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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
| commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
| tree | f435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/user-timing/mark-measure-feature-detection.html | |
| 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/user-timing/mark-measure-feature-detection.html')
| -rw-r--r-- | testing/web-platform/tests/user-timing/mark-measure-feature-detection.html | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/testing/web-platform/tests/user-timing/mark-measure-feature-detection.html b/testing/web-platform/tests/user-timing/mark-measure-feature-detection.html new file mode 100644 index 0000000000..6f1ad489e9 --- /dev/null +++ b/testing/web-platform/tests/user-timing/mark-measure-feature-detection.html @@ -0,0 +1,36 @@ +<!DOCTYPE HTML> +<meta charset=utf-8> +<title>User Timing: L2 vs L3 feature detection</title> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script> + test(() => { + // Feature detection for PerformanceMark. + assert_equals(typeof(PerformanceMark.prototype), "object"); + // Test for UserTiming L3. + if (PerformanceMark.prototype.hasOwnProperty('detail')) { + assert_equals(typeof(performance.mark("mark")), "object", + "performance.mark should return an object in UserTiming L3."); + } + // Test for UserTiming L2. + else { + assert_equals(typeof(performance.mark("mark")), "undefined", + "performance.mark should be void in UserTiming L2."); + } + }, "Test PerformanceMark existence and feature detection"); + + test(() => { + // Feature detection for PerformanceMeasure. + assert_equals(typeof(PerformanceMeasure.prototype), "object"); + // Test for UserTiming L3. + if (PerformanceMeasure.prototype.hasOwnProperty('detail')) { + assert_equals(typeof(performance.measure("measure")), "object", + "performance.measure should return an object in UserTiming L3."); + } + // Test for UserTiming L2. + else { + assert_equals(typeof(performance.measure("measure")), "undefined", + "performance.measure should be void in UserTiming L2."); + } + }, "Test PerformanceMeasure existence and feature detection"); +</script> |