summaryrefslogtreecommitdiffstats
path: root/dom/base/test/test_bug218236.html
blob: d691ad4418f7b19f626d9684f2969eb0bbe09408 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=218236
-->
<head>
  <title>Test for Bug 218236</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>        
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=218236">Mozilla Bug 218236</a>
<p id="display"></p>
<div id="content" style="display: none">
  
</div>
<pre id="test">
<script class="testbody" type="text/javascript">

/** Test for Bug 218236 **/

SimpleTest.waitForExplicitFinish();

/* Test data */

var url_200 = window.location.href;
var url_404 = url_200.replace(/[^/]+$/, "this_file_is_not_going_to_be_there.dummy");
var url_connection_error = url_200.replace(/^(\w+:\/\/[^/]+?)(:\d+)?\//, "$1:9546/");

// List of tests: name of the test, URL to be requested, expected sequence
// of events and optionally a function to be called from readystatechange handler.
// Numbers in the list of events are values of XMLHttpRequest.readyState
// when readystatechange event is triggered.
var tests = [
  ["200 OK",                            url_200,                [1, 2, 3, 4, "load"], null],
  ["404 Not Found",                     url_404,                [1, 2, 3, 4, "load"], null],
  ["connection error",                  url_connection_error,   [1, 4, "error"],      null],
  ["abort() call on readyState = 1",    url_200,                [1, 4],               null, doAbort1],
  ["abort() call on readyState = 2",    url_200,                [1, 2, 4],            doAbort2],
];

var testName = null;
var currentState = 0;
var currentSequence = null;
var expectedSequence = null;
var currentCallback = null;
var finalizeTimeoutID = null;

var request = null;

runNextTest();

function doAbort1() {
  if (request.readyState == 1)
    request.abort();
}
function doAbort2() {
  if (request.readyState == 2)
    request.abort();
}

/* Utility functions */

function runNextTest() {
  if (tests.length) {
    var test = tests.shift();

    // Initialize state variables
    testName = test[0]
    currentState = 0;
    currentSequence = [];
    expectedSequence = test[2];
    currentCallback = test[3];
    postSendCallback = test[4];

    // Prepare request object
    request = new XMLHttpRequest();
    request.onreadystatechange = onReadyStateChange;
    request.open("GET", test[1]);
    request.onload = onLoad;
    request.onerror = onError;

    // Start request
    request.send(null);
    if (postSendCallback)
      postSendCallback();
  }
  else
    SimpleTest.finish();
}

function finalizeTest() {
  finalizeTimeoutID = null;
  ok(compareArrays(expectedSequence, currentSequence), "event sequence for '" + testName + "' was " + currentSequence.join(", "));

  runNextTest();
}

function onReadyStateChange() {
  clearTimeout(finalizeTimeoutID);
  finalizeTimeoutID = null;

  currentState = request.readyState;
  currentSequence.push(currentState);

  if (currentState == 4) {
    // Allow remaining event to fire but then we are finished with this test
    // unless we get another onReadyStateChange in which case we'll cancel
    // this timeout
    finalizeTimeoutID = setTimeout(finalizeTest, 0);
  }

  if (currentCallback)
    currentCallback();
}

function onLoad() {
  currentSequence.push("load");
}

function onError() {
  currentSequence.push("error");
}

function compareArrays(array1, array2) {
  if (array1.length != array2.length)
    return false;

  for (var i = 0; i < array1.length; i++)
    if (array1[i] != array2[i])
      return false;

  return true;
}
</script>
</pre>
</body>
</html>