| <!DOCTYPE html> |
| <title>Tests mouse clicks and mousewheel ticks are animated.</title> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script src="../../resources/gesture-util.js"></script> |
| <script src="../../resources/scrollbar-util.js"></script> |
| <body style="height: 1000px; width: 1000px"> |
| <script> |
| window.onload = () => { |
| const TRACK_WIDTH = calculateScrollbarThickness(); |
| const BUTTON_WIDTH = TRACK_WIDTH; |
| const SCROLL_CORNER = TRACK_WIDTH; |
| |
| var start_offset = 0; |
| var end_offset = 0; |
| var animated_scroll = false; |
| |
| // Watches for scroll offset values between the bounds (start_offset, end_offset). |
| window.onscroll = function() { |
| if(!animated_scroll) |
| animated_scroll = window.scrollY > start_offset && window.scrollY < end_offset; |
| } |
| |
| function initBounds(start, end) { |
| start_offset = start; |
| end_offset = end; |
| animated_scroll = false; |
| } |
| |
| promise_test (async () => { |
| await waitForCompositorCommit(); |
| resetScrollOffset(document.scrollingElement); |
| |
| // Click on the track part just above the down arrow. |
| const x = window.innerWidth - BUTTON_WIDTH / 2; |
| const y = window.innerHeight - SCROLL_CORNER - BUTTON_WIDTH - 2; |
| |
| // Start at 0, perform a click and check that scrollY animates at least once. |
| // Also, note that this test is relevant only when running in threaded mode |
| // (--enable-threaded-compositing). |
| assert_equals(window.scrollY, 0, "Scroller is expected to be at 0 offset."); |
| initBounds(0, 431); |
| await mouseClickOn(x, y); |
| await waitForAnimationEndTimeBased(() => {return window.scrollY;}); |
| assert_equals(window.scrollY, 431, "Unexpected scroll offset for scrollbar track."); |
| assert_true(animated_scroll, "Scrollbar scroll did not animate."); |
| }, "Test mouse click on scrollbar is animated."); |
| |
| promise_test (async () => { |
| // Mac doesn't support mousewheel animations yet crbug.com/574283. |
| if(navigator.userAgent.includes("Mac OS X")) |
| return; |
| |
| await waitForCompositorCommit(); |
| resetScrollOffset(document.scrollingElement); |
| |
| // Start at 0, perform a mousewheel tick and check that scrollY animates at |
| // least once. This test is relevant only when running in threaded mode |
| // (--enable-threaded-compositing). |
| assert_equals(window.scrollY, 0, "Scroller is expected to be at 0 offset."); |
| initBounds(0, 72); |
| await smoothScrollWithXY(0, 72, window.innerWidth / 2, window.innerHeight / 2, |
| GestureSourceType.MOUSE_INPUT, |
| SPEED_INSTANT, false /* precise_scrolling_deltas */, |
| false /* scroll_by_page */, true /* cursor_visible */, |
| false /* scroll_by_percentage */); |
| await waitForAnimationEndTimeBased(() => {return window.scrollY;}); |
| assert_equals(window.scrollY, 72, "Unexpected scroll offset for mousewheel tick."); |
| assert_true(animated_scroll, "Mousewheel tick did not animate."); |
| }, "Test mouse wheel tick is animated."); |
| } |
| </script> |
| </body> |
