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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-paint-api/registered-property-stylemap.https.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html class="reftest-wait">
<title>Test styleMap functions</title>
<link rel="match" href="parse-input-arguments-ref.html">
<script src="/common/reftest-wait.js"></script>
<script src="/common/worklet-reftest.js"></script>
<script src="./resources/utils.js"></script>
<body>
<style>
#target {
width: 100px;
height: 100px;
background: paint(style-map);
}
</style>
<div id="target"></div>
<script>
try {
CSS.registerProperty({
name: '--prop',
syntax: '<length>+',
initialValue: '10px 10px 10px 10px',
inherits: false
});
const worklet = `
registerPaint('style-map', class {
static get inputProperties() { return ['--prop']; }
paint(ctx, geom, styleMap) {
let serialize = (v) => '[' + v.constructor.name + ' ' + v.toString() + ']';
let expected = '[CSSUnitValue 10px]';
let isExpected = x => serialize(x) === expected;
let pass = true;
pass &= styleMap.has('--prop');
pass &= isExpected(styleMap.get('--prop'));
pass &= styleMap.getAll('--prop').length == 4;
pass &= styleMap.getAll('--prop').every(isExpected);
pass &= Array.from(styleMap).filter(e => e[0] == '--prop')[0][1].length == 4;
pass &= Array.from(styleMap).filter(e => e[0] == '--prop')[0][1].every(isExpected);
ctx.fillStyle = pass ? 'green' : 'red';
ctx.fillRect(0, 0, geom.width, geom.height);
}
});`
importWorkletAndTerminateTestAfterAsyncPaint(CSS.paintWorklet, worklet);
} catch(e) {
document.body.textContent = e;
takeScreenshot();
}
</script>
</body>
</html>