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+++ b/testing/web-platform/tests/html/canvas/element/filters/2d.filter.layers.convolveMatrix.exceptions.html
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+<!DOCTYPE html>
+<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
+<title>Canvas test: 2d.filter.layers.convolveMatrix.exceptions</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/html/canvas/resources/canvas-tests.js"></script>
+<link rel="stylesheet" href="/html/canvas/resources/canvas-tests.css">
+<body class="show_output">
+
+<h1>2d.filter.layers.convolveMatrix.exceptions</h1>
+<p class="desc">Test exceptions on CanvasFilter() convolveMatrix</p>
+
+
+<p class="output">Actual output:</p>
+<canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>
+
+<ul id="d"></ul>
+<script>
+var t = async_test("Test exceptions on CanvasFilter() convolveMatrix");
+_addTest(function(canvas, ctx) {
+
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix'}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', divisor: 2}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: null}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: 1}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: [[1, 0], [0]]}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: [[1, 'a'], [0]]}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: [[1, 0], 0]}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: [[1, 0], [0, Infinity]]}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: []}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: [1]}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: [1, 2, 3, 4]}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: [[], []]}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: [[1, 2], []]}}); });
+ assert_throws_js(TypeError, function() { ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: [[], [1, 2]]}}); });
+ // This should not throw an error
+ ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: [[]]}});
+ ctx.endLayer();
+ ctx.beginLayer({filter:
+ {name: 'convolveMatrix', kernelMatrix: [[1]]}});
+ ctx.endLayer();
+
+});
+</script>
+