Chromium Code Reviews Chromium Code Reviews
Issue 157363003:
Implement Blob.close(). (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master| OLD | NEW |
|---|---|
| (Empty) | |
| 1 <!doctype html> | |
| 2 <script src="../../resources/js-test.js"></script> | |
| 3 <script src="resources/read-common.js"></script> | |
| 4 <script> | |
| 5 description("Test the Blob.close() method, revoking."); | |
| 6 | |
| 7 window.jsTestIsAsync = true; | |
| 8 | |
| 9 function base64ToUint8Array(a) | |
| 10 { | |
| 11 var binary = window.atob(a); | |
| 12 var buffer = new Uint8Array(binary.length); | |
| 13 for (var i = 0; i < binary.length; i++) | |
| 14 buffer[i] = binary.charCodeAt(i); | |
| 15 | |
| 16 return buffer; | |
| 17 } | |
| 18 | |
| 19 var pngBase64 = "iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAIAAAD/gAIDAAAACXBIWXMAAAsTAAA LEwEAmpwYAAAAnklEQVR42u3QMQEAAAgDoGlyo1vBzwciUJlw1ApkyZIlS5YsBbJkyZIlS5YCWbJkyZI lS4EsWbJkyZKlQJYsWbJkyVIgS5YsWbJkKZAlS5YsWbIUyJIlS5YsWQpkyZIlS5YsBbJkyZIlS5YCWbJ kyZIlS4EsWbJkyZKlQJYsWbJkyVIgS5YsWbJkKZAlS5YsWbIUyJIlS5YsWQpkyfq2MosBSIeKONMAAAA ASUVORK5CYII="; | |
| 20 | |
| 21 var blobContents = [base64ToUint8Array(pngBase64)]; | |
| 22 | |
| 23 var blob; | |
| 24 var blobURL1; | |
| 25 var blobURL2; | |
| 26 var img; | |
| 27 var worker; | |
| 28 var blobURLs = []; | |
| 29 | |
| 30 function testRevokeAfterCloseWorkers() | |
| 31 { | |
| 32 debug("Test that dereferencing URLs referring to closed Blobs fail, workers. "); | |
| 33 blob = new Blob(["postMessage('FAIL');"], {type: "application/javascript"}); | |
| 34 for (var i = 0; i < 10; i++) | |
| 35 blobURLs.push(window.URL.createObjectURL(blob)); | |
| 36 | |
| 37 function onClosedError() { | |
| 38 testPassed("Error triggered on starting Worker from a closed Blob."); | |
| 39 testNextWorker(); | |
| 40 } | |
| 41 function onClosedMessage() { | |
| 42 testFailed("Worker loaded."); | |
| 43 testNextWorker(); | |
| 44 } | |
| 45 // Initial event handler, checking that the Blob | |
| 46 // could be loaded. Close it after that and verify | |
| 47 // that the rest aren't usable. | |
| 48 function onNonClosedError() { | |
| 49 testFailed("Worker failed to load from Blob."); | |
| 50 blob.close(); | |
| 51 // Now check that URLs have become now inaccessible. | |
|
kinuko
2014/02/21 15:40:49
(optional) Really a nit-picky comment, but having
sof
2014/02/21 16:02:44
Done that + added a comment above them explaining
| |
| 52 testNextWorker(); | |
| 53 } | |
| 54 function onNonClosedMessage() { | |
| 55 testPassed("Worker loaded."); | |
| 56 blob.close(); | |
| 57 testNextWorker(); | |
| 58 } | |
| 59 | |
| 60 function testNextWorker(onerror, onmessage) { | |
| 61 var u = blobURLs.shift(); | |
| 62 if (u) { | |
| 63 worker = new Worker(u); | |
| 64 worker.onerror = onerror ? onerror : onClosedError; | |
| 65 worker.onmessage = onmessage ? onmessage : onClosedMessage; | |
| 66 } else { | |
| 67 runNextTest(); | |
| 68 } | |
| 69 } | |
| 70 testNextWorker(onNonClosedError, onNonClosedMessage); | |
| 71 } | |
| 72 | |
| 73 function testRevokeAfterClose() | |
| 74 { | |
| 75 debug("Test that dereferencing URLs referring to closed Blobs fail."); | |
| 76 blob = new Blob(blobContents, {type: "image/png"}); | |
| 77 img = document.createElement("img"); | |
| 78 img.onerror = function (e) { | |
| 79 testPassed("Error triggered on loading image from closed Blob."); | |
| 80 runNextTest(); | |
| 81 }; | |
| 82 img.onload = function () { | |
| 83 testFailed("Image loaded"); | |
| 84 runNextTest(); | |
| 85 }; | |
| 86 blobURL1 = window.URL.createObjectURL(blob); | |
| 87 // create some more Blob URLs. | |
| 88 for (var i = 0; i < 10; i++) | |
| 89 window.URL.createObjectURL(blob); | |
| 90 // Make them all inaccessible. | |
| 91 blob.close(); | |
| 92 img.src = blobURL1; | |
| 93 } | |
| 94 | |
| 95 function testRegisterAfterClose() | |
| 96 { | |
| 97 debug("Test creating object URLs on closed Blobs"); | |
| 98 blob = new Blob(["body{background: green}"], {type: "text/css"}); | |
| 99 blobURL1 = window.URL.createObjectURL(blob); | |
| 100 blob.close(); | |
| 101 blobURL2 = window.URL.createObjectURL(blob); | |
| 102 shouldBeTrue("blobURL1 !== blobURL2"); | |
| 103 shouldBeTrue("blobURL2.length > 0"); | |
| 104 runNextTest(); | |
| 105 } | |
| 106 | |
| 107 var tests = [ | |
| 108 testRevokeAfterClose, | |
| 109 testRevokeAfterCloseWorkers, | |
| 110 testRegisterAfterClose ]; | |
| 111 | |
| 112 function runNextTest() | |
| 113 { | |
| 114 if (!tests.length) { | |
| 115 finishJSTest(); | |
| 116 return; | |
| 117 } | |
| 118 tests.shift()(); | |
| 119 } | |
| 120 </script> | |
| 121 <body onload="runNextTest()"> | |
| 122 </body> | |
| OLD | NEW |
