| // Copyright (c) 2015 The Chromium Authors. All rights reserved. | 
 | // Use of this source code is governed by a BSD-style license that can be | 
 | // found in the LICENSE file. | 
 |  | 
 | #include "base/trace_event/trace_event.h" | 
 |  | 
 | #include "testing/gtest/include/gtest/gtest.h" | 
 |  | 
 | namespace base { | 
 | namespace trace_event { | 
 |  | 
 | TEST(TraceEventAndroidTest, WriteToATrace) { | 
 |   // Just a smoke test to ensure no crash. | 
 |   TraceLog* trace_log = TraceLog::GetInstance(); | 
 |   trace_log->StartATrace(); | 
 |   TRACE_EVENT0("test", "test-event"); | 
 |   trace_log->StopATrace(); | 
 |   trace_log->AddClockSyncMetadataEvent(); | 
 | } | 
 |  | 
 | }  // namespace trace_event | 
 | }  // namespace base |