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49 lines
1.2 KiB
49 lines
1.2 KiB
11 years ago
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// by jussi-kalliokoski
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// This test is asynchronous. Watch out.
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// The test will potentially add garbage to console.
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(function(){
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try {
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// we're avoiding using Modernizr._domPrefixes as the prefix capitalization on
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// these guys are notoriously peculiar.
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var BlobBuilder = window.MozBlobBuilder || window.WebKitBlobBuilder || window.MSBlobBuilder || window.OBlobBuilder || window.BlobBuilder,
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URL = window.MozURL || window.webkitURL || window.MSURL || window.OURL || window.URL;
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var data = 'Modernizr',
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bb = new BlobBuilder();
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bb.append('this.onmessage=function(e){postMessage(e.data)}');
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var url = URL.createObjectURL(bb.getBlob()),
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worker = new Worker(url);
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bb = null;
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worker.onmessage = function(e) {
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worker.terminate();
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URL.revokeObjectURL(url);
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Modernizr.addTest('blobworkers', data === e.data);
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worker = null;
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};
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// Just in case...
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worker.onerror = function() {
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Modernizr.addTest('blobworkers', false);
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worker = null;
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};
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setTimeout(function() {
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Modernizr.addTest('blobworkers', false);
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}, 200);
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worker.postMessage(data);
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} catch (e) {
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Modernizr.addTest('blobworkers', false);
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}
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}());
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