blob: 2c40e330129496dbcb092933ca4ca17c2d957108 [file] [log] [blame]
// 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.
#include "ash/wm/screen_dimmer.h"
#include "ash/root_window_controller.h"
#include "ash/shell.h"
#include "ash/test/ash_test_base.h"
#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
#include "ui/aura/root_window.h"
#include "ui/compositor/layer.h"
namespace ash {
namespace test {
class ScreenDimmerTest : public AshTestBase {
public:
ScreenDimmerTest() : dimmer_(NULL) {}
virtual ~ScreenDimmerTest() {}
void SetUp() OVERRIDE {
AshTestBase::SetUp();
dimmer_ = Shell::GetPrimaryRootWindowController()->screen_dimmer();
test_api_.reset(new internal::ScreenDimmer::TestApi(dimmer_));
}
protected:
internal::ScreenDimmer* dimmer_; // not owned
scoped_ptr<internal::ScreenDimmer::TestApi> test_api_;
private:
DISALLOW_COPY_AND_ASSIGN(ScreenDimmerTest);
};
TEST_F(ScreenDimmerTest, DimAndUndim) {
// Don't create a layer until we need to.
EXPECT_TRUE(test_api_->layer() == NULL);
dimmer_->SetDimming(false);
EXPECT_TRUE(test_api_->layer() == NULL);
// When we enable dimming, the layer should be created and stacked at the top
// of the root's children.
dimmer_->SetDimming(true);
ASSERT_TRUE(test_api_->layer() != NULL);
ui::Layer* root_layer = Shell::GetPrimaryRootWindow()->layer();
ASSERT_TRUE(!root_layer->children().empty());
EXPECT_EQ(test_api_->layer(), root_layer->children().back());
EXPECT_TRUE(test_api_->layer()->visible());
EXPECT_GT(test_api_->layer()->GetTargetOpacity(), 0.0f);
// When we disable dimming, the layer should be animated back to full
// transparency.
dimmer_->SetDimming(false);
ASSERT_TRUE(test_api_->layer() != NULL);
EXPECT_TRUE(test_api_->layer()->visible());
EXPECT_FLOAT_EQ(0.0f, test_api_->layer()->GetTargetOpacity());
}
TEST_F(ScreenDimmerTest, ResizeLayer) {
// The dimming layer should be initially sized to cover the root window.
dimmer_->SetDimming(true);
ui::Layer* dimming_layer = test_api_->layer();
ASSERT_TRUE(dimming_layer != NULL);
ui::Layer* root_layer = Shell::GetPrimaryRootWindow()->layer();
EXPECT_EQ(gfx::Rect(root_layer->bounds().size()).ToString(),
dimming_layer->bounds().ToString());
// When we resize the root window, the dimming layer should be resized to
// match.
gfx::Size kNewSize(400, 300);
Shell::GetPrimaryRootWindow()->SetHostSize(kNewSize);
EXPECT_EQ(kNewSize.ToString(), dimming_layer->bounds().size().ToString());
}
} // namespace test
} // namespace ash