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HTML
<!DOCTYPE html>
<html>
<!--
Copyright 2007 The Closure Library Authors. All Rights Reserved.

Use of this source code is governed by the Apache License, Version 2.0.
See the COPYING file for details.
-->
<head>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>Closure Unit Tests - goog.async.Delay</title>
<script src="../base.js"></script>
<script>
  goog.require('goog.async.Delay');
  goog.require('goog.testing.MockClock');
  goog.require('goog.testing.jsunit');
</script>
</head>
<body>
<script>


var invoked = false;
var delay = null;
var clock = null;


function callback() {
  invoked = true;
}


function setUp() {
  clock = new goog.testing.MockClock(true);
  invoked = false;
  delay = new goog.async.Delay(callback, 200);
}

function tearDown() {
  clock.dispose();
  delay.dispose();
}


function testDelay() {
  delay.start();
  assertFalse(invoked);

  clock.tick(100);
  assertFalse(invoked);

  clock.tick(100);
  assertTrue(invoked);
}


function testStop() {
  delay.start();

  clock.tick(100);
  assertFalse(invoked);

  delay.stop();
  clock.tick(100);
  assertFalse(invoked);
}


function testIsActive() {
  assertFalse(delay.isActive());
  delay.start();
  assertTrue(delay.isActive());
  clock.tick(200);
  assertFalse(delay.isActive());
}


function testRestart() {
  delay.start();
  clock.tick(100);

  delay.stop();
  assertFalse(invoked);

  delay.start();
  clock.tick(199);
  assertFalse(invoked);

  clock.tick(1);
  assertTrue(invoked);

  invoked = false;
  delay.start();
  clock.tick(200);
  assertTrue(invoked);
}


function testOverride() {
  delay.start(50);
  clock.tick(49);
  assertFalse(invoked);

  clock.tick(1);
  assertTrue(invoked);
}


function testDispose() {
  delay.start();
  delay.dispose();
  assertTrue(delay.isDisposed());

  clock.tick(500);
  assertFalse(invoked);
}


function testFire() {
  delay.start();

  clock.tick(50);
  delay.fire();
  assertTrue(invoked);
  assertFalse(delay.isActive());

  invoked = false;
  clock.tick(200);
  assertFalse('Delay fired early with fire call, timeout should have been ' +
     'cleared', invoked);    
}

function testFireIfActive() {
  delay.fireIfActive();
  assertFalse(invoked);

  delay.start();
  delay.fireIfActive();
  assertTrue(invoked);
  invoked = false;
  clock.tick(300);
  assertFalse('Delay fired early with fireIfActive, timeout should have been ' +
     'cleared', invoked);    
}

</script>
</body>
</html>