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Issue 2550713004: Import wpt@5915964199b07226bf6d8fbb177a63b1f272907a (Closed)
Patch Set: Modify TestExpectations or download new baselines for tests. Created 4 years ago
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1 <!DOCTYPE html>
2 <!-- DO NOT EDIT! This test has been generated by tools/gentest.py. -->
3 <title>OffscreenCanvas test: 2d.gradient.object.invalidoffset</title>
4 <script src="/resources/testharness.js"></script>
5 <script src="/resources/testharnessreport.js"></script>
6 <script src="/common/canvas-tests.js"></script>
7
8 <h1>2d.gradient.object.invalidoffset</h1>
9 <p class="desc"></p>
10
11
12 <script>
13 var t = async_test("");
14 t.step(function() {
15
16 var offscreenCanvas = new OffscreenCanvas(100, 50);
17 var ctx = offscreenCanvas.getContext('2d');
18
19 var g = ctx.createLinearGradient(0, 0, 100, 0);
20 assert_throws("INDEX_SIZE_ERR", function() { g.addColorStop(-1, '#000'); });
21 assert_throws("INDEX_SIZE_ERR", function() { g.addColorStop(2, '#000'); });
22 assert_throws(new TypeError(), function() { g.addColorStop(Infinity, '#000'); }) ;
23 assert_throws(new TypeError(), function() { g.addColorStop(-Infinity, '#000'); } );
24 assert_throws(new TypeError(), function() { g.addColorStop(NaN, '#000'); });
25
26 t.done();
27
28 });
29 </script>
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