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50b0baf510
This CL quiets ThreadSanitizer for EventTracerTest.ScopedTraceEvent unit test. Bug: webrtc:10943 Change-Id: Ifaec1ab37b85f091872f55e630189387f8df4401 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/151309 Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Commit-Queue: Yves Gerey <yvesg@google.com> Cr-Commit-Position: refs/heads/master@{#29090}
81 lines
2.2 KiB
C++
81 lines
2.2 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "rtc_base/event_tracer.h"
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#include "rtc_base/critical_section.h"
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#include "rtc_base/thread_annotations.h"
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#include "rtc_base/trace_event.h"
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#include "test/gtest.h"
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namespace {
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class TestStatistics {
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public:
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void Reset() {
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rtc::CritScope cs(&crit_);
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events_logged_ = 0;
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}
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void Increment() {
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rtc::CritScope cs(&crit_);
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++events_logged_;
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}
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int Count() const {
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rtc::CritScope cs(&crit_);
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return events_logged_;
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}
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static TestStatistics* Get() {
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// google.github.io/styleguide/cppguide.html#Static_and_Global_Variables
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static auto& test_stats = *new TestStatistics();
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return &test_stats;
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}
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private:
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rtc::CriticalSection crit_;
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int events_logged_ RTC_GUARDED_BY(crit_) = 0;
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};
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const unsigned char* GetCategoryEnabledHandler(const char* /*name*/) {
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return reinterpret_cast<const unsigned char*>("test");
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}
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void TraceEventHandler(char /*phase*/,
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const unsigned char* /*category_enabled*/,
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const char* /*name*/,
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unsigned long long /*id*/,
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int /*num_args*/,
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const char** /*arg_names*/,
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const unsigned char* /*arg_types*/,
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const unsigned long long* /*arg_values*/,
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unsigned char /*flags*/) {
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TestStatistics::Get()->Increment();
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}
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} // namespace
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namespace webrtc {
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TEST(EventTracerTest, EventTracerDisabled) {
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{ TRACE_EVENT0("test", "EventTracerDisabled"); }
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EXPECT_FALSE(TestStatistics::Get()->Count());
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TestStatistics::Get()->Reset();
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}
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TEST(EventTracerTest, ScopedTraceEvent) {
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SetupEventTracer(&GetCategoryEnabledHandler, &TraceEventHandler);
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{ TRACE_EVENT0("test", "ScopedTraceEvent"); }
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EXPECT_EQ(2, TestStatistics::Get()->Count());
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TestStatistics::Get()->Reset();
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}
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} // namespace webrtc
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