1 files changed, 85 insertions, 0 deletions
diff --git a/chromium/ash/display/display_error_observer_chromeos_unittest.cc b/chromium/ash/display/display_error_observer_chromeos_unittest.cc
new file mode 100644
index 00000000000..7cd0503b287
--- /dev/null
+++ b/chromium/ash/display/display_error_observer_chromeos_unittest.cc
@@ -0,0 +1,85 @@
+// Copyright 2013 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 "ash/display/display_error_observer_chromeos.h"
+
+#include "ash/shell.h"
+#include "ash/test/ash_test_base.h"
+#include "grit/ash_strings.h"
+#include "ui/aura/window.h"
+#include "ui/base/l10n/l10n_util.h"
+#include "ui/views/controls/label.h"
+#include "ui/views/view.h"
+#include "ui/views/widget/widget.h"
+
+namespace ash {
+namespace internal {
+
+class DisplayErrorObserverTest : public test::AshTestBase {
+ protected:
+  DisplayErrorObserverTest() {
+  }
+
+  virtual ~DisplayErrorObserverTest() {
+  }
+
+  virtual void SetUp() OVERRIDE {
+    test::AshTestBase::SetUp();
+    observer_.reset(new DisplayErrorObserver());
+  }
+
+ protected:
+  DisplayErrorObserver* observer() { return observer_.get(); }
+
+  base::string16 GetMessageContents() {
+    return observer_->GetTitleOfDisplayErrorNotificationForTest();
+  }
+
+ private:
+  scoped_ptr<DisplayErrorObserver> observer_;
+
+  DISALLOW_COPY_AND_ASSIGN(DisplayErrorObserverTest);
+};
+
+TEST_F(DisplayErrorObserverTest, Normal) {
+  if (!SupportsMultipleDisplays())
+    return;
+
+  UpdateDisplay("200x200,300x300");
+  observer()->OnDisplayModeChangeFailed(chromeos::STATE_DUAL_MIRROR);
+  EXPECT_EQ(l10n_util::GetStringUTF16(IDS_ASH_DISPLAY_FAILURE_ON_MIRRORING),
+            GetMessageContents());
+}
+
+TEST_F(DisplayErrorObserverTest, CallTwice) {
+  if (!SupportsMultipleDisplays())
+    return;
+
+  UpdateDisplay("200x200,300x300");
+  observer()->OnDisplayModeChangeFailed(chromeos::STATE_DUAL_MIRROR);
+  base::string16 message = GetMessageContents();
+  EXPECT_FALSE(message.empty());
+
+  observer()->OnDisplayModeChangeFailed(chromeos::STATE_DUAL_MIRROR);
+  base::string16 message2 = GetMessageContents();
+  EXPECT_FALSE(message2.empty());
+  EXPECT_EQ(message, message2);
+}
+
+TEST_F(DisplayErrorObserverTest, CallWithDifferentState) {
+  if (!SupportsMultipleDisplays())
+    return;
+
+  UpdateDisplay("200x200,300x300");
+  observer()->OnDisplayModeChangeFailed(chromeos::STATE_DUAL_MIRROR);
+  EXPECT_EQ(l10n_util::GetStringUTF16(IDS_ASH_DISPLAY_FAILURE_ON_MIRRORING),
+            GetMessageContents());
+
+  observer()->OnDisplayModeChangeFailed(chromeos::STATE_DUAL_EXTENDED);
+  EXPECT_EQ(l10n_util::GetStringUTF16(IDS_ASH_DISPLAY_FAILURE_ON_NON_MIRRORING),
+            GetMessageContents());
+}
+
+}  // namespace internal
+}  // namespace ash