| <!DOCTYPE html> |
| <title>@container: scroll-state(scrolled) user touch scroll</title> |
| <link rel="help" href="https://drafts.csswg.org/css-conditional-5/#scrolled"> |
| <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> |
| <script src="/web-animations/testcommon.js"></script> |
| <script src="/css/css-conditional/container-queries/support/cq-testcommon.js"></script> |
| <style> |
| #scroller { |
| width: 200px; |
| height: 200px; |
| container-type: scroll-state; |
| overflow-y: scroll; |
| } |
| #filler { |
| height: 600px; |
| } |
| #target { |
| --none: no; |
| --top: no; |
| --bottom: no; |
| @container scroll-state(scrolled: none) { |
| --none: yes; |
| } |
| @container scroll-state(scrolled: top) { |
| --top: yes; |
| } |
| @container scroll-state(scrolled: bottom) { |
| --bottom: yes; |
| } |
| } |
| </style> |
| <div id="scroller"> |
| <div id="filler"> |
| <div id="target"></div> |
| </div> |
| </div> |
| <script> |
| setup(() => assert_implements_scroll_state_container_queries()); |
| |
| function touch_scroll(start_pos, end_pos, duration) { |
| return new test_driver.Actions() |
| .addPointer("TestPointer", "touch") |
| .pointerMove(Math.round(start_pos.x), Math.round(start_pos.y)) |
| .pointerDown() |
| .addTick() |
| .pause(200) |
| .pointerMove(Math.round(end_pos.x), Math.round(end_pos.y), {duration: duration}) |
| .addTick() |
| .pointerUp() |
| .send(); |
| } |
| |
| promise_test(async t => { |
| // Scrollbar element position |
| const start_pos = { |
| x: 100, |
| y: 100, |
| }; |
| const end_pos = { x: 100, y: 0 }; |
| |
| await touch_scroll(start_pos, end_pos, 1000); |
| await waitForAnimationFrames(2); |
| assert_equals(getComputedStyle(target).getPropertyValue("--bottom"), "yes"); |
| |
| }, "Panning gesture scroll is a relative scroll"); |
| |
| promise_test(async t => { |
| // Scrollbar element position |
| const start_pos = { |
| x: 100, |
| y: 100, |
| }; |
| const end_pos = { x: 100, y: 150 }; |
| |
| await touch_scroll(start_pos, end_pos, 10); |
| await waitForAnimationFrames(2); |
| assert_equals(getComputedStyle(target).getPropertyValue("--top"), "yes"); |
| |
| }, "Fling gesture scroll is a relative scroll"); |
| |
| </script> |
