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| 1 <!DOCTYPE html> |
| 2 <title>Hit-test of clip-path polygon on <div> with box-shadow</title> |
| 3 <script src="../../resources/testharness.js"></script> |
| 4 <script src="../../resources/testharnessreport.js"></script> |
| 5 <style> |
| 6 body { |
| 7 margin: 0; |
| 8 } |
| 9 .box { |
| 10 width: 100px; |
| 11 height: 100px; |
| 12 background-color: blue; |
| 13 box-shadow: -100px 0px red; |
| 14 -webkit-clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); |
| 15 clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); |
| 16 } |
| 17 </style> |
| 18 <div class=box></div> |
| 19 <script> |
| 20 function assert_element_at(element, pointlist) { |
| 21 for (var point of pointlist) { |
| 22 var result = document.elementFromPoint(point[0], point[1]); |
| 23 assert_equals(result, element, point.join(',')); |
| 24 } |
| 25 } |
| 26 |
| 27 test(function() { |
| 28 var div = document.querySelector('.box'); |
| 29 |
| 30 // Points inside clip-path. |
| 31 assert_element_at(div, [[50, 50], [50, 25], [50, 75], [25, 50], [75, 50]]); |
| 32 |
| 33 // Points outside clip-path. |
| 34 assert_element_at(document.body, [[20, 20], [80, 20], [20, 80], [80, 80]]); |
| 35 }); |
| 36 </script> |
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