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// Copyright 2014 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 "ui/wm/core/shadow.h"
#include "base/memory/scoped_ptr.h"
#include "base/path_service.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/aura/test/aura_test_base.h"
#include "ui/aura/test/test_windows.h"
#include "ui/aura/window.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/base/ui_base_paths.h"
#include "ui/compositor/layer.h"
#include "ui/compositor/layer_tree_owner.h"
#include "ui/resources/grit/ui_resources.h"
namespace wm {
namespace {
const int kSmallBitmapSize = 129;
const int kLargeBitmapSize = 269;
// Mock for the ResourceBundle::Delegate class.
class MockResourceBundleDelegate : public ui::ResourceBundle::Delegate {
public:
MockResourceBundleDelegate() : last_resource_id_(0) {
SkBitmap bitmap_small, bitmap_large;
bitmap_small.allocPixels(
SkImageInfo::MakeN32Premul(kSmallBitmapSize, kSmallBitmapSize));
bitmap_large.allocPixels(
SkImageInfo::MakeN32Premul(kLargeBitmapSize, kLargeBitmapSize));
image_small_ = gfx::Image::CreateFrom1xBitmap(bitmap_small);
image_large_ = gfx::Image::CreateFrom1xBitmap(bitmap_large);
}
~MockResourceBundleDelegate() override {}
// ResourceBundle::Delegate:
base::FilePath GetPathForResourcePack(const base::FilePath& pack_path,
ui::ScaleFactor scale_factor) override {
return base::FilePath();
}
base::FilePath GetPathForLocalePack(const base::FilePath& pack_path,
const std::string& locale) override {
return base::FilePath();
}
gfx::Image GetImageNamed(int resource_id) override {
last_resource_id_ = resource_id;
switch (resource_id) {
case IDR_WINDOW_BUBBLE_SHADOW_SMALL:
return image_small_;
case IDR_AURA_SHADOW_ACTIVE:
case IDR_AURA_SHADOW_INACTIVE:
return image_large_;
default:
NOTREACHED();
return gfx::Image();
}
}
gfx::Image GetNativeImageNamed(int resource_id,
ui::ResourceBundle::ImageRTL rtl) override {
return gfx::Image();
}
base::RefCountedStaticMemory* LoadDataResourceBytes(
int resource_id,
ui::ScaleFactor scale_factor) override {
return NULL;
}
bool GetRawDataResource(int resource_id,
ui::ScaleFactor scale_factor,
base::StringPiece* value) override {
return false;
}
bool GetLocalizedString(int message_id, base::string16* value) override {
return false;
}
scoped_ptr<gfx::Font> GetFont(ui::ResourceBundle::FontStyle style) override {
return nullptr;
}
int last_resource_id() const { return last_resource_id_; }
private:
gfx::Image image_small_;
gfx::Image image_large_;
int last_resource_id_;
DISALLOW_COPY_AND_ASSIGN(MockResourceBundleDelegate);
};
} // namespace
class ShadowTest: public aura::test::AuraTestBase {
public:
ShadowTest() {}
~ShadowTest() override {}
MockResourceBundleDelegate* delegate() { return delegate_.get(); }
// aura::testAuraBase:
void SetUp() override {
aura::test::AuraTestBase::SetUp();
delegate_.reset(new MockResourceBundleDelegate());
if (ResourceBundle::HasSharedInstance())
ui::ResourceBundle::CleanupSharedInstance();
ui::ResourceBundle::InitSharedInstanceWithLocale(
"en-US", delegate(), ui::ResourceBundle::LOAD_COMMON_RESOURCES);
}
void TearDown() override {
ui::ResourceBundle::CleanupSharedInstance();
base::FilePath ui_test_pak_path;
ASSERT_TRUE(PathService::Get(ui::UI_TEST_PAK, &ui_test_pak_path));
ui::ResourceBundle::InitSharedInstanceWithPakPath(ui_test_pak_path);
aura::test::AuraTestBase::TearDown();
}
private:
scoped_ptr<MockResourceBundleDelegate> delegate_;
DISALLOW_COPY_AND_ASSIGN(ShadowTest);
};
// Test if the proper image is set for the specified style.
TEST_F(ShadowTest, UpdateImagesForStyle) {
Shadow shadow;
shadow.Init(Shadow::STYLE_SMALL);
EXPECT_EQ(delegate()->last_resource_id(), IDR_WINDOW_BUBBLE_SHADOW_SMALL);
shadow.SetStyle(Shadow::STYLE_ACTIVE);
EXPECT_EQ(delegate()->last_resource_id(), IDR_AURA_SHADOW_ACTIVE);
shadow.SetStyle(Shadow::STYLE_INACTIVE);
EXPECT_EQ(delegate()->last_resource_id(), IDR_AURA_SHADOW_INACTIVE);
}
// Test if the proper content bounds is calculated based on the current style.
TEST_F(ShadowTest, SetContentBounds) {
Shadow shadow;
// Verify that layer bounds are inset from content bounds.
shadow.Init(Shadow::STYLE_ACTIVE);
gfx::Rect content_bounds(100, 100, 300, 300);
shadow.SetContentBounds(content_bounds);
EXPECT_EQ(shadow.content_bounds(), content_bounds);
EXPECT_EQ(shadow.layer()->bounds(), gfx::Rect(36, 36, 428, 428));
shadow.SetStyle(Shadow::STYLE_SMALL);
EXPECT_EQ(shadow.content_bounds(), content_bounds);
EXPECT_EQ(shadow.layer()->bounds(), gfx::Rect(96, 96, 308, 308));
}
} // namespace wm
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