| // META: script=resources/document-open-side-effects.js |
| |
| async_test(t => { |
| const iframe = document.body.appendChild(document.createElement("iframe")); |
| t.add_cleanup(() => iframe.remove()); |
| iframe.src = "/common/dummy.xhtml"; |
| iframe.onload = t.step_func_done(() => { |
| const origURL = iframe.contentDocument.URL; |
| assertDocumentIsReadyForSideEffectsTest(iframe.contentDocument, "XML document"); |
| assert_throws("InvalidStateError", () => { |
| iframe.contentDocument.open(); |
| }, "document.open() should throw on XML documents"); |
| assertOpenHasNoSideEffects(iframe.contentDocument, origURL, "XML document"); |
| }); |
| }, "document.open bailout should not have any side effects (XML document)"); |
