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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-masking/mask-image/mask-image-svg-child-will-change.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<title>CSS Test: mask-image on svg with child with will-change: transform</title>
<link rel="author" title="Xianzhu Wang" href="mailto:wangxianzhu@chromium.org">
<link rel="match" href="reference/mask-image-svg-child-will-change-ref.html">
<style>
svg {
/* The image is 200x200 with 100x100 opaque pixels at the center */
-webkit-mask-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAMgAAADICAYAAACtWK6eAAABNklEQVR42u3TyQ0AMAgEMUj/PS895IWQ3QHHVAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAP/6yiBJ4pyLHqv7xG89pwSBgEBAICAQEAgIBAQCAgGBAAIBgYBAQCAgEBAICAQEAgIBgQACAYGAQEAgIBAQCAgEBAICAQQCAgGBgEBAICAQEAgIBAQCAgEEAgIBgYBAQCAgEBAICAQEAggEBAICAYGAQEAgIBAQCAgEBAIIBAQCAgGBgEBAICAQEAgIBBAICAQEAgIBgYBAQCAgEBAICAQQCAgEBAICAYGAQEAgIBAQCAjECkAgIBAQCAgEBAICAYGAQEAggEBAICAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAthrrbgTIalbwsQAAAABJRU5ErkJggg==);
mask-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAMgAAADICAYAAACtWK6eAAABNklEQVR42u3TyQ0AMAgEMUj/PS895IWQ3QHHVAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAP/6yiBJ4pyLHqv7xG89pwSBgEBAICAQEAgIBAQCAgGBAAIBgYBAQCAgEBAICAQEAgIBgQACAYGAQEAgIBAQCAgEBAICAQQCAgGBgEBAICAQEAgIBAQCAgEEAgIBgYBAQCAgEBAICAQEAggEBAICAYGAQEAgIBAQCAgEBAIIBAQCAgGBgEBAICAQEAgIBBAICAQEAgIBgYBAQCAgEBAICAQQCAgEBAICAYGAQEAgIBAQCAjECkAgIBAQCAgEBAICAYGAQEAggEBAICAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAthrrbgTIalbwsQAAAABJRU5ErkJggg==);
width: 100px;
height: 100px;
border: 50px solid red;
background: green;
}
</style>
<p>The test passes if there is a green square and no red below.</p>
<svg>
<rect style="will-change: transform">
</svg>