Initial Timeline Events

runtime/vm/dart_api_impl_test.cc

 // Copyright (c) 2012, 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.
 
 #include "bin/builtin.h"
 #include "include/dart_api.h"
 #include "include/dart_debugger_api.h"
 #include "include/dart_mirrors_api.h"
 #include "include/dart_native_api.h"
 #include "platform/assert.h"
@@ skipping 9038 matching lines @@
   Dart_Handle result = Dart_Invoke(lib,
                                    NewString("main"),
                                    1,
                                    dart_args);
   int64_t value = 0;
   result = Dart_IntegerToInt64(result, &value);
   EXPECT_VALID(result);
   EXPECT_EQ(6, value);
 }
 
+
 TEST_CASE(StringFromExternalTypedData) {
   const char* kScriptChars =
     "test(external) {\n"
     "  var str1 = new String.fromCharCodes(external);\n"
     "  var str2 = new String.fromCharCodes(new List.from(external));\n"
     "  if (str2 != str1) throw 'FAIL';\n"
     "  return str1;\n"
     "}\n"
     "testView8(external) {\n"
     "  return test(external.buffer.asUint8List());\n"
@@ skipping 76 matching lines @@
 
     result = Dart_Invoke(lib,
                          NewString("testView16"),
                          1,
                          dart_args);
     EXPECT_VALID(result);
     EXPECT(Dart_IsString(result));
   }
 }
 
+
+TEST_CASE(Timeline_Dart_TimelineDuration) {
+  Isolate* isolate = Isolate::Current();
+  // Grab embedder stream.
+  TimelineStream* stream = isolate->GetEmbedderStream();
+  // Make sure it is enabled.
+  stream->set_enabled(true);
+  // Add a duration event.
+  Dart_TimelineDuration("testDurationEvent", 0, 1);
+  // Check that it is in the output.
+  TimelineEventBuffer* buffer = isolate->timeline_event_buffer();
+  JSONStream js;
+  buffer->PrintJSON(&js);
+  EXPECT_SUBSTRING("testDurationEvent", js.ToCString());
+}
+
+
+TEST_CASE(Timeline_Dart_TimelineInstant) {
+  Isolate* isolate = Isolate::Current();
+  // Grab embedder stream.
+  TimelineStream* stream = isolate->GetEmbedderStream();
+  // Make sure it is enabled.
+  stream->set_enabled(true);
+  Dart_TimelineInstant("testInstantEvent");
+  // Check that it is in the output.
+  TimelineEventBuffer* buffer = isolate->timeline_event_buffer();
+  JSONStream js;
+  buffer->PrintJSON(&js);
+  EXPECT_SUBSTRING("testInstantEvent", js.ToCString());
+}
+
+
+TEST_CASE(Timeline_Dart_TimelineAsyncDisabled) {
+  Isolate* isolate = Isolate::Current();
+  // Grab embedder stream.
+  TimelineStream* stream = isolate->GetEmbedderStream();
+  // Make sure it is disabled.
+  stream->set_enabled(false);
+  int64_t async_id = Dart_TimelineAsyncBegin("testAsyncEvent");
+  // Expect that the |async_id| is negative because the stream is disabled.
+  EXPECT(async_id < 0);
+  // Call Dart_TimelineAsyncEnd with a negative async_id.
+  Dart_TimelineAsyncEnd("testAsyncEvent", async_id);
+  // Check that testAsync is not in the output.
+  TimelineEventBuffer* buffer = isolate->timeline_event_buffer();
+  JSONStream js;
+  buffer->PrintJSON(&js);
+  EXPECT_NOTSUBSTRING("testAsyncEvent", js.ToCString());
+}
+
+
+TEST_CASE(Timeline_Dart_TimelineAsync) {
+  Isolate* isolate = Isolate::Current();
+  // Grab embedder stream.
+  TimelineStream* stream = isolate->GetEmbedderStream();
+  // Make sure it is enabled.
+  stream->set_enabled(true);
+  int64_t async_id = Dart_TimelineAsyncBegin("testAsyncEvent");
+  // Expect that the |async_id| is >= 0.
+  EXPECT(async_id >= 0);
+
+  Dart_TimelineAsyncEnd("testAsyncEvent", async_id);
+
+  // Check that it is in the output.
+  TimelineEventBuffer* buffer = isolate->timeline_event_buffer();
+  JSONStream js;
+  buffer->PrintJSON(&js);
+  EXPECT_SUBSTRING("testAsyncEvent", js.ToCString());
+}
+
 }  // namespace dart