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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
| commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
| tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /testing/web-platform/tests/page-visibility/test_read_only.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/page-visibility/test_read_only.html')
| -rw-r--r-- | testing/web-platform/tests/page-visibility/test_read_only.html | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/testing/web-platform/tests/page-visibility/test_read_only.html b/testing/web-platform/tests/page-visibility/test_read_only.html new file mode 100644 index 0000000000..6d3702292d --- /dev/null +++ b/testing/web-platform/tests/page-visibility/test_read_only.html @@ -0,0 +1,37 @@ +<!DOCTYPE html> +<html> + <head> + <meta charset="utf-8" /> + <title>Page Visibility API is Read Only</title> + + <script src="/resources/testharness.js"></script> + <script src="/resources/testharnessreport.js"></script> + <script type="text/javascript" src="resources/pagevistestharness.js"></script> + + <script type="text/javascript"> + setup({ explicit_done: true }); + function onload_test() + { + //check for feature definition first before attempting to overwrite + pv_test(); + + //Check document.hidden + document.hidden = "new value"; + test_true(document.hidden !== "new value", 'document.hidden is read only.'); + + //Check document.visibilityState + document.visibilityState = "new value"; + test_true(document.visibilityState !== "new value", + "document.visibilityState is read only."); + + done(); + } + </script> + </head> + <body onload="onload_test();"> + <h1>Description</h1> + <p>This test validates that the Page Visibility attributes are read only.</p> + + <div id="log"></div> + </body> +</html> |