| <!DOCTYPE html> |
| <meta charset=urf-8> |
| <title>EventTarget#dispatchEvent(): redispatching a native event</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/resources/testdriver.js"></script> |
| <script src="/resources/testdriver-actions.js"></script> |
| <script src="/resources/testdriver-vendor.js"></script> |
| <button>click me!</button> |
| <div id=log></div> |
| <script> |
| var test_contentLoaded_redispatching = async_test("Redispatching DOMContentLoaded event after being dispatched"); |
| var test_mouseup_redispatching = async_test("Redispatching mouseup event whose default action dispatches a click event"); |
| var test_redispatching_of_dispatching_event = async_test("Redispatching event which is being dispatched"); |
| |
| var buttonElement = document.querySelector("button"); |
| var contentLoadedEvent; |
| |
| var waitForLoad = new Promise(resolve => { |
| window.addEventListener("load", () => { requestAnimationFrame(resolve); }, {capture: false, once: true}); |
| }); |
| |
| document.addEventListener("DOMContentLoaded", event => { |
| contentLoadedEvent = event; |
| test_redispatching_of_dispatching_event.step(() => { |
| assert_throws_dom("InvalidStateError", () => { |
| document.dispatchEvent(contentLoadedEvent); |
| }, "Trusted DOMContentLoaded event"); |
| }); |
| }, {capture: true, once: true}); |
| |
| window.addEventListener("load", loadEvent => { |
| let untrustedContentLoadedEvent; |
| buttonElement.addEventListener("DOMContentLoaded", event => { |
| untrustedContentLoadedEvent = event; |
| test_contentLoaded_redispatching.step(() => { |
| assert_false(untrustedContentLoadedEvent.isTrusted, "Redispatched DOMContentLoaded event shouldn't be trusted"); |
| }); |
| test_redispatching_of_dispatching_event.step(() => { |
| assert_throws_dom("InvalidStateError", () => { |
| document.dispatchEvent(untrustedContentLoadedEvent); |
| }, "Untrusted DOMContentLoaded event"); |
| }); |
| }); |
| |
| test_contentLoaded_redispatching.step(() => { |
| assert_true(contentLoadedEvent.isTrusted, "Received DOMContentLoaded event should be trusted before redispatching"); |
| buttonElement.dispatchEvent(contentLoadedEvent); |
| assert_false(contentLoadedEvent.isTrusted, "Received DOMContentLoaded event shouldn't be trusted after redispatching"); |
| assert_not_equals(untrustedContentLoadedEvent, undefined, "Untrusted DOMContentLoaded event should've been fired"); |
| test_contentLoaded_redispatching.done(); |
| }); |
| }, {capture: true, once: true}); |
| |
| async function testMouseUpAndClickEvent() { |
| let mouseupEvent; |
| buttonElement.addEventListener("mouseup", event => { |
| mouseupEvent = event; |
| test_mouseup_redispatching.step(() => { |
| assert_true(mouseupEvent.isTrusted, "First mouseup event should be trusted"); |
| }); |
| test_redispatching_of_dispatching_event.step(() => { |
| assert_throws_dom("InvalidStateError", () => { |
| buttonElement.dispatchEvent(mouseupEvent); |
| }, "Trusted mouseup event"); |
| }); |
| }, {once: true}); |
| |
| let clickEvent; |
| buttonElement.addEventListener("click", event => { |
| clickEvent = event; |
| test_mouseup_redispatching.step(() => { |
| assert_true(clickEvent.isTrusted, "First click event should be trusted"); |
| }); |
| test_redispatching_of_dispatching_event.step(() => { |
| assert_throws_dom("InvalidStateError", function() { |
| buttonElement.dispatchEvent(event); |
| }, "Trusted click event"); |
| }); |
| buttonElement.addEventListener("mouseup", event => { |
| test_mouseup_redispatching.step(() => { |
| assert_false(event.isTrusted, "Redispatched mouseup event shouldn't be trusted"); |
| }); |
| test_redispatching_of_dispatching_event.step(() => { |
| assert_throws_dom("InvalidStateError", function() { |
| buttonElement.dispatchEvent(event); |
| }, "Untrusted mouseup event"); |
| }); |
| }, {once: true}); |
| function onClick() { |
| test_mouseup_redispatching.step(() => { |
| assert_true(false, "click event shouldn't be fired for dispatched mouseup event"); |
| }); |
| } |
| test_mouseup_redispatching.step(() => { |
| assert_true(mouseupEvent.isTrusted, "Received mouseup event should be trusted before redispatching from click event listener"); |
| buttonElement.addEventListener("click", onClick); |
| buttonElement.dispatchEvent(mouseupEvent); |
| buttonElement.removeEventListener("click", onClick); |
| assert_false(mouseupEvent.isTrusted, "Received mouseup event shouldn't be trusted after redispatching"); |
| assert_true(clickEvent.isTrusted, "First click event should still be trusted even after redispatching mouseup event"); |
| }); |
| }, {once: true}); |
| |
| await waitForLoad; |
| let bounds = buttonElement.getBoundingClientRect(); |
| test(() => { assert_true(true); }, `Synthesizing click on button...`); |
| new test_driver.click(buttonElement) |
| .then(() => { |
| test_mouseup_redispatching.step(() => { |
| assert_not_equals(clickEvent, undefined, "mouseup and click events should've been fired"); |
| }); |
| test_mouseup_redispatching.done(); |
| test_redispatching_of_dispatching_event.done(); |
| }, (reason) => { |
| test_mouseup_redispatching.step(() => { |
| assert_true(false, `Failed to send mouse click due to ${reason}`); |
| }); |
| test_mouseup_redispatching.done(); |
| test_redispatching_of_dispatching_event.done(); |
| }); |
| } |
| testMouseUpAndClickEvent(); |
| </script> |