summaryrefslogtreecommitdiffstats
path: root/testing/web-platform/tests/page-visibility/test_read_only.html
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/page-visibility/test_read_only.html
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
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.html37
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>