Automated tests for the shift key.

chrome/test/data/chromeos/virtual_keyboard/virtual_keyboard_test_base.js

Index: chrome/test/data/chromeos/virtual_keyboard/virtual_keyboard_test_base.js
diff --git a/chrome/test/data/chromeos/virtual_keyboard/virtual_keyboard_test_base.js b/chrome/test/data/chromeos/virtual_keyboard/virtual_keyboard_test_base.js
index b8150b98d7dfb23e99d21b22d53d833216e6d3bb..21381d612caa52ea88a567e79615e2f344883afa 100644
--- a/chrome/test/data/chromeos/virtual_keyboard/virtual_keyboard_test_base.js
+++ b/chrome/test/data/chromeos/virtual_keyboard/virtual_keyboard_test_base.js
@@ -120,6 +120,38 @@ function findKey(label) {
 }
 
 /**
+ * Mock typing of basic keys. Each keystroke should trigger a pair of
+ * API calls to send viritual key events.
+ * @param {string} label The character being typed.
+ * @param {number} keyCode The legacy key code for the character.
+ * @param {boolean} shiftModifier Indicates if the shift key is being
+ *     virtually pressed.
+ * @param {number=} opt_unicode Optional unicode value for the character. Only
+ *     required if it cannot be directly calculated from the label.
+ */
+function mockTypeCharacter(label, keyCode, shiftModifier, opt_unicode) {
+  var key = findKey(label);
+  assertTrue(!!key, 'Unable to find key labelled "' + label + '".');
+  var unicodeValue = opt_unicode | label.charCodeAt(0);
+  var send = chrome.virtualKeyboardPrivate.sendKeyEvent;
+  send.addExpectation({
+    type: 'keydown',
+    charValue: unicodeValue,
+    keyCode: keyCode,
+    shiftKey: shiftModifier
+  });
+  send.addExpectation({
+    type: 'keyup',
+    charValue: unicodeValue,
+    keyCode: keyCode,
+    shiftKey: shiftModifier
+  });
+  // Fake typing the key.
+  key.down();
+  key.up();
+}
+
+/**
  * Triggers a callback function to run post initialization of the virtual
  * keyboard.
  * @param {string} testName The name of the test.