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// 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/trace_subscriber_stdio.h"
#include "base/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 {
TEST(TraceSubscriberStdioTest, CanWriteDataToFile) {
ScopedTempDir trace_dir;
ASSERT_TRUE(trace_dir.CreateUniqueTempDir());
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
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