Focus/InputMethod fix.

views/widget/widget_unittest.cc

 // Copyright (c) 2011 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 "views/widget/native_widget_views.h"
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 253 matching lines @@
 
   MouseEvent released2(ui::ET_MOUSE_RELEASED, 315, 45, ui::EF_LEFT_BUTTON_DOWN);
   toplevel->OnMouseEvent(released2);
   EXPECT_FALSE(WidgetHasMouseCapture(toplevel));
   EXPECT_FALSE(WidgetHasMouseCapture(child1));
   EXPECT_FALSE(WidgetHasMouseCapture(child2));
 
   toplevel->CloseNow();
 }
 
+// Test if a focus manager and an inputmethod work without CHECK failure
+// when window activation changes.
+TEST_F(WidgetTest, ChangeActivation) {
+  Widget* top1 = CreateTopLevelPlatformWidget();
+  // CreateInputMethod before activated
+  top1->GetInputMethod();
+  top1->Show();
+  RunPendingMessages();
+
+  Widget* top2 = CreateTopLevelPlatformWidget();
+  top2->Show();
+  RunPendingMessages();
+
+  top1->Activate();
+  RunPendingMessages();
+
+  // Create InputMethod after deactivated.
+  top2->GetInputMethod();
+  top2->Activate();
+  RunPendingMessages();
+
+  top1->Activate();
+  RunPendingMessages();
+
+  top1->CloseNow();
+  top2->CloseNow();
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // Widget ownership tests.
 //
 // Tests various permutations of Widget ownership specified in the
 // InitParams::Ownership param.
 
 // A WidgetTest that supplies a toplevel widget for NativeWidgetViews to parent
 // to.
 class WidgetOwnershipTest : public WidgetTest {
  public:
@@ skipping 389 matching lines @@
 
   child1->Show();
   EXPECT_EQ(child1, widget_shown());
 
   child2->Show();
   EXPECT_EQ(child2, widget_shown());
 }
 
 }  // namespace
 }  // namespace views