| <!DOCTYPE html> |
| <title>Default passive document level touchmove event listener test</title> |
| <link rel="help" href="https://github.com/WICG/interventions/issues/35"> |
| <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> |
| <body onload=runTest()> |
| <div id="touchDiv"> |
| </div> |
| </body> |
| <style> |
| #touchDiv { |
| width: 100px; |
| height: 100px; |
| } |
| </style> |
| <script> |
| var touch_div = document.getElementById("touchDiv"); |
| var cancelable = true; |
| var touch_move_arrived = false; |
| document.addEventListener("touchmove", function (event) { |
| cancelable = event.cancelable; |
| touch_move_arrived = true; |
| event.preventDefault(); |
| }); |
| |
| function waitFor(condition) { |
| const MAX_FRAME = 500; |
| return new Promise((resolve, reject) => { |
| function tick(frames) { |
| // We requestAnimationFrame either for 500 frames or until condition is |
| // met. |
| if (frames >= MAX_FRAME) |
| reject("Condition did not become true after 500 frames"); |
| else if (condition()) |
| resolve(); |
| else |
| requestAnimationFrame(tick.bind(this, frames + 1)); |
| } |
| tick(0); |
| }); |
| } |
| |
| function waitForCompositorCommit() { |
| return new Promise((resolve) => { |
| // rAF twice. |
| window.requestAnimationFrame(() => { |
| window.requestAnimationFrame(resolve); |
| }); |
| }); |
| } |
| |
| function injectInput() { |
| new test_driver.Actions() |
| .addPointer("touch_pointer", "touch") |
| .pointerMove(0, 0, {origin: touch_div}) |
| .pointerDown() |
| .pointerMove(30, 30) |
| .pointerUp() |
| .send(); |
| } |
| |
| function runTest() { |
| promise_test (async () => { |
| await waitForCompositorCommit(); |
| injectInput(); |
| await waitFor(()=> { return touch_move_arrived; }); |
| assert_false(cancelable); |
| }, "Touchmove events are non-cancelable since the event listener is treated as passive."); |
| } |
| </script> |
