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38 lines
977 B
38 lines
977 B
4 months ago
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// Copyright 2013 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_TEST_PERF_TIME_LOGGER_H_
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#define BASE_TEST_PERF_TIME_LOGGER_H_
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#include <string>
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#include "base/macros.h"
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#include "base/timer/elapsed_timer.h"
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namespace base {
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// Automates calling LogPerfResult for the common case where you want
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// to measure the time that something took. Call Done() when the test
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// is complete if you do extra work after the test or there are stack
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// objects with potentially expensive constructors. Otherwise, this
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// class with automatically log on destruction.
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class PerfTimeLogger {
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public:
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explicit PerfTimeLogger(const char* test_name);
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~PerfTimeLogger();
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void Done();
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private:
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bool logged_;
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std::string test_name_;
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ElapsedTimer timer_;
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DISALLOW_COPY_AND_ASSIGN(PerfTimeLogger);
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};
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} // namespace base
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#endif // BASE_TEST_PERF_TIME_LOGGER_H_
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