class StopwatchTest

class StopwatchTest extends \PHPUnit_Framework_TestCase {
  public function testStart() {
    $stopwatch = new Stopwatch();
    $event = $stopwatch
      ->start('foo', 'cat');
    $this
      ->assertInstanceof('Symfony\\Component\\HttpKernel\\Debug\\StopwatchEvent', $event);
    $this
      ->assertEquals('cat', $event
      ->getCategory());
  }
  public function testStop() {
    $stopwatch = new Stopwatch();
    $stopwatch
      ->start('foo', 'cat');
    usleep(20000);
    $event = $stopwatch
      ->stop('foo');
    $this
      ->assertInstanceof('Symfony\\Component\\HttpKernel\\Debug\\StopwatchEvent', $event);
    $total = $event
      ->getTotalTime();
    $this
      ->assertTrue($total > 10 && $total <= 29, $total . ' should be 20 (between 10 and 29)');
  }
  public function testLap() {
    $stopwatch = new Stopwatch();
    $stopwatch
      ->start('foo', 'cat');
    usleep(10000);
    $event = $stopwatch
      ->lap('foo');
    usleep(10000);
    $stopwatch
      ->stop('foo');
    $this
      ->assertInstanceof('Symfony\\Component\\HttpKernel\\Debug\\StopwatchEvent', $event);
    $total = $event
      ->getTotalTime();
    $this
      ->assertTrue($total > 10 && $total <= 29, $total . ' should be 20 (between 10 and 29)');
  }

  /**
   * @expectedException \LogicException
   */
  public function testStopWithoutStart() {
    $stopwatch = new Stopwatch();
    $stopwatch
      ->stop('foo');
  }
  public function testSection() {
    $stopwatch = new Stopwatch();
    $stopwatch
      ->openSection();
    $stopwatch
      ->start('foo', 'cat');
    $stopwatch
      ->stop('foo');
    $stopwatch
      ->start('bar', 'cat');
    $stopwatch
      ->stop('bar');
    $stopwatch
      ->stopSection('1');
    $stopwatch
      ->openSection();
    $stopwatch
      ->start('foobar', 'cat');
    $stopwatch
      ->stop('foobar');
    $stopwatch
      ->stopSection('2');
    $stopwatch
      ->openSection();
    $stopwatch
      ->start('foobar', 'cat');
    $stopwatch
      ->stop('foobar');
    $stopwatch
      ->stopSection('0');

    // the section is an event by itself
    $this
      ->assertCount(3, $stopwatch
      ->getSectionEvents('1'));
    $this
      ->assertCount(2, $stopwatch
      ->getSectionEvents('2'));
    $this
      ->assertCount(2, $stopwatch
      ->getSectionEvents('0'));
  }
  public function testReopenASection() {
    $stopwatch = new Stopwatch();
    $stopwatch
      ->openSection();
    $stopwatch
      ->start('foo', 'cat');
    $stopwatch
      ->stopSection('section');
    $stopwatch
      ->openSection('section');
    $stopwatch
      ->start('bar', 'cat');
    $stopwatch
      ->stopSection('section');
    $events = $stopwatch
      ->getSectionEvents('section');
    $this
      ->assertCount(3, $events);
    $this
      ->assertCount(2, $events['__section__']
      ->getPeriods());
  }

  /**
   * @expectedException \LogicException
   */
  public function testReopenANewSectionShouldThrowAnException() {
    $stopwatch = new Stopwatch();
    $stopwatch
      ->openSection('section');
  }

}