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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ui/wm/core/window_util.h" | 5 #include "ui/wm/core/window_util.h" |
6 | 6 |
7 #include <memory> | 7 #include <memory> |
8 | 8 |
9 #include "ui/aura/test/aura_test_base.h" | 9 #include "ui/aura/test/aura_test_base.h" |
10 #include "ui/aura/test/test_windows.h" | 10 #include "ui/aura/test/test_windows.h" |
11 #include "ui/aura/window.h" | 11 #include "ui/aura/window.h" |
12 #include "ui/compositor/layer.h" | 12 #include "ui/compositor/layer.h" |
13 #include "ui/compositor/layer_tree_owner.h" | 13 #include "ui/compositor/layer_tree_owner.h" |
14 #include "ui/compositor/paint_context.h" | |
15 | 14 |
16 namespace wm { | 15 namespace wm { |
17 namespace { | |
18 | |
19 // Used to check if the delegate for recreated layer is created for | |
20 // the correct delegate. | |
21 class TestLayerDelegate : public ui::LayerDelegate { | |
22 public: | |
23 explicit TestLayerDelegate(ui::Layer* original_layer) | |
24 : original_layer_(original_layer) {} | |
25 ~TestLayerDelegate() override = default; | |
26 | |
27 // ui::LayerDelegate: | |
28 void OnPaintLayer(const ui::PaintContext& context) override {} | |
29 void OnDelegatedFrameDamage(const gfx::Rect& damage_rect_in_dip) override {} | |
30 void OnDeviceScaleFactorChanged(float device_scale_factor) override {} | |
31 | |
32 ui::Layer* original_layer() { return original_layer_; } | |
33 | |
34 private: | |
35 ui::Layer* original_layer_; | |
36 | |
37 DISALLOW_COPY_AND_ASSIGN(TestLayerDelegate); | |
38 }; | |
39 | |
40 // Used to create a TestLayerDelegate for recreated layers. | |
41 class TestLayerDelegateFactory : public ::wm::LayerDelegateFactory { | |
42 public: | |
43 TestLayerDelegateFactory() = default; | |
44 ~TestLayerDelegateFactory() override = default; | |
45 | |
46 // ::wm::LayerDelegateFactory: | |
47 ui::LayerDelegate* CreateDelegate(ui::Layer* new_layer, | |
48 ui::Layer* original_layer) override { | |
49 delegates_.push_back(base::MakeUnique<TestLayerDelegate>(original_layer)); | |
50 return delegates_.back().get(); | |
51 } | |
52 | |
53 size_t delegate_count() const { return delegates_.size(); } | |
54 | |
55 TestLayerDelegate* GetDelegateAt(int index) { | |
56 return delegates_[index].get(); | |
57 } | |
58 | |
59 private: | |
60 std::vector<std::unique_ptr<TestLayerDelegate>> delegates_; | |
61 | |
62 DISALLOW_COPY_AND_ASSIGN(TestLayerDelegateFactory); | |
63 }; | |
64 | |
65 } // namespace | |
66 | 16 |
67 typedef aura::test::AuraTestBase WindowUtilTest; | 17 typedef aura::test::AuraTestBase WindowUtilTest; |
68 | 18 |
69 // Test if the recreate layers does not recreate layers that have | 19 // Test if the recreate layers does not recreate layers that have |
70 // already been acquired. | 20 // already been acquired. |
71 TEST_F(WindowUtilTest, RecreateLayers) { | 21 TEST_F(WindowUtilTest, RecreateLayers) { |
72 std::unique_ptr<aura::Window> window1( | 22 std::unique_ptr<aura::Window> window1( |
73 aura::test::CreateTestWindowWithId(0, NULL)); | 23 aura::test::CreateTestWindowWithId(0, NULL)); |
74 std::unique_ptr<aura::Window> window11( | 24 std::unique_ptr<aura::Window> window11( |
75 aura::test::CreateTestWindowWithId(1, window1.get())); | 25 aura::test::CreateTestWindowWithId(1, window1.get())); |
76 std::unique_ptr<aura::Window> window12( | 26 std::unique_ptr<aura::Window> window12( |
77 aura::test::CreateTestWindowWithId(2, window1.get())); | 27 aura::test::CreateTestWindowWithId(2, window1.get())); |
78 | 28 |
79 ASSERT_EQ(2u, window1->layer()->children().size()); | 29 ASSERT_EQ(2u, window1->layer()->children().size()); |
80 | 30 |
81 std::unique_ptr<ui::Layer> acquired(window11->AcquireLayer()); | 31 std::unique_ptr<ui::Layer> acquired(window11->AcquireLayer()); |
82 EXPECT_TRUE(acquired.get()); | 32 EXPECT_TRUE(acquired.get()); |
83 EXPECT_EQ(acquired.get(), window11->layer()); | 33 EXPECT_EQ(acquired.get(), window11->layer()); |
84 | 34 |
85 std::unique_ptr<ui::LayerTreeOwner> tree = | 35 std::unique_ptr<ui::LayerTreeOwner> tree = wm::RecreateLayers(window1.get()); |
86 wm::RecreateLayers(window1.get(), nullptr); | |
87 | 36 |
88 // The detached layer should not have the layer that has | 37 // The detached layer should not have the layer that has |
89 // already been detached. | 38 // already been detached. |
90 ASSERT_EQ(1u, tree->root()->children().size()); | 39 ASSERT_EQ(1u, tree->root()->children().size()); |
91 // Child layer is new instance. | 40 // Child layer is new instance. |
92 EXPECT_NE(window11->layer(), tree->root()->children()[0]); | 41 EXPECT_NE(window11->layer(), tree->root()->children()[0]); |
93 EXPECT_NE(window12->layer(), tree->root()->children()[0]); | 42 EXPECT_NE(window12->layer(), tree->root()->children()[0]); |
94 | 43 |
95 // The original window should have both. | 44 // The original window should have both. |
96 ASSERT_EQ(2u, window1->layer()->children().size()); | 45 ASSERT_EQ(2u, window1->layer()->children().size()); |
97 EXPECT_EQ(window11->layer(), window1->layer()->children()[0]); | 46 EXPECT_EQ(window11->layer(), window1->layer()->children()[0]); |
98 EXPECT_EQ(window12->layer(), window1->layer()->children()[1]); | 47 EXPECT_EQ(window12->layer(), window1->layer()->children()[1]); |
99 | 48 |
100 // Delete the window before the acquired layer is deleted. | 49 // Delete the window before the acquired layer is deleted. |
101 window11.reset(); | 50 window11.reset(); |
102 } | 51 } |
103 | 52 |
104 // Test if the LayerDelegateFactory creates new delegates for | |
105 // recreated layers correctly. | |
106 TEST_F(WindowUtilTest, RecreateLayersWithDelegate) { | |
107 TestLayerDelegateFactory factory; | |
108 std::unique_ptr<aura::Window> window1( | |
109 aura::test::CreateTestWindowWithId(0, NULL)); | |
110 std::unique_ptr<aura::Window> window11( | |
111 aura::test::CreateTestWindowWithId(1, window1.get())); | |
112 std::unique_ptr<aura::Window> window12( | |
113 aura::test::CreateTestWindowWithId(2, window1.get())); | |
114 | |
115 std::unique_ptr<ui::LayerTreeOwner> tree = | |
116 wm::RecreateLayers(window1.get(), &factory); | |
117 | |
118 ASSERT_EQ(3u, factory.delegate_count()); | |
119 | |
120 TestLayerDelegate* new_delegate_1 = factory.GetDelegateAt(0); | |
121 TestLayerDelegate* new_delegate_11 = factory.GetDelegateAt(1); | |
122 TestLayerDelegate* new_delegate_12 = factory.GetDelegateAt(2); | |
123 | |
124 EXPECT_EQ(window1->layer(), new_delegate_1->original_layer()); | |
125 EXPECT_EQ(window11->layer(), | |
126 new_delegate_11->original_layer()); | |
127 EXPECT_EQ(window12->layer(), | |
128 new_delegate_12->original_layer()); | |
129 | |
130 EXPECT_EQ(tree->root()->delegate(), new_delegate_1); | |
131 EXPECT_EQ(tree->root()->children()[0]->delegate(), new_delegate_11); | |
132 EXPECT_EQ(tree->root()->children()[1]->delegate(), new_delegate_12); | |
133 } | |
134 | |
135 } // namespace wm | 53 } // namespace wm |
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