| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <link rel="author" title="Mason Freed" href="mailto:masonfreed@chromium.org"> |
| <link rel=help href="https://github.com/MicrosoftEdge/MSEdgeExplainers/blob/main/Popup/explainer.md"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| |
| <popup id=p1>This is a popup</popup> |
| <popup id=p2 open>This is another popup, with an unused "open" attribute</popup> |
| |
| <script> |
| test(function() { |
| assert_true(document.createElement('popup') instanceof HTMLPopupElement); |
| }, "popup element exists") |
| |
| const popup1 = document.getElementById('p1'); |
| const popup2 = document.getElementById('p2'); |
| |
| function popupVisible(popup) { |
| return !!(popup.offsetWidth || popup.offsetHeight || popup.getClientRects().length); |
| } |
| |
| test(function(){ |
| assert_false(popup1.open); |
| assert_false(popup2.open); |
| }, 'The IDL "open" content attribute must have no effect, and must not be reflected to the WebIDL.'); |
| |
| test(function(){ |
| assert_false(popup1.open); |
| assert_false(popup1.hasAttribute("open")); |
| assert_false(popupVisible(popup1)); |
| popup1.open = true; // Should have no effect |
| assert_false(popup1.open); |
| assert_false(popupVisible(popup1)); |
| popup1.show(); |
| assert_true(popup1.open); |
| assert_false(popup1.hasAttribute("open")); |
| assert_true(popupVisible(popup1)); |
| popup1.open = false; // Should have no effect |
| assert_true(popup1.open); |
| popup1.hide(); |
| assert_false(popup1.open); |
| assert_false(popup1.hasAttribute("open")); |
| assert_false(popupVisible(popup1)); |
| popup1.setAttribute("open",""); |
| assert_false(popup1.open,'Setting open attribute should not reflect to the WebIDL'); |
| assert_true(popup1.hasAttribute("open")); |
| assert_false(popupVisible(popup1)); |
| }, "The only visibility control for <popup> is through .show() and .hide()."); |
| </script> |
