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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
| commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
| tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /editor/libeditor/crashtests/1405747.html | |
| parent | Initial commit. (diff) | |
| download | firefox-upstream.tar.xz firefox-upstream.zip | |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'editor/libeditor/crashtests/1405747.html')
| -rw-r--r-- | editor/libeditor/crashtests/1405747.html | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/editor/libeditor/crashtests/1405747.html b/editor/libeditor/crashtests/1405747.html new file mode 100644 index 0000000000..dae3a130f0 --- /dev/null +++ b/editor/libeditor/crashtests/1405747.html @@ -0,0 +1,40 @@ +<script> +let th; +function onLoad() { + // For emulating the traditional behavior, collapse Selection to end of the + // <colgroup> which is the last child of the <body>. + getSelection().collapse( + document.querySelector("colgroup"), + document.querySelector("colgroup").childNodes.length + ); + th = document.querySelector("th"); // Cache the target for removing the event handler. + try { + th.addEventListener("DOMSubtreeModified", onDOMSubtreeModified); + } catch(e) {} + try { + th.align = ""; + } catch(e) {} +} + +let count = 0; +function onDOMSubtreeModified() { + if (count++ == 1) { + // If we didn't stop testing this, this event handler would be called too + // many times. It's enough to run twice to reproduce the bug report. + th.removeEventListener("DOMSubtreeModified", onDOMSubtreeModified); + } + try { + document.execCommand("selectAll"); + } catch(e) {} + try { + document.execCommand("justifyCenter"); + } catch(e) {} + try { + document.execCommand("forwardDelete"); + } catch(e) {} +} +</script> +<body onload="onLoad()"> +<table contenteditable> +<th></th> +<colgroup></body> |