1 files changed, 187 insertions, 0 deletions
diff --git a/accessible/tests/browser/mac/browser_text_selection.js b/accessible/tests/browser/mac/browser_text_selection.js
new file mode 100644
index 0000000000..a914adba8e
--- /dev/null
+++ b/accessible/tests/browser/mac/browser_text_selection.js
@@ -0,0 +1,187 @@
+/* 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";
+
+/**
+ * Test simple text selection
+ */
+addAccessibleTask(`<p id="p">Hello World</p>`, async (browser, accDoc) => {
+  let macDoc = accDoc.nativeInterface.QueryInterface(
+    Ci.nsIAccessibleMacInterface
+  );
+
+  let startMarker = macDoc.getAttributeValue("AXStartTextMarker");
+  let endMarker = macDoc.getAttributeValue("AXEndTextMarker");
+  let range = macDoc.getParameterizedAttributeValue(
+    "AXTextMarkerRangeForUnorderedTextMarkers",
+    [startMarker, endMarker]
+  );
+  is(stringForRange(macDoc, range), "Hello World");
+
+  let evt = waitForMacEventWithInfo("AXSelectedTextChanged", (elem, info) => {
+    return (
+      !info.AXTextStateSync &&
+      info.AXTextStateChangeType == AXTextStateChangeTypeSelectionExtend &&
+      elem.getAttributeValue("AXRole") == "AXWebArea"
+    );
+  });
+  await SpecialPowers.spawn(browser, [], () => {
+    let p = content.document.getElementById("p");
+    let r = new content.Range();
+    r.setStart(p.firstChild, 1);
+    r.setEnd(p.firstChild, 8);
+
+    let s = content.getSelection();
+    s.addRange(r);
+  });
+  await evt;
+
+  range = macDoc.getAttributeValue("AXSelectedTextMarkerRange");
+  is(stringForRange(macDoc, range), "ello Wo");
+
+  let firstWordRange = macDoc.getParameterizedAttributeValue(
+    "AXRightWordTextMarkerRangeForTextMarker",
+    startMarker
+  );
+  is(stringForRange(macDoc, firstWordRange), "Hello");
+
+  evt = waitForMacEventWithInfo("AXSelectedTextChanged", (elem, info) => {
+    return (
+      !info.AXTextStateSync &&
+      info.AXTextStateChangeType == AXTextStateChangeTypeSelectionExtend &&
+      elem.getAttributeValue("AXRole") == "AXWebArea"
+    );
+  });
+  macDoc.setAttributeValue("AXSelectedTextMarkerRange", firstWordRange);
+  await evt;
+  range = macDoc.getAttributeValue("AXSelectedTextMarkerRange");
+  is(stringForRange(macDoc, range), "Hello");
+
+  // Collapse selection
+  evt = waitForMacEventWithInfo("AXSelectedTextChanged", (elem, info) => {
+    return (
+      info.AXTextStateSync &&
+      info.AXTextStateChangeType == AXTextStateChangeTypeSelectionMove &&
+      elem.getAttributeValue("AXRole") == "AXWebArea"
+    );
+  });
+  await SpecialPowers.spawn(browser, [], () => {
+    let s = content.getSelection();
+    s.collapseToEnd();
+  });
+  await evt;
+});
+
+/**
+ * Test text selection events caused by focus change
+ */
+addAccessibleTask(
+  `<p>
+  Hello <a href="#" id="link">World</a>,
+  I <a href="#" style="user-select: none;" id="unselectable_link">love</a>
+  <button id="button">you</button></p>`,
+  async (browser, accDoc) => {
+    // Set up an AXSelectedTextChanged listener here. It will get resolved
+    // on the first non-root event it encounters, so if we test its data at the end
+    // of this test it will show us the first text-selectable object that was focused,
+    // which is "link".
+    let selTextChanged = waitForMacEvent(
+      "AXSelectedTextChanged",
+      e => e.getAttributeValue("AXDOMIdentifier") != "body"
+    );
+
+    let focusChanged = waitForMacEvent("AXFocusedUIElementChanged");
+    await SpecialPowers.spawn(browser, [], () => {
+      content.document.getElementById("unselectable_link").focus();
+    });
+    let focusChangedTarget = await focusChanged;
+    is(
+      focusChangedTarget.getAttributeValue("AXDOMIdentifier"),
+      "unselectable_link",
+      "Correct event target"
+    );
+
+    focusChanged = waitForMacEvent("AXFocusedUIElementChanged");
+    await SpecialPowers.spawn(browser, [], () => {
+      content.document.getElementById("button").focus();
+    });
+    focusChangedTarget = await focusChanged;
+    is(
+      focusChangedTarget.getAttributeValue("AXDOMIdentifier"),
+      "button",
+      "Correct event target"
+    );
+
+    focusChanged = waitForMacEvent("AXFocusedUIElementChanged");
+    await SpecialPowers.spawn(browser, [], () => {
+      content.document.getElementById("link").focus();
+    });
+    focusChangedTarget = await focusChanged;
+    is(
+      focusChangedTarget.getAttributeValue("AXDOMIdentifier"),
+      "link",
+      "Correct event target"
+    );
+
+    let selTextChangedTarget = await selTextChanged;
+    is(
+      selTextChangedTarget.getAttributeValue("AXDOMIdentifier"),
+      "link",
+      "Correct event target"
+    );
+  }
+);
+
+/**
+ * Test text selection with focus change
+ */
+addAccessibleTask(
+  `<p id="p">Hello <input id="input"></p>`,
+  async (browser, accDoc) => {
+    let macDoc = accDoc.nativeInterface.QueryInterface(
+      Ci.nsIAccessibleMacInterface
+    );
+
+    let evt = waitForMacEventWithInfo("AXSelectedTextChanged", (elem, info) => {
+      return (
+        !info.AXTextStateSync &&
+        info.AXTextStateChangeType == AXTextStateChangeTypeSelectionExtend &&
+        elem.getAttributeValue("AXRole") == "AXWebArea"
+      );
+    });
+    await SpecialPowers.spawn(browser, [], () => {
+      let p = content.document.getElementById("p");
+      let r = new content.Range();
+      r.setStart(p.firstChild, 1);
+      r.setEnd(p.firstChild, 3);
+
+      let s = content.getSelection();
+      s.addRange(r);
+    });
+    await evt;
+
+    let range = macDoc.getAttributeValue("AXSelectedTextMarkerRange");
+    is(stringForRange(macDoc, range), "el");
+
+    let events = Promise.all([
+      waitForMacEvent("AXFocusedUIElementChanged"),
+      waitForMacEventWithInfo("AXSelectedTextChanged"),
+    ]);
+    await SpecialPowers.spawn(browser, [], () => {
+      content.document.getElementById("input").focus();
+    });
+    let [, { data }] = await events;
+    ok(
+      data.AXTextSelectionChangedFocus,
+      "have AXTextSelectionChangedFocus in event info"
+    );
+    ok(!data.AXTextStateSync, "no AXTextStateSync in editables");
+    is(
+      data.AXTextSelectionDirection,
+      AXTextSelectionDirectionDiscontiguous,
+      "discontigous direction"
+    );
+  }
+);