Make limitations for input.ime.sendKeyEvents API.

chrome/test/data/extensions/api_test/input_ime_nonchromeos/background.js

 // Copyright 2016 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.
 
+var failToSendKeyEvents = 'Could not send key events';
+
 chrome.test.runTests([
   // Tests input.ime.activate and input.ime.onFocus APIs.
   function testActivateAndFocus() {
     var focused = false;
     var activated = false;
     chrome.input.ime.onFocus.addListener(function(context) {
       if (context.type == 'none') {
         chrome.test.fail();
         return;
       }
@@ skipping 33 matching lines @@
       chrome.test.assertTrue(!!win);
       chrome.test.assertTrue(win instanceof Window);
       chrome.test.assertFalse(win.document.webkitHidden);
       // test for security origin.
       // If security origin is not correctly set, there will be securtiy
       // exceptions when accessing DOM or add event listeners.
       win.addEventListener('unload', function() {});
       chrome.test.succeed();
     });
   },
-  // Test input.ime.sendKeyEvents API.
-  function testSendKeyEvents() {
-    chrome.input.ime.sendKeyEvents({
-      'contextID': 1,
-      'keyData': [{
-        'type': 'keydown',
-        'requestId': '0',
-        'key': 'a',
-        'code': 'KeyA'
-      }, {
-        'type': 'keyup',
-        'requestId': '1',
-        'key': 'a',
-        'code': 'KeyA'
-     }]
-    });
-    chrome.test.succeed();
-  },
-  // Test input.ime.commitText API.
   function testCommitText() {
     chrome.input.ime.commitText({
       contextID: 1,
       text: 'test_commit_text'
     }, function () {
       if (chrome.runtime.lastError) {
         chrome.test.fail();
         return;
       }
       chrome.test.succeed();
     });
   },
   // Tests input.ime.activate and input.ime.setComposition API.
   function testSetComposition() {
     chrome.input.ime.setComposition({
       contextID: 1,
       text: 'test_set_composition',
       cursor: 2
     }, function() {
       if(chrome.runtime.lastError) {
         chrome.test.fail();
         return;
       }
       chrome.test.succeed();
     });
   },
+  // Test input.ime.sendKeyEvents API.
+  function testSendKeyEvents() {
+    // Sends a normal character key.
+    chrome.input.ime.sendKeyEvents({
+      contextID: 1,
+      keyData: [{
+        type: 'keydown',
+        requestId: '0',
+        key: 'a',
+        code: 'KeyA'
+      }, {
+        type: 'keyup',
+        requestId: '1',
+        key: 'a',
+        code: 'KeyA'
+     }]
+    }, function() {
+      // Normal character key should be allowed to send on any page.
+      chrome.test.assertNoLastError();
+    });
+    // Sends Ctrl+A that should fail on special pages.
+    chrome.input.ime.sendKeyEvents({
+      contextID: 1,
+      keyData: [{
+        type: 'keydown',
+        requestId: '2',
+        key: 'a',
+        code: 'KeyA',
+        ctrlKey: true
+      }, {
+        type: 'keyup',
+        requestId: '3',
+        key: 'a',
+        code: 'KeyA',
+        ctrlKey: true
+     }]
+    }, function() {
+      if (chrome.runtime.lastError) {
+        chrome.test.assertEq(failToSendKeyEvents,
+                             chrome.runtime.lastError.message);
+      }
+    });
+    // Sends Tab key that should fail on special pages.
+    chrome.input.ime.sendKeyEvents({
+      contextID: 1,
+      keyData: [{
+        type: 'keydown',
+        requestId: '4',
+        key: '\u0009', // Unicode value for Tab key.
+        code: 'Tab'
+      }]
+    }, function() {
+      if (chrome.runtime.lastError) {
+        chrome.test.assertEq(failToSendKeyEvents,
+                             chrome.runtime.lastError.message);
+      }
+    });
+    chrome.test.succeed();
+  },
   // Tests input.ime.onBlur API.
   function testBlur() {
     chrome.input.ime.onBlur.addListener(function(context) {
-      if (context.type == 'none') {
-        chrome.test.fail();
-        return;
+      if (context.type != 'none') {
+        // Waits for the 'get_blur_event' message in
+        // InputImeApiTest.BasicApiTest.
+        chrome.test.sendMessage('get_blur_event');
       }
-      // Waits for the 'get_blur_event' message in InputImeApiTest.BasicApiTest.
-      chrome.test.sendMessage('get_blur_event');
       chrome.test.succeed();
     });
     chrome.test.succeed();
-  },
+  }
 ]);