css/css-masking/clip.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>Deprecated clip property</title>
<link rel="help" href="https://drafts.csswg.org/css-masking-1/#clip-property">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<!-- Regression test for https://github.com/jsdom/cssstyle/issues/256 -->

<script>
"use strict";

test(() => {
  const div = document.createElement("div");
  div.style.setProperty("clip", "auto");
  assert_equals(div.style.getPropertyValue("clip"), "auto");
}, "auto keyword");

test(() => {
  const div = document.createElement("div");
  div.style.setProperty("clip", "rect(1px, 2px, 3px, 4px)");
  assert_equals(div.style.getPropertyValue("clip"), "rect(1px, 2px, 3px, 4px)");
}, "rect() length");

test(() => {
  const div = document.createElement("div");
  div.style.setProperty("clip", "rect(-1px, -2px, -3px, -4px)");
  assert_equals(div.style.getPropertyValue("clip"), "rect(-1px, -2px, -3px, -4px)");
}, "rect() negative length");

test(() => {
  const div = document.createElement("div");
  div.style.setProperty("clip", "rect(1%, 2%, 3%, 4%)");
  assert_equals(div.style.getPropertyValue("clip"), "");
}, "rect() percentage");
</script>