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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /layout/reftests/bugs/334829-1a-shadow.xhtml | |
| parent | Initial commit. (diff) | |
| download | firefox-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 'layout/reftests/bugs/334829-1a-shadow.xhtml')
| -rw-r--r-- | layout/reftests/bugs/334829-1a-shadow.xhtml | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/layout/reftests/bugs/334829-1a-shadow.xhtml b/layout/reftests/bugs/334829-1a-shadow.xhtml new file mode 100644 index 0000000000..757e875358 --- /dev/null +++ b/layout/reftests/bugs/334829-1a-shadow.xhtml @@ -0,0 +1,34 @@ +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> + <script type="application/x-javascript"> + customElements.define("custom-element", class extends HTMLElement { + constructor() { + super(); + const template = document.getElementById("template"); + const shadowRoot = this.attachShadow({mode: "open"}) + .appendChild(template.content.cloneNode(true)); + } + }); + function runTest() { + var div = document.getElementById("testDiv"); + + // First we have to make sure that we've looked up the primary frame for + // the textnode. Appending a space should do the trick. + div.firstChild.data += " "; + + // Now flush our reflow + document.body.offsetWidth; + + var node = document.createElementNS("http://www.w3.org/1999/xhtml", + "span"); + div.appendChild(node); + node.appendChild(document.createTextNode("This text should appear")); + } + </script> +</head> + +<body onload="runTest()"> +<template id="template"><span><slot/></span></template> +<custom-element id="testDiv" style="width: 0; display: block;">This is text in a div</custom-element> +</body> +</html> |