| <!DOCTYPE HTML> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/elementsFromPoint.js"></script> |
| <style> |
| html { |
| overflow-y: scroll; |
| overflow-x: scroll; |
| } |
| html, body { |
| margin: 0; |
| padding: 0; |
| } |
| body { |
| width: 100%; |
| height: 100%; |
| } |
| #simpleDiv { |
| width: 200px; |
| height: 200px; |
| background-color: rgba(0,255,0,0.5); |
| } |
| #beyondTopLeft { |
| position: absolute; |
| transform: translate3d(-100px, -100px, 10px); |
| left: 0; |
| top: 0; |
| width: 100px; |
| height: 100px; |
| background-color: rgba(0,0,0,0.1); |
| } |
| </style> |
| <body> |
| <div id="beyondTopLeft"></div> |
| <div id="simpleDiv"></div> |
| <script> |
| test(function() { |
| assertElementsFromPoint('document', 300, 300, [document.documentElement]); |
| }, "The root element is the last element returned for otherwise empty queries within the viewport"); |
| |
| test(function() { |
| var simpleDiv = document.getElementById('simpleDiv'); |
| var simpleRect = simpleDiv.getBoundingClientRect(); |
| var simpleCoords = (simpleRect.right - 1) + ', ' + (simpleRect.bottom - 1); |
| assertElementsFromPoint('document', simpleRect.right - 1, simpleRect.bottom - 1, |
| [simpleDiv, document.body, document.documentElement]); |
| }, "The root element is the last element returned for valid queries"); |
| |
| test(function() { |
| assertElementsFromPoint('document', window.innerWidth + 1, window.innerHeight + 1, []); |
| assertElementsFromPoint('document', -1, -1, []); |
| assertElementsFromPoint('document', 1, -1, []); |
| assertElementsFromPoint('document', -1, 1, []); |
| }, "An empty sequence is returned for queries outside the viewport"); |
| </script> |
| </body> |
