1 files changed, 117 insertions, 0 deletions
diff --git a/accessible/tests/browser/e10s/browser_caching_attributes.js b/accessible/tests/browser/e10s/browser_caching_attributes.js
new file mode 100644
index 0000000000..449ca9d918
--- /dev/null
+++ b/accessible/tests/browser/e10s/browser_caching_attributes.js
@@ -0,0 +1,117 @@
+/* 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';
+
+/* global EVENT_FOCUS */
+
+loadScripts({ name: 'attributes.js', dir: MOCHITESTS_DIR });
+
+/**
+ * Default textbox accessible attributes.
+ */
+const defaultAttributes = {
+  'margin-top': '0px',
+  'margin-right': '0px',
+  'margin-bottom': '0px',
+  'margin-left': '0px',
+  'text-align': 'start',
+  'text-indent': '0px',
+  'id': 'textbox',
+  'tag': 'input',
+  'display': 'inline'
+};
+
+/**
+ * Test data has the format of:
+ * {
+ *   desc        {String}       description for better logging
+ *   expected    {Object}       expected attributes for given accessibles
+ *   unexpected  {Object}       unexpected attributes for given accessibles
+ *
+ *   action      {?Function*}   an optional action that yields a change in
+ *                              attributes
+ *   attrs       {?Array}       an optional list of attributes to update
+ *   waitFor     {?Number}      an optional event to wait for
+ * }
+ */
+const attributesTests = [{
+  desc: 'Initiall accessible attributes',
+  expected: defaultAttributes,
+  unexpected: {
+    'line-number': '1',
+    'explicit-name': 'true',
+    'container-live': 'polite',
+    'live': 'polite'
+  }
+}, {
+  desc: '@line-number attribute is present when textbox is focused',
+  action: function*(browser) {
+    yield invokeFocus(browser, 'textbox');
+  },
+  waitFor: EVENT_FOCUS,
+  expected: Object.assign({}, defaultAttributes, { 'line-number': '1' }),
+  unexpected: {
+    'explicit-name': 'true',
+    'container-live': 'polite',
+    'live': 'polite'
+  }
+}, {
+  desc: '@aria-live sets container-live and live attributes',
+  attrs: [{
+    attr: 'aria-live',
+    value: 'polite'
+  }],
+  expected: Object.assign({}, defaultAttributes, {
+    'line-number': '1',
+    'container-live': 'polite',
+    'live': 'polite'
+  }),
+  unexpected: {
+    'explicit-name': 'true'
+  }
+}, {
+  desc: '@title attribute sets explicit-name attribute to true',
+  attrs: [{
+    attr: 'title',
+    value: 'textbox'
+  }],
+  expected: Object.assign({}, defaultAttributes, {
+    'line-number': '1',
+    'explicit-name': 'true',
+    'container-live': 'polite',
+    'live': 'polite'
+  }),
+  unexpected: {}
+}];
+
+/**
+ * Test caching of accessible object attributes
+ */
+addAccessibleTask(`
+  <input id="textbox" value="hello">`,
+  function* (browser, accDoc) {
+    let textbox = findAccessibleChildByID(accDoc, 'textbox');
+    for (let { desc, action, attrs, expected, waitFor, unexpected } of attributesTests) {
+      info(desc);
+      let onUpdate;
+
+      if (waitFor) {
+        onUpdate = waitForEvent(waitFor, 'textbox');
+      }
+
+      if (action) {
+        yield action(browser);
+      } else if (attrs) {
+        for (let { attr, value } of attrs) {
+          yield invokeSetAttribute(browser, 'textbox', attr, value);
+        }
+      }
+
+      yield onUpdate;
+      testAttrs(textbox, expected);
+      testAbsentAttrs(textbox, unexpected);
+    }
+  }
+);