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-rw-r--r-- | toolkit/content/tests/widgets/test_panel_list_min_width_from_anchor.html | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/toolkit/content/tests/widgets/test_panel_list_min_width_from_anchor.html b/toolkit/content/tests/widgets/test_panel_list_min_width_from_anchor.html new file mode 100644 index 0000000000..0708174a88 --- /dev/null +++ b/toolkit/content/tests/widgets/test_panel_list_min_width_from_anchor.html @@ -0,0 +1,70 @@ +<!DOCTYPE HTML> +<!-- Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ --> +<html> +<head> + <title>Test Panel List Min-width From Anchor</title> + <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> + <script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script> + <script type="text/javascript" src="head.js"></script> + <link rel="stylesheet" href="chrome://global/skin/global.css" type="text/css"/> + <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" /> +</head> +<body> +<p id="display"></p> + +<div id="content"> + <button id="anchor-button">This is a button with a long string to act as a wide anchor.</button> + <panel-list id="panel-list"> + <panel-item>one</panel-item> + <panel-item>two</panel-item> + <panel-item>three</panel-item> + <panel-item>four</panel-item> + <panel-item>five</panel-item> + <panel-item>six</panel-item> + </panel-list> +</div> + +<pre id="test"> + +<script class="testbody" type="application/javascript"> +const {BrowserTestUtils} = ChromeUtils.importESModule("resource://testing-common/BrowserTestUtils.sys.mjs"); +let anchorButton, panelList; + +add_setup(function setup() { + panelList = document.getElementById("panel-list"); + anchorButton = document.getElementById("anchor-button"); + anchorButton.addEventListener("click", e => panelList.toggle(e)); +}); + +add_task(async function minWidthFromAnchor() { + let anchorWidth = anchorButton.getBoundingClientRect().width; + let shown = BrowserTestUtils.waitForEvent(panelList, "shown"); + synthesizeMouseAtCenter(anchorButton, {}); + await shown; + + let panelWidth = panelList.getBoundingClientRect().width; + isnot(anchorWidth, panelWidth, "Without min-width-from-anchor, panel should not have anchor width."); + + let hidden = BrowserTestUtils.waitForEvent(panelList, "hidden"); + synthesizeKey("Escape", {}); + await hidden; + + panelList.toggleAttribute("min-width-from-anchor", true); + + shown = BrowserTestUtils.waitForEvent(panelList, "shown"); + synthesizeMouseAtCenter(anchorButton, {}); + await shown; + + panelWidth = panelList.getBoundingClientRect().width; + is(anchorWidth, panelWidth, "With min-width-from-anchor, panel should have anchor width."); + + hidden = BrowserTestUtils.waitForEvent(panelList, "hidden"); + synthesizeKey("Escape", {}); + await hidden; +}); + +</script> +</pre> +</body> +</html> |