1 files changed, 94 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/element/filters/2d.filter.layers.dropShadow.html b/testing/web-platform/tests/html/canvas/element/filters/2d.filter.layers.dropShadow.html
new file mode 100644
index 0000000000..ceb20bb9eb
--- /dev/null
+++ b/testing/web-platform/tests/html/canvas/element/filters/2d.filter.layers.dropShadow.html
@@ -0,0 +1,94 @@
+<!DOCTYPE html>
+<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
+<link rel="match" href="2d.filter.layers.dropShadow-expected.html">
+<title>Canvas test: 2d.filter.layers.dropShadow</title>
+<h1>2d.filter.layers.dropShadow</h1>
+<p class="desc">Test CanvasFilter() dropShadow object.</p>
+<canvas id="canvas" width="520" height="420">
+  <p class="fallback">FAIL (fallback content)</p>
+</canvas>
+<script>
+  const canvas = document.getElementById("canvas");
+  const ctx = canvas.getContext('2d');
+
+  ctx.fillStyle = 'teal';
+  ctx.fillRect(0, 0, 520, 50);
+  ctx.fillRect(0, 100, 520, 50);
+  ctx.fillRect(0, 200, 520, 50);
+  ctx.fillRect(0, 300, 520, 50);
+
+  ctx.fillStyle = 'crimson';
+
+  // Parameter defaults.
+  ctx.beginLayer({filter: {name: 'dropShadow'}});
+  ctx.fillRect(10, 10, 80, 80);
+  ctx.endLayer();
+  // All parameters specified.
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: 9, dy: 12, stdDeviation: 5,
+     floodColor: 'purple', floodOpacity: 0.7}});
+  ctx.fillRect(110, 10, 80, 80);
+  ctx.endLayer();
+  // Named color.
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: 9, dy: 12, stdDeviation: 3,
+     floodColor: 'purple'}});
+  ctx.fillRect(10, 110, 80, 80);
+  ctx.endLayer();
+  // System color.
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: 9, dy: 12, stdDeviation: 3,
+     floodColor: 'LinkText'}});
+  ctx.fillRect(110, 110, 80, 80);
+  ctx.endLayer();
+  // Numerical color.
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: 9, dy: 12, stdDeviation: 3,
+     floodColor: 'rgba(20, 50, 130, 1)'}});
+  ctx.fillRect(210, 110, 80, 80);
+  ctx.endLayer();
+  // Transparent floodColor.
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: 9, dy: 12, stdDeviation: 3,
+     floodColor: 'rgba(20, 50, 130, 0.7)'}});
+  ctx.fillRect(310, 110, 80, 80);
+  ctx.endLayer();
+  // Transparent floodColor and floodOpacity.
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: 9, dy: 12, stdDeviation: 3,
+     floodColor: 'rgba(20, 50, 130, 0.7)', floodOpacity: 0.7}});
+  ctx.fillRect(410, 110, 80, 80);
+  ctx.endLayer();
+  // No blur.
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: 9, dy: 12, stdDeviation: 0,
+     floodColor: 'purple'}});
+  ctx.fillRect(10, 210, 80, 80);
+  ctx.endLayer();
+  // Single float blur.
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: 9, dy: 12, stdDeviation: 5,
+     floodColor: 'purple'}});
+  ctx.fillRect(110, 210, 80, 80);
+  ctx.endLayer();
+  // Single negative float blur.
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: 9, dy: 12, stdDeviation: -5,
+     floodColor: 'purple'}});
+  ctx.fillRect(210, 210, 80, 80);
+  ctx.endLayer();
+  // Two floats (X&Y) blur.
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: 9, dy: 12, stdDeviation: [3, 5],
+     floodColor: 'purple'}});
+  ctx.fillRect(310, 210, 80, 80);
+  ctx.endLayer();
+  // Two negative floats (X&Y) blur.
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: 9, dy: 12, stdDeviation: [-3, -5],
+     floodColor: 'purple'}});
+  ctx.fillRect(410, 210, 80, 80);
+  ctx.endLayer();
+  // Degenerate parameter values.
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: [-5], dy: [], stdDeviation: null,
+     floodColor: 'purple', floodOpacity: [2]}});
+  ctx.fillRect(10, 310, 80, 80);
+  ctx.endLayer();
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: null, dy: '5', stdDeviation: [[-5], ['3']],
+     floodColor: 'purple', floodOpacity: '0.8'}});
+  ctx.fillRect(110, 310, 80, 80);
+  ctx.endLayer();
+  ctx.beginLayer({filter: {name: 'dropShadow', dx: true, dy: ['10'], stdDeviation: false,
+     floodColor: 'purple', floodOpacity: ['0.4']}});
+  ctx.fillRect(210, 310, 80, 80);
+  ctx.endLayer();
+</script>