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// 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 <Cocoa/Cocoa.h>
#include "base/memory/scoped_nsobject.h"
#import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
#import "chrome/browser/ui/cocoa/hover_image_button.h"
#include "grit/theme_resources.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/image/image.h"
namespace {
class HoverImageButtonTest : public CocoaTest {
public:
HoverImageButtonTest() {
NSRect content_frame = [[test_window() contentView] frame];
scoped_nsobject<HoverImageButton> button(
[[HoverImageButton alloc] initWithFrame:content_frame]);
button_ = button.get();
[[test_window() contentView] addSubview:button_];
}
void DrawRect() {
[button_ lockFocus];
[button_ drawRect:[button_ bounds]];
[button_ unlockFocus];
}
HoverImageButton* button_;
};
// Test mouse events.
TEST_F(HoverImageButtonTest, ImageSwap) {
ResourceBundle& rb = ResourceBundle::GetSharedInstance();
NSImage* image = rb.GetNativeImageNamed(IDR_HOME);
NSImage* hover = rb.GetNativeImageNamed(IDR_BACK);
[button_ setDefaultImage:image];
[button_ setHoverImage:hover];
[button_ mouseEntered:nil];
DrawRect();
EXPECT_EQ([button_ image], hover);
[button_ mouseExited:nil];
DrawRect();
EXPECT_NE([button_ image], hover);
EXPECT_EQ([button_ image], image);
}
// Test mouse events.
TEST_F(HoverImageButtonTest, Opacity) {
ResourceBundle& rb = ResourceBundle::GetSharedInstance();
NSImage* image = rb.GetNativeImageNamed(IDR_HOME);
[button_ setDefaultImage:image];
[button_ setDefaultOpacity:0.5];
[button_ setHoverImage:image];
[button_ setHoverOpacity:1.0];
[button_ mouseEntered:nil];
DrawRect();
EXPECT_EQ([button_ alphaValue], 1.0);
[button_ mouseExited:nil];
DrawRect();
EXPECT_EQ([button_ alphaValue], 0.5);
}
} // namespace
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