28e2075280
trunk/talk git-svn-id: http://webrtc.googlecode.com/svn/trunk@4318 4adac7df-926f-26a2-2b94-8c16560cd09d
127 lines
4.6 KiB
C++
127 lines
4.6 KiB
C++
/*
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* libjingle
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* Copyright 2004--2013, Google Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "talk/base/gunit.h"
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#include "talk/base/profiler.h"
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#include "talk/base/thread.h"
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namespace {
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const int kWaitMs = 250;
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const double kWaitSec = 0.250;
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const double kTolerance = 0.1;
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const char* TestFunc() {
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PROFILE_F();
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talk_base::Thread::SleepMs(kWaitMs);
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return __FUNCTION__;
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}
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} // namespace
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namespace talk_base {
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TEST(ProfilerTest, TestFunction) {
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ASSERT_TRUE(Profiler::Instance()->Clear());
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// Profile a long-running function.
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const char* function_name = TestFunc();
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const ProfilerEvent* event = Profiler::Instance()->GetEvent(function_name);
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ASSERT_TRUE(event != NULL);
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EXPECT_FALSE(event->is_started());
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EXPECT_EQ(1, event->event_count());
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EXPECT_NEAR(kWaitSec, event->mean(), kTolerance);
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// Run it a second time.
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TestFunc();
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EXPECT_FALSE(event->is_started());
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EXPECT_EQ(2, event->event_count());
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EXPECT_NEAR(kWaitSec, event->mean(), kTolerance);
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EXPECT_NEAR(kWaitSec * 2, event->total_time(), kTolerance * 2);
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EXPECT_DOUBLE_EQ(event->mean(), event->total_time() / event->event_count());
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}
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TEST(ProfilerTest, TestScopedEvents) {
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const std::string kEvent1Name = "Event 1";
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const std::string kEvent2Name = "Event 2";
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const int kEvent2WaitMs = 150;
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const double kEvent2WaitSec = 0.150;
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const ProfilerEvent* event1;
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const ProfilerEvent* event2;
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ASSERT_TRUE(Profiler::Instance()->Clear());
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{ // Profile a scope.
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PROFILE(kEvent1Name);
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event1 = Profiler::Instance()->GetEvent(kEvent1Name);
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ASSERT_TRUE(event1 != NULL);
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EXPECT_TRUE(event1->is_started());
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EXPECT_EQ(0, event1->event_count());
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talk_base::Thread::SleepMs(kWaitMs);
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EXPECT_TRUE(event1->is_started());
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}
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// Check the result.
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EXPECT_FALSE(event1->is_started());
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EXPECT_EQ(1, event1->event_count());
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EXPECT_NEAR(kWaitSec, event1->mean(), kTolerance);
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{ // Profile a second event.
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PROFILE(kEvent2Name);
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event2 = Profiler::Instance()->GetEvent(kEvent2Name);
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ASSERT_TRUE(event2 != NULL);
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EXPECT_FALSE(event1->is_started());
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EXPECT_TRUE(event2->is_started());
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talk_base::Thread::SleepMs(kEvent2WaitMs);
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}
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// Check the result.
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EXPECT_FALSE(event2->is_started());
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EXPECT_EQ(1, event2->event_count());
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EXPECT_NEAR(kEvent2WaitSec, event2->mean(), kTolerance);
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// Make sure event1 is unchanged.
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EXPECT_FALSE(event1->is_started());
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EXPECT_EQ(1, event1->event_count());
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{ // Run another event 1.
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PROFILE(kEvent1Name);
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EXPECT_TRUE(event1->is_started());
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talk_base::Thread::SleepMs(kWaitMs);
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}
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// Check the result.
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EXPECT_FALSE(event1->is_started());
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EXPECT_EQ(2, event1->event_count());
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EXPECT_NEAR(kWaitSec, event1->mean(), kTolerance);
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EXPECT_NEAR(kWaitSec * 2, event1->total_time(), kTolerance * 2);
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EXPECT_DOUBLE_EQ(event1->mean(),
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event1->total_time() / event1->event_count());
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}
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TEST(ProfilerTest, Clear) {
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ASSERT_TRUE(Profiler::Instance()->Clear());
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PROFILE_START("event");
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EXPECT_FALSE(Profiler::Instance()->Clear());
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EXPECT_TRUE(Profiler::Instance()->GetEvent("event") != NULL);
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PROFILE_STOP("event");
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EXPECT_TRUE(Profiler::Instance()->Clear());
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EXPECT_EQ(NULL, Profiler::Instance()->GetEvent("event"));
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}
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} // namespace talk_base
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