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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/ui/panels/display_settings_provider_win.h"
      6 
      7 #include "base/memory/scoped_ptr.h"
      8 #include "testing/gtest/include/gtest/gtest.h"
      9 
     10 
     11 class DisplaySettingsProviderWinTest : public testing::Test {
     12  public:
     13   class MockDisplaySettingsProviderWin : public DisplaySettingsProviderWin {
     14    public:
     15     MockDisplaySettingsProviderWin()
     16         : DisplaySettingsProviderWin() {
     17       OnDisplaySettingsChanged();
     18     }
     19     virtual ~MockDisplaySettingsProviderWin() { }
     20     virtual gfx::Rect GetPrimaryWorkArea() const {
     21       return gfx::Rect(0, 0, 800, 600);
     22     }
     23 
     24     // Expose the protected methods from base class for testing purpose.
     25     using DisplaySettingsProviderWin::GetDesktopBarThicknessFromBounds;
     26     using DisplaySettingsProviderWin::GetDesktopBarVisibilityFromBounds;
     27   };
     28 };
     29 
     30 TEST_F(DisplaySettingsProviderWinTest, GetDesktopBarThicknessFromBounds) {
     31   scoped_ptr<MockDisplaySettingsProviderWin> provider(
     32       new MockDisplaySettingsProviderWin());
     33 
     34   int thickness;
     35 
     36   // Bottom bar.
     37   thickness = provider->GetDesktopBarThicknessFromBounds(
     38       DisplaySettingsProvider::DESKTOP_BAR_ALIGNED_BOTTOM,
     39       gfx::Rect(0, 560, 800, 40));
     40   EXPECT_EQ(40, thickness);
     41 
     42   // Right bar.
     43   thickness = provider->GetDesktopBarThicknessFromBounds(
     44       DisplaySettingsProvider::DESKTOP_BAR_ALIGNED_RIGHT,
     45       gfx::Rect(760, 0, 30, 600));
     46   EXPECT_EQ(30, thickness);
     47 
     48   // Left bar.
     49   thickness = provider->GetDesktopBarThicknessFromBounds(
     50       DisplaySettingsProvider::DESKTOP_BAR_ALIGNED_LEFT,
     51       gfx::Rect(760, 0, 35, 600));
     52   EXPECT_EQ(35, thickness);
     53 }
     54 
     55 TEST_F(DisplaySettingsProviderWinTest, GetDesktopBarVisibilityFromBounds) {
     56   scoped_ptr<MockDisplaySettingsProviderWin> provider(
     57       new MockDisplaySettingsProviderWin());
     58 
     59   DisplaySettingsProvider::DesktopBarVisibility visibility;
     60 
     61   // Tests for bottom bar.
     62   visibility = provider->GetDesktopBarVisibilityFromBounds(
     63       DisplaySettingsProvider::DESKTOP_BAR_ALIGNED_BOTTOM,
     64       gfx::Rect(0, 560, 800, 40));
     65   EXPECT_EQ(DisplaySettingsProvider::DESKTOP_BAR_VISIBLE, visibility);
     66   visibility = provider->GetDesktopBarVisibilityFromBounds(
     67       DisplaySettingsProvider::DESKTOP_BAR_ALIGNED_BOTTOM,
     68       gfx::Rect(0, 598, 800, 40));
     69   EXPECT_EQ(DisplaySettingsProvider::DESKTOP_BAR_HIDDEN, visibility);
     70   visibility = provider->GetDesktopBarVisibilityFromBounds(
     71       DisplaySettingsProvider::DESKTOP_BAR_ALIGNED_BOTTOM,
     72       gfx::Rect(0, 580, 800, 40));
     73   EXPECT_EQ(DisplaySettingsProvider::DESKTOP_BAR_ANIMATING, visibility);
     74 
     75   // Tests for right bar.
     76   visibility = provider->GetDesktopBarVisibilityFromBounds(
     77       DisplaySettingsProvider::DESKTOP_BAR_ALIGNED_RIGHT,
     78       gfx::Rect(760, 0, 40, 600));
     79   EXPECT_EQ(DisplaySettingsProvider::DESKTOP_BAR_VISIBLE, visibility);
     80   visibility = provider->GetDesktopBarVisibilityFromBounds(
     81       DisplaySettingsProvider::DESKTOP_BAR_ALIGNED_RIGHT,
     82       gfx::Rect(798, 0, 40, 600));
     83   EXPECT_EQ(DisplaySettingsProvider::DESKTOP_BAR_HIDDEN, visibility);
     84   visibility = provider->GetDesktopBarVisibilityFromBounds(
     85       DisplaySettingsProvider::DESKTOP_BAR_ALIGNED_RIGHT,
     86       gfx::Rect(780, 0, 40, 600));
     87   EXPECT_EQ(DisplaySettingsProvider::DESKTOP_BAR_ANIMATING, visibility);
     88 
     89   // Tests for left bar.
     90   visibility = provider->GetDesktopBarVisibilityFromBounds(
     91       DisplaySettingsProvider::DESKTOP_BAR_ALIGNED_LEFT,
     92       gfx::Rect(0, 0, 40, 600));
     93   EXPECT_EQ(DisplaySettingsProvider::DESKTOP_BAR_VISIBLE, visibility);
     94   visibility = provider->GetDesktopBarVisibilityFromBounds(
     95       DisplaySettingsProvider::DESKTOP_BAR_ALIGNED_LEFT,
     96       gfx::Rect(-38, 0, 40, 600));
     97   EXPECT_EQ(DisplaySettingsProvider::DESKTOP_BAR_HIDDEN, visibility);
     98   visibility = provider->GetDesktopBarVisibilityFromBounds(
     99       DisplaySettingsProvider::DESKTOP_BAR_ALIGNED_LEFT,
    100       gfx::Rect(-15, 0, 40, 600));
    101   EXPECT_EQ(DisplaySettingsProvider::DESKTOP_BAR_ANIMATING, visibility);
    102 }
    103