content/base/test/test_bug218236.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=218236
   5 -->
   6 <head>
   7   <title>Test for Bug 218236</title>
   8   <script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
   9   <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  10   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
  11 </head>
  12 <body>
  13 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=218236">Mozilla Bug 218236</a>
  14 <p id="display"></p>
  15 <div id="content" style="display: none">
  16
  17 </div>
  18 <pre id="test">
  19 <script class="testbody" type="text/javascript">
  20
  21 /** Test for Bug 218236 **/
  22
  23 SimpleTest.waitForExplicitFinish();
  24
  25 /* Test data */
  26
  27 var url_200 = window.location.href;
  28 var url_404 = url_200.replace(/[^/]+$/, "this_file_is_not_going_to_be_there.dummy");
  29 var url_connection_error = url_200.replace(/^(\w+:\/\/[^/]+?)(:\d+)?\//, "$1:9546/");
  30 var url_multipart = "file_bug218236_multipart.txt";
  31
  32 // List of tests: name of the test, URL to be requested, expected sequence
  33 // of events and optionally a function to be called from readystatechange handler.
  34 // Numbers in the list of events are values of XMLHttpRequest.readyState
  35 // when readystatechange event is triggered.
  36 var tests = [
  37   ["200 OK",                            url_200,                [1, 2, 3, 4, "load"], 0, null],
  38   ["404 Not Found",                     url_404,                [1, 2, 3, 4, "load"], 0, null],
  39   ["connection error",                  url_connection_error,   [1, 2, 4, "error"],   0, null],
  40   ["abort() call on readyState = 1",    url_200,                [1, 4],               0, doAbort1],
  41   ["abort() call on readyState = 2",    url_200,                [1, 2, 4],            0, doAbort2],
  42   ["multipart document",                url_multipart,          [1, 2, 3, 4, "load",
  43                                                                  1, 2, 3, 4, "load",
  44                                                                  1, 2, 3, 4, "load"], 1, null],
  45 ];
  46
  47 var testName = null;
  48 var currentState = 0;
  49 var currentSequence = null;
  50 var expectedSequence = null;
  51 var currentCallback = null;
  52 var finalizeTimeoutID = null;
  53
  54 var request = null;
  55
  56 runNextTest();
  57
  58 function doAbort1() {
  59   if (request.readyState == 1)
  60     request.abort();
  61 }
  62 function doAbort2() {
  63   if (request.readyState == 2)
  64     request.abort();
  65 }
  66
  67 /* Utility functions */
  68
  69 function runNextTest() {
  70   if (tests.length > 0) {
  71     var test = tests.shift();
  72
  73     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  74
  75     // Prepare request object
  76     request = new XMLHttpRequest();
  77     request.multipart = test[3];
  78     request.open("GET", test[1]);
  79     request.onreadystatechange = onReadyStateChange;
  80     request.onload = onLoad;
  81     request.onerror = onError;
  82
  83     // Initialize state variables
  84     testName = test[0]
  85     currentState = 0;
  86     currentSequence = [];
  87     expectedSequence = test[2];
  88     currentCallback = test[4];
  89
  90     // Start request
  91     request.send(null);
  92   }
  93   else
  94     SimpleTest.finish();
  95 }
  96
  97 function finalizeTest() {
  98   finalizeTimeoutID = null;
  99   ok(compareArrays(expectedSequence, currentSequence), "event sequence for '" + testName + "' was " + currentSequence.join(", "));
 100
 101   runNextTest();
 102 }
 103
 104 function onReadyStateChange() {
 105   clearTimeout(finalizeTimeoutID);
 106   finalizeTimeoutID = null;
 107
 108   // Ignore duplicated calls for the same ready state
 109   if (request.readyState != currentState) {
 110     currentState = request.readyState;
 111     currentSequence.push(currentState);
 112   }
 113
 114   if (currentState == 4) {
 115     // Allow remaining event to fire but then we are finished with this test
 116     // unless we get another onReadyStateChange in which case we'll cancel
 117     // this timeout
 118     finalizeTimeoutID = setTimeout(finalizeTest, 0);
 119   }
 120
 121   if (currentCallback)
 122     currentCallback();
 123 }
 124
 125 function onLoad() {
 126   currentSequence.push("load");
 127 }
 128
 129 function onError() {
 130   currentSequence.push("error");
 131 }
 132
 133 function compareArrays(array1, array2) {
 134   if (array1.length != array2.length)
 135     return false;
 136
 137   for (var i = 0; i < array1.length; i++)
 138     if (array1[i] != array2[i])
 139       return false;
 140
 141   return true;
 142 }
 143 </script>
 144 </pre>
 145 </body>
 146 </html>
 147