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<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
<title>OffscreenCanvas test: 2d.filter.canvasFilterObject.convolveMatrix.exceptions.tentative</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/html/canvas/resources/canvas-tests.js"></script>
<h1>2d.filter.canvasFilterObject.convolveMatrix.exceptions.tentative</h1>
<p class="desc">Test exceptions on CanvasFilter() convolveMatrix</p>
<script>
var t = async_test("Test exceptions on CanvasFilter() convolveMatrix");
var t_pass = t.done.bind(t);
var t_fail = t.step_func(function(reason) {
throw reason;
});
t.step(function() {
var canvas = new OffscreenCanvas(100, 50);
var ctx = canvas.getContext('2d');
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix'}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', divisor: 2}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: null}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: 1}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: [[1, 0], [0]]}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: [[1, 'a'], [0]]}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: [[1, 0], 0]}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: [[1, 0], [0, Infinity]]}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: []}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: [1]}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: [1, 2, 3, 4]}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: [[], []]}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: [[1, 2], []]}); });
assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: [[], [1, 2]]}); });
// This should not throw an error
ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: [[]]});
ctx.filter = new CanvasFilter(
{name: 'convolveMatrix', kernelMatrix: [[1]]});
t.done();
});
</script>
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