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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.state.saverestore.lineCap</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.state.saverestore.lineCap</h1> |
| 9 <p class="desc">save()/restore() works for lineCap</p> |
| 10 |
| 11 |
| 12 <script> |
| 13 var t = async_test("save()/restore() works for lineCap"); |
| 14 t.step(function() { |
| 15 |
| 16 var offscreenCanvas = new OffscreenCanvas(100, 50); |
| 17 var ctx = offscreenCanvas.getContext('2d'); |
| 18 |
| 19 // Test that restore() undoes any modifications |
| 20 var old = ctx.lineCap; |
| 21 ctx.save(); |
| 22 ctx.lineCap = "round"; |
| 23 ctx.restore(); |
| 24 _assertSame(ctx.lineCap, old, "ctx.lineCap", "old"); |
| 25 |
| 26 // Also test that save() doesn't modify the values |
| 27 ctx.lineCap = "round"; |
| 28 old = ctx.lineCap; |
| 29 // we're not interested in failures caused by get(set(x)) != x (e.g. |
| 30 // from rounding), so compare against 'old' instead of against "round" |
| 31 ctx.save(); |
| 32 _assertSame(ctx.lineCap, old, "ctx.lineCap", "old"); |
| 33 ctx.restore(); |
| 34 |
| 35 t.done(); |
| 36 |
| 37 }); |
| 38 </script> |
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