summaryrefslogtreecommitdiffstats
path: root/testing/web-platform/tests/scroll-animations/css/support
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /testing/web-platform/tests/scroll-animations/css/support
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/scroll-animations/css/support')
-rw-r--r--testing/web-platform/tests/scroll-animations/css/support/testcommon.js19
1 files changed, 19 insertions, 0 deletions
diff --git a/testing/web-platform/tests/scroll-animations/css/support/testcommon.js b/testing/web-platform/tests/scroll-animations/css/support/testcommon.js
new file mode 100644
index 0000000000..66bc27bb10
--- /dev/null
+++ b/testing/web-platform/tests/scroll-animations/css/support/testcommon.js
@@ -0,0 +1,19 @@
+'use strict';
+
+/**
+ * Returns a Promise that is resolved after a CSS scroll timeline is created (as
+ * the result of a style change) and a snapshot has been taken, so that the
+ * animation style is correctly reflected by getComputedStyle().
+ * Technically, this only takes a full frame update. We implement this as two
+ * requestAnimationFrame callbacks because the result will be available at the
+ * beginning of the second frame.
+ */
+async function waitForCSSScrollTimelineStyle() {
+ await waitForNextFrame();
+ await waitForNextFrame();
+}
+
+function assert_implements_animation_timeline() {
+ assert_implements(CSS.supports('animation-timeline:foo'),
+ 'animation-timeline not supported');
+}