Chromium Code Reviews Chromium Code Reviews
Issue 157363003:
Implement Blob.close(). (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master| OLD | NEW |
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| (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 | |
| 28 function testRevokeAfterClose() | |
| 29 { | |
| 30 debug("Test that dereferencing URLs referring to closed Blobs fail."); | |
| 31 blob = buildBlob(blobContents, "image/png"); | |
| 32 img = document.createElement("img"); | |
| 33 img.onerror = function (e) { | |
| 34 testPassed("Error triggered on loading image from closed Blob."); | |
| 35 runNextTest(); | |
| 36 }; | |
| 37 img.onload = function () { | |
| 38 testFailed("Image loaded"); | |
| 39 runNextTest(); | |
| 40 }; | |
| 41 blobURL1 = window.URL.createObjectURL(blob); | |
| 42 // create some more Blob URLs. | |
| 43 for (var i = 0; i < 10; i++) | |
| 44 window.URL.createObjectURL(blob); | |
| 45 // Make them all inaccessible. | |
|
kinuko
2014/02/21 12:26:17
We don't seem checking if all of them become inacc
sof
2014/02/21 14:56:57
Good idea; I've kept this test over 'img', but cre
| |
| 46 blob.close(); | |
| 47 img.src = blobURL1; | |
| 48 } | |
| 49 | |
| 50 function testRegisterAfterClose() | |
| 51 { | |
| 52 debug("Test creating object URLs on closed Blobs"); | |
| 53 blob = buildBlob(["body{background: green}"], "text/css"); | |
| 54 blobURL1 = window.URL.createObjectURL(blob); | |
| 55 blob.close(); | |
| 56 blobURL2 = window.URL.createObjectURL(blob); | |
| 57 shouldBeTrue("blobURL1 !== blobURL2"); | |
| 58 shouldBeTrue("blobURL2.length > 0"); | |
|
kinuko
2014/02/21 12:26:17
I've briefly checked the spec but I'm fully not su
sof
2014/02/21 12:36:45
That's correct, not much to go on there yet. The b
kinuko
2014/02/21 14:11:18
I see, thanks for the pointers. So let me make sur
sof
2014/02/21 14:56:57
Correct, this only tests re-registration after clo
kinuko
2014/02/21 15:40:49
Yes thanks. Could we add a brief comment for these
sof
2014/02/21 16:02:43
Done.
| |
| 59 runNextTest(); | |
| 60 } | |
| 61 | |
| 62 var tests = [ | |
| 63 testRevokeAfterClose, | |
| 64 testRegisterAfterClose ]; | |
| 65 | |
| 66 function runNextTest() | |
| 67 { | |
| 68 if (!tests.length) { | |
| 69 finishJSTest(); | |
| 70 return; | |
| 71 } | |
| 72 tests.shift()(); | |
| 73 } | |
| 74 </script> | |
| 75 <body onload="runNextTest()"> | |
| 76 </body> | |
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