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<!DOCTYPE HTML>
<html>
<head>
<title>Test InspectorUtils.getCSSRegisteredProperty</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<style>
@property --color-1 {
syntax: "<color>";
inherits: true;
initial-value: blue;
}
@property --color-2 {
syntax: "*";
inherits: false;
}
</style>
</head>
<body>
<code>InspectorUtils.getCSSRegisteredProperty</code>
<script>
"use strict";
/** Test for InspectorUtils.getCSSRegisteredProperty */
const { Assert } = SpecialPowers.ChromeUtils.importESModule(
"resource://testing-common/Assert.sys.mjs"
);
const InspectorUtils = SpecialPowers.InspectorUtils;
CSS.registerProperty({
name: "--length-1",
syntax: "<length>",
initialValue: "10px",
inherits: true,
});
CSS.registerProperty({
name: "--length-2",
syntax: "foo | <integer>+ | <percentage> | <length># | auto",
initialValue: "100vw",
inherits: true
});
CSS.registerProperty({
name: "--length-3",
syntax: "*",
inherits: false
});
CSS.registerProperty({
name: "--length-4",
syntax: "*",
initialValue: "",
inherits: false
});
is(
InspectorUtils.getCSSRegisteredProperty(document, "--unknown"),
null,
"Returns null when the name does not match a registered property"
);
is(
InspectorUtils.getCSSRegisteredProperty(document, ""),
null,
"Returns null when passed an empty string"
);
is(
InspectorUtils.getCSSRegisteredProperty(document, "color-1"),
null,
"Returns null when passed a property name without leading --"
);
Assert.deepEqual(
InspectorUtils.getCSSRegisteredProperty(document, "--color-1"), {
name: "--color-1",
syntax: "<color>",
inherits: true,
initialValue: "blue",
fromJS: false,
}, `Got expected registered property definition for "${"--color-1"}"`);
Assert.deepEqual(
InspectorUtils.getCSSRegisteredProperty(document, "--color-2"), {
name: "--color-2",
syntax: "*",
inherits: false,
initialValue: null,
fromJS: false,
}, `Got expected registered property definition for "${"--color-2"}"`);
Assert.deepEqual(
InspectorUtils.getCSSRegisteredProperty(document, "--length-1"), {
name: "--length-1",
syntax: "<length>",
inherits: true,
initialValue: "10px",
fromJS: true,
}, `Got expected registered property definition for "${"--length-1"}"`);
Assert.deepEqual(
InspectorUtils.getCSSRegisteredProperty(document, "--length-2"), {
name: "--length-2",
syntax: "foo | <integer>+ | <percentage> | <length># | auto",
inherits: true,
initialValue: "100vw",
fromJS: true,
}, `Got expected registered property definition for "${"--length-2"}"`);
Assert.deepEqual(
InspectorUtils.getCSSRegisteredProperty(document, "--length-3"), {
name: "--length-3",
syntax: "*",
inherits: false,
initialValue: null,
fromJS: true,
}, `Got expected registered property definition for "${"--length-3"}"`);
Assert.deepEqual(
InspectorUtils.getCSSRegisteredProperty(document, "--length-4"), {
name: "--length-4",
syntax: "*",
inherits: false,
initialValue: "",
fromJS: true,
}, `Got expected registered property definition for "${"--length-4"}"`);
</script>
</pre>
</body>
</html>
|
