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pkg/analyzer/test/instrumentation/instrumentation_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.
+
+library test.instrumentation;
+
+import 'package:analyzer/instrumentation/instrumentation.dart';
+import 'package:unittest/unittest.dart';
+import '../reflective_tests.dart';
+
+main() {
+  group('instrumentation', () {
+    runReflectiveTests(InstrumentationServiceTest);
+  });
+}
+
+@ReflectiveTestCase()
+class InstrumentationServiceTest extends ReflectiveTestCase {
+  void assertNormal(TestInstrumentationServer server, String tag, String message) {
+    String sent = server.normalChannel.toString();
+    if (!sent.endsWith(':$tag:$message\n')) {
+      fail('Expected "...:$tag:$message", found "$sent"');
+    }
+  }
+
+  void test_logError_withoutColon() {
+    TestInstrumentationServer server = new TestInstrumentationServer();
+    InstrumentationService service = new InstrumentationService(server);
+    String message = 'Error message';
+    service.logError(message);
+    assertNormal(server, InstrumentationService.TAG_ERROR, message);
+  }
+
+  void test_logError_withColon() {
+    TestInstrumentationServer server = new TestInstrumentationServer();
+    InstrumentationService service = new InstrumentationService(server);
+    service.logError('Error:message');
+    assertNormal(server, InstrumentationService.TAG_ERROR, 'Error::message');
+  }
+
+  void test_logException_noTrace() {
+    TestInstrumentationServer server = new TestInstrumentationServer();
+    InstrumentationService service = new InstrumentationService(server);
+    String message = 'exceptionMessage';
+    service.logException(message, null);
+    assertNormal(server, InstrumentationService.TAG_EXCEPTION, '$message:null');
+  }
+
+  void test_logNotification() {
+    TestInstrumentationServer server = new TestInstrumentationServer();
+    InstrumentationService service = new InstrumentationService(server);
+    String message = 'notificationText';
+    service.logNotification(message);
+    assertNormal(server, InstrumentationService.TAG_NOTIFICATION, message);
+  }
+
+  void test_logRequest() {
+    TestInstrumentationServer server = new TestInstrumentationServer();
+    InstrumentationService service = new InstrumentationService(server);
+    String message = 'requestText';
+    service.logRequest(message);
+    assertNormal(server, InstrumentationService.TAG_REQUEST, message);
+  }
+
+  void test_logResponse() {
+    TestInstrumentationServer server = new TestInstrumentationServer();
+    InstrumentationService service = new InstrumentationService(server);
+    String message = 'responseText';
+    service.logResponse(message);
+    assertNormal(server, InstrumentationService.TAG_RESPONSE, message);
+  }
+}
+
+class TestInstrumentationServer implements InstrumentationServer {
+  StringBuffer normalChannel = new StringBuffer();
+  StringBuffer priorityChannel = new StringBuffer();
+
+  @override
+  void log(String message) {
+    normalChannel.writeln(message);
+  }
+
+  @override
+  void logWithPriority(String message) {
+    priorityChannel.writeln(message);
+  }
+
+  @override
+  void shutdown() {
+    // Ignored
+  }
+}