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| 1 // Copyright 2015 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 "components/mus/ws/server_window_drawn_tracker.h" | |
| 6 | |
| 7 #include <stddef.h> | |
| 8 | |
| 9 #include "base/macros.h" | |
| 10 #include "components/mus/ws/server_window.h" | |
| 11 #include "components/mus/ws/server_window_drawn_tracker_observer.h" | |
| 12 #include "components/mus/ws/test_server_window_delegate.h" | |
| 13 #include "testing/gtest/include/gtest/gtest.h" | |
| 14 | |
| 15 namespace mus { | |
| 16 | |
| 17 namespace ws { | |
| 18 namespace { | |
| 19 | |
| 20 class TestServerWindowDrawnTrackerObserver | |
| 21 : public ServerWindowDrawnTrackerObserver { | |
| 22 public: | |
| 23 TestServerWindowDrawnTrackerObserver() | |
| 24 : change_count_(0u), | |
| 25 ancestor_(nullptr), | |
| 26 window_(nullptr), | |
| 27 is_drawn_(false) {} | |
| 28 | |
| 29 void clear_change_count() { change_count_ = 0u; } | |
| 30 size_t change_count() const { return change_count_; } | |
| 31 const ServerWindow* ancestor() const { return ancestor_; } | |
| 32 const ServerWindow* window() const { return window_; } | |
| 33 bool is_drawn() const { return is_drawn_; } | |
| 34 | |
| 35 private: | |
| 36 // ServerWindowDrawnTrackerObserver: | |
| 37 void OnDrawnStateWillChange(ServerWindow* ancestor, | |
| 38 ServerWindow* window, | |
| 39 bool is_drawn) override { | |
| 40 change_count_++; | |
| 41 ancestor_ = ancestor; | |
| 42 window_ = window; | |
| 43 is_drawn_ = is_drawn; | |
| 44 } | |
| 45 | |
| 46 void OnDrawnStateChanged(ServerWindow* ancestor, | |
| 47 ServerWindow* window, | |
| 48 bool is_drawn) override { | |
| 49 EXPECT_EQ(ancestor_, ancestor); | |
| 50 EXPECT_EQ(window_, window); | |
| 51 EXPECT_EQ(is_drawn_, is_drawn); | |
| 52 } | |
| 53 | |
| 54 size_t change_count_; | |
| 55 const ServerWindow* ancestor_; | |
| 56 const ServerWindow* window_; | |
| 57 bool is_drawn_; | |
| 58 | |
| 59 DISALLOW_COPY_AND_ASSIGN(TestServerWindowDrawnTrackerObserver); | |
| 60 }; | |
| 61 | |
| 62 } // namespace | |
| 63 | |
| 64 TEST(ServerWindowDrawnTrackerTest, ChangeBecauseOfDeletionAndVisibility) { | |
| 65 TestServerWindowDelegate server_window_delegate; | |
| 66 std::unique_ptr<ServerWindow> window( | |
| 67 new ServerWindow(&server_window_delegate, WindowId())); | |
| 68 server_window_delegate.set_root_window(window.get()); | |
| 69 TestServerWindowDrawnTrackerObserver drawn_observer; | |
| 70 ServerWindowDrawnTracker tracker(window.get(), &drawn_observer); | |
| 71 window->SetVisible(true); | |
| 72 EXPECT_EQ(1u, drawn_observer.change_count()); | |
| 73 EXPECT_EQ(window.get(), drawn_observer.window()); | |
| 74 EXPECT_EQ(nullptr, drawn_observer.ancestor()); | |
| 75 EXPECT_TRUE(drawn_observer.is_drawn()); | |
| 76 drawn_observer.clear_change_count(); | |
| 77 | |
| 78 window->SetVisible(false); | |
| 79 EXPECT_EQ(1u, drawn_observer.change_count()); | |
| 80 EXPECT_EQ(window.get(), drawn_observer.window()); | |
| 81 EXPECT_EQ(nullptr, drawn_observer.ancestor()); | |
| 82 EXPECT_FALSE(drawn_observer.is_drawn()); | |
| 83 drawn_observer.clear_change_count(); | |
| 84 | |
| 85 window->SetVisible(true); | |
| 86 EXPECT_EQ(1u, drawn_observer.change_count()); | |
| 87 EXPECT_EQ(window.get(), drawn_observer.window()); | |
| 88 EXPECT_EQ(nullptr, drawn_observer.ancestor()); | |
| 89 EXPECT_TRUE(drawn_observer.is_drawn()); | |
| 90 drawn_observer.clear_change_count(); | |
| 91 | |
| 92 ServerWindow* old_window = window.get(); | |
| 93 window.reset(); | |
| 94 EXPECT_EQ(1u, drawn_observer.change_count()); | |
| 95 EXPECT_EQ(old_window, drawn_observer.window()); | |
| 96 EXPECT_EQ(nullptr, drawn_observer.ancestor()); | |
| 97 EXPECT_FALSE(drawn_observer.is_drawn()); | |
| 98 } | |
| 99 | |
| 100 TEST(ServerWindowDrawnTrackerTest, ChangeBecauseOfRemovingFromRoot) { | |
| 101 TestServerWindowDelegate server_window_delegate; | |
| 102 ServerWindow root(&server_window_delegate, WindowId()); | |
| 103 server_window_delegate.set_root_window(&root); | |
| 104 root.SetVisible(true); | |
| 105 ServerWindow child(&server_window_delegate, WindowId()); | |
| 106 child.SetVisible(true); | |
| 107 root.Add(&child); | |
| 108 | |
| 109 TestServerWindowDrawnTrackerObserver drawn_observer; | |
| 110 ServerWindowDrawnTracker tracker(&child, &drawn_observer); | |
| 111 root.Remove(&child); | |
| 112 EXPECT_EQ(1u, drawn_observer.change_count()); | |
| 113 EXPECT_EQ(&child, drawn_observer.window()); | |
| 114 EXPECT_EQ(&root, drawn_observer.ancestor()); | |
| 115 EXPECT_FALSE(drawn_observer.is_drawn()); | |
| 116 drawn_observer.clear_change_count(); | |
| 117 | |
| 118 root.Add(&child); | |
| 119 EXPECT_EQ(1u, drawn_observer.change_count()); | |
| 120 EXPECT_EQ(&child, drawn_observer.window()); | |
| 121 EXPECT_EQ(nullptr, drawn_observer.ancestor()); | |
| 122 EXPECT_TRUE(drawn_observer.is_drawn()); | |
| 123 } | |
| 124 | |
| 125 TEST(ServerWindowDrawnTrackerTest, ChangeBecauseOfRemovingAncestorFromRoot) { | |
| 126 TestServerWindowDelegate server_window_delegate; | |
| 127 ServerWindow root(&server_window_delegate, WindowId()); | |
| 128 server_window_delegate.set_root_window(&root); | |
| 129 root.SetVisible(true); | |
| 130 ServerWindow child(&server_window_delegate, WindowId()); | |
| 131 child.SetVisible(true); | |
| 132 root.Add(&child); | |
| 133 | |
| 134 ServerWindow child_child(&server_window_delegate, WindowId()); | |
| 135 child_child.SetVisible(true); | |
| 136 child.Add(&child_child); | |
| 137 | |
| 138 TestServerWindowDrawnTrackerObserver drawn_observer; | |
| 139 ServerWindowDrawnTracker tracker(&child_child, &drawn_observer); | |
| 140 root.Remove(&child); | |
| 141 EXPECT_EQ(1u, drawn_observer.change_count()); | |
| 142 EXPECT_EQ(&child_child, drawn_observer.window()); | |
| 143 EXPECT_EQ(&root, drawn_observer.ancestor()); | |
| 144 EXPECT_FALSE(drawn_observer.is_drawn()); | |
| 145 drawn_observer.clear_change_count(); | |
| 146 | |
| 147 root.Add(&child_child); | |
| 148 EXPECT_EQ(1u, drawn_observer.change_count()); | |
| 149 EXPECT_EQ(&child_child, drawn_observer.window()); | |
| 150 EXPECT_EQ(nullptr, drawn_observer.ancestor()); | |
| 151 EXPECT_TRUE(drawn_observer.is_drawn()); | |
| 152 } | |
| 153 | |
| 154 TEST(ServerWindowDrawnTrackerTest, VisibilityChangeFromNonParentAncestor) { | |
| 155 TestServerWindowDelegate server_window_delegate; | |
| 156 ServerWindow root(&server_window_delegate, WindowId()); | |
| 157 ServerWindow child1(&server_window_delegate, WindowId()); | |
| 158 ServerWindow child2(&server_window_delegate, WindowId()); | |
| 159 ServerWindow child3(&server_window_delegate, WindowId()); | |
| 160 server_window_delegate.set_root_window(&root); | |
| 161 | |
| 162 root.Add(&child1); | |
| 163 child1.Add(&child2); | |
| 164 child2.Add(&child3); | |
| 165 | |
| 166 root.SetVisible(true); | |
| 167 child1.SetVisible(false); | |
| 168 child2.SetVisible(false); | |
| 169 child3.SetVisible(true); | |
| 170 | |
| 171 TestServerWindowDrawnTrackerObserver drawn_observer; | |
| 172 ServerWindowDrawnTracker tracker(&child3, &drawn_observer); | |
| 173 | |
| 174 EXPECT_FALSE(child3.IsDrawn()); | |
| 175 | |
| 176 // Make |child1| visible. |child3| should still be not drawn, since |child2| | |
| 177 // is still invisible. | |
| 178 child1.SetVisible(true); | |
| 179 EXPECT_EQ(0u, drawn_observer.change_count()); | |
| 180 EXPECT_EQ(nullptr, drawn_observer.window()); | |
| 181 EXPECT_EQ(nullptr, drawn_observer.ancestor()); | |
| 182 EXPECT_FALSE(drawn_observer.is_drawn()); | |
| 183 EXPECT_FALSE(child3.IsDrawn()); | |
| 184 | |
| 185 child2.SetVisible(true); | |
| 186 EXPECT_EQ(1u, drawn_observer.change_count()); | |
| 187 EXPECT_EQ(&child3, drawn_observer.window()); | |
| 188 EXPECT_EQ(nullptr, drawn_observer.ancestor()); | |
| 189 EXPECT_TRUE(drawn_observer.is_drawn()); | |
| 190 EXPECT_TRUE(child3.IsDrawn()); | |
| 191 } | |
| 192 | |
| 193 TEST(ServerWindowDrawnTrackerTest, TreeHierarchyChangeFromNonParentAncestor) { | |
| 194 TestServerWindowDelegate server_window_delegate; | |
| 195 ServerWindow root(&server_window_delegate, WindowId()); | |
| 196 ServerWindow child1(&server_window_delegate, WindowId()); | |
| 197 ServerWindow child2(&server_window_delegate, WindowId()); | |
| 198 ServerWindow child11(&server_window_delegate, WindowId()); | |
| 199 ServerWindow child111(&server_window_delegate, WindowId()); | |
| 200 server_window_delegate.set_root_window(&root); | |
| 201 | |
| 202 root.Add(&child1); | |
| 203 root.Add(&child2); | |
| 204 child1.Add(&child11); | |
| 205 child11.Add(&child111); | |
| 206 | |
| 207 root.SetVisible(true); | |
| 208 child1.SetVisible(false); | |
| 209 child2.SetVisible(true); | |
| 210 child11.SetVisible(false); | |
| 211 child111.SetVisible(true); | |
| 212 | |
| 213 TestServerWindowDrawnTrackerObserver drawn_observer; | |
| 214 ServerWindowDrawnTracker tracker(&child111, &drawn_observer); | |
| 215 EXPECT_FALSE(child111.IsDrawn()); | |
| 216 | |
| 217 // Move |child11| as a child of |child2|. |child111| should remain not drawn. | |
| 218 child2.Add(&child11); | |
| 219 EXPECT_EQ(0u, drawn_observer.change_count()); | |
| 220 EXPECT_EQ(nullptr, drawn_observer.window()); | |
| 221 EXPECT_EQ(nullptr, drawn_observer.ancestor()); | |
| 222 EXPECT_FALSE(drawn_observer.is_drawn()); | |
| 223 EXPECT_FALSE(child111.IsDrawn()); | |
| 224 | |
| 225 child11.SetVisible(true); | |
| 226 EXPECT_EQ(1u, drawn_observer.change_count()); | |
| 227 EXPECT_EQ(&child111, drawn_observer.window()); | |
| 228 EXPECT_EQ(nullptr, drawn_observer.ancestor()); | |
| 229 EXPECT_TRUE(drawn_observer.is_drawn()); | |
| 230 EXPECT_TRUE(child111.IsDrawn()); | |
| 231 } | |
| 232 | |
| 233 } // namespace ws | |
| 234 | |
| 235 } // namespace mus | |
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Chromium Code Reviews
Issue 2119963002:
Move mus to //services/ui (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master