dom/workers/test/test_fileBlobSubWorker.xul@b8a032363ba2
dom/workers/test/test_fileBlobSubWorker.xul
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
1 <?xml version="1.0"?>
2 <?xml-stylesheet type="text/css" href="chrome://global/skin"?>
3 <?xml-stylesheet type="text/css" href="/tests/SimpleTest/test.css"?>
4 <!--
5 https://bugzilla.mozilla.org/show_bug.cgi?id=664783
6 -->
7 <window title="Mozilla Bug 664783"
8 xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
9 <script type="application/javascript"
10 src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
11 <script type="application/javascript" src="dom_worker_helper.js"/>
13 <!-- test results are displayed in the html:body -->
14 <body xmlns="http://www.w3.org/1999/xhtml">
15 <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=664783"
16 target="_blank">Mozilla Bug 664783</a>
18 <div id="content" style="display: none">
19 <input id="fileList" type="file"></input>
20 </div>
22 </body>
24 <!-- test code goes here -->
25 <script type="application/javascript">
26 <![CDATA[
28 /** Test for Bug 664783 **/
30 var fileNum = 0;
32 /**
33 * Create a file which contains the given data and optionally adds the specified file extension.
34 */
35 function createFileWithData(fileData, /** optional */ extension) {
36 var testFile = Components.classes["@mozilla.org/file/directory_service;1"]
37 .getService(Components.interfaces.nsIProperties)
38 .get("ProfD", Components.interfaces.nsIFile);
39 var fileExtension = (extension == undefined) ? "" : "." + extension;
40 testFile.append("workerBlobSubWorker" + fileNum++ + fileExtension);
42 var outStream = Components.classes["@mozilla.org/network/file-output-stream;1"]
43 .createInstance(Components.interfaces.nsIFileOutputStream);
44 outStream.init(testFile, 0x02 | 0x08 | 0x20, // write, create, truncate
45 0666, 0);
46 outStream.write(fileData, fileData.length);
47 outStream.close();
49 var fileList = document.getElementById('fileList');
50 fileList.value = testFile.path;
52 return fileList.files[0];
53 }
55 /**
56 * Create a worker to access blob properties.
57 */
58 function accessFileProperties(file, expectedSize) {
59 var worker = new Worker("fileBlobSubWorker_worker.js");
61 worker.onerror = function(event) {
62 ok(false, "Worker had an error: " + event.data);
63 finish();
64 };
66 worker.onmessage = function(event) {
67 if (event.data == undefined) {
68 ok(false, "Worker had an error.");
69 } else {
70 is(event.data.size, expectedSize, "size proproperty accessed from worker is not the same as on main thread.");
71 }
72 finish();
73 };
75 var blob = file.slice();
76 worker.postMessage(blob);
77 waitForWorkerFinish();
78 }
80 // Empty file.
81 accessFileProperties(createFileWithData(""), 0);
83 // Typical use case.
84 accessFileProperties(createFileWithData("Hello"), 5);
86 // Longish file.
87 var text = "";
88 for (var i = 0; i < 10000; ++i) {
89 text += "long";
90 }
91 accessFileProperties(createFileWithData(text), 40000);
93 // Type detection based on extension.
94 accessFileProperties(createFileWithData("text", "txt"), 4);
96 ]]>
97 </script>
98 </window>
