| <!doctype html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <iframe id="i" src="/common/blank.html"></iframe> |
| <script> |
| promise_test(async t => { |
| await new Promise(resolve => window.onload = resolve); |
| let navigate_event_count = 0; |
| i.contentWindow.appHistory.onnavigate = () => navigate_event_count++; |
| i.contentWindow.appHistory.onnavigatesuccess = t.unreached_func('onnavigatesuccess should not be called'); |
| i.contentWindow.appHistory.onnavigateerror = t.unreached_func('onnavigateerror should not be called'); |
| let onbeforeunload_promise; |
| // The iframe does not have sticky activation, so per |
| // https://html.spec.whatwg.org/#prompt-to-unload-a-document, no prompt is |
| // shown and the navigation will proceed. |
| i.contentWindow.onbeforeunload = t.step_func(() => { |
| onbeforeunload_promise = i.contentWindow.appHistory.navigate("https://example.com\u0000mozilla.org").catch(e => { |
| assert_equals(e.constructor, i.contentWindow.DOMException); |
| assert_equals(e.name, "SyntaxError"); |
| }); |
| }); |
| i.contentWindow.appHistory.navigate("?1"); |
| await onbeforeunload_promise; |
| assert_equals(navigate_event_count, 1); |
| }, `navigate() with an invalid URL inside onbeforeunload throws "SyntaxError", not "InvalidStateError"`); |
| </script> |
