29 lines
981 B
HTML
29 lines
981 B
HTML
<!DOCTYPE html>
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<html>
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<meta charset="utf-8">
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<title>Node.prototype.getElementsByClassName with no real class names</title>
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<link rel=help href="https://dom.spec.whatwg.org/#dom-document-getelementsbyclassname">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<span class=" ">test</span>
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<script>
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"use strict";
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test(() => {
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const elements = document.getElementsByClassName("");
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assert_array_equals(elements, []);
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}, "Passing an empty string to getElementsByClassName should return an empty HTMLCollection");
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test(() => {
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const elements = document.getElementsByClassName(" ");
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assert_array_equals(elements, []);
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}, "Passing a space to getElementsByClassName should return an empty HTMLCollection");
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test(() => {
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const elements = document.getElementsByClassName(" ");
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assert_array_equals(elements, []);
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}, "Passing three spaces to getElementsByClassName should return an empty HTMLCollection");
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</script>
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