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+<!DOCTYPE HTML>
+<html>
+<head>
+ <title>Test IPCBlob and FileReaderSync</title>
+ <script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
+ <script src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body>
+<script type="text/javascript">
+
+function workerScript() {
+ onmessage = function(event) {
+ let readerMemoryBlob = new FileReaderSync();
+ let status = readerMemoryBlob.readAsText(new Blob(['hello world'])) == 'hello world';
+ postMessage({ status, message: "FileReaderSync with memory blob still works" });
+
+ let readerIPCBlob1 = new FileReaderSync();
+ postMessage({ blob: event.data, method: 'readAsText',
+ data: readerIPCBlob1.readAsText(event.data)});
+
+ let readerIPCBlob2 = new FileReaderSync();
+ postMessage({ blob: event.data, method: 'readAsArrayBuffer',
+ data: readerIPCBlob2.readAsArrayBuffer(event.data)});
+
+ let readerIPCBlob3 = new FileReaderSync();
+ postMessage({ blob: event.data, method: 'readAsDataURL',
+ data: readerIPCBlob3.readAsDataURL(event.data)});
+
+ let multipartBlob = new Blob(['wow', event.data]);
+
+ let readerIPCBlobMultipart1 = new FileReaderSync();
+ postMessage({ blob: multipartBlob, method: 'readAsText',
+ data: readerIPCBlobMultipart1.readAsText(multipartBlob)});
+
+ let readerIPCBlobMultipart2 = new FileReaderSync();
+ postMessage({ blob: multipartBlob, method: 'readAsArrayBuffer',
+ data: readerIPCBlobMultipart2.readAsArrayBuffer(multipartBlob)});
+
+ let readerIPCBlobMultipart3 = new FileReaderSync();
+ postMessage({ blob: multipartBlob, method: 'readAsDataURL',
+ data: readerIPCBlobMultipart3.readAsDataURL(multipartBlob)});
+
+ postMessage({ finish: true });
+ }
+}
+
+let completed = false;
+let pendingTasks = 0;
+function maybeFinish() {
+ if (completed && !pendingTasks) {
+ SimpleTest.finish();
+ }
+}
+
+let workerUrl = URL.createObjectURL(new Blob(["(", workerScript.toString(), ")()"]));
+let worker = new Worker(workerUrl);
+worker.onmessage = event => {
+ if ("status" in event.data) {
+ ok(event.data.status, event.data.message);
+ return;
+ }
+
+ if ("blob" in event.data) {
+ let fr = new FileReader();
+ fr[event.data.method](event.data.blob);
+ ++pendingTasks;
+ fr.onload = () => {
+ if (event.data.method != 'readAsArrayBuffer') {
+ is(event.data.data, fr.result, "The file has been read");
+ } else {
+ is(event.data.data.byteLength, fr.result.byteLength, "The file has been read");
+ }
+ --pendingTasks;
+ maybeFinish();
+ }
+
+ return;
+ }
+
+ if ("finish" in event.data) {
+ completed = true;
+ maybeFinish();
+ }
+};
+
+let url = SimpleTest.getTestFileURL("script_file.js");
+let script = SpecialPowers.loadChromeScript(url);
+script.addMessageListener("file.opened", message => {
+ worker.postMessage(message.file);
+});
+
+script.sendAsyncMessage("file.open");
+
+SimpleTest.waitForExplicitFinish();
+
+</script>
+</pre>
+</body>
+</html>