Function TEST

test/timer_test.cpp:42–63

This unit test checks whether the actual output of MockTimer::Report() is the same as fixed CPU/WALL/USR/SYS time, RSS delta, and the delta of the number of page faults that are returned by MockTimer.

// same as fixed CPU/WALL/USR/SYS time, RSS delta, and the delta of the number
// of page faults that are returned by MockTimer.
TEST(MockTimer, DoNothing) {
  std::ostringstream buf;

  PrintTimerDescription(&buf);
  MockTimer timer(&buf);
  timer.Start();

  // Do nothing.

  timer.Stop();
  timer.Report("TimerTest");

  EXPECT_EQ(0.019123, timer.CPUTime());
  EXPECT_EQ(0.019723, timer.WallTime());
  EXPECT_EQ(0.012723, timer.UserTime());
  EXPECT_EQ(0.002723, timer.SystemTime());
  EXPECT_EQ(
      "                     PASS name    CPU time   WALL time    USR time"
      "    SYS time\n                     TimerTest        0.02        0.02"
      "        0.01        0.00\n",
      buf.str());
}

// This unit test checks whether the ScopedTimer<MockTimer> correctly reports
// the fixed CPU/WALL/USR/SYS time, RSS delta, and the delta of the number of