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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.stackdepth</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.stackdepth</h1> | |
| 9 <p class="desc">save()/restore() stack depth is not unreasonably limited</p> | |
| 10 | |
| 11 | |
| 12 <script> | |
| 13 var t = async_test("save()/restore() stack depth is not unreasonably limited"); | |
| 14 t.step(function() { | |
| 15 | |
| 16 var offscreenCanvas = new OffscreenCanvas(100, 50); | |
| 17 var ctx = offscreenCanvas.getContext('2d'); | |
| 18 | |
| 19 var limit = 512; | |
| 20 for (var i = 1; i < limit; ++i) | |
| 21 { | |
| 22 ctx.save(); | |
| 23 ctx.lineWidth = i; | |
| 24 } | |
| 25 for (var i = limit-1; i > 0; --i) | |
| 26 { | |
| 27 _assertSame(ctx.lineWidth, i, "ctx.lineWidth", "i"); | |
| 28 ctx.restore(); | |
| 29 } | |
| 30 | |
| 31 t.done(); | |
| 32 | |
| 33 }); | |
| 34 </script> | |
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