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Diffstat (limited to 'gfx/layers/apz/test/mochitest/helper_overscroll_in_apz_test_data.html')
-rw-r--r-- | gfx/layers/apz/test/mochitest/helper_overscroll_in_apz_test_data.html | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/gfx/layers/apz/test/mochitest/helper_overscroll_in_apz_test_data.html b/gfx/layers/apz/test/mochitest/helper_overscroll_in_apz_test_data.html new file mode 100644 index 0000000000..ed05f25819 --- /dev/null +++ b/gfx/layers/apz/test/mochitest/helper_overscroll_in_apz_test_data.html @@ -0,0 +1,29 @@ +<!DOCTYPE HTML> +<meta charset="utf-8"> +<meta name="viewport" content="width=device-width, minimum-scale=1.0"> +<title>A simple test checks "overscrolled" info in APZTestData</title> +<title>Tests scroll anchoring updates in-progress wheel scrolling __relatively__</title> +<script src="apz_test_utils.js"></script> +<script src="apz_test_native_event_utils.js"></script> +<script src="/tests/SimpleTest/paint_listener.js"></script> +<div style="height: 300vh; background-color: blue;"></div><!-- Make the root scrollable --> +<script> + async function test() { + // Try to overscroll by using setAsyncScrollOffset to avoid race conditions + // that APZTestData haven't been arrived on the main-thread. + SpecialPowers.DOMWindowUtils.setAsyncScrollOffset(document.scrollingElement, 0, -100); + + const scrollId = + SpecialPowers.DOMWindowUtils.getViewId(document.scrollingElement); + const data = SpecialPowers.DOMWindowUtils.getCompositorAPZTestData(); + for (apzcData of data.additionalData) { + if (apzcData.key == scrollId) { + ok(apzcData.value.split(",").includes("overscrolled")); + } + } + } + + waitUntilApzStable() + .then(test) + .then(subtestDone, subtestFailed); +</script> |