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<!DOCTYPE html>
<html>
<!--
Copyright 2009 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.
-->
<!--
Author: agrieve@google.com (Andrew Grieve)

This tests that the AsyncTestCase can handle synchronous behaviour in:
  setUpPage(),
  setUp(),
  test*(),
  tearDown()
It is the same test as asynctestcase_async_test.html, except that it uses a mock
version of window.setTimeout() to eliminate all asynchronous calls.
-->
<head>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
  <title>Closure Unit Tests - goog.testing.AsyncTestCase Synchronous Tests</title>
  <script src="../base.js"></script>
  <script type="text/javascript">
    goog.require('goog.testing.AsyncTestCase');
    goog.require('goog.testing.jsunit');
  </script>
</head>
<body>
  <script>
    // Has the setUp() function been called.
    var setUpCalled = false;
    // Has the current test function completed. This helps us to ensure that the
    // next test is not started before the previous completed.
    var curTestIsDone = true;
    // For restoring it later.
    var oldTimeout = window.setTimeout;
    // Use an asynchronous test runner for our tests.
    var asyncTestCase =
        goog.testing.AsyncTestCase.createAndInstall(document.title);

    /**
     * Uses window.setTimeout() to perform asynchronous behaviour and uses
     * asyncTestCase.waitForAsync() and asyncTestCase.continueTesting() to mark
     * the beginning and end of it.
     * @param {number} numAsyncCalls The number of asynchronous calls to make.
     * @param {string} name The name of the current step.
     */
    function doAsyncStuff(numAsyncCalls, name) {
      if (numAsyncCalls > 0) {
        curTestIsDone = false;
        asyncTestCase.waitForAsync('doAsyncStuff-' + name + '(' + numAsyncCalls
                                   + ')');
        window.setTimeout(function() {
          doAsyncStuff(numAsyncCalls - 1, name);
        }, 0);
      } else {
        curTestIsDone = true;
        asyncTestCase.continueTesting();
      }
    }

    function setUpPage() {
      debug('setUpPage was called.');
      // Don't do anything asynchronously.
      window.setTimeout = function(callback, time) {
        callback();
      };
      doAsyncStuff(3, 'setUpPage');
    }
    function setUp() {
      assertTrue(curTestIsDone);
      doAsyncStuff(3, 'setUp');
    }
    function tearDown() {
      assertTrue(curTestIsDone);
    }
    function test1() {
      assertTrue(curTestIsDone);
      doAsyncStuff(1, 'test1');
    }
    function test2() {
      assertTrue(curTestIsDone);
      doAsyncStuff(2, 'test2');
    }
    function test3() {
      assertTrue(curTestIsDone);
      doAsyncStuff(5, 'test3');
    }
    function tearDownPage() {
      debug('tearDownPage was called.');
      assertTrue(curTestIsDone);
      window.setTimeout = oldTimeout;
    }

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