1 files changed, 56 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-paint-api/paint-function-arguments-var.https.html b/testing/web-platform/tests/css/css-paint-api/paint-function-arguments-var.https.html
new file mode 100644
index 0000000000..e06231cb1d
--- /dev/null
+++ b/testing/web-platform/tests/css/css-paint-api/paint-function-arguments-var.https.html
@@ -0,0 +1,56 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<link rel="help" href="https://drafts.css-houdini.org/css-paint-api/">
+<link rel="match" href="paint-function-arguments-ref.html">
+<style>
+:root {
+  --color1:rgb(50, 100, 150);
+  --color2:rgb(150, 100, 50);
+  --length1:50px;
+}
+
+.container {
+  width: 200px;
+  height: 200px;
+}
+
+#canvas-box-1 {
+  background-image: paint(box, var(--color1), var(--length1));
+}
+
+#canvas-box-2 {
+  background-image: paint(box, var(--color2), 100px);
+}
+
+#background {
+  background-color: yellow;
+  display: inline-block;
+}
+</style>
+<script src="/common/reftest-wait.js"></script>
+<script src="/common/worklet-reftest.js"></script>
+<body>
+
+<div id="background">
+  <div id="canvas-box-1" class="container"></div>
+  <div id="canvas-box-2" class="container"></div>
+</div>
+
+<script id="code" type="text/worklet">
+registerPaint('box', class {
+    static get contextOptions() { return {alpha: true}; }
+    static get inputArguments() { return ['<color>', '<length>']; }
+    paint(ctx, geom, properties, args) {
+        ctx.fillStyle = args[0].toString();
+        let size = parseInt(args[1].toString());
+        ctx.fillRect(40, 40, size, size);
+    }
+});
+
+</script>
+
+<script>
+  importWorkletAndTerminateTestAfterAsyncPaint(CSS.paintWorklet, document.getElementById('code').textContent);
+</script>
+</body>
+</html>