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| 1 // Copyright 2016 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 "testing/gtest/include/gtest/gtest.h" |
| 6 #include "ui/gfx/geometry/rect.h" |
| 7 #include "ui/gfx/win/rect_util.h" |
| 8 |
| 9 namespace gfx { |
| 10 namespace win { |
| 11 |
| 12 TEST(RectUtilTest, RectTouchBottom) { |
| 13 EXPECT_EQ(RectEdge::BOTTOM, |
| 14 RectTouch(gfx::Rect(1, 1, 1, 1), gfx::Rect(1, 2, 1, 1))); |
| 15 } |
| 16 |
| 17 TEST(RectUtilTest, RectTouchLeft) { |
| 18 EXPECT_EQ(RectEdge::LEFT, |
| 19 RectTouch(gfx::Rect(1, 1, 1, 1), gfx::Rect(0, 1, 1, 1))); |
| 20 } |
| 21 |
| 22 TEST(RectUtilTest, RectTouchTop) { |
| 23 EXPECT_EQ(RectEdge::TOP, |
| 24 RectTouch(gfx::Rect(1, 1, 1, 1), gfx::Rect(1, 0, 1, 1))); |
| 25 } |
| 26 |
| 27 TEST(RectUtilTest, RectTouchRight) { |
| 28 EXPECT_EQ(RectEdge::RIGHT, |
| 29 RectTouch(gfx::Rect(1, 1, 1, 1), gfx::Rect(2, 1, 1, 1))); |
| 30 } |
| 31 |
| 32 TEST(RectUtilTest, RectTouchBottomRightCorner) { |
| 33 EXPECT_EQ(RectEdge::BOTTOM, |
| 34 RectTouch(gfx::Rect(1, 1, 1, 1), gfx::Rect(2, 2, 1, 1))); |
| 35 } |
| 36 |
| 37 TEST(RectUtilTest, RectTouchBottomLeftCorner) { |
| 38 EXPECT_EQ(RectEdge::BOTTOM, |
| 39 RectTouch(gfx::Rect(1, 1, 1, 1), gfx::Rect(0, 2, 1, 1))); |
| 40 } |
| 41 |
| 42 TEST(RectUtilTest, RectTouchUpperLeftCorner) { |
| 43 EXPECT_EQ(RectEdge::LEFT, |
| 44 RectTouch(gfx::Rect(1, 1, 1, 1), gfx::Rect(0, 0, 1, 1))); |
| 45 } |
| 46 |
| 47 TEST(RectUtilTest, RectTouchUpperRightCorner) { |
| 48 EXPECT_EQ(RectEdge::TOP, |
| 49 RectTouch(gfx::Rect(1, 1, 1, 1), gfx::Rect(2, 0, 1, 1))); |
| 50 } |
| 51 |
| 52 TEST(RectUtilTest, RectTouchNone) { |
| 53 EXPECT_EQ(RectEdge::NONE, |
| 54 RectTouch(gfx::Rect(1, 1, 1, 1), gfx::Rect(3, 1, 1, 1))); |
| 55 } |
| 56 |
| 57 TEST(RectUtilTest, ScaleAndPositionRectNoScaleRight) { |
| 58 // Top edge aligned. |
| 59 EXPECT_EQ(gfx::Rect(800, 0, 1024, 768), |
| 60 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 61 gfx::Rect(0, 0, 800, 600), |
| 62 gfx::Rect(800, 0, 1024, 768), |
| 63 1.0f)); |
| 64 // Bottom edge aligned. |
| 65 EXPECT_EQ(gfx::Rect(800, -168, 1024, 768), |
| 66 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 67 gfx::Rect(0, 0, 800, 600), |
| 68 gfx::Rect(800, -168, 1024, 768), |
| 69 1.0f)); |
| 70 // Offset to the top. |
| 71 EXPECT_EQ(gfx::Rect(800, -10, 1024, 768), |
| 72 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 73 gfx::Rect(0, 0, 800, 600), |
| 74 gfx::Rect(800, -10, 1024, 768), |
| 75 1.0f)); |
| 76 // Offset to the bottom. |
| 77 EXPECT_EQ(gfx::Rect(800, 10, 1024, 768), |
| 78 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 79 gfx::Rect(0, 0, 800, 600), |
| 80 gfx::Rect(800, 10, 1024, 768), |
| 81 1.0f)); |
| 82 |
| 83 } |
| 84 |
| 85 TEST(RectUtilTest, ScaleAndPositionRectNoScaleLeft) { |
| 86 // Top edge aligned. |
| 87 EXPECT_EQ(gfx::Rect(-1024, 0, 1024, 768), |
| 88 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 89 gfx::Rect(0, 0, 800, 600), |
| 90 gfx::Rect(-1024, 0, 1024, 768), |
| 91 1.0f)); |
| 92 // Bottom edge aligned. |
| 93 EXPECT_EQ(gfx::Rect(-1024, -168, 1024, 768), |
| 94 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 95 gfx::Rect(0, 0, 800, 600), |
| 96 gfx::Rect(-1024, -168, 1024, 768), |
| 97 1.0f)); |
| 98 // Offset to the top. |
| 99 EXPECT_EQ(gfx::Rect(-1024, -10, 1024, 768), |
| 100 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 101 gfx::Rect(0, 0, 800, 600), |
| 102 gfx::Rect(-1024, -10, 1024, 768), |
| 103 1.0f)); |
| 104 // Offset to the bottom. |
| 105 EXPECT_EQ(gfx::Rect(-1024, 10, 1024, 768), |
| 106 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 107 gfx::Rect(0, 0, 800, 600), |
| 108 gfx::Rect(-1024, 10, 1024, 768), |
| 109 1.0f)); |
| 110 } |
| 111 |
| 112 TEST(RectUtilTest, ScaleAndPositionRectNoScaleTop) { |
| 113 // Left edge aligned. |
| 114 EXPECT_EQ(gfx::Rect(0, -768, 1024, 768), |
| 115 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 116 gfx::Rect(0, 0, 800, 600), |
| 117 gfx::Rect(0, -768, 1024, 768), |
| 118 1.0f)); |
| 119 // Right edge aligned. |
| 120 EXPECT_EQ(gfx::Rect(-224, -768, 1024, 768), |
| 121 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 122 gfx::Rect(0, 0, 800, 600), |
| 123 gfx::Rect(-224, -768, 1024, 768), |
| 124 1.0f)); |
| 125 // Offset to the right. |
| 126 EXPECT_EQ(gfx::Rect(10, -768, 1024, 768), |
| 127 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 128 gfx::Rect(0, 0, 800, 600), |
| 129 gfx::Rect(10, -768, 1024, 768), |
| 130 1.0f)); |
| 131 // Offset to the left. |
| 132 EXPECT_EQ(gfx::Rect(-10, -768, 1024, 768), |
| 133 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 134 gfx::Rect(0, 0, 800, 600), |
| 135 gfx::Rect(-10, -768, 1024, 768), |
| 136 1.0f)); |
| 137 } |
| 138 |
| 139 TEST(RectUtilTest, ScaleAndPositionRectNoScaleBottom) { |
| 140 // Left edge aligned. |
| 141 EXPECT_EQ(gfx::Rect(0, 600, 1024, 768), |
| 142 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 143 gfx::Rect(0, 0, 800, 600), |
| 144 gfx::Rect(0, 600, 1024, 768), |
| 145 1.0f)); |
| 146 // Right edge aligned. |
| 147 EXPECT_EQ(gfx::Rect(-224, 600, 1024, 768), |
| 148 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 149 gfx::Rect(0, 0, 800, 600), |
| 150 gfx::Rect(-224, 600, 1024, 768), |
| 151 1.0f)); |
| 152 // Offset to the right |
| 153 EXPECT_EQ(gfx::Rect(10, 600, 1024, 768), |
| 154 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 155 gfx::Rect(0, 0, 800, 600), |
| 156 gfx::Rect(10, 600, 1024, 768), |
| 157 1.0f)); |
| 158 // Offset to the left |
| 159 EXPECT_EQ(gfx::Rect(-10, 600, 1024, 768), |
| 160 ScaleAndPositionRect(gfx::Rect(0, 0, 800, 600), |
| 161 gfx::Rect(0, 0, 800, 600), |
| 162 gfx::Rect(-10, 600, 1024, 768), |
| 163 1.0f)); |
| 164 } |
| 165 |
| 166 TEST(RectUtilTest, ScaleAndPositionRectNoScaleOddDimensions) { |
| 167 EXPECT_EQ(gfx::Rect(59, 77, 7, 9), |
| 168 ScaleAndPositionRect(gfx::Rect(35, 72, 24, 24), |
| 169 gfx::Rect(35, 72, 24, 24), |
| 170 gfx::Rect(59, 77, 7, 9), |
| 171 1.0f)); |
| 172 EXPECT_EQ(gfx::Rect(-701, 9, 702, 2), |
| 173 ScaleAndPositionRect(gfx::Rect(1, 7, 30, 40), |
| 174 gfx::Rect(1, 7, 30, 40), |
| 175 gfx::Rect(-701, 9, 702, 2), |
| 176 1.0f)); |
| 177 } |
| 178 |
| 179 TEST(RectUtilTest, ScaleAndPositionRect2xScale) { |
| 180 // Side by side to the right. |
| 181 EXPECT_EQ(gfx::Rect(900, 50, 500, 350), |
| 182 ScaleAndPositionRect(gfx::Rect(100, 50, 800, 600), |
| 183 gfx::Rect(100, 50, 800, 600), |
| 184 gfx::Rect(900, 50, 1000, 700), |
| 185 2.0f)); |
| 186 // Side-by-side to the left. |
| 187 EXPECT_EQ(gfx::Rect(-400, 50, 500, 350), |
| 188 ScaleAndPositionRect(gfx::Rect(100, 50, 800, 600), |
| 189 gfx::Rect(100, 50, 800, 600), |
| 190 gfx::Rect(-900, 50, 1000, 700), |
| 191 2.0f)); |
| 192 |
| 193 // Side-by-side to the top. |
| 194 EXPECT_EQ(gfx::Rect(75, -300, 500, 350), |
| 195 ScaleAndPositionRect(gfx::Rect(100, 50, 800, 600), |
| 196 gfx::Rect(100, 50, 800, 600), |
| 197 gfx::Rect(50, -650, 1000, 700), |
| 198 2.0f)); |
| 199 |
| 200 // Side-by-side on the bottom. |
| 201 EXPECT_EQ(gfx::Rect(75, 650, 500, 350), |
| 202 ScaleAndPositionRect(gfx::Rect(100, 50, 800, 600), |
| 203 gfx::Rect(100, 50, 800, 600), |
| 204 gfx::Rect(50, 650, 1000, 700), |
| 205 2.0f)); |
| 206 |
| 207 // Side by side to the right. |
| 208 EXPECT_EQ(gfx::Rect(500, 50, 500, 350), |
| 209 ScaleAndPositionRect(gfx::Rect(100, 50, 400, 300), |
| 210 gfx::Rect(100, 50, 800, 600), |
| 211 gfx::Rect(900, 50, 1000, 700), |
| 212 2.0f)); |
| 213 |
| 214 // Side-by-side to the left. |
| 215 EXPECT_EQ(gfx::Rect(-400, 50, 500, 350), |
| 216 ScaleAndPositionRect(gfx::Rect(100, 50, 400, 300), |
| 217 gfx::Rect(100, 50, 800, 600), |
| 218 gfx::Rect(-900, 50, 1000, 700), |
| 219 2.0f)); |
| 220 |
| 221 // Side-by-side to the top. |
| 222 EXPECT_EQ(gfx::Rect(75, -300, 500, 350), |
| 223 ScaleAndPositionRect(gfx::Rect(100, 50, 400, 300), |
| 224 gfx::Rect(100, 50, 800, 600), |
| 225 gfx::Rect(50, -650, 1000, 700), |
| 226 2.0f)); |
| 227 |
| 228 |
| 229 // Side-by-side to the bottom. |
| 230 EXPECT_EQ(gfx::Rect(75, 350, 500, 350), |
| 231 ScaleAndPositionRect(gfx::Rect(100, 50, 400, 300), |
| 232 gfx::Rect(100, 50, 800, 600), |
| 233 gfx::Rect(50, 650, 1000, 700), |
| 234 2.0f)); |
| 235 } |
| 236 |
| 237 TEST(RectUtilTest, SquaredDistanceBetweenRectsFullyIntersecting) { |
| 238 gfx::Rect rect1(0, 0, 100, 100); |
| 239 gfx::Rect rect2(5, 5, 10, 10); |
| 240 EXPECT_EQ(0, SquaredDistanceBetweenRects(rect1, rect2)); |
| 241 EXPECT_EQ(0, SquaredDistanceBetweenRects(rect2, rect1)); |
| 242 } |
| 243 |
| 244 TEST(RectUtilTest, SquaredDistanceBetweenRectsPartiallyIntersecting) { |
| 245 gfx::Rect rect1(0, 0, 10, 10); |
| 246 gfx::Rect rect2(5, 5, 10, 10); |
| 247 EXPECT_EQ(0, SquaredDistanceBetweenRects(rect1, rect2)); |
| 248 EXPECT_EQ(0, SquaredDistanceBetweenRects(rect2, rect1)); |
| 249 } |
| 250 |
| 251 TEST(RectUtilTest, SquaredDistanceBetweenRectsTouching) { |
| 252 gfx::Rect ref(2, 2, 2, 2); |
| 253 |
| 254 gfx::Rect top_left(0, 0, 2, 2); |
| 255 EXPECT_EQ(0, SquaredDistanceBetweenRects(ref, top_left)); |
| 256 EXPECT_EQ(0, SquaredDistanceBetweenRects(top_left, ref)); |
| 257 gfx::Rect top_left_partial_top(1, 0, 2, 2); |
| 258 EXPECT_EQ(0, SquaredDistanceBetweenRects(ref, top_left_partial_top)); |
| 259 EXPECT_EQ(0, SquaredDistanceBetweenRects(top_left_partial_top, ref)); |
| 260 gfx::Rect top(2, 0, 2, 2); |
| 261 EXPECT_EQ(0, SquaredDistanceBetweenRects(ref, top)); |
| 262 EXPECT_EQ(0, SquaredDistanceBetweenRects(top, ref)); |
| 263 gfx::Rect top_right_partial_top(3, 0, 2, 2); |
| 264 EXPECT_EQ(0, SquaredDistanceBetweenRects(ref, top_right_partial_top)); |
| 265 EXPECT_EQ(0, SquaredDistanceBetweenRects(top_right_partial_top, ref)); |
| 266 gfx::Rect top_right(4, 0, 2, 2); |
| 267 EXPECT_EQ(0, SquaredDistanceBetweenRects(ref, top_right)); |
| 268 EXPECT_EQ(0, SquaredDistanceBetweenRects(top_right, ref)); |
| 269 |
| 270 gfx::Rect top_left_partial_left(0, 1, 2, 2); |
| 271 EXPECT_EQ(0, SquaredDistanceBetweenRects(ref, top_left_partial_left)); |
| 272 EXPECT_EQ(0, SquaredDistanceBetweenRects(top_left_partial_left, ref)); |
| 273 gfx::Rect left(0, 2, 2, 2); |
| 274 EXPECT_EQ(0, SquaredDistanceBetweenRects(ref, left)); |
| 275 EXPECT_EQ(0, SquaredDistanceBetweenRects(left, ref)); |
| 276 gfx::Rect bottom_left_partial(0, 3, 2, 2); |
| 277 EXPECT_EQ(0, SquaredDistanceBetweenRects(ref, bottom_left_partial)); |
| 278 EXPECT_EQ(0, SquaredDistanceBetweenRects(bottom_left_partial, ref)); |
| 279 gfx::Rect bottom_left(0, 4, 2, 2); |
| 280 EXPECT_EQ(0, SquaredDistanceBetweenRects(ref, bottom_left)); |
| 281 EXPECT_EQ(0, SquaredDistanceBetweenRects(bottom_left, ref)); |
| 282 } |
| 283 |
| 284 TEST(RectUtilTest, SquaredDistanceBetweenRectsOverlapping) { |
| 285 gfx::Rect ref(5, 5, 2, 2); |
| 286 |
| 287 gfx::Rect top_left_partial_top(4, 0, 2, 2); |
| 288 EXPECT_EQ(9, SquaredDistanceBetweenRects(ref, top_left_partial_top)); |
| 289 EXPECT_EQ(9, SquaredDistanceBetweenRects(top_left_partial_top, ref)); |
| 290 gfx::Rect top(5, 0, 2, 2); |
| 291 EXPECT_EQ(9, SquaredDistanceBetweenRects(ref, top)); |
| 292 EXPECT_EQ(9, SquaredDistanceBetweenRects(top, ref)); |
| 293 gfx::Rect top_right_partial(6, 0, 2, 2); |
| 294 EXPECT_EQ(9, SquaredDistanceBetweenRects(ref, top_right_partial)); |
| 295 EXPECT_EQ(9, SquaredDistanceBetweenRects(top_right_partial, ref)); |
| 296 |
| 297 gfx::Rect top_left_partial_left(0, 4, 2, 2); |
| 298 EXPECT_EQ(9, SquaredDistanceBetweenRects(ref, top_left_partial_left)); |
| 299 EXPECT_EQ(9, SquaredDistanceBetweenRects(top_left_partial_left, ref)); |
| 300 gfx::Rect left(0, 5, 2, 2); |
| 301 EXPECT_EQ(9, SquaredDistanceBetweenRects(ref, left)); |
| 302 EXPECT_EQ(9, SquaredDistanceBetweenRects(left, ref)); |
| 303 gfx::Rect bottom_left_partial(0, 6, 2, 2); |
| 304 EXPECT_EQ(9, SquaredDistanceBetweenRects(ref, bottom_left_partial)); |
| 305 EXPECT_EQ(9, SquaredDistanceBetweenRects(bottom_left_partial, ref)); |
| 306 } |
| 307 |
| 308 TEST(RectUtilTest, SquaredDistanceBetweenRectsDiagonals) { |
| 309 gfx::Rect ref(5, 5, 2, 2); |
| 310 |
| 311 gfx::Rect top_left(0, 0, 2, 2); |
| 312 EXPECT_EQ(18, SquaredDistanceBetweenRects(ref, top_left)); |
| 313 EXPECT_EQ(18, SquaredDistanceBetweenRects(top_left, ref)); |
| 314 |
| 315 gfx::Rect top_right(10, 0, 2, 2); |
| 316 EXPECT_EQ(18, SquaredDistanceBetweenRects(ref, top_right)); |
| 317 EXPECT_EQ(18, SquaredDistanceBetweenRects(top_right, ref)); |
| 318 } |
| 319 |
| 320 |
| 321 } // namespace win |
| 322 } // namespace gfx |
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