Force-enable the software keyboard when running tests in iOS simulator.

base/test/test_support_ios.mm

 // Copyright (c) 2012 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.
 
 #import <UIKit/UIKit.h>
 
 #include "base/debug/debugger.h"
 #include "base/logging.h"
 #include "base/mac/scoped_nsautorelease_pool.h"
 #include "base/mac/scoped_nsobject.h"
@@ skipping 16 matching lines @@
 // run in a row, this provides an indication of which one is currently running.
 
 static base::TestSuite* g_test_suite = NULL;
 static int g_argc;
 static char** g_argv;
 
 @interface UIApplication (Testing)
 - (void) _terminateWithStatus:(int)status;
 @end
 
+#ifdef TARGET_IPHONE_SIMULATOR
+// Xcode 6 introduced behavior in the iOS Simulator where the software
+// keyboard does not appear if a hardware keyboard is connected. The following
+// declaration allows this behavior to be overriden when the app starts up.
+@interface UIKeyboardImpl
++ (instancetype)sharedInstance;
+- (void)setAutomaticMinimizationEnabled:(BOOL)enabled;
+- (void)setSoftwareKeyboardShownByTouch:(BOOL)enabled;
+@end
+#endif  // TARGET_IPHONE_SIMULATOR
+
 @interface ChromeUnitTestDelegate : NSObject {
  @private
   base::scoped_nsobject<UIWindow> window_;
 }
 - (void)runTests;
 @end
 
 @implementation ChromeUnitTestDelegate
 
 - (BOOL)application:(UIApplication *)application
     didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
 
+#ifdef TARGET_IPHONE_SIMULATOR
+  // Xcode 6 introduced behavior in the iOS Simulator where the software
+  // keyboard does not appear if a hardware keyboard is connected. The following
+  // calls override this behavior by ensuring that the software keyboard is
+  // always shown.
+  [[UIKeyboardImpl sharedInstance] setAutomaticMinimizationEnabled:NO];
+  [[UIKeyboardImpl sharedInstance] setSoftwareKeyboardShownByTouch:YES];
+#endif  // TARGET_IPHONE_SIMULATOR
+
   CGRect bounds = [[UIScreen mainScreen] bounds];
 
   // Yes, this is leaked, it's just to make what's running visible.
   window_.reset([[UIWindow alloc] initWithFrame:bounds]);
   [window_ makeKeyAndVisible];
 
   // Add a label with the app name.
   UILabel* label = [[[UILabel alloc] initWithFrame:bounds] autorelease];
   label.text = [[NSProcessInfo processInfo] processName];
   label.textAlignment = NSTextAlignmentCenter;
@@ skipping 124 matching lines @@
   if (!ran_hook) {
     ran_hook = true;
     mac::ScopedNSAutoreleasePool pool;
     int exit_status = UIApplicationMain(g_argc, g_argv, nil,
                                         @"ChromeUnitTestDelegate");
     exit(exit_status);
   }
 }
 
 }  // namespace base