public function test_correct_execution_time_is_returned()
{
$unitTestResult = new UnitTestResult();
$milliTimespanMock1 = new MilliTimespanMock();
$testCaseResult1 = new TestCaseResult($milliTimespanMock1);
$testCaseResult1->startTestCase();
usleep(500);
$testCaseResult1->stopTestCase();
$testCaseResult1->setTestPassed();
$unitTestResult->addTestCaseResult($testCaseResult1);
$milliTimespanMock2 = new MilliTimespanMock();
$testCaseResult2 = new TestCaseResult($milliTimespanMock2);
$testCaseResult2->startTestCase();
usleep(500);
$testCaseResult2->stopTestCase();
$testCaseResult2->setTestPassed();
$unitTestResult->addTestCaseResult($testCaseResult2);
$milliTimespanMock3 = new MilliTimespanMock();
$testCaseResult3 = new TestCaseResult($milliTimespanMock3);
$testCaseResult3->startTestCase();
usleep(500);
$testCaseResult3->stopTestCase();
$testCaseResult3->setTestFailed();
$unitTestResult->addTestCaseResult($testCaseResult3);
$summary = new Summary();
$summary->addUnitTestResult($unitTestResult);
$time = $summary->getExecutionTimeInMillisecs();
return $this->assertFirstGreaterThanSecond($time, 0);
}
