1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "compile/Image.h" 18 19 #include "test/Test.h" 20 21 namespace aapt { 22 23 // Pixels are in RGBA_8888 packing. 24 25 #define RED "\xff\x00\x00\xff" 26 #define BLUE "\x00\x00\xff\xff" 27 #define GREEN "\xff\x00\x00\xff" 28 #define GR_70 "\xff\x00\x00\xb3" 29 #define GR_50 "\xff\x00\x00\x80" 30 #define GR_20 "\xff\x00\x00\x33" 31 #define BLACK "\x00\x00\x00\xff" 32 #define WHITE "\xff\xff\xff\xff" 33 #define TRANS "\x00\x00\x00\x00" 34 35 static uint8_t* k2x2[] = { 36 (uint8_t*)WHITE WHITE, (uint8_t*)WHITE WHITE, 37 }; 38 39 static uint8_t* kMixedNeutralColor3x3[] = { 40 (uint8_t*)WHITE BLACK TRANS, (uint8_t*)TRANS RED TRANS, 41 (uint8_t*)WHITE WHITE WHITE, 42 }; 43 44 static uint8_t* kTransparentNeutralColor3x3[] = { 45 (uint8_t*)TRANS BLACK TRANS, (uint8_t*)BLACK RED BLACK, 46 (uint8_t*)TRANS BLACK TRANS, 47 }; 48 49 static uint8_t* kSingleStretch7x6[] = { 50 (uint8_t*)WHITE WHITE BLACK BLACK BLACK WHITE WHITE, 51 (uint8_t*)WHITE RED RED RED RED RED WHITE, 52 (uint8_t*)BLACK RED RED RED RED RED WHITE, 53 (uint8_t*)BLACK RED RED RED RED RED WHITE, 54 (uint8_t*)WHITE RED RED RED RED RED WHITE, 55 (uint8_t*)WHITE WHITE WHITE WHITE WHITE WHITE WHITE, 56 }; 57 58 static uint8_t* kMultipleStretch10x7[] = { 59 (uint8_t*)WHITE WHITE BLACK WHITE BLACK BLACK WHITE BLACK WHITE WHITE, 60 (uint8_t*)BLACK RED BLUE RED BLUE BLUE RED BLUE RED WHITE, 61 (uint8_t*)BLACK RED BLUE RED BLUE BLUE RED BLUE RED WHITE, 62 (uint8_t*)WHITE RED BLUE RED BLUE BLUE RED BLUE RED WHITE, 63 (uint8_t*)BLACK RED BLUE RED BLUE BLUE RED BLUE RED WHITE, 64 (uint8_t*)BLACK RED BLUE RED BLUE BLUE RED BLUE RED WHITE, 65 (uint8_t*)WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE, 66 }; 67 68 static uint8_t* kPadding6x5[] = { 69 (uint8_t*)WHITE WHITE WHITE WHITE WHITE WHITE, 70 (uint8_t*)WHITE WHITE WHITE WHITE WHITE WHITE, 71 (uint8_t*)WHITE WHITE WHITE WHITE WHITE BLACK, 72 (uint8_t*)WHITE WHITE WHITE WHITE WHITE WHITE, 73 (uint8_t*)WHITE WHITE BLACK BLACK WHITE WHITE, 74 }; 75 76 static uint8_t* kLayoutBoundsWrongEdge3x3[] = { 77 (uint8_t*)WHITE RED WHITE, (uint8_t*)RED WHITE WHITE, 78 (uint8_t*)WHITE WHITE WHITE, 79 }; 80 81 static uint8_t* kLayoutBoundsNotEdgeAligned5x5[] = { 82 (uint8_t*)WHITE WHITE WHITE WHITE WHITE, 83 (uint8_t*)WHITE WHITE WHITE WHITE WHITE, 84 (uint8_t*)WHITE WHITE WHITE WHITE RED, 85 (uint8_t*)WHITE WHITE WHITE WHITE WHITE, 86 (uint8_t*)WHITE WHITE RED WHITE WHITE, 87 }; 88 89 static uint8_t* kLayoutBounds5x5[] = { 90 (uint8_t*)WHITE WHITE WHITE WHITE WHITE, 91 (uint8_t*)WHITE WHITE WHITE WHITE RED, 92 (uint8_t*)WHITE WHITE WHITE WHITE WHITE, 93 (uint8_t*)WHITE WHITE WHITE WHITE RED, 94 (uint8_t*)WHITE RED WHITE RED WHITE, 95 }; 96 97 static uint8_t* kAsymmetricLayoutBounds5x5[] = { 98 (uint8_t*)WHITE WHITE WHITE WHITE WHITE, 99 (uint8_t*)WHITE WHITE WHITE WHITE RED, 100 (uint8_t*)WHITE WHITE WHITE WHITE WHITE, 101 (uint8_t*)WHITE WHITE WHITE WHITE WHITE, 102 (uint8_t*)WHITE RED WHITE WHITE WHITE, 103 }; 104 105 static uint8_t* kPaddingAndLayoutBounds5x5[] = { 106 (uint8_t*)WHITE WHITE WHITE WHITE WHITE, 107 (uint8_t*)WHITE WHITE WHITE WHITE RED, 108 (uint8_t*)WHITE WHITE WHITE WHITE BLACK, 109 (uint8_t*)WHITE WHITE WHITE WHITE RED, 110 (uint8_t*)WHITE RED BLACK RED WHITE, 111 }; 112 113 static uint8_t* kColorfulImage5x5[] = { 114 (uint8_t*)WHITE BLACK WHITE BLACK WHITE, 115 (uint8_t*)BLACK RED BLUE GREEN WHITE, 116 (uint8_t*)BLACK RED GREEN GREEN WHITE, 117 (uint8_t*)WHITE TRANS BLUE GREEN WHITE, 118 (uint8_t*)WHITE WHITE WHITE WHITE WHITE, 119 }; 120 121 static uint8_t* kOutlineOpaque10x10[] = { 122 (uint8_t*)WHITE BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK WHITE, 123 (uint8_t*)WHITE TRANS TRANS TRANS TRANS TRANS TRANS TRANS TRANS WHITE, 124 (uint8_t*)WHITE TRANS TRANS TRANS TRANS TRANS TRANS TRANS TRANS WHITE, 125 (uint8_t*)WHITE TRANS TRANS GREEN GREEN GREEN GREEN TRANS TRANS WHITE, 126 (uint8_t*)WHITE TRANS TRANS GREEN GREEN GREEN GREEN TRANS TRANS WHITE, 127 (uint8_t*)WHITE TRANS TRANS GREEN GREEN GREEN GREEN TRANS TRANS WHITE, 128 (uint8_t*)WHITE TRANS TRANS GREEN GREEN GREEN GREEN TRANS TRANS WHITE, 129 (uint8_t*)WHITE TRANS TRANS TRANS TRANS TRANS TRANS TRANS TRANS WHITE, 130 (uint8_t*)WHITE TRANS TRANS TRANS TRANS TRANS TRANS TRANS TRANS WHITE, 131 (uint8_t*)WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE, 132 }; 133 134 static uint8_t* kOutlineTranslucent10x10[] = { 135 (uint8_t*)WHITE BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK WHITE, 136 (uint8_t*)WHITE TRANS TRANS TRANS TRANS TRANS TRANS TRANS TRANS WHITE, 137 (uint8_t*)WHITE TRANS TRANS GR_20 GR_20 GR_20 GR_20 TRANS TRANS WHITE, 138 (uint8_t*)WHITE TRANS TRANS GR_50 GR_50 GR_50 GR_50 TRANS TRANS WHITE, 139 (uint8_t*)WHITE TRANS GR_20 GR_50 GR_70 GR_70 GR_50 GR_20 TRANS WHITE, 140 (uint8_t*)WHITE TRANS GR_20 GR_50 GR_70 GR_70 GR_50 GR_20 TRANS WHITE, 141 (uint8_t*)WHITE TRANS TRANS GR_50 GR_50 GR_50 GR_50 TRANS TRANS WHITE, 142 (uint8_t*)WHITE TRANS TRANS GR_20 GR_20 GR_20 GR_20 TRANS TRANS WHITE, 143 (uint8_t*)WHITE TRANS TRANS TRANS TRANS TRANS TRANS TRANS TRANS WHITE, 144 (uint8_t*)WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE, 145 }; 146 147 static uint8_t* kOutlineOffsetTranslucent12x10[] = { 148 (uint8_t*) 149 WHITE WHITE WHITE BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK WHITE, 150 (uint8_t*) 151 WHITE TRANS TRANS TRANS TRANS TRANS TRANS TRANS TRANS TRANS TRANS WHITE, 152 (uint8_t*) 153 WHITE TRANS TRANS TRANS TRANS GR_20 GR_20 GR_20 GR_20 TRANS TRANS WHITE, 154 (uint8_t*) 155 WHITE TRANS TRANS TRANS TRANS GR_50 GR_50 GR_50 GR_50 TRANS TRANS WHITE, 156 (uint8_t*) 157 WHITE TRANS TRANS TRANS GR_20 GR_50 GR_70 GR_70 GR_50 GR_20 TRANS WHITE, 158 (uint8_t*) 159 WHITE TRANS TRANS TRANS GR_20 GR_50 GR_70 GR_70 GR_50 GR_20 TRANS WHITE, 160 (uint8_t*) 161 WHITE TRANS TRANS TRANS TRANS GR_50 GR_50 GR_50 GR_50 TRANS TRANS WHITE, 162 (uint8_t*) 163 WHITE TRANS TRANS TRANS TRANS GR_20 GR_20 GR_20 GR_20 TRANS TRANS WHITE, 164 (uint8_t*) 165 WHITE TRANS TRANS TRANS TRANS TRANS TRANS TRANS TRANS TRANS TRANS WHITE, 166 (uint8_t*) 167 WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE, 168 }; 169 170 static uint8_t* kOutlineRadius5x5[] = { 171 (uint8_t*)WHITE BLACK BLACK BLACK WHITE, 172 (uint8_t*)BLACK TRANS GREEN TRANS WHITE, 173 (uint8_t*)BLACK GREEN GREEN GREEN WHITE, 174 (uint8_t*)BLACK TRANS GREEN TRANS WHITE, 175 (uint8_t*)WHITE WHITE WHITE WHITE WHITE, 176 }; 177 178 static uint8_t* kStretchAndPadding5x5[] = { 179 (uint8_t*)WHITE WHITE BLACK WHITE WHITE, (uint8_t*)WHITE RED RED RED WHITE, 180 (uint8_t*)BLACK RED RED RED BLACK, (uint8_t*)WHITE RED RED RED WHITE, 181 (uint8_t*)WHITE WHITE BLACK WHITE WHITE, 182 }; 183 184 TEST(NinePatchTest, Minimum3x3) { 185 std::string err; 186 EXPECT_EQ(nullptr, NinePatch::Create(k2x2, 2, 2, &err)); 187 EXPECT_FALSE(err.empty()); 188 } 189 190 TEST(NinePatchTest, MixedNeutralColors) { 191 std::string err; 192 EXPECT_EQ(nullptr, NinePatch::Create(kMixedNeutralColor3x3, 3, 3, &err)); 193 EXPECT_FALSE(err.empty()); 194 } 195 196 TEST(NinePatchTest, TransparentNeutralColor) { 197 std::string err; 198 EXPECT_NE(nullptr, 199 NinePatch::Create(kTransparentNeutralColor3x3, 3, 3, &err)); 200 } 201 202 TEST(NinePatchTest, SingleStretchRegion) { 203 std::string err; 204 std::unique_ptr<NinePatch> nine_patch = 205 NinePatch::Create(kSingleStretch7x6, 7, 6, &err); 206 ASSERT_NE(nullptr, nine_patch); 207 208 ASSERT_EQ(1u, nine_patch->horizontal_stretch_regions.size()); 209 ASSERT_EQ(1u, nine_patch->vertical_stretch_regions.size()); 210 211 EXPECT_EQ(Range(1, 4), nine_patch->horizontal_stretch_regions.front()); 212 EXPECT_EQ(Range(1, 3), nine_patch->vertical_stretch_regions.front()); 213 } 214 215 TEST(NinePatchTest, MultipleStretchRegions) { 216 std::string err; 217 std::unique_ptr<NinePatch> nine_patch = 218 NinePatch::Create(kMultipleStretch10x7, 10, 7, &err); 219 ASSERT_NE(nullptr, nine_patch); 220 221 ASSERT_EQ(3u, nine_patch->horizontal_stretch_regions.size()); 222 ASSERT_EQ(2u, nine_patch->vertical_stretch_regions.size()); 223 224 EXPECT_EQ(Range(1, 2), nine_patch->horizontal_stretch_regions[0]); 225 EXPECT_EQ(Range(3, 5), nine_patch->horizontal_stretch_regions[1]); 226 EXPECT_EQ(Range(6, 7), nine_patch->horizontal_stretch_regions[2]); 227 228 EXPECT_EQ(Range(0, 2), nine_patch->vertical_stretch_regions[0]); 229 EXPECT_EQ(Range(3, 5), nine_patch->vertical_stretch_regions[1]); 230 } 231 232 TEST(NinePatchTest, InferPaddingFromStretchRegions) { 233 std::string err; 234 std::unique_ptr<NinePatch> nine_patch = 235 NinePatch::Create(kMultipleStretch10x7, 10, 7, &err); 236 ASSERT_NE(nullptr, nine_patch); 237 EXPECT_EQ(Bounds(1, 0, 1, 0), nine_patch->padding); 238 } 239 240 TEST(NinePatchTest, Padding) { 241 std::string err; 242 std::unique_ptr<NinePatch> nine_patch = 243 NinePatch::Create(kPadding6x5, 6, 5, &err); 244 ASSERT_NE(nullptr, nine_patch); 245 EXPECT_EQ(Bounds(1, 1, 1, 1), nine_patch->padding); 246 } 247 248 TEST(NinePatchTest, LayoutBoundsAreOnWrongEdge) { 249 std::string err; 250 EXPECT_EQ(nullptr, NinePatch::Create(kLayoutBoundsWrongEdge3x3, 3, 3, &err)); 251 EXPECT_FALSE(err.empty()); 252 } 253 254 TEST(NinePatchTest, LayoutBoundsMustTouchEdges) { 255 std::string err; 256 EXPECT_EQ(nullptr, 257 NinePatch::Create(kLayoutBoundsNotEdgeAligned5x5, 5, 5, &err)); 258 EXPECT_FALSE(err.empty()); 259 } 260 261 TEST(NinePatchTest, LayoutBounds) { 262 std::string err; 263 std::unique_ptr<NinePatch> nine_patch = 264 NinePatch::Create(kLayoutBounds5x5, 5, 5, &err); 265 ASSERT_NE(nullptr, nine_patch); 266 EXPECT_EQ(Bounds(1, 1, 1, 1), nine_patch->layout_bounds); 267 268 nine_patch = NinePatch::Create(kAsymmetricLayoutBounds5x5, 5, 5, &err); 269 ASSERT_NE(nullptr, nine_patch); 270 EXPECT_EQ(Bounds(1, 1, 0, 0), nine_patch->layout_bounds); 271 } 272 273 TEST(NinePatchTest, PaddingAndLayoutBounds) { 274 std::string err; 275 std::unique_ptr<NinePatch> nine_patch = 276 NinePatch::Create(kPaddingAndLayoutBounds5x5, 5, 5, &err); 277 ASSERT_NE(nullptr, nine_patch); 278 EXPECT_EQ(Bounds(1, 1, 1, 1), nine_patch->padding); 279 EXPECT_EQ(Bounds(1, 1, 1, 1), nine_patch->layout_bounds); 280 } 281 282 TEST(NinePatchTest, RegionColorsAreCorrect) { 283 std::string err; 284 std::unique_ptr<NinePatch> nine_patch = 285 NinePatch::Create(kColorfulImage5x5, 5, 5, &err); 286 ASSERT_NE(nullptr, nine_patch); 287 288 std::vector<uint32_t> expected_colors = { 289 NinePatch::PackRGBA((uint8_t*)RED), 290 (uint32_t)android::Res_png_9patch::NO_COLOR, 291 NinePatch::PackRGBA((uint8_t*)GREEN), 292 (uint32_t)android::Res_png_9patch::TRANSPARENT_COLOR, 293 NinePatch::PackRGBA((uint8_t*)BLUE), 294 NinePatch::PackRGBA((uint8_t*)GREEN), 295 }; 296 EXPECT_EQ(expected_colors, nine_patch->region_colors); 297 } 298 299 TEST(NinePatchTest, OutlineFromOpaqueImage) { 300 std::string err; 301 std::unique_ptr<NinePatch> nine_patch = 302 NinePatch::Create(kOutlineOpaque10x10, 10, 10, &err); 303 ASSERT_NE(nullptr, nine_patch); 304 EXPECT_EQ(Bounds(2, 2, 2, 2), nine_patch->outline); 305 EXPECT_EQ(0x000000ffu, nine_patch->outline_alpha); 306 EXPECT_EQ(0.0f, nine_patch->outline_radius); 307 } 308 309 TEST(NinePatchTest, OutlineFromTranslucentImage) { 310 std::string err; 311 std::unique_ptr<NinePatch> nine_patch = 312 NinePatch::Create(kOutlineTranslucent10x10, 10, 10, &err); 313 ASSERT_NE(nullptr, nine_patch); 314 EXPECT_EQ(Bounds(3, 3, 3, 3), nine_patch->outline); 315 EXPECT_EQ(0x000000b3u, nine_patch->outline_alpha); 316 EXPECT_EQ(0.0f, nine_patch->outline_radius); 317 } 318 319 TEST(NinePatchTest, OutlineFromOffCenterImage) { 320 std::string err; 321 std::unique_ptr<NinePatch> nine_patch = 322 NinePatch::Create(kOutlineOffsetTranslucent12x10, 12, 10, &err); 323 ASSERT_NE(nullptr, nine_patch); 324 325 // TODO(adamlesinski): The old AAPT algorithm searches from the outside to the 326 // middle for each inset. If the outline is shifted, the search may not find a 327 // closer bounds. 328 // This check should be: 329 // EXPECT_EQ(Bounds(5, 3, 3, 3), ninePatch->outline); 330 // but until I know what behavior I'm breaking, I will leave it at the 331 // incorrect: 332 EXPECT_EQ(Bounds(4, 3, 3, 3), nine_patch->outline); 333 334 EXPECT_EQ(0x000000b3u, nine_patch->outline_alpha); 335 EXPECT_EQ(0.0f, nine_patch->outline_radius); 336 } 337 338 TEST(NinePatchTest, OutlineRadius) { 339 std::string err; 340 std::unique_ptr<NinePatch> nine_patch = 341 NinePatch::Create(kOutlineRadius5x5, 5, 5, &err); 342 ASSERT_NE(nullptr, nine_patch); 343 EXPECT_EQ(Bounds(0, 0, 0, 0), nine_patch->outline); 344 EXPECT_EQ(3.4142f, nine_patch->outline_radius); 345 } 346 347 ::testing::AssertionResult BigEndianOne(uint8_t* cursor) { 348 if (cursor[0] == 0 && cursor[1] == 0 && cursor[2] == 0 && cursor[3] == 1) { 349 return ::testing::AssertionSuccess(); 350 } 351 return ::testing::AssertionFailure() << "Not BigEndian 1"; 352 } 353 354 TEST(NinePatchTest, SerializePngEndianness) { 355 std::string err; 356 std::unique_ptr<NinePatch> nine_patch = 357 NinePatch::Create(kStretchAndPadding5x5, 5, 5, &err); 358 ASSERT_NE(nullptr, nine_patch); 359 360 size_t len; 361 std::unique_ptr<uint8_t[]> data = nine_patch->SerializeBase(&len); 362 ASSERT_NE(nullptr, data); 363 ASSERT_NE(0u, len); 364 365 // Skip past wasDeserialized + numXDivs + numYDivs + numColors + xDivsOffset + 366 // yDivsOffset 367 // (12 bytes) 368 uint8_t* cursor = data.get() + 12; 369 370 // Check that padding is big-endian. Expecting value 1. 371 EXPECT_TRUE(BigEndianOne(cursor)); 372 EXPECT_TRUE(BigEndianOne(cursor + 4)); 373 EXPECT_TRUE(BigEndianOne(cursor + 8)); 374 EXPECT_TRUE(BigEndianOne(cursor + 12)); 375 } 376 377 } // namespace aapt 378
