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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /accessible/tests/mochitest/textselection/test_general.html
parentInitial commit. (diff)
downloadthunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz
thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<html>
+
+<head>
+ <title>Text selection testing</title>
+
+ <link rel="stylesheet" type="text/css"
+ href="chrome://mochikit/content/tests/SimpleTest/test.css" />
+
+ <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+
+ <script type="application/javascript"
+ src="../common.js"></script>
+ <script type="application/javascript"
+ src="../promisified-events.js"></script>
+
+ <script type="application/javascript">
+ /**
+ * Helper function to test selection bounds.
+ * @param {string} aID The ID to test.
+ * @param {nsIAccessibleText} acc The accessible to test.
+ * @param {int} index The selection's index to test.
+ * @param {array} offsets The start and end offset to test against.
+ * @param {string} msgStart The start of the message to return in test
+ * messages.
+ */
+ function testSelectionBounds(aID, acc, index, offsets, msgStart) {
+ const [expectedStart, expectedEnd] = offsets;
+ const startOffset = {}, endOffset = {};
+ acc.getSelectionBounds(index, startOffset, endOffset);
+
+ is(startOffset.value, Math.min(expectedStart, expectedEnd),
+ msgStart + ": Wrong start offset for " + aID);
+ is(endOffset.value, Math.max(expectedStart, expectedEnd),
+ msgStart + ": Wrong end offset for " + aID);
+ }
+
+ /**
+ * Test adding selections to accessibles.
+ * @param {string} aID The ID of the element to test.
+ * @param {array} aSelections Array of selection start and end indices.
+ */
+ async function addSelections(aID, aSelections) {
+ info("Test adding selections to " + aID);
+ const hyperText = getAccessible(aID, [ nsIAccessibleText ]);
+ const initialSelectionCount = hyperText.selectionCount;
+
+ // Multiple selection changes will be coalesced, so just listen for one.
+ const selectionChange = waitForEvent(EVENT_TEXT_SELECTION_CHANGED, aID);
+ for (let [startOffset, endOffset] of aSelections) {
+ hyperText.addSelection(startOffset, endOffset);
+ }
+ await selectionChange;
+
+ is(hyperText.selectionCount,
+ aSelections.length + initialSelectionCount,
+ "addSelection: Wrong selection count for " + aID);
+
+ for (let i in aSelections) {
+ testSelectionBounds(aID, hyperText, initialSelectionCount + i,
+ aSelections[i], "addSelection");
+ }
+
+ is(hyperText.caretOffset, aSelections[hyperText.selectionCount -1][1],
+ "addSelection: caretOffset not at selection end for " + aID);
+ }
+
+ /**
+ * Test changing selections in accessibles.
+ * @param {string} aID The ID of the element to test.
+ * @param {int} aIndex The index of the selection to change.
+ * @param {array} aSelection Array of the selection's new start and end
+ * indices.
+ */
+ async function changeSelection(aID, aIndex, aSelection) {
+ info("Test changing the selection of " + aID + " at index " + aIndex);
+ const [startOffset, endOffset] = aSelection;
+ const hyperText = getAccessible(aID, [ nsIAccessibleText ]);
+
+ const selectionChanged = waitForEvent(EVENT_TEXT_SELECTION_CHANGED, aID);
+ hyperText.setSelectionBounds(aIndex, startOffset, endOffset);
+ await selectionChanged;
+
+ testSelectionBounds(aID, hyperText, aIndex,
+ aSelection, "setSelectionBounds");
+
+ is(hyperText.caretOffset, endOffset,
+ "setSelectionBounds: caretOffset not at selection end for " + aID);
+ }
+
+ /**
+ * Test removing all selections from accessibles.
+ * @param {string} aID The ID of the element to test.
+ */
+ async function removeSelections(aID) {
+ info("Testing removal of all selections from " + aID);
+ const hyperText = getAccessible(aID, [ nsIAccessibleText ]);
+
+ let selectionsRemoved = waitForEvent(EVENT_TEXT_SELECTION_CHANGED, document);
+ const selectionCount = hyperText.selectionCount;
+ for (let i = 0; i < selectionCount; i++) {
+ hyperText.removeSelection(0);
+ }
+ await selectionsRemoved;
+
+ is(hyperText.selectionCount, 0,
+ "removeSelection: Wrong selection count for " + aID);
+ }
+
+ /**
+ * Test that changing the DOM selection is reflected in the accessibles.
+ * @param {string} aID The container ID to test in
+ * @param {string} aNodeID1 The start node of the selection
+ * @param {int} aNodeOffset1 The offset where the selection should start
+ * @param {string} aNodeID2 The node in which the selection should end
+ * @param {int} aNodeOffset2 The index at which the selection should end
+ * @param {array} aTests An array of accessibles and their start and end
+ * offsets to test.
+ */
+ async function changeDOMSelection(aID, aNodeID1, aNodeOffset1,
+ aNodeID2, aNodeOffset2,
+ aTests) {
+ info("Test that DOM selection changes are reflected in the accessibles");
+
+ let selectionChanged = waitForEvent(EVENT_TEXT_SELECTION_CHANGED, aID);
+ // HyperTextAccessible::GetSelectionDOMRanges ignores hidden selections.
+ // Here we may be focusing an editable element (and thus hiding the
+ // main document selection), so blur it so that we test what we want to
+ // test.
+ document.activeElement.blur();
+
+ const sel = window.getSelection();
+ const range = document.createRange();
+ range.setStart(getNode(aNodeID1), aNodeOffset1);
+ range.setEnd(getNode(aNodeID2), aNodeOffset2);
+ sel.addRange(range);
+ await selectionChanged;
+
+ for (let i = 0; i < aTests.length; i++) {
+ const text = getAccessible(aTests[i][0], nsIAccessibleText);
+ is(text.selectionCount, 1,
+ "setSelectionBounds: Wrong selection count for " + aID);
+ testSelectionBounds(aID, text, 0, [aTests[i][1], aTests[i][2]],
+ "setSelectionBounds");
+ }
+ }
+
+ /**
+ * Test expected and unexpected events for selecting
+ * all text and focusing both an input and text area. We expect a caret
+ * move, but not a text selection change.
+ * @param {string} aID The ID of the element to test.
+ */
+ async function eventsForSelectingAllTextAndFocus(aID) {
+ info("Test expected caretMove and unexpected textSelection events for " +aID);
+ let events = waitForEvents({
+ expected: [[EVENT_TEXT_CARET_MOVED, aID]],
+ unexpected: [[EVENT_TEXT_SELECTION_CHANGED, aID]]}, aID);
+ selectAllTextAndFocus(aID);
+ await events;
+ }
+
+ /**
+ * Do tests
+ */
+
+ async function doTests() {
+ await addSelections("paragraph", [[1, 3], [6, 10]]);
+ await changeSelection("paragraph", 0, [2, 4]);
+ await removeSelections("paragraph");
+
+ // reverse selection
+ await addSelections("paragraph", [[1, 3], [10, 6]]);
+ await removeSelections("paragraph");
+
+ await eventsForSelectingAllTextAndFocus("textbox");
+ await changeSelection("textbox", 0, [1, 3]);
+
+ // reverse selection
+ await changeSelection("textbox", 0, [3, 1]);
+
+ await eventsForSelectingAllTextAndFocus("textarea");
+ await changeSelection("textarea", 0, [1, 3]);
+
+ await changeDOMSelection("c1", "c1_span1", 0, "c1_span2", 0,
+ [["c1", 2, 2]]);
+ await changeDOMSelection("c2", "c2", 0, "c2_div2", 1,
+ [["c2", 0, 3], ["c2_div2", 0, 2]]);
+
+ SimpleTest.finish();
+ }
+
+ SimpleTest.waitForExplicitFinish();
+ addA11yLoadEvent(doTests);
+ </script>
+</head>
+
+<body>
+
+ <a target="_blank"
+ href="https://bugzilla.mozilla.org/show_bug.cgi?id=688126"
+ title="nsIAccessibleText::setSelectionBounds doesn't fire text selection changed events in some cases">
+ Bug 688126
+ </a>
+ <a target="_blank"
+ href="https://bugzilla.mozilla.org/show_bug.cgi?id=688124"
+ title="no text selection changed event when selection is removed">
+ Bug 688124
+ </a>
+ <p id="display"></p>
+ <div id="content" style="display: none"></div>
+ <pre id="test">
+ </pre>
+
+ <p id="paragraph">hello world</p>
+ <input id="textbox" value="hello"/>
+ <textarea id="textarea">hello</textarea>
+ <div id="c1">hi<span id="c1_span1"></span><span id="c1_span2"></span>hi</div>
+ <div id="c2">hi<div id="c2_div2">hi</div></div>
+
+</body>
+</html>
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