diff options
Diffstat (limited to 'chromium/content/browser/tracing/trace_subscriber_stdio_unittest.cc')
-rw-r--r-- | chromium/content/browser/tracing/trace_subscriber_stdio_unittest.cc | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/chromium/content/browser/tracing/trace_subscriber_stdio_unittest.cc b/chromium/content/browser/tracing/trace_subscriber_stdio_unittest.cc new file mode 100644 index 00000000000..0b0e7c2ee80 --- /dev/null +++ b/chromium/content/browser/tracing/trace_subscriber_stdio_unittest.cc @@ -0,0 +1,40 @@ +// Copyright (c) 2012 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 "content/browser/tracing/trace_subscriber_stdio.h" + +#include "base/file_util.h" +#include "base/files/scoped_temp_dir.h" +#include "base/threading/sequenced_worker_pool.h" +#include "content/public/browser/browser_thread.h" +#include "testing/gtest/include/gtest/gtest.h" + +namespace content { + +class TraceSubscriberStdioTest : public ::testing::Test {}; + +TEST_F(TraceSubscriberStdioTest, CanWriteDataToFile) { + base::ScopedTempDir trace_dir; + ASSERT_TRUE(trace_dir.CreateUniqueTempDir()); + base::FilePath trace_file(trace_dir.path().AppendASCII("trace.txt")); + { + TraceSubscriberStdio subscriber(trace_file); + + std::string foo("foo"); + subscriber.OnTraceDataCollected( + make_scoped_refptr(base::RefCountedString::TakeString(&foo))); + + std::string bar("bar"); + subscriber.OnTraceDataCollected( + make_scoped_refptr(base::RefCountedString::TakeString(&bar))); + + subscriber.OnEndTracingComplete(); + } + BrowserThread::GetBlockingPool()->FlushForTesting(); + std::string result; + EXPECT_TRUE(file_util::ReadFileToString(trace_file, &result)); + EXPECT_EQ("[foo,bar]", result); +} + +} // namespace content |