<?xml version="1.0"?> <?xml-stylesheet type="text/css" href="chrome://global/skin"?> <?xml-stylesheet type="text/css" href="/tests/SimpleTest/test.css"?> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=664783 --> <window title="Mozilla Bug 664783" xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"> <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/> <script type="application/javascript" src="dom_worker_helper.js"/> <!-- test results are displayed in the html:body --> <body xmlns="http://www.w3.org/1999/xhtml"> <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=664783" target="_blank">Mozilla Bug 664783</a> <div id="content" style="display: none"> <input id="fileList" type="file"></input> </div> </body> <!-- test code goes here --> <script type="application/javascript"> <![CDATA[ /** Test for Bug 664783 **/ var fileNum = 0; /** * Create a file which contains the given data and optionally adds the specified file extension. */ function createFileWithData(fileData, /** optional */ extension) { var testFile = Components.classes["@mozilla.org/file/directory_service;1"] .getService(Components.interfaces.nsIProperties) .get("ProfD", Components.interfaces.nsIFile); var fileExtension = (extension == undefined) ? "" : "." + extension; testFile.append("workerSlice" + fileNum++ + fileExtension); var outStream = Components.classes["@mozilla.org/network/file-output-stream;1"] .createInstance(Components.interfaces.nsIFileOutputStream); outStream.init(testFile, 0x02 | 0x08 | 0x20, // write, create, truncate 0666, 0); outStream.write(fileData, fileData.length); outStream.close(); var fileList = document.getElementById('fileList'); fileList.value = testFile.path; return fileList.files[0]; } /** * Starts a worker which slices the blob to the given start offset and optional end offset and * content type. It then verifies that the size and type of the sliced blob is correct. */ function createSlice(blob, start, expectedLength, /** optional */ end, /** optional */ contentType) { var worker = new Worker("fileSlice_worker.js"); worker.onerror = function(event) { ok(false, "Worker had an error: " + event.message); finish(); }; worker.onmessage = function(event) { is(event.data.size, expectedLength, "size property of slice is incorrect."); is(event.data.type, contentType ? contentType : blob.type, "type property of slice is incorrect."); finish(); }; var params = {blob: blob, start: start, end: end, contentType: contentType}; worker.postMessage(params); waitForWorkerFinish(); } // Empty file. createSlice(createFileWithData(""), 0, 0, 0); // Typical use case. createSlice(createFileWithData("Hello"), 1, 1, 2); // Longish file. var text = ""; for (var i = 0; i < 10000; ++i) { text += "long"; } createSlice(createFileWithData(text), 2000, 2000, 4000); // Slice to different type. createSlice(createFileWithData("text", "txt"), 0, 2, 2, "image/png"); // Length longer than blob. createSlice(createFileWithData("text"), 0, 4, 20); // Start longer than blob. createSlice(createFileWithData("text"), 20, 0, 4); // No optional arguments createSlice(createFileWithData("text"), 0, 4); createSlice(createFileWithData("text"), 2, 2); ]]> </script> </window>