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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /testing/web-platform/tests/largest-contentful-paint/toJSON.html | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/largest-contentful-paint/toJSON.html')
-rw-r--r-- | testing/web-platform/tests/largest-contentful-paint/toJSON.html | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/testing/web-platform/tests/largest-contentful-paint/toJSON.html b/testing/web-platform/tests/largest-contentful-paint/toJSON.html new file mode 100644 index 0000000000..5ea84eeb2b --- /dev/null +++ b/testing/web-platform/tests/largest-contentful-paint/toJSON.html @@ -0,0 +1,40 @@ +<!DOCTYPE HTML> +<meta charset=utf-8> +<title>Largest Contentful Paint: toJSON</title> +<body> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<p>Text!</p> +<script> + async_test(function (t) { + assert_implements(window.LargestContentfulPaint, "LargestContentfulPaint is not implemented"); + const observer = new PerformanceObserver( + t.step_func_done(function(entryList) { + const entry = entryList.getEntries()[0]; + assert_equals(typeof(entry.toJSON), 'function'); + const json = entry.toJSON(); + assert_equals(typeof(json), 'object'); + const keys = [ + // PerformanceEntry + 'name', + 'entryType', + 'startTime', + 'duration', + // LargestContentfulPaint + 'renderTime', + 'loadTime', + 'size', + 'id', + 'url', + ]; + for (const key of keys) { + assert_equals(json[key], entry[key], + 'LargestContentfulPaint ${key} entry does not match its toJSON value'); + } + assert_equals(json['element'], undefined, 'toJSON should not include element'); + }) + ); + observer.observe({type: 'largest-contentful-paint', buffered: true}); + }, 'Test toJSON() in LargestContentfulPaint.'); +</script> +</body> |