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78 lines
2.2 KiB
HTML
78 lines
2.2 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=1198095
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-->
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<title>Test for Bug 1198095</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1198095">Mozilla Bug 1198095</a>
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<pre id="test">
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<script class="testbody" type="text/javascript;version=1.7">
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var fileData1 = '1234567890';
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var fileData2 = '43210';
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var r, firstBlob;
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var openerURL = SimpleTest.getTestFileURL("file_bug1198095.js");
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var opener = SpecialPowers.loadChromeScript(openerURL);
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opener.addMessageListener("file.opened", onFileOpened);
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opener.addMessageListener("file.modified", onFileModified);
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opener.sendAsyncMessage("file.open", fileData1);
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function onLoadEnd1(e) {
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e.target.removeEventListener('loadend', onLoadEnd1);
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is(e.target, r, "Target and r are ok");
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ok(e.target.readyState, FileReader.DONE, "The file has been read.");
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ok(e.target.result instanceof ArrayBuffer, "The result is an ArrayBuffer");
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var view = new Uint8Array(e.target.result);
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is(view.length, fileData1.length, "File data length matches");
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for (var i = 0; i < fileData1.length; ++i) {
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is(String.fromCharCode(view[i]), fileData1[i], "Byte matches");
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}
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opener.sendAsyncMessage("file.modify", fileData2);
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}
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function onLoadEnd2(e) {
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e.target.removeEventListener('loadend', onLoadEnd2);
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ok(false, "This method should not be called - loadEnd2!");
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}
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function onError1(e) {
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ok(false, "This method should not be called - error1!");
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}
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function onError2(e) {
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e.target.removeEventListener('error', onError2);
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SimpleTest.finish();
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}
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function onFileOpened(blob) {
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firstBlob = blob;
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r = new FileReader();
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r.addEventListener("loadend", onLoadEnd1, false);
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r.addEventListener("error", onError1, false);
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r.readAsArrayBuffer(firstBlob);
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}
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function onFileModified(blob) {
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r.addEventListener("loadend", onLoadEnd2, false);
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r.removeEventListener('error', onError1);
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r.addEventListener("error", onError2, false);
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r.readAsArrayBuffer(firstBlob);
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}
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SimpleTest.waitForExplicitFinish();
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</script>
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</pre>
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</body> </html>
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