1 files changed, 81 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/element/layers/2d.layer.global-states.filter.no-composite-op.no-shadow.rotation.html b/testing/web-platform/tests/html/canvas/element/layers/2d.layer.global-states.filter.no-composite-op.no-shadow.rotation.html
new file mode 100644
index 0000000000..afc4ebbd40
--- /dev/null
+++ b/testing/web-platform/tests/html/canvas/element/layers/2d.layer.global-states.filter.no-composite-op.no-shadow.rotation.html
@@ -0,0 +1,81 @@
+<!DOCTYPE html>
+<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
+<link rel="match" href="2d.layer.global-states.filter.no-composite-op.no-shadow.rotation-expected.html">
+<title>Canvas test: 2d.layer.global-states.filter.no-composite-op.no-shadow.rotation</title>
+<h1 style="font-size: 20px;">2d.layer.global-states.filter.no-composite-op.no-shadow.rotation</h1>
+<p class="desc">Checks that layers with filters correctly use global render states.</p>
+
+<div style="display: grid; grid-gap: 4px;
+            grid-template-columns: repeat(2, max-content);
+            font-size: 13px; text-align: center;">
+<span>
+  <div>no-globalAlpha</div>
+  <canvas id="canvas0" width="90" height="90" style="outline: 1px solid">
+    <p class="fallback">FAIL (fallback content)</p>
+  </canvas>
+  <script type="module">
+    const canvas = document.getElementById("canvas0");
+    const ctx = canvas.getContext('2d');
+
+    ctx.translate(50, 40);
+    ctx.rotate(Math.PI);
+    ctx.translate(-45, -45);
+
+    ctx.fillStyle = 'rgba(128, 128, 128, 1)';
+    ctx.fillRect(20, 15, 50, 50);
+
+    // No globalAlpha.
+    // No globalCompositeOperation.
+    // No shadow.
+
+    ctx.beginLayer({filter: [
+        {name: 'dropShadow',
+            dx: 5, dy: 5, stdDeviation: 0, floodColor: '#00f'},
+        {name: 'componentTransfer',
+            funcA: {type: "table", tableValues: [0, 0.8]}}]});
+
+    ctx.fillStyle = 'rgba(255, 0, 0, 1)';
+    ctx.fillRect(10, 25, 40, 50);
+    ctx.fillStyle = 'rgba(0, 255, 0, 1)';
+    ctx.fillRect(30, 5, 50, 40);
+
+    ctx.endLayer();
+  </script>
+</span>
+
+<span>
+  <div>globalAlpha</div>
+  <canvas id="canvas1" width="90" height="90" style="outline: 1px solid">
+    <p class="fallback">FAIL (fallback content)</p>
+  </canvas>
+  <script type="module">
+    const canvas = document.getElementById("canvas1");
+    const ctx = canvas.getContext('2d');
+
+    ctx.translate(50, 40);
+    ctx.rotate(Math.PI);
+    ctx.translate(-45, -45);
+
+    ctx.fillStyle = 'rgba(128, 128, 128, 1)';
+    ctx.fillRect(20, 15, 50, 50);
+
+    ctx.globalAlpha = 0.75;
+    // No globalCompositeOperation.
+    // No shadow.
+
+    ctx.beginLayer({filter: [
+        {name: 'dropShadow',
+            dx: 5, dy: 5, stdDeviation: 0, floodColor: '#00f'},
+        {name: 'componentTransfer',
+            funcA: {type: "table", tableValues: [0, 0.8]}}]});
+
+    ctx.fillStyle = 'rgba(255, 0, 0, 1)';
+    ctx.fillRect(10, 25, 40, 50);
+    ctx.fillStyle = 'rgba(0, 255, 0, 1)';
+    ctx.fillRect(30, 5, 50, 40);
+
+    ctx.endLayer();
+  </script>
+</span>
+
+</div>