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LibWeb: Stub out all the functions from the execCommand spec

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Per the specification, it's ok if we say that nothing is supported.

It's not ok if we say something is supported but do nothing, apparently.
This commit is contained in:
Andrew Kaster 2024-02-15 16:47:29 -07:00 • committed by Tim Flynn
parent f5266e0096
commit 5d2a36f244
5 changed files with 91 additions and 10 deletions
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7
Tests/LibWeb/Text/expected/Editing/execCommand-is-a-noop.txt Normal file
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Hello, world!I'm totally bold rn execCommand("bold") returned false
Hello, world!<b>I'm totally bold rn</b>
queryCommandEnabled("bold") returned false
queryCommandIndeterm("bold") returned false
queryCommandState("bold") returned false
queryCommandSupported("bold") returned false
queryCommandValue("bold") returned ""

32
Tests/LibWeb/Text/input/Editing/execCommand-is-a-noop.html Normal file
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<script src="../include.js"></script>
<div id="text" contenteditable="true"></div>
<script>
test(() => {
let text = document.getElementById("text");
text.focus();
let hello = text.appendChild(document.createTextNode("Hello, world!"));
let boldText = document.createTextNode("I'm totally bold rn");
let boldTag = text.appendChild(document.createElement("b"));
boldTag.appendChild(boldText);
// select the text
let range = document.createRange();
range.selectNodeContents(hello);
let selection = window.getSelection();
selection.removeAllRanges();
selection.addRange(range);
let e = document.execCommand("bold", false, "on");
println(`execCommand("bold") returned ${e}`);
let allTheText = text.innerHTML;
println(allTheText);
println(`queryCommandEnabled("bold") returned ${document.queryCommandEnabled("bold")}`);
println(`queryCommandIndeterm("bold") returned ${document.queryCommandIndeterm("bold")}`);
println(`queryCommandState("bold") returned ${document.queryCommandState("bold")}`);
println(`queryCommandSupported("bold") returned ${document.queryCommandSupported("bold")}`);
println(`queryCommandValue("bold") returned "${document.queryCommandValue("bold")}"`);
});
</script>