2d.filter.canvasFilterObject.convolveMatrix.exceptions.tentative.html

<!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>
chromium/third_party/blink/web_tests/external/wpt/html/canvas/offscreen/filters/2d.filter.canvasFilterObject.convolveMatrix.exceptions.tentative.html
