Refine braille output

chrome/browser/resources/chromeos/chromevox/cvox2/background/background_test.extjs

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Include test fixture.
 GEN_INCLUDE(['../../testing/chromevox_next_e2e_test_base.js',
              '../../testing/assert_additions.js']);
 
 GEN_INCLUDE(['../../testing/mock_feedback.js']);
 
@@ skipping 144 matching lines @@
         .expectSpeech('foxtraut', 'Heading 2')
         .expectBraille('foxtraut h2');
     mockFeedback.call(doCmd('nextObject'))
         .expectSpeech('end')
         .expectBraille('end');
     mockFeedback.call(doCmd('previousObject'))
         .expectSpeech('foxtraut', 'Heading 2')
         .expectBraille('foxtraut h2');
     mockFeedback.call(doCmd('nextLine'))
         .expectSpeech('end', 'of test')
-        .expectBraille('end of test');
+        .expectBraille('endof test');
 
     mockFeedback.call(doCmd('jumpToTop'))
         .expectSpeech('start')
         .expectBraille('start');
     mockFeedback.call(doCmd('jumpToBottom'))
         .expectSpeech('of test')
         .expectBraille('of test');
 
     mockFeedback.replay();
   });
@@ skipping 1023 matching lines @@
     <input type="text"></input>
   */}, function(root) {
     this.listenOnce(root, 'focus', function(e) {
       var focus = ChromeVoxState.instance.currentRange.start.node;
       assertEquals(RoleType.textField, focus.role);
       assertTrue(focus.state.focused);
     });
     doCmd('nextEditText')();
   });
 });
+
+TEST_F('BackgroundTest', 'BrailleCaretNavigation', function() {
+  var mockFeedback = this.createMockFeedback();
+  this.runWithLoadedTree(function(root) {/*!
+    <p>This is a<em>test</em> of inline braille<br>with a second line</p>
+  */}, function(root) {
+    var text = 'This is a';
+    mockFeedback.call(doCmd('nextCharacter'))
+        .expectBraille(text, {startIndex: 1, endIndex: 2})  // h
+        .call(doCmd('nextCharacter'))
+        .expectBraille(text, {startIndex: 2, endIndex: 3})  // i
+        .call(doCmd('nextWord'))
+        .expectBraille(text, {startIndex: 5, endIndex: 7})  // is
+        .call(doCmd('previousWord'))
+        .expectBraille(text, {startIndex: 0, endIndex: 4})  // This
+        .call(doCmd('nextLine'))
+        // Ensure nothing is selected when the range covers the entire line.
+        .expectBraille('with a second line', {startIndex: -1, endIndex: -1})
+        .replay();
+  });
+});