test.py: First step towards support of caching dart2js compilations across runtimes

tests/standalone/io/test_runner_test.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import "dart:io";
 import "dart:isolate";
 import "dart:async";
 import "dart:utf";
 import "../../../tools/testing/dart/test_runner.dart";
 import "../../../tools/testing/dart/test_suite.dart";
+import "../../../tools/testing/dart/test_progress.dart" as progress;
 import "../../../tools/testing/dart/status_file_parser.dart";
 import "../../../tools/testing/dart/test_options.dart";
 import "process_test_util.dart";
 
 final DEFAULT_TIMEOUT = 2;
 final LONG_TIMEOUT = 30;
 
 class TestController {
   static int numTests = 0;
   static int numCompletedTests = 0;
 
   // Used as TestCase.completedCallback.
   static processCompletedTest(TestCase testCase) {
     numCompletedTests++;
-    CommandOutput output = testCase.lastCommandOutput;
     if (testCase.displayName == "fail-unexpected") {
-      if (!output.unexpectedOutput) {
+      if (!testCase.unexpectedOutput) {
         throw "Expected fail-unexpected";
       }
     } else {
-      if (output.unexpectedOutput) {
+      if (testCase.unexpectedOutput) {
         throw "Unexpected fail";
       }
     }
   }
 
   static void finished() {
     if (numTests != numCompletedTests) {
       throw "bad completion count. "
             "expected: $numTests, actual: $numCompletedTests";
     }
@@ skipping 22 matching lines @@
     enqueueTestCase(testCaseFail);
     enqueueTestCase(testCaseTimeout);
     enqueueTestCase(testCaseFailUnexpected);
 
     if (onDone != null) {
       onDone();
     }
   }
 
   TestCase _makeNormalTestCase(name, expectations) {
-    var command = new Command('custom',
-                              Platform.executable,
-                              [Platform.script, name]);
+    var command = CommandBuilder.instance.getCommand(
+        'custom', Platform.executable, [Platform.script, name],
+        'ReleaseIA32');
     return _makeTestCase(name, DEFAULT_TIMEOUT, command, expectations);
   }
 
   _makeCrashTestCase(name, expectations) {

[ricow1, 2013/08/01 18:23:52]

where do call this from?

[kustermann, 2013/08/05 07:29:17]

25 lines above.

-    var crashCommand = new Command('custom_crash',
-                                   getProcessTestFileName(),
-                                   ["0", "0", "1", "1"]);
+    var crashCommand = CommandBuilder.instance.getCommand(
+        'custom_crash', getProcessTestFileName(), ["0", "0", "1", "1"],
+        'ReleaseIA32');
     // The crash test sometimes times out. Run it with a large timeout
     // to help diagnose the delay.
     // The test loads a new executable, which may sometimes take a long time.
     // It involves a wait on the VM event loop, and possible system
     // delays.
     return _makeTestCase(name, LONG_TIMEOUT, crashCommand, expectations);
   }
 
   _makeTestCase(name, timeout, command, expectations) {
     var configuration = new TestOptionsParser()
         .parse(['--timeout', '$timeout'])[0];
     return new TestCase(name,
                         [command],
                         configuration,
-                        TestController.processCompletedTest,
                         new Set<String>.from(expectations));
   }
 }
 
 void testProcessQueue() {
   var maxProcesses = 2;
   var maxBrowserProcesses = maxProcesses;
-  new ProcessQueue(maxProcesses, maxBrowserProcesses,
-      new DateTime.now(), [new CustomTestSuite()], [], TestController.finished);
+  new ProcessQueue({}, maxProcesses, maxBrowserProcesses,
+      new DateTime.now(), [new CustomTestSuite()],
+      [new EventListener()], TestController.finished);
+}
+
+class EventListener extends progress.EventListener{
+  void done(TestCase test) {
+    TestController.processCompletedTest(test);
+  }
 }
 
 void main() {
   // Run the test_runner_test if there are no command-line options.
   // Otherwise, run one of the component tests that always pass,
   // fail, or timeout.
   var arguments = new Options().arguments;
   if (arguments.isEmpty) {
     testProcessQueue();
   } else {
     switch (arguments[0]) {
       case 'pass':
         return;
       case 'fail-unexpected':
       case 'fail':
         throw "This test always fails, to test the test scripts.";
         break;
       case 'timeout':
         // Run for 10 seconds, then exit.  This tests a 2 second timeout.
         new Timer(new Duration(seconds: 10), (){ });
         break;
       default:
         throw "Unknown option ${arguments[0]} passed to test_runner_test";
     }
   }
 }