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LibWeb: Implement "plaintext-only" state for contenteditable

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Jelle Raaijmakers 2024-12-01 23:40:08 +01:00 • committed by Andreas Kling
commit 217567981a
Notes: github-actions[bot] 2024-12-02 23:21:14 +00:00
5 changed files with 104 additions and 14 deletions
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45
Tests/LibWeb/Text/input/wpt-import/html/editing/editing-0/contenteditable/contenteditable-enumerated-ascii-case-insensitive.html Normal file
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<!DOCTYPE html>
<meta charset="utf-8">
<link rel="help" href="https://html.spec.whatwg.org/#attr-contenteditable">
<link rel="help" href="https://html.spec.whatwg.org/#enumerated-attribute">
<meta name="assert" content="@contenteditable values are ASCII case-insensitive">
<script src="../../../../resources/testharness.js"></script>
<script src="../../../../resources/testharnessreport.js"></script>
<script>
function testValue(value, isValid) {
const valueLower = value.toLowerCase();
test(() => {
const el = document.createElement('div');
if (valueLower !== "inherit") {
el.setAttribute('contenteditable', value);
}
assert_equals(el.contentEditable, isValid ? valueLower : "inherit");
}, `IDL attribute getter for attribute value "${value}"`);
test(() => {
const el = document.createElement('div');
if (isValid) {
el.contentEditable = value;
assert_equals(el.getAttribute('contenteditable'), valueLower === "inherit" ? null : valueLower);
} else {
assert_throws_dom("SyntaxError", () => {
el.contentEditable = value;
});
}
}, `IDL attribute setter for value "${value}"`);
}
const valid = ["true", "false", "inherit", "plaintext-only"]; // "inherit" is treated specially
const invalid = ["foobar", "falſe", "plaıntext-only", "plaİntext-only"];
for (const value of valid) {
testValue(value, true);
testValue(value.toUpperCase(), true);
}
for (const value of invalid) {
testValue(value, false);
}
</script>