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| 1 Test OffscreenCanvas transferable with exception cases. |
| 2 |
| 3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE
". |
| 4 |
| 5 |
| 6 PASS ctx = offscreenCanvas1.getContext('2d') did not throw exception. |
| 7 PASS ctx is an instance of OffscreenCanvasRenderingContext2D |
| 8 PASS Transfer an offscreenCanvas with a context should throw an exception: DataC
loneError: Failed to execute 'postMessage' on 'Worker': An OffscreenCanvas with
a context could not be cloned. |
| 9 PASS Calling transferToImageBitmap from a neutered offscreenCanvas should throw
an exception: InvalidStateError: Failed to execute 'transferToImageBitmap' on 'O
ffscreenCanvas': Cannot transfer an ImageBitmap from a neutered OffscreenCanvas |
| 10 PASS Transfer a neutered offscreenCanvas should throw an exception: DataCloneErr
or: Failed to execute 'postMessage' on 'Worker': An OffscreenCanvas is neutered
and could not be cloned. |
| 11 PASS Calling getContext('2d') from a neutered offscreenCanvas should throw an ex
ception: InvalidStateError: Failed to execute 'getContext' on 'OffscreenCanvas':
Cannot get context of a neutered OffscreenCanvas |
| 12 PASS successfullyParsed is true |
| 13 |
| 14 TEST COMPLETE |
| 15 |
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