diff options
Diffstat (limited to 'accessible/tests/browser/scroll/browser_test_scroll_substring.js')
-rw-r--r-- | accessible/tests/browser/scroll/browser_test_scroll_substring.js | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/accessible/tests/browser/scroll/browser_test_scroll_substring.js b/accessible/tests/browser/scroll/browser_test_scroll_substring.js new file mode 100644 index 0000000000..e8426d00ca --- /dev/null +++ b/accessible/tests/browser/scroll/browser_test_scroll_substring.js @@ -0,0 +1,67 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +"use strict"; + +/* import-globals-from ../../mochitest/layout.js */ +loadScripts({ name: "layout.js", dir: MOCHITESTS_DIR }); + +/** + * Test nsIAccessibleText::scrollSubstringTo. + */ +addAccessibleTask( + ` + <style> + @font-face { + font-family: Ahem; + src: url(${CURRENT_CONTENT_DIR}e10s/fonts/Ahem.sjs); + } + pre { + font: 20px/20px Ahem; + height: 40px; + overflow-y: scroll; + } + </style> + <pre id="text"> + + + + + +It's a jetpack, Michael. What could possibly go wrong? + + + + + +The only thing I found in the fridge was a dead dove in a bag. +</pre>`, + async function (browser, docAcc) { + let text = findAccessibleChildByID(docAcc, "text", [nsIAccessibleText]); + let [, containerY, , containerHeight] = getBounds(text); + let getCharY = () => { + let objY = {}; + text.getCharacterExtents(7, {}, objY, {}, {}, COORDTYPE_SCREEN_RELATIVE); + return objY.value; + }; + ok( + containerHeight < getCharY(), + "Character is outside of container bounds" + ); + text.scrollSubstringTo(7, 8, SCROLL_TYPE_TOP_EDGE); + + await waitForContentPaint(browser); + await untilCacheIs( + getCharY, + containerY, + "Character is scrolled to top of container" + ); + }, + { + topLevel: true, + iframe: true, + remoteIframe: true, + chrome: true, + } +); |