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

Enable keyboard shortcuts

This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /html/canvas/element/filters/2d.filter.canvasFilterObject.blur.exceptions.tentative.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->

<title>Canvas test: 2d.filter.canvasFilterObject.blur.exceptions.tentative</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.canvasFilterObject.blur.exceptions.tentative</h1>

<p class="desc">Test exceptions on gaussianBlur filter</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 gaussianBlur filter");

_addTest(function(canvas, ctx) {

  assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(

    {name: 'gaussianBlur'}); });

  assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(

    {name: 'gaussianBlur', stdDeviation: undefined}); });

  assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(

    {name: 'gaussianBlur', stdDeviation: 'foo'}); });

  assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(

    {name: 'gaussianBlur', stdDeviation: [1,2,3]}); });

  assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(

    {name: 'gaussianBlur', stdDeviation: NaN}); });

  assert_throws_js(TypeError, function() { ctx.filter = new CanvasFilter(

    {name: 'gaussianBlur', stdDeviation: {}}); });

});

</script>