]);
+}
+
+core.int buildCounterStatus = 0;
+buildStatus() {
+  var o = new api.Status();
+  buildCounterStatus++;
+  if (buildCounterStatus < 3) {
+    o.code = 42;
+    o.details = buildUnnamed2434();
+    o.message = "foo";
+  }
+  buildCounterStatus--;
+  return o;
+}
+
+checkStatus(api.Status o) {
+  buildCounterStatus++;
+  if (buildCounterStatus < 3) {
+    unittest.expect(o.code, unittest.equals(42));
+    checkUnnamed2434(o.details);
+    unittest.expect(o.message, unittest.equals('foo'));
+  }
+  buildCounterStatus--;
+}
+
+buildUnnamed2435() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2435(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted38 = (o["x"]) as core.Map; unittest.expect(casted38, unittest.hasLength(3)); unittest.expect(casted38["list"], unittest.equals([1, 2, 3])); unittest.expect(casted38["bool"], unittest.equals(true)); unittest.expect(casted38["string"], unittest.equals('foo')); 
+  var casted39 = (o["y"]) as core.Map; unittest.expect(casted39, unittest.hasLength(3)); unittest.expect(casted39["list"], unittest.equals([1, 2, 3])); unittest.expect(casted39["bool"], unittest.equals(true)); unittest.expect(casted39["string"], unittest.equals('foo')); 
+}
+
+core.int buildCounterStep = 0;
+buildStep() {
+  var o = new api.Step();
+  buildCounterStep++;
+  if (buildCounterStep < 3) {
+    o.kind = "foo";
+    o.name = "foo";
+    o.properties = buildUnnamed2435();
+  }
+  buildCounterStep--;
+  return o;
+}
+
+checkStep(api.Step o) {
+  buildCounterStep++;
+  if (buildCounterStep < 3) {
+    unittest.expect(o.kind, unittest.equals('foo'));
+    unittest.expect(o.name, unittest.equals('foo'));
+    checkUnnamed2435(o.properties);
+  }
+  buildCounterStep--;
+}
+
+core.int buildCounterStreamLocation = 0;
+buildStreamLocation() {
+  var o = new api.StreamLocation();
+  buildCounterStreamLocation++;
+  if (buildCounterStreamLocation < 3) {
+    o.customSourceLocation = buildCustomSourceLocation();
+    o.pubsubLocation = buildPubsubLocation();
+    o.sideInputLocation = buildStreamingSideInputLocation();
+    o.streamingStageLocation = buildStreamingStageLocation();
+  }
+  buildCounterStreamLocation--;
+  return o;
+}
+
+checkStreamLocation(api.StreamLocation o) {
+  buildCounterStreamLocation++;
+  if (buildCounterStreamLocation < 3) {
+    checkCustomSourceLocation(o.customSourceLocation);
+    checkPubsubLocation(o.pubsubLocation);
+    checkStreamingSideInputLocation(o.sideInputLocation);
+    checkStreamingStageLocation(o.streamingStageLocation);
+  }
+  buildCounterStreamLocation--;
+}
+
+buildUnnamed2436() {
+  var o = new core.List<api.KeyRangeDataDiskAssignment>();
+  o.add(buildKeyRangeDataDiskAssignment());
+  o.add(buildKeyRangeDataDiskAssignment());
+  return o;
+}
+
+checkUnnamed2436(core.List<api.KeyRangeDataDiskAssignment> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkKeyRangeDataDiskAssignment(o[0]);
+  checkKeyRangeDataDiskAssignment(o[1]);
+}
+
+core.int buildCounterStreamingComputationRanges = 0;
+buildStreamingComputationRanges() {
+  var o = new api.StreamingComputationRanges();
+  buildCounterStreamingComputationRanges++;
+  if (buildCounterStreamingComputationRanges < 3) {
+    o.computationId = "foo";
+    o.rangeAssignments = buildUnnamed2436();
+  }
+  buildCounterStreamingComputationRanges--;
+  return o;
+}
+
+checkStreamingComputationRanges(api.StreamingComputationRanges o) {
+  buildCounterStreamingComputationRanges++;
+  if (buildCounterStreamingComputationRanges < 3) {
+    unittest.expect(o.computationId, unittest.equals('foo'));
+    checkUnnamed2436(o.rangeAssignments);
+  }
+  buildCounterStreamingComputationRanges--;
+}
+
+buildUnnamed2437() {
+  var o = new core.List<api.StreamingComputationRanges>();
+  o.add(buildStreamingComputationRanges());
+  o.add(buildStreamingComputationRanges());
+  return o;
+}
+
+checkUnnamed2437(core.List<api.StreamingComputationRanges> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkStreamingComputationRanges(o[0]);
+  checkStreamingComputationRanges(o[1]);
+}
+
+buildUnnamed2438() {
+  var o = new core.List<api.MountedDataDisk>();
+  o.add(buildMountedDataDisk());
+  o.add(buildMountedDataDisk());
+  return o;
+}
+
+checkUnnamed2438(core.List<api.MountedDataDisk> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkMountedDataDisk(o[0]);
+  checkMountedDataDisk(o[1]);
+}
+
+core.int buildCounterStreamingComputationTask = 0;
+buildStreamingComputationTask() {
+  var o = new api.StreamingComputationTask();
+  buildCounterStreamingComputationTask++;
+  if (buildCounterStreamingComputationTask < 3) {
+    o.computationRanges = buildUnnamed2437();
+    o.dataDisks = buildUnnamed2438();
+    o.taskType = "foo";
+  }
+  buildCounterStreamingComputationTask--;
+  return o;
+}
+
+checkStreamingComputationTask(api.StreamingComputationTask o) {
+  buildCounterStreamingComputationTask++;
+  if (buildCounterStreamingComputationTask < 3) {
+    checkUnnamed2437(o.computationRanges);
+    checkUnnamed2438(o.dataDisks);
+    unittest.expect(o.taskType, unittest.equals('foo'));
+  }
+  buildCounterStreamingComputationTask--;
+}
+
+core.int buildCounterStreamingSetupTask = 0;
+buildStreamingSetupTask() {
+  var o = new api.StreamingSetupTask();
+  buildCounterStreamingSetupTask++;
+  if (buildCounterStreamingSetupTask < 3) {
+    o.receiveWorkPort = 42;
+    o.streamingComputationTopology = buildTopologyConfig();
+    o.workerHarnessPort = 42;
+  }
+  buildCounterStreamingSetupTask--;
+  return o;
+}
+
+checkStreamingSetupTask(api.StreamingSetupTask o) {
+  buildCounterStreamingSetupTask++;
+  if (buildCounterStreamingSetupTask < 3) {
+    unittest.expect(o.receiveWorkPort, unittest.equals(42));
+    checkTopologyConfig(o.streamingComputationTopology);
+    unittest.expect(o.workerHarnessPort, unittest.equals(42));
+  }
+  buildCounterStreamingSetupTask--;
+}
+
+core.int buildCounterStreamingSideInputLocation = 0;
+buildStreamingSideInputLocation() {
+  var o = new api.StreamingSideInputLocation();
+  buildCounterStreamingSideInputLocation++;
+  if (buildCounterStreamingSideInputLocation < 3) {
+    o.stateFamily = "foo";
+    o.tag = "foo";
+  }
+  buildCounterStreamingSideInputLocation--;
+  return o;
+}
+
+checkStreamingSideInputLocation(api.StreamingSideInputLocation o) {
+  buildCounterStreamingSideInputLocation++;
+  if (buildCounterStreamingSideInputLocation < 3) {
+    unittest.expect(o.stateFamily, unittest.equals('foo'));
+    unittest.expect(o.tag, unittest.equals('foo'));
+  }
+  buildCounterStreamingSideInputLocation--;
+}
+
+core.int buildCounterStreamingStageLocation = 0;
+buildStreamingStageLocation() {
+  var o = new api.StreamingStageLocation();
+  buildCounterStreamingStageLocation++;
+  if (buildCounterStreamingStageLocation < 3) {
+    o.streamId = "foo";
+  }
+  buildCounterStreamingStageLocation--;
+  return o;
+}
+
+checkStreamingStageLocation(api.StreamingStageLocation o) {
+  buildCounterStreamingStageLocation++;
+  if (buildCounterStreamingStageLocation < 3) {
+    unittest.expect(o.streamId, unittest.equals('foo'));
+  }
+  buildCounterStreamingStageLocation--;
+}
+
+buildUnnamed2439() {
+  var o = new core.List<core.String>();
+  o.add("foo");
+  o.add("foo");
+  return o;
+}
+
+checkUnnamed2439(core.List<core.String> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  unittest.expect(o[0], unittest.equals('foo'));
+  unittest.expect(o[1], unittest.equals('foo'));
+}
+
+core.int buildCounterTaskRunnerSettings = 0;
+buildTaskRunnerSettings() {
+  var o = new api.TaskRunnerSettings();
+  buildCounterTaskRunnerSettings++;
+  if (buildCounterTaskRunnerSettings < 3) {
+    o.alsologtostderr = true;
+    o.baseTaskDir = "foo";
+    o.baseUrl = "foo";
+    o.commandlinesFileName = "foo";
+    o.continueOnException = true;
+    o.dataflowApiVersion = "foo";
+    o.harnessCommand = "foo";
+    o.languageHint = "foo";
+    o.logDir = "foo";
+    o.logToSerialconsole = true;
+    o.logUploadLocation = "foo";
+    o.oauthScopes = buildUnnamed2439();
+    o.parallelWorkerSettings = buildWorkerSettings();
+    o.streamingWorkerMainClass = "foo";
+    o.taskGroup = "foo";
+    o.taskUser = "foo";
+    o.tempStoragePrefix = "foo";
+    o.vmId = "foo";
+    o.workflowFileName = "foo";
+  }
+  buildCounterTaskRunnerSettings--;
+  return o;
+}
+
+checkTaskRunnerSettings(api.TaskRunnerSettings o) {
+  buildCounterTaskRunnerSettings++;
+  if (buildCounterTaskRunnerSettings < 3) {
+    unittest.expect(o.alsologtostderr, unittest.isTrue);
+    unittest.expect(o.baseTaskDir, unittest.equals('foo'));
+    unittest.expect(o.baseUrl, unittest.equals('foo'));
+    unittest.expect(o.commandlinesFileName, unittest.equals('foo'));
+    unittest.expect(o.continueOnException, unittest.isTrue);
+    unittest.expect(o.dataflowApiVersion, unittest.equals('foo'));
+    unittest.expect(o.harnessCommand, unittest.equals('foo'));
+    unittest.expect(o.languageHint, unittest.equals('foo'));
+    unittest.expect(o.logDir, unittest.equals('foo'));
+    unittest.expect(o.logToSerialconsole, unittest.isTrue);
+    unittest.expect(o.logUploadLocation, unittest.equals('foo'));
+    checkUnnamed2439(o.oauthScopes);
+    checkWorkerSettings(o.parallelWorkerSettings);
+    unittest.expect(o.streamingWorkerMainClass, unittest.equals('foo'));
+    unittest.expect(o.taskGroup, unittest.equals('foo'));
+    unittest.expect(o.taskUser, unittest.equals('foo'));
+    unittest.expect(o.tempStoragePrefix, unittest.equals('foo'));
+    unittest.expect(o.vmId, unittest.equals('foo'));
+    unittest.expect(o.workflowFileName, unittest.equals('foo'));
+  }
+  buildCounterTaskRunnerSettings--;
+}
+
+buildUnnamed2440() {
+  var o = new core.List<api.ComputationTopology>();
+  o.add(buildComputationTopology());
+  o.add(buildComputationTopology());
+  return o;
+}
+
+checkUnnamed2440(core.List<api.ComputationTopology> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkComputationTopology(o[0]);
+  checkComputationTopology(o[1]);
+}
+
+buildUnnamed2441() {
+  var o = new core.List<api.DataDiskAssignment>();
+  o.add(buildDataDiskAssignment());
+  o.add(buildDataDiskAssignment());
+  return o;
+}
+
+checkUnnamed2441(core.List<api.DataDiskAssignment> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkDataDiskAssignment(o[0]);
+  checkDataDiskAssignment(o[1]);
+}
+
+buildUnnamed2442() {
+  var o = new core.Map<core.String, core.String>();
+  o["x"] = "foo";
+  o["y"] = "foo";
+  return o;
+}
+
+checkUnnamed2442(core.Map<core.String, core.String> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  unittest.expect(o["x"], unittest.equals('foo'));
+  unittest.expect(o["y"], unittest.equals('foo'));
+}
+
+core.int buildCounterTopologyConfig = 0;
+buildTopologyConfig() {
+  var o = new api.TopologyConfig();
+  buildCounterTopologyConfig++;
+  if (buildCounterTopologyConfig < 3) {
+    o.computations = buildUnnamed2440();
+    o.dataDiskAssignments = buildUnnamed2441();
+    o.userStageToComputationNameMap = buildUnnamed2442();
+  }
+  buildCounterTopologyConfig--;
+  return o;
+}
+
+checkTopologyConfig(api.TopologyConfig o) {
+  buildCounterTopologyConfig++;
+  if (buildCounterTopologyConfig < 3) {
+    checkUnnamed2440(o.computations);
+    checkUnnamed2441(o.dataDiskAssignments);
+    checkUnnamed2442(o.userStageToComputationNameMap);
+  }
+  buildCounterTopologyConfig--;
+}
+
+buildUnnamed2443() {
+  var o = new core.List<api.Package>();
+  o.add(buildPackage());
+  o.add(buildPackage());
+  return o;
+}
+
+checkUnnamed2443(core.List<api.Package> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkPackage(o[0]);
+  checkPackage(o[1]);
+}
+
+core.int buildCounterWorkItem = 0;
+buildWorkItem() {
+  var o = new api.WorkItem();
+  buildCounterWorkItem++;
+  if (buildCounterWorkItem < 3) {
+    o.configuration = "foo";
+    o.id = "foo";
+    o.initialReportIndex = "foo";
+    o.jobId = "foo";
+    o.leaseExpireTime = "foo";
+    o.mapTask = buildMapTask();
+    o.packages = buildUnnamed2443();
+    o.projectId = "foo";
+    o.reportStatusInterval = "foo";
+    o.seqMapTask = buildSeqMapTask();
+    o.shellTask = buildShellTask();
+    o.sourceOperationTask = buildSourceOperationRequest();
+    o.streamingComputationTask = buildStreamingComputationTask();
+    o.streamingSetupTask = buildStreamingSetupTask();
+  }
+  buildCounterWorkItem--;
+  return o;
+}
+
+checkWorkItem(api.WorkItem o) {
+  buildCounterWorkItem++;
+  if (buildCounterWorkItem < 3) {
+    unittest.expect(o.configuration, unittest.equals('foo'));
+    unittest.expect(o.id, unittest.equals('foo'));
+    unittest.expect(o.initialReportIndex, unittest.equals('foo'));
+    unittest.expect(o.jobId, unittest.equals('foo'));
+    unittest.expect(o.leaseExpireTime, unittest.equals('foo'));
+    checkMapTask(o.mapTask);
+    checkUnnamed2443(o.packages);
+    unittest.expect(o.projectId, unittest.equals('foo'));
+    unittest.expect(o.reportStatusInterval, unittest.equals('foo'));
+    checkSeqMapTask(o.seqMapTask);
+    checkShellTask(o.shellTask);
+    checkSourceOperationRequest(o.sourceOperationTask);
+    checkStreamingComputationTask(o.streamingComputationTask);
+    checkStreamingSetupTask(o.streamingSetupTask);
+  }
+  buildCounterWorkItem--;
+}
+
+buildUnnamed2444() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2444(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted40 = (o["x"]) as core.Map; unittest.expect(casted40, unittest.hasLength(3)); unittest.expect(casted40["list"], unittest.equals([1, 2, 3])); unittest.expect(casted40["bool"], unittest.equals(true)); unittest.expect(casted40["string"], unittest.equals('foo')); 
+  var casted41 = (o["y"]) as core.Map; unittest.expect(casted41, unittest.hasLength(3)); unittest.expect(casted41["list"], unittest.equals([1, 2, 3])); unittest.expect(casted41["bool"], unittest.equals(true)); unittest.expect(casted41["string"], unittest.equals('foo')); 
+}
+
+core.int buildCounterWorkItemServiceState = 0;
+buildWorkItemServiceState() {
+  var o = new api.WorkItemServiceState();
+  buildCounterWorkItemServiceState++;
+  if (buildCounterWorkItemServiceState < 3) {
+    o.harnessData = buildUnnamed2444();
+    o.leaseExpireTime = "foo";
+    o.nextReportIndex = "foo";
+    o.reportStatusInterval = "foo";
+    o.suggestedStopPoint = buildApproximateProgress();
+    o.suggestedStopPosition = buildPosition();
+  }
+  buildCounterWorkItemServiceState--;
+  return o;
+}
+
+checkWorkItemServiceState(api.WorkItemServiceState o) {
+  buildCounterWorkItemServiceState++;
+  if (buildCounterWorkItemServiceState < 3) {
+    checkUnnamed2444(o.harnessData);
+    unittest.expect(o.leaseExpireTime, unittest.equals('foo'));
+    unittest.expect(o.nextReportIndex, unittest.equals('foo'));
+    unittest.expect(o.reportStatusInterval, unittest.equals('foo'));
+    checkApproximateProgress(o.suggestedStopPoint);
+    checkPosition(o.suggestedStopPosition);
+  }
+  buildCounterWorkItemServiceState--;
+}
+
+buildUnnamed2445() {
+  var o = new core.List<api.Status>();
+  o.add(buildStatus());
+  o.add(buildStatus());
+  return o;
+}
+
+checkUnnamed2445(core.List<api.Status> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkStatus(o[0]);
+  checkStatus(o[1]);
+}
+
+buildUnnamed2446() {
+  var o = new core.List<api.MetricUpdate>();
+  o.add(buildMetricUpdate());
+  o.add(buildMetricUpdate());
+  return o;
+}
+
+checkUnnamed2446(core.List<api.MetricUpdate> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkMetricUpdate(o[0]);
+  checkMetricUpdate(o[1]);
+}
+
+core.int buildCounterWorkItemStatus = 0;
+buildWorkItemStatus() {
+  var o = new api.WorkItemStatus();
+  buildCounterWorkItemStatus++;
+  if (buildCounterWorkItemStatus < 3) {
+    o.completed = true;
+    o.dynamicSourceSplit = buildDynamicSourceSplit();
+    o.errors = buildUnnamed2445();
+    o.metricUpdates = buildUnnamed2446();
+    o.progress = buildApproximateProgress();
+    o.reportIndex = "foo";
+    o.requestedLeaseDuration = "foo";
+    o.sourceFork = buildSourceFork();
+    o.sourceOperationResponse = buildSourceOperationResponse();
+    o.stopPosition = buildPosition();
+    o.workItemId = "foo";
+  }
+  buildCounterWorkItemStatus--;
+  return o;
+}
+
+checkWorkItemStatus(api.WorkItemStatus o) {
+  buildCounterWorkItemStatus++;
+  if (buildCounterWorkItemStatus < 3) {
+    unittest.expect(o.completed, unittest.isTrue);
+    checkDynamicSourceSplit(o.dynamicSourceSplit);
+    checkUnnamed2445(o.errors);
+    checkUnnamed2446(o.metricUpdates);
+    checkApproximateProgress(o.progress);
+    unittest.expect(o.reportIndex, unittest.equals('foo'));
+    unittest.expect(o.requestedLeaseDuration, unittest.equals('foo'));
+    checkSourceFork(o.sourceFork);
+    checkSourceOperationResponse(o.sourceOperationResponse);
+    checkPosition(o.stopPosition);
+    unittest.expect(o.workItemId, unittest.equals('foo'));
+  }
+  buildCounterWorkItemStatus--;
+}
+
+buildUnnamed2447() {
+  var o = new core.List<api.Disk>();
+  o.add(buildDisk());
+  o.add(buildDisk());
+  return o;
+}
+
+checkUnnamed2447(core.List<api.Disk> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkDisk(o[0]);
+  checkDisk(o[1]);
+}
+
+buildUnnamed2448() {
+  var o = new core.Map<core.String, core.String>();
+  o["x"] = "foo";
+  o["y"] = "foo";
+  return o;
+}
+
+checkUnnamed2448(core.Map<core.String, core.String> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  unittest.expect(o["x"], unittest.equals('foo'));
+  unittest.expect(o["y"], unittest.equals('foo'));
+}
+
+buildUnnamed2449() {
+  var o = new core.List<api.Package>();
+  o.add(buildPackage());
+  o.add(buildPackage());
+  return o;
+}
+
+checkUnnamed2449(core.List<api.Package> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  checkPackage(o[0]);
+  checkPackage(o[1]);
+}
+
+buildUnnamed2450() {
+  var o = new core.Map<core.String, core.Object>();
+  o["x"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  o["y"] = {'list' : [1, 2, 3], 'bool' : true, 'string' : 'foo'};
+  return o;
+}
+
+checkUnnamed2450(core.Map<core.String, core.Object> o) {
+  unittest.expect(o, unittest.hasLength(2));
+  var casted42 = (o["x"]) as core.Map; unittest.expect(casted42, unittest.hasLength(3)); unittest.expect(casted42["list"], unittest.equals([1, 2, 3])); unittest.expect(casted42["bool"], unittest.equals(true)); unittest.expect(casted42["string"], unittest.equals('foo')); 
+  var casted43 = (o["y"]) as core.Map; unittest.expect(casted43, unittest.hasLength(3)); unittest.expect(casted43["list"], unittest.equals([1, 2, 3])); unittest.expect(casted43["bool"], unittest.equals(true)); unittest.expect(casted43["string"], unittest.equals('foo')); 
+}
+
+core.int buildCounterWorkerPool = 0;
+buildWorkerPool() {
+  var o = new api.WorkerPool();
+  buildCounterWorkerPool++;
+  if (buildCounterWorkerPool < 3) {
+    o.autoscalingSettings = buildAutoscalingSettings();
+    o.dataDisks = buildUnnamed2447();
+    o.defaultPackageSet = "foo";
+    o.diskSizeGb = 42;
+    o.diskSourceImage = "foo";
+    o.diskType = "foo";
+    o.kind = "foo";
+    o.machineType = "foo";
+    o.metadata = buildUnnamed2448();
+    o.network = "foo";
+    o.numWorkers = 42;
+    o.onHostMaintenance = "foo";
+    o.packages = buildUnnamed2449();
+    o.poolArgs = buildUnnamed2450();
+    o.taskrunnerSettings = buildTaskRunnerSettings();
+    o.teardownPolicy = "foo";
+    o.zone = "foo";
+  }
+  buildCounterWorkerPool--;
+  return o;
+}
+
+checkWorkerPool(api.WorkerPool o) {
+  buildCounterWorkerPool++;
+  if (buildCounterWorkerPool < 3) {
+    checkAutoscalingSettings(o.autoscalingSettings);
+    checkUnnamed2447(o.dataDisks);
+    unittest.expect(o.defaultPackageSet, unittest.equals('foo'));
+    unittest.expect(o.diskSizeGb, unittest.equals(42));
+    unittest.expect(o.diskSourceImage, unittest.equals('foo'));
+    unittest.expect(o.diskType, unittest.equals('foo'));
+    unittest.expect(o.kind, unittest.equals('foo'));
+    unittest.expect(o.machineType, unittest.equals('foo'));
+    checkUnnamed2448(o.metadata);
+    unittest.expect(o.network, unittest.equals('foo'));
+    unittest.expect(o.numWorkers, unittest.equals(42));
+    unittest.expect(o.onHostMaintenance, unittest.equals('foo'));
+    checkUnnamed2449(o.packages);
+    checkUnnamed2450(o.poolArgs);
+    checkTaskRunnerSettings(o.taskrunnerSettings);
+    unittest.expect(o.teardownPolicy, unittest.equals('foo'));
+    unittest.expect(o.zone, unittest.equals('foo'));
+  }
+  buildCounterWorkerPool--;
+}
+
+core.int buildCounterWorkerSettings = 0;
+buildWorkerSettings() {
+  var o = new api.WorkerSettings();
+  buildCounterWorkerSettings++;
+  if (buildCounterWorkerSettings < 3) {
+    o.baseUrl = "foo";
+    o.reportingEnabled = true;
+    o.servicePath = "foo";
+    o.shuffleServicePath = "foo";
+    o.tempStoragePrefix = "foo";
+    o.workerId = "foo";
+  }
+  buildCounterWorkerSettings--;
+  return o;
+}
+
+checkWorkerSettings(api.WorkerSettings o) {
+  buildCounterWorkerSettings++;
+  if (buildCounterWorkerSettings < 3) {
+    unittest.expect(o.baseUrl, unittest.equals('foo'));
+    unittest.expect(o.reportingEnabled, unittest.isTrue);
+    unittest.expect(o.servicePath, unittest.equals('foo'));
+    unittest.expect(o.shuffleServicePath, unittest.equals('foo'));
+    unittest.expect(o.tempStoragePrefix, unittest.equals('foo'));
+    unittest.expect(o.workerId, unittest.equals('foo'));
+  }
+  buildCounterWorkerSettings--;
+}
+
+core.int buildCounterWriteInstruction = 0;
+buildWriteInstruction() {
+  var o = new api.WriteInstruction();
+  buildCounterWriteInstruction++;
+  if (buildCounterWriteInstruction < 3) {
+    o.input = buildInstructionInput();
+    o.sink = buildSink();
+  }
+  buildCounterWriteInstruction--;
+  return o;
+}
+
+checkWriteInstruction(api.WriteInstruction o) {
+  buildCounterWriteInstruction++;
+  if (buildCounterWriteInstruction < 3) {
+    checkInstructionInput(o.input);
+    checkSink(o.sink);
+  }
+  buildCounterWriteInstruction--;
+}
+
 
 main() {
-}
-
+  unittest.group("obj-schema-ApproximateProgress", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildApproximateProgress();
+      var od = new api.ApproximateProgress.fromJson(o.toJson());
+      checkApproximateProgress(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-AutoscalingSettings", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildAutoscalingSettings();
+      var od = new api.AutoscalingSettings.fromJson(o.toJson());
+      checkAutoscalingSettings(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-ComputationTopology", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildComputationTopology();
+      var od = new api.ComputationTopology.fromJson(o.toJson());
+      checkComputationTopology(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-CustomSourceLocation", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildCustomSourceLocation();
+      var od = new api.CustomSourceLocation.fromJson(o.toJson());
+      checkCustomSourceLocation(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-DataDiskAssignment", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildDataDiskAssignment();
+      var od = new api.DataDiskAssignment.fromJson(o.toJson());
+      checkDataDiskAssignment(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-DerivedSource", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildDerivedSource();
+      var od = new api.DerivedSource.fromJson(o.toJson());
+      checkDerivedSource(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-Disk", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildDisk();
+      var od = new api.Disk.fromJson(o.toJson());
+      checkDisk(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-DynamicSourceSplit", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildDynamicSourceSplit();
+      var od = new api.DynamicSourceSplit.fromJson(o.toJson());
+      checkDynamicSourceSplit(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-Environment", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildEnvironment();
+      var od = new api.Environment.fromJson(o.toJson());
+      checkEnvironment(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-FlattenInstruction", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildFlattenInstruction();
+      var od = new api.FlattenInstruction.fromJson(o.toJson());
+      checkFlattenInstruction(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-InstructionInput", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildInstructionInput();
+      var od = new api.InstructionInput.fromJson(o.toJson());
+      checkInstructionInput(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-InstructionOutput", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildInstructionOutput();
+      var od = new api.InstructionOutput.fromJson(o.toJson());
+      checkInstructionOutput(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-Job", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildJob();
+      var od = new api.Job.fromJson(o.toJson());
+      checkJob(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-JobExecutionInfo", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildJobExecutionInfo();
+      var od = new api.JobExecutionInfo.fromJson(o.toJson());
+      checkJobExecutionInfo(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-JobExecutionStageInfo", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildJobExecutionStageInfo();
+      var od = new api.JobExecutionStageInfo.fromJson(o.toJson());
+      checkJobExecutionStageInfo(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-JobMessage", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildJobMessage();
+      var od = new api.JobMessage.fromJson(o.toJson());
+      checkJobMessage(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-JobMetrics", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildJobMetrics();
+      var od = new api.JobMetrics.fromJson(o.toJson());
+      checkJobMetrics(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-KeyRangeDataDiskAssignment", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildKeyRangeDataDiskAssignment();
+      var od = new api.KeyRangeDataDiskAssignment.fromJson(o.toJson());
+      checkKeyRangeDataDiskAssignment(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-KeyRangeLocation", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildKeyRangeLocation();
+      var od = new api.KeyRangeLocation.fromJson(o.toJson());
+      checkKeyRangeLocation(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-LeaseWorkItemRequest", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildLeaseWorkItemRequest();
+      var od = new api.LeaseWorkItemRequest.fromJson(o.toJson());
+      checkLeaseWorkItemRequest(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-LeaseWorkItemResponse", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildLeaseWorkItemResponse();
+      var od = new api.LeaseWorkItemResponse.fromJson(o.toJson());
+      checkLeaseWorkItemResponse(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-ListJobMessagesResponse", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildListJobMessagesResponse();
+      var od = new api.ListJobMessagesResponse.fromJson(o.toJson());
+      checkListJobMessagesResponse(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-ListJobsResponse", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildListJobsResponse();
+      var od = new api.ListJobsResponse.fromJson(o.toJson());
+      checkListJobsResponse(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-MapTask", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildMapTask();
+      var od = new api.MapTask.fromJson(o.toJson());
+      checkMapTask(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-MetricStructuredName", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildMetricStructuredName();
+      var od = new api.MetricStructuredName.fromJson(o.toJson());
+      checkMetricStructuredName(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-MetricUpdate", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildMetricUpdate();
+      var od = new api.MetricUpdate.fromJson(o.toJson());
+      checkMetricUpdate(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-MountedDataDisk", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildMountedDataDisk();
+      var od = new api.MountedDataDisk.fromJson(o.toJson());
+      checkMountedDataDisk(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-MultiOutputInfo", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildMultiOutputInfo();
+      var od = new api.MultiOutputInfo.fromJson(o.toJson());
+      checkMultiOutputInfo(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-Package", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildPackage();
+      var od = new api.Package.fromJson(o.toJson());
+      checkPackage(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-ParDoInstruction", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildParDoInstruction();
+      var od = new api.ParDoInstruction.fromJson(o.toJson());
+      checkParDoInstruction(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-ParallelInstruction", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildParallelInstruction();
+      var od = new api.ParallelInstruction.fromJson(o.toJson());
+      checkParallelInstruction(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-PartialGroupByKeyInstruction", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildPartialGroupByKeyInstruction();
+      var od = new api.PartialGroupByKeyInstruction.fromJson(o.toJson());
+      checkPartialGroupByKeyInstruction(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-Position", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildPosition();
+      var od = new api.Position.fromJson(o.toJson());
+      checkPosition(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-PubsubLocation", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildPubsubLocation();
+      var od = new api.PubsubLocation.fromJson(o.toJson());
+      checkPubsubLocation(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-ReadInstruction", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildReadInstruction();
+      var od = new api.ReadInstruction.fromJson(o.toJson());
+      checkReadInstruction(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-ReportWorkItemStatusRequest", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildReportWorkItemStatusRequest();
+      var od = new api.ReportWorkItemStatusRequest.fromJson(o.toJson());
+      checkReportWorkItemStatusRequest(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-ReportWorkItemStatusResponse", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildReportWorkItemStatusResponse();
+      var od = new api.ReportWorkItemStatusResponse.fromJson(o.toJson());
+      checkReportWorkItemStatusResponse(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SeqMapTask", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSeqMapTask();
+      var od = new api.SeqMapTask.fromJson(o.toJson());
+      checkSeqMapTask(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SeqMapTaskOutputInfo", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSeqMapTaskOutputInfo();
+      var od = new api.SeqMapTaskOutputInfo.fromJson(o.toJson());
+      checkSeqMapTaskOutputInfo(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-ShellTask", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildShellTask();
+      var od = new api.ShellTask.fromJson(o.toJson());
+      checkShellTask(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SideInputInfo", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSideInputInfo();
+      var od = new api.SideInputInfo.fromJson(o.toJson());
+      checkSideInputInfo(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-Sink", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSink();
+      var od = new api.Sink.fromJson(o.toJson());
+      checkSink(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-Source", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSource();
+      var od = new api.Source.fromJson(o.toJson());
+      checkSource(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SourceFork", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSourceFork();
+      var od = new api.SourceFork.fromJson(o.toJson());
+      checkSourceFork(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SourceGetMetadataRequest", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSourceGetMetadataRequest();
+      var od = new api.SourceGetMetadataRequest.fromJson(o.toJson());
+      checkSourceGetMetadataRequest(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SourceGetMetadataResponse", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSourceGetMetadataResponse();
+      var od = new api.SourceGetMetadataResponse.fromJson(o.toJson());
+      checkSourceGetMetadataResponse(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SourceMetadata", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSourceMetadata();
+      var od = new api.SourceMetadata.fromJson(o.toJson());
+      checkSourceMetadata(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SourceOperationRequest", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSourceOperationRequest();
+      var od = new api.SourceOperationRequest.fromJson(o.toJson());
+      checkSourceOperationRequest(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SourceOperationResponse", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSourceOperationResponse();
+      var od = new api.SourceOperationResponse.fromJson(o.toJson());
+      checkSourceOperationResponse(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SourceSplitOptions", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSourceSplitOptions();
+      var od = new api.SourceSplitOptions.fromJson(o.toJson());
+      checkSourceSplitOptions(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SourceSplitRequest", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSourceSplitRequest();
+      var od = new api.SourceSplitRequest.fromJson(o.toJson());
+      checkSourceSplitRequest(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SourceSplitResponse", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSourceSplitResponse();
+      var od = new api.SourceSplitResponse.fromJson(o.toJson());
+      checkSourceSplitResponse(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-SourceSplitShard", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildSourceSplitShard();
+      var od = new api.SourceSplitShard.fromJson(o.toJson());
+      checkSourceSplitShard(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-StateFamilyConfig", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildStateFamilyConfig();
+      var od = new api.StateFamilyConfig.fromJson(o.toJson());
+      checkStateFamilyConfig(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-Status", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildStatus();
+      var od = new api.Status.fromJson(o.toJson());
+      checkStatus(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-Step", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildStep();
+      var od = new api.Step.fromJson(o.toJson());
+      checkStep(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-StreamLocation", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildStreamLocation();
+      var od = new api.StreamLocation.fromJson(o.toJson());
+      checkStreamLocation(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-StreamingComputationRanges", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildStreamingComputationRanges();
+      var od = new api.StreamingComputationRanges.fromJson(o.toJson());
+      checkStreamingComputationRanges(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-StreamingComputationTask", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildStreamingComputationTask();
+      var od = new api.StreamingComputationTask.fromJson(o.toJson());
+      checkStreamingComputationTask(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-StreamingSetupTask", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildStreamingSetupTask();
+      var od = new api.StreamingSetupTask.fromJson(o.toJson());
+      checkStreamingSetupTask(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-StreamingSideInputLocation", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildStreamingSideInputLocation();
+      var od = new api.StreamingSideInputLocation.fromJson(o.toJson());
+      checkStreamingSideInputLocation(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-StreamingStageLocation", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildStreamingStageLocation();
+      var od = new api.StreamingStageLocation.fromJson(o.toJson());
+      checkStreamingStageLocation(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-TaskRunnerSettings", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildTaskRunnerSettings();
+      var od = new api.TaskRunnerSettings.fromJson(o.toJson());
+      checkTaskRunnerSettings(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-TopologyConfig", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildTopologyConfig();
+      var od = new api.TopologyConfig.fromJson(o.toJson());
+      checkTopologyConfig(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-WorkItem", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildWorkItem();
+      var od = new api.WorkItem.fromJson(o.toJson());
+      checkWorkItem(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-WorkItemServiceState", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildWorkItemServiceState();
+      var od = new api.WorkItemServiceState.fromJson(o.toJson());
+      checkWorkItemServiceState(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-WorkItemStatus", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildWorkItemStatus();
+      var od = new api.WorkItemStatus.fromJson(o.toJson());
+      checkWorkItemStatus(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-WorkerPool", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildWorkerPool();
+      var od = new api.WorkerPool.fromJson(o.toJson());
+      checkWorkerPool(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-WorkerSettings", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildWorkerSettings();
+      var od = new api.WorkerSettings.fromJson(o.toJson());
+      checkWorkerSettings(od);
+    });
+  });
+
+
+  unittest.group("obj-schema-WriteInstruction", () {
+    unittest.test("to-json--from-json", () {
+      var o = buildWriteInstruction();
+      var od = new api.WriteInstruction.fromJson(o.toJson());
+      checkWriteInstruction(od);
+    });
+  });
+
+
+  unittest.group("resource-ProjectsJobsResourceApi", () {
+    unittest.test("method--create", () {
+
+      var mock = new HttpServerMock();
+      api.ProjectsJobsResourceApi res = new api.DataflowApi(mock).projects.jobs;
+      var arg_request = buildJob();
+      var arg_projectId = "foo";
+      var arg_view = "foo";
+      var arg_replaceJobId = "foo";
+      mock.register(unittest.expectAsync((http.BaseRequest req, json) {
+        var obj = new api.Job.fromJson(json);
+        checkJob(obj);
+
+        var path = (req.url).path;
+        var pathOffset = 0;
+        var index;
+        var subPart;
+        unittest.expect(path.substring(pathOffset, pathOffset + 1), unittest.equals("/"));
+        pathOffset += 1;
+        unittest.expect(path.substring(pathOffset, pathOffset + 14), unittest.equals("v1b3/projects/"));
+        pathOffset += 14;
+        index = path.indexOf("/jobs", pathOffset);
+        unittest.expect(index >= 0, unittest.isTrue);
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset, index));
+        pathOffset = index;
+        unittest.expect(subPart, unittest.equals("$arg_projectId"));
+        unittest.expect(path.substring(pathOffset, pathOffset + 5), unittest.equals("/jobs"));
+        pathOffset += 5;
+
+        var query = (req.url).query;
+        var queryOffset = 0;
+        var queryMap = {};
+        addQueryParam(n, v) => queryMap.putIfAbsent(n, () => []).add(v);
+        parseBool(n) {
+          if (n == "true") return true;
+          if (n == "false") return false;
+          if (n == null) return null;
+          throw new core.ArgumentError("Invalid boolean: $n");
+        }
+        if (query.length > 0) {
+          for (var part in query.split("&")) {
+            var keyvalue = part.split("=");
+            addQueryParam(core.Uri.decodeQueryComponent(keyvalue[0]), core.Uri.decodeQueryComponent(keyvalue[1]));
+          }
+        }
+        unittest.expect(queryMap["view"].first, unittest.equals(arg_view));
+        unittest.expect(queryMap["replaceJobId"].first, unittest.equals(arg_replaceJobId));
+
+
+        var h = {
+          "content-type" : "application/json; charset=utf-8",
+        };
+        var resp = convert.JSON.encode(buildJob());
+        return new async.Future.value(stringResponse(200, h, resp));
+      }), true);
+      res.create(arg_request, arg_projectId, view: arg_view, replaceJobId: arg_replaceJobId).then(unittest.expectAsync(((api.Job response) {
+        checkJob(response);
+      })));
+    });
+
+    unittest.test("method--get", () {
+
+      var mock = new HttpServerMock();
+      api.ProjectsJobsResourceApi res = new api.DataflowApi(mock).projects.jobs;
+      var arg_projectId = "foo";
+      var arg_jobId = "foo";
+      var arg_view = "foo";
+      mock.register(unittest.expectAsync((http.BaseRequest req, json) {
+        var path = (req.url).path;
+        var pathOffset = 0;
+        var index;
+        var subPart;
+        unittest.expect(path.substring(pathOffset, pathOffset + 1), unittest.equals("/"));
+        pathOffset += 1;
+        unittest.expect(path.substring(pathOffset, pathOffset + 14), unittest.equals("v1b3/projects/"));
+        pathOffset += 14;
+        index = path.indexOf("/jobs/", pathOffset);
+        unittest.expect(index >= 0, unittest.isTrue);
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset, index));
+        pathOffset = index;
+        unittest.expect(subPart, unittest.equals("$arg_projectId"));
+        unittest.expect(path.substring(pathOffset, pathOffset + 6), unittest.equals("/jobs/"));
+        pathOffset += 6;
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset));
+        pathOffset = path.length;
+        unittest.expect(subPart, unittest.equals("$arg_jobId"));
+
+        var query = (req.url).query;
+        var queryOffset = 0;
+        var queryMap = {};
+        addQueryParam(n, v) => queryMap.putIfAbsent(n, () => []).add(v);
+        parseBool(n) {
+          if (n == "true") return true;
+          if (n == "false") return false;
+          if (n == null) return null;
+          throw new core.ArgumentError("Invalid boolean: $n");
+        }
+        if (query.length > 0) {
+          for (var part in query.split("&")) {
+            var keyvalue = part.split("=");
+            addQueryParam(core.Uri.decodeQueryComponent(keyvalue[0]), core.Uri.decodeQueryComponent(keyvalue[1]));
+          }
+        }
+        unittest.expect(queryMap["view"].first, unittest.equals(arg_view));
+
+
+        var h = {
+          "content-type" : "application/json; charset=utf-8",
+        };
+        var resp = convert.JSON.encode(buildJob());
+        return new async.Future.value(stringResponse(200, h, resp));
+      }), true);
+      res.get(arg_projectId, arg_jobId, view: arg_view).then(unittest.expectAsync(((api.Job response) {
+        checkJob(response);
+      })));
+    });
+
+    unittest.test("method--getMetrics", () {
+
+      var mock = new HttpServerMock();
+      api.ProjectsJobsResourceApi res = new api.DataflowApi(mock).projects.jobs;
+      var arg_projectId = "foo";
+      var arg_jobId = "foo";
+      var arg_startTime = "foo";
+      mock.register(unittest.expectAsync((http.BaseRequest req, json) {
+        var path = (req.url).path;
+        var pathOffset = 0;
+        var index;
+        var subPart;
+        unittest.expect(path.substring(pathOffset, pathOffset + 1), unittest.equals("/"));
+        pathOffset += 1;
+        unittest.expect(path.substring(pathOffset, pathOffset + 14), unittest.equals("v1b3/projects/"));
+        pathOffset += 14;
+        index = path.indexOf("/jobs/", pathOffset);
+        unittest.expect(index >= 0, unittest.isTrue);
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset, index));
+        pathOffset = index;
+        unittest.expect(subPart, unittest.equals("$arg_projectId"));
+        unittest.expect(path.substring(pathOffset, pathOffset + 6), unittest.equals("/jobs/"));
+        pathOffset += 6;
+        index = path.indexOf("/metrics", pathOffset);
+        unittest.expect(index >= 0, unittest.isTrue);
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset, index));
+        pathOffset = index;
+        unittest.expect(subPart, unittest.equals("$arg_jobId"));
+        unittest.expect(path.substring(pathOffset, pathOffset + 8), unittest.equals("/metrics"));
+        pathOffset += 8;
+
+        var query = (req.url).query;
+        var queryOffset = 0;
+        var queryMap = {};
+        addQueryParam(n, v) => queryMap.putIfAbsent(n, () => []).add(v);
+        parseBool(n) {
+          if (n == "true") return true;
+          if (n == "false") return false;
+          if (n == null) return null;
+          throw new core.ArgumentError("Invalid boolean: $n");
+        }
+        if (query.length > 0) {
+          for (var part in query.split("&")) {
+            var keyvalue = part.split("=");
+            addQueryParam(core.Uri.decodeQueryComponent(keyvalue[0]), core.Uri.decodeQueryComponent(keyvalue[1]));
+          }
+        }
+        unittest.expect(queryMap["startTime"].first, unittest.equals(arg_startTime));
+
+
+        var h = {
+          "content-type" : "application/json; charset=utf-8",
+        };
+        var resp = convert.JSON.encode(buildJobMetrics());
+        return new async.Future.value(stringResponse(200, h, resp));
+      }), true);
+      res.getMetrics(arg_projectId, arg_jobId, startTime: arg_startTime).then(unittest.expectAsync(((api.JobMetrics response) {
+        checkJobMetrics(response);
+      })));
+    });
+
+    unittest.test("method--list", () {
+
+      var mock = new HttpServerMock();
+      api.ProjectsJobsResourceApi res = new api.DataflowApi(mock).projects.jobs;
+      var arg_projectId = "foo";
+      var arg_view = "foo";
+      var arg_pageSize = 42;
+      var arg_pageToken = "foo";
+      mock.register(unittest.expectAsync((http.BaseRequest req, json) {
+        var path = (req.url).path;
+        var pathOffset = 0;
+        var index;
+        var subPart;
+        unittest.expect(path.substring(pathOffset, pathOffset + 1), unittest.equals("/"));
+        pathOffset += 1;
+        unittest.expect(path.substring(pathOffset, pathOffset + 14), unittest.equals("v1b3/projects/"));
+        pathOffset += 14;
+        index = path.indexOf("/jobs", pathOffset);
+        unittest.expect(index >= 0, unittest.isTrue);
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset, index));
+        pathOffset = index;
+        unittest.expect(subPart, unittest.equals("$arg_projectId"));
+        unittest.expect(path.substring(pathOffset, pathOffset + 5), unittest.equals("/jobs"));
+        pathOffset += 5;
+
+        var query = (req.url).query;
+        var queryOffset = 0;
+        var queryMap = {};
+        addQueryParam(n, v) => queryMap.putIfAbsent(n, () => []).add(v);
+        parseBool(n) {
+          if (n == "true") return true;
+          if (n == "false") return false;
+          if (n == null) return null;
+          throw new core.ArgumentError("Invalid boolean: $n");
+        }
+        if (query.length > 0) {
+          for (var part in query.split("&")) {
+            var keyvalue = part.split("=");
+            addQueryParam(core.Uri.decodeQueryComponent(keyvalue[0]), core.Uri.decodeQueryComponent(keyvalue[1]));
+          }
+        }
+        unittest.expect(queryMap["view"].first, unittest.equals(arg_view));
+        unittest.expect(core.int.parse(queryMap["pageSize"].first), unittest.equals(arg_pageSize));
+        unittest.expect(queryMap["pageToken"].first, unittest.equals(arg_pageToken));
+
+
+        var h = {
+          "content-type" : "application/json; charset=utf-8",
+        };
+        var resp = convert.JSON.encode(buildListJobsResponse());
+        return new async.Future.value(stringResponse(200, h, resp));
+      }), true);
+      res.list(arg_projectId, view: arg_view, pageSize: arg_pageSize, pageToken: arg_pageToken).then(unittest.expectAsync(((api.ListJobsResponse response) {
+        checkListJobsResponse(response);
+      })));
+    });
+
+    unittest.test("method--update", () {
+
+      var mock = new HttpServerMock();
+      api.ProjectsJobsResourceApi res = new api.DataflowApi(mock).projects.jobs;
+      var arg_request = buildJob();
+      var arg_projectId = "foo";
+      var arg_jobId = "foo";
+      mock.register(unittest.expectAsync((http.BaseRequest req, json) {
+        var obj = new api.Job.fromJson(json);
+        checkJob(obj);
+
+        var path = (req.url).path;
+        var pathOffset = 0;
+        var index;
+        var subPart;
+        unittest.expect(path.substring(pathOffset, pathOffset + 1), unittest.equals("/"));
+        pathOffset += 1;
+        unittest.expect(path.substring(pathOffset, pathOffset + 14), unittest.equals("v1b3/projects/"));
+        pathOffset += 14;
+        index = path.indexOf("/jobs/", pathOffset);
+        unittest.expect(index >= 0, unittest.isTrue);
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset, index));
+        pathOffset = index;
+        unittest.expect(subPart, unittest.equals("$arg_projectId"));
+        unittest.expect(path.substring(pathOffset, pathOffset + 6), unittest.equals("/jobs/"));
+        pathOffset += 6;
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset));
+        pathOffset = path.length;
+        unittest.expect(subPart, unittest.equals("$arg_jobId"));
+
+        var query = (req.url).query;
+        var queryOffset = 0;
+        var queryMap = {};
+        addQueryParam(n, v) => queryMap.putIfAbsent(n, () => []).add(v);
+        parseBool(n) {
+          if (n == "true") return true;
+          if (n == "false") return false;
+          if (n == null) return null;
+          throw new core.ArgumentError("Invalid boolean: $n");
+        }
+        if (query.length > 0) {
+          for (var part in query.split("&")) {
+            var keyvalue = part.split("=");
+            addQueryParam(core.Uri.decodeQueryComponent(keyvalue[0]), core.Uri.decodeQueryComponent(keyvalue[1]));
+          }
+        }
+
+
+        var h = {
+          "content-type" : "application/json; charset=utf-8",
+        };
+        var resp = convert.JSON.encode(buildJob());
+        return new async.Future.value(stringResponse(200, h, resp));
+      }), true);
+      res.update(arg_request, arg_projectId, arg_jobId).then(unittest.expectAsync(((api.Job response) {
+        checkJob(response);
+      })));
+    });
+
+  });
+
+
+  unittest.group("resource-ProjectsJobsMessagesResourceApi", () {
+    unittest.test("method--list", () {
+
+      var mock = new HttpServerMock();
+      api.ProjectsJobsMessagesResourceApi res = new api.DataflowApi(mock).projects.jobs.messages;
+      var arg_projectId = "foo";
+      var arg_jobId = "foo";
+      var arg_minimumImportance = "foo";
+      var arg_pageSize = 42;
+      var arg_pageToken = "foo";
+      var arg_startTime = "foo";
+      var arg_endTime = "foo";
+      mock.register(unittest.expectAsync((http.BaseRequest req, json) {
+        var path = (req.url).path;
+        var pathOffset = 0;
+        var index;
+        var subPart;
+        unittest.expect(path.substring(pathOffset, pathOffset + 1), unittest.equals("/"));
+        pathOffset += 1;
+        unittest.expect(path.substring(pathOffset, pathOffset + 14), unittest.equals("v1b3/projects/"));
+        pathOffset += 14;
+        index = path.indexOf("/jobs/", pathOffset);
+        unittest.expect(index >= 0, unittest.isTrue);
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset, index));
+        pathOffset = index;
+        unittest.expect(subPart, unittest.equals("$arg_projectId"));
+        unittest.expect(path.substring(pathOffset, pathOffset + 6), unittest.equals("/jobs/"));
+        pathOffset += 6;
+        index = path.indexOf("/messages", pathOffset);
+        unittest.expect(index >= 0, unittest.isTrue);
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset, index));
+        pathOffset = index;
+        unittest.expect(subPart, unittest.equals("$arg_jobId"));
+        unittest.expect(path.substring(pathOffset, pathOffset + 9), unittest.equals("/messages"));
+        pathOffset += 9;
+
+        var query = (req.url).query;
+        var queryOffset = 0;
+        var queryMap = {};
+        addQueryParam(n, v) => queryMap.putIfAbsent(n, () => []).add(v);
+        parseBool(n) {
+          if (n == "true") return true;
+          if (n == "false") return false;
+          if (n == null) return null;
+          throw new core.ArgumentError("Invalid boolean: $n");
+        }
+        if (query.length > 0) {
+          for (var part in query.split("&")) {
+            var keyvalue = part.split("=");
+            addQueryParam(core.Uri.decodeQueryComponent(keyvalue[0]), core.Uri.decodeQueryComponent(keyvalue[1]));
+          }
+        }
+        unittest.expect(queryMap["minimumImportance"].first, unittest.equals(arg_minimumImportance));
+        unittest.expect(core.int.parse(queryMap["pageSize"].first), unittest.equals(arg_pageSize));
+        unittest.expect(queryMap["pageToken"].first, unittest.equals(arg_pageToken));
+        unittest.expect(queryMap["startTime"].first, unittest.equals(arg_startTime));
+        unittest.expect(queryMap["endTime"].first, unittest.equals(arg_endTime));
+
+
+        var h = {
+          "content-type" : "application/json; charset=utf-8",
+        };
+        var resp = convert.JSON.encode(buildListJobMessagesResponse());
+        return new async.Future.value(stringResponse(200, h, resp));
+      }), true);
+      res.list(arg_projectId, arg_jobId, minimumImportance: arg_minimumImportance, pageSize: arg_pageSize, pageToken: arg_pageToken, startTime: arg_startTime, endTime: arg_endTime).then(unittest.expectAsync(((api.ListJobMessagesResponse response) {
+        checkListJobMessagesResponse(response);
+      })));
+    });
+
+  });
+
+
+  unittest.group("resource-ProjectsJobsWorkItemsResourceApi", () {
+    unittest.test("method--lease", () {
+
+      var mock = new HttpServerMock();
+      api.ProjectsJobsWorkItemsResourceApi res = new api.DataflowApi(mock).projects.jobs.workItems;
+      var arg_request = buildLeaseWorkItemRequest();
+      var arg_projectId = "foo";
+      var arg_jobId = "foo";
+      mock.register(unittest.expectAsync((http.BaseRequest req, json) {
+        var obj = new api.LeaseWorkItemRequest.fromJson(json);
+        checkLeaseWorkItemRequest(obj);
+
+        var path = (req.url).path;
+        var pathOffset = 0;
+        var index;
+        var subPart;
+        unittest.expect(path.substring(pathOffset, pathOffset + 1), unittest.equals("/"));
+        pathOffset += 1;
+        unittest.expect(path.substring(pathOffset, pathOffset + 14), unittest.equals("v1b3/projects/"));
+        pathOffset += 14;
+        index = path.indexOf("/jobs/", pathOffset);
+        unittest.expect(index >= 0, unittest.isTrue);
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset, index));
+        pathOffset = index;
+        unittest.expect(subPart, unittest.equals("$arg_projectId"));
+        unittest.expect(path.substring(pathOffset, pathOffset + 6), unittest.equals("/jobs/"));
+        pathOffset += 6;
+        index = path.indexOf("/workItems:lease", pathOffset);
+        unittest.expect(index >= 0, unittest.isTrue);
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset, index));
+        pathOffset = index;
+        unittest.expect(subPart, unittest.equals("$arg_jobId"));
+        unittest.expect(path.substring(pathOffset, pathOffset + 16), unittest.equals("/workItems:lease"));
+        pathOffset += 16;
+
+        var query = (req.url).query;
+        var queryOffset = 0;
+        var queryMap = {};
+        addQueryParam(n, v) => queryMap.putIfAbsent(n, () => []).add(v);
+        parseBool(n) {
+          if (n == "true") return true;
+          if (n == "false") return false;
+          if (n == null) return null;
+          throw new core.ArgumentError("Invalid boolean: $n");
+        }
+        if (query.length > 0) {
+          for (var part in query.split("&")) {
+            var keyvalue = part.split("=");
+            addQueryParam(core.Uri.decodeQueryComponent(keyvalue[0]), core.Uri.decodeQueryComponent(keyvalue[1]));
+          }
+        }
+
+
+        var h = {
+          "content-type" : "application/json; charset=utf-8",
+        };
+        var resp = convert.JSON.encode(buildLeaseWorkItemResponse());
+        return new async.Future.value(stringResponse(200, h, resp));
+      }), true);
+      res.lease(arg_request, arg_projectId, arg_jobId).then(unittest.expectAsync(((api.LeaseWorkItemResponse response) {
+        checkLeaseWorkItemResponse(response);
+      })));
+    });
+
+    unittest.test("method--reportStatus", () {
+
+      var mock = new HttpServerMock();
+      api.ProjectsJobsWorkItemsResourceApi res = new api.DataflowApi(mock).projects.jobs.workItems;
+      var arg_request = buildReportWorkItemStatusRequest();
+      var arg_projectId = "foo";
+      var arg_jobId = "foo";
+      mock.register(unittest.expectAsync((http.BaseRequest req, json) {
+        var obj = new api.ReportWorkItemStatusRequest.fromJson(json);
+        checkReportWorkItemStatusRequest(obj);
+
+        var path = (req.url).path;
+        var pathOffset = 0;
+        var index;
+        var subPart;
+        unittest.expect(path.substring(pathOffset, pathOffset + 1), unittest.equals("/"));
+        pathOffset += 1;
+        unittest.expect(path.substring(pathOffset, pathOffset + 14), unittest.equals("v1b3/projects/"));
+        pathOffset += 14;
+        index = path.indexOf("/jobs/", pathOffset);
+        unittest.expect(index >= 0, unittest.isTrue);
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset, index));
+        pathOffset = index;
+        unittest.expect(subPart, unittest.equals("$arg_projectId"));
+        unittest.expect(path.substring(pathOffset, pathOffset + 6), unittest.equals("/jobs/"));
+        pathOffset += 6;
+        index = path.indexOf("/workItems:reportStatus", pathOffset);
+        unittest.expect(index >= 0, unittest.isTrue);
+        subPart = core.Uri.decodeQueryComponent(path.substring(pathOffset, index));
+        pathOffset = index;
+        unittest.expect(subPart, unittest.equals("$arg_jobId"));
+        unittest.expect(path.substring(pathOffset, pathOffset + 23), unittest.equals("/workItems:reportStatus"));
+        pathOffset += 23;
+
+        var query = (req.url).query;
+        var queryOffset = 0;
+        var queryMap = {};
+        addQueryParam(n, v) => queryMap.putIfAbsent(n, () => []).add(v);
+        parseBool(n) {
+          if (n == "true") return true;
+          if (n == "false") return false;
+          if (n == null) return null;
+          throw new core.ArgumentError("Invalid boolean: $n");
+        }
+        if (query.length > 0) {
+          for (var part in query.split("&")) {
+            var keyvalue = part.split("=");
+            addQueryParam(core.Uri.decodeQueryComponent(keyvalue[0]), core.Uri.decodeQueryComponent(keyvalue[1]));
+          }
+        }
+
+
+        var h = {
+          "content-type" : "application/json; charset=utf-8",
+        };
+        var resp = convert.JSON.encode(buildReportWorkItemStatusResponse());
+        return new async.Future.value(stringResponse(200, h, resp));
+      }), true);
+      res.reportStatus(arg_request, arg_projectId, arg_jobId).then(unittest.expectAsync(((api.ReportWorkItemStatusResponse response) {
+        checkReportWorkItemStatusResponse(response);
+      })));
+    });
+
+  });
+
+
+}
+