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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/common/rendering-utils.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/common/rendering-utils.js')
-rw-r--r-- | testing/web-platform/tests/common/rendering-utils.js | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/testing/web-platform/tests/common/rendering-utils.js b/testing/web-platform/tests/common/rendering-utils.js new file mode 100644 index 0000000000..46283bd5d0 --- /dev/null +++ b/testing/web-platform/tests/common/rendering-utils.js @@ -0,0 +1,19 @@ +"use strict"; + +/** + * Waits until we have at least one frame rendered, regardless of the engine. + * + * @returns {Promise} + */ +function waitForAtLeastOneFrame() { + return new Promise(resolve => { + // Different web engines work slightly different on this area but waiting + // for two requestAnimationFrames() to happen, one after another, should be + // sufficient to ensure at least one frame has been generated anywhere. + window.requestAnimationFrame(() => { + window.requestAnimationFrame(() => { + resolve(); + }); + }); + }); +} |