Add 'break' and 'clear' commands to Observatory debugger.

runtime/observatory/test/source_location_test.dart

+// Copyright (c) 2015, 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 'package:observatory/service_io.dart';
+import 'package:observatory/debugger.dart';
+import 'package:unittest/unittest.dart';
+import 'test_helper.dart';
+import 'dart:async';
+
+void testFunction() {
+  int i = 0;
+  while (true) {
+    if (++i % 100000000 == 0) {  // line 14
+      print(i);
+    }
+  }
+}
+
+class TestDebugger extends Debugger {
+  TestDebugger(this.isolate, this.stack);
+
+  Isolate isolate;
+  ServiceMap stack;
+}
+
+void source_location_dummy_function() {
+}
+
+class SourceLocationTestFoo {
+  SourceLocationTestFoo(this.field);
+  SourceLocationTestFoo.named();
+
+  void method() {}
+  void madness() {}
+
+  int field;
+}
+
+class SourceLocationTestBar {
+}
+
+Future<Debugger> initDebugger(Isolate isolate) {
+  return isolate.getStack().then((stack) {
+    return new TestDebugger(isolate, stack);
+  });
+}
+
+var tests = [
+
+// Bring the isolate to a breakpoint at line 14.
+(Isolate isolate) {
+  return isolate.rootLib.load().then((_) {
+      // Listen for breakpoint event.
+      Completer completer = new Completer();
+      isolate.vm.events.stream.listen((ServiceEvent event) {
+        if (event.eventType == 'BreakpointReached') {
+          completer.complete();
+        }
+      });
+
+      // Add the breakpoint.
+      var script = isolate.rootLib.scripts[0];
+      return isolate.addBreakpoint(script, 14).then((ServiceObject bpt) {
+          return completer.future;  // Wait for breakpoint events.
+      });
+    });
+},
+
+// Parse '' => current position
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, '').then((SourceLocation loc) {
+      expect(loc.valid, isTrue);
+      expect(loc.toString(), equals('source_location_test.dart:14'));
+    });
+  });
+},
+
+// Parse line
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, '15').then((SourceLocation loc) {
+      expect(loc.valid, isTrue);
+      expect(loc.toString(), equals('source_location_test.dart:15'));
+    });
+  });
+},
+
+// Parse line + col
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, '15:11').then((SourceLocation loc) {
+      expect(loc.valid, isTrue);
+      expect(loc.toString(), equals('source_location_test.dart:15:11'));
+    });
+  });
+},
+
+// Parse script + line
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, 'unittest.dart:15')
+      .then((SourceLocation loc) {
+        expect(loc.valid, isTrue);
+        expect(loc.toString(), equals('unittest.dart:15'));
+      });
+  });
+},
+
+// Parse script + line + col
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, 'unittest.dart:15:10')
+      .then((SourceLocation loc) {
+        expect(loc.valid, isTrue);
+        expect(loc.toString(), equals('unittest.dart:15:10'));
+      });
+  });
+},
+
+// Parse bad script
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, 'bad.dart:15')
+      .then((SourceLocation loc) {
+        expect(loc.valid, isFalse);
+        expect(loc.toString(), equals(
+            'invalid source location (Script \'bad.dart\' not found)'));
+      });
+  });
+},
+
+// Parse function
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, 'testFunction')
+      .then((SourceLocation loc) {
+        expect(loc.valid, isTrue);
+        expect(loc.toString(), equals('testFunction'));
+      });
+  });
+},
+
+// Parse bad function
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, 'doesNotReallyExit')
+      .then((SourceLocation loc) {
+        expect(loc.valid, isFalse);
+        expect(loc.toString(), equals(
+            'invalid source location (Function \'doesNotReallyExit\' not found)'));
+      });
+  });
+},
+
+// Parse constructor
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, 'SourceLocationTestFoo')
+      .then((SourceLocation loc) {
+        expect(loc.valid, isTrue);
+        // TODO(turnidge): Printing a constructor currently adds
+        // another class qualifier at the front.  Do we want to change
+        // this to be more consistent?
+        expect(loc.toString(), equals(
+            'SourceLocationTestFoo.SourceLocationTestFoo'));
+      });
+  });
+},
+
+// Parse named constructor
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, 'SourceLocationTestFoo.named')
+      .then((SourceLocation loc) {
+        expect(loc.valid, isTrue);
+        // TODO(turnidge): Printing a constructor currently adds
+        // another class qualifier at the front.  Do we want to change
+        // this to be more consistent?
+        expect(loc.toString(), equals(
+            'SourceLocationTestFoo.SourceLocationTestFoo.named'));
+      });
+  });
+},
+
+// Parse method
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, 'SourceLocationTestFoo.method')
+      .then((SourceLocation loc) {
+        expect(loc.valid, isTrue);
+        expect(loc.toString(), equals('SourceLocationTestFoo.method'));
+      });
+  });
+},
+
+// Parse method
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, 'SourceLocationTestFoo.field=')
+      .then((SourceLocation loc) {
+        expect(loc.valid, isTrue);
+        expect(loc.toString(), equals('SourceLocationTestFoo.field='));
+      });
+  });
+},
+
+// Parse bad method
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.parse(debugger, 'SourceLocationTestFoo.missing')
+      .then((SourceLocation loc) {
+        expect(loc.valid, isFalse);
+        expect(loc.toString(), equals(
+            'invalid source location '
+            '(Function \'SourceLocationTestFoo.missing\' not found)'));
+      });
+  });
+},
+
+// Complete function + script
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.complete(debugger, 'source_loc')
+      .then((List<String> completions) {
+        expect(completions.toString(), equals(
+            '[source_location_dummy_function, '
+             'source_location.dart:, source_location_test.dart:]'));
+      });
+  });
+},
+
+// Complete class
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.complete(debugger, 'SourceLocationTe')
+      .then((List<String> completions) {
+        expect(completions.toString(), equals(
+            '[SourceLocationTestBar, SourceLocationTestFoo]'));
+      });
+  });
+},
+
+// No completions: unqualified name
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.complete(debugger, 'source_locXYZZY')
+      .then((List<String> completions) {
+        expect(completions.toString(), equals('[]'));
+      });
+  });
+},
+
+// Complete method
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.complete(debugger, 'SourceLocationTestFoo.m')
+      .then((List<String> completions) {
+        expect(completions.toString(), equals(
+            '[SourceLocationTestFoo.madness, SourceLocationTestFoo.method]'));
+      });
+  });
+},
+
+// No completions: qualified name
+(Isolate isolate) {
+  return initDebugger(isolate).then((debugger) {
+    return SourceLocation.complete(debugger, 'SourceLocationTestFoo.q')
+      .then((List<String> completions) {
+        expect(completions.toString(), equals('[]'));
+      });
+  });
+},
+
+];
+
+main(args) => runIsolateTests(args, tests, testeeConcurrent: testFunction);