Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2019 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 | package android.content.res.loader.test |
| 18 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 19 | import android.app.Activity |
| 20 | import android.content.Context |
| 21 | import android.content.Intent |
| 22 | import android.content.res.Configuration |
| 23 | import android.content.res.Resources |
| 24 | import android.content.res.loader.ResourcesLoader |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 25 | import android.graphics.Color |
| 26 | import android.graphics.drawable.BitmapDrawable |
| 27 | import android.graphics.drawable.ColorDrawable |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 28 | import android.os.IBinder |
| 29 | import androidx.test.rule.ActivityTestRule |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 30 | import org.junit.Assert.assertEquals |
| 31 | import org.junit.Assert.assertNotEquals |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 32 | import org.junit.Rule |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 33 | import org.junit.Test |
| 34 | import org.junit.runner.RunWith |
| 35 | import org.junit.runners.Parameterized |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 36 | import java.util.Collections |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 37 | |
| 38 | /** |
| 39 | * Tests generic ResourceLoader behavior. Intentionally abstract in its test methodology because |
| 40 | * the behavior being verified isn't specific to any resource type. As long as it can pass an |
| 41 | * equals check. |
| 42 | * |
| 43 | * Currently tests strings and dimens since String and any Number seemed most relevant to verify. |
| 44 | */ |
| 45 | @RunWith(Parameterized::class) |
| 46 | class ResourceLoaderValuesTest : ResourceLoaderTestBase() { |
| 47 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 48 | @get:Rule |
| 49 | private val mTestActivityRule = ActivityTestRule<TestActivity>(TestActivity::class.java) |
| 50 | |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 51 | companion object { |
| 52 | @Parameterized.Parameters(name = "{1} {0}") |
| 53 | @JvmStatic |
| 54 | fun parameters(): Array<Any> { |
| 55 | val parameters = mutableListOf<Parameter>() |
| 56 | |
| 57 | // R.string |
| 58 | parameters += Parameter( |
| 59 | { getString(android.R.string.cancel) }, |
| 60 | "stringOne", { "SomeRidiculouslyUnlikelyStringOne" }, |
| 61 | "stringTwo", { "SomeRidiculouslyUnlikelyStringTwo" }, |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 62 | "stringThree", { "SomeRidiculouslyUnlikelyStringThree" }, |
| 63 | "stringFour", { "SomeRidiculouslyUnlikelyStringFour" }, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 64 | listOf(DataType.APK, DataType.ARSC) |
| 65 | ) |
| 66 | |
| 67 | // R.dimen |
| 68 | parameters += Parameter( |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 69 | { getDimensionPixelSize(android.R.dimen.app_icon_size) }, |
| 70 | "dimenOne", { 100.dpToPx(resources) }, |
| 71 | "dimenTwo", { 200.dpToPx(resources) }, |
| 72 | "dimenThree", { 300.dpToPx(resources) }, |
| 73 | "dimenFour", { 400.dpToPx(resources) }, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 74 | listOf(DataType.APK, DataType.ARSC) |
| 75 | ) |
| 76 | |
| 77 | // File in the assets directory |
| 78 | parameters += Parameter( |
| 79 | { assets.open("Asset.txt").reader().readText() }, |
| 80 | "assetOne", { "assetOne" }, |
| 81 | "assetTwo", { "assetTwo" }, |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 82 | "assetFour", { "assetFour" }, |
| 83 | "assetThree", { "assetThree" }, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 84 | listOf(DataType.ASSET) |
| 85 | ) |
| 86 | |
| 87 | // From assets directory returning file descriptor |
| 88 | parameters += Parameter( |
| 89 | { assets.openFd("Asset.txt").readText() }, |
| 90 | "assetOne", { "assetOne" }, |
| 91 | "assetTwo", { "assetTwo" }, |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 92 | "assetFour", { "assetFour" }, |
| 93 | "assetThree", { "assetThree" }, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 94 | listOf(DataType.ASSET_FD) |
| 95 | ) |
| 96 | |
| 97 | // From root directory returning file descriptor |
| 98 | parameters += Parameter( |
| 99 | { assets.openNonAssetFd("NonAsset.txt").readText() }, |
| 100 | "NonAssetOne", { "NonAssetOne" }, |
| 101 | "NonAssetTwo", { "NonAssetTwo" }, |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 102 | "NonAssetThree", { "NonAssetThree" }, |
| 103 | "NonAssetFour", { "NonAssetFour" }, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 104 | listOf(DataType.NON_ASSET) |
| 105 | ) |
| 106 | |
| 107 | // Asset as compiled XML drawable |
| 108 | parameters += Parameter( |
| 109 | { (getDrawable(R.drawable.non_asset_drawable) as ColorDrawable).color }, |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 110 | "nonAssetDrawableOne", { Color.parseColor("#000001") }, |
| 111 | "nonAssetDrawableTwo", { Color.parseColor("#000002") }, |
| 112 | "nonAssetDrawableThree", { Color.parseColor("#000003") }, |
| 113 | "nonAssetDrawableFour", { Color.parseColor("#000004") }, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 114 | listOf(DataType.NON_ASSET_DRAWABLE) |
| 115 | ) |
| 116 | |
| 117 | // Asset as compiled bitmap drawable |
| 118 | parameters += Parameter( |
| 119 | { |
| 120 | (getDrawable(R.drawable.non_asset_bitmap) as BitmapDrawable) |
| 121 | .bitmap.getColor(0, 0).toArgb() |
| 122 | }, |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 123 | "nonAssetBitmapRed", { Color.RED }, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 124 | "nonAssetBitmapGreen", { Color.GREEN }, |
| 125 | "nonAssetBitmapBlue", { Color.BLUE }, |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 126 | "nonAssetBitmapWhite", { Color.WHITE }, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 127 | listOf(DataType.NON_ASSET_BITMAP) |
| 128 | ) |
| 129 | |
| 130 | // Asset as compiled XML layout |
| 131 | parameters += Parameter( |
| 132 | { getLayout(R.layout.layout).advanceToRoot().name }, |
| 133 | "layoutOne", { "RelativeLayout" }, |
| 134 | "layoutTwo", { "LinearLayout" }, |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 135 | "layoutThree", { "FrameLayout" }, |
| 136 | "layoutFour", { "TableLayout" }, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 137 | listOf(DataType.NON_ASSET_LAYOUT) |
| 138 | ) |
| 139 | |
| 140 | // Isolated resource split |
| 141 | parameters += Parameter( |
| 142 | { getString(R.string.split_overlaid) }, |
| 143 | "split_one", { "Split ONE Overlaid" }, |
| 144 | "split_two", { "Split TWO Overlaid" }, |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 145 | "split_three", { "Split THREE Overlaid" }, |
| 146 | "split_four", { "Split FOUR Overlaid" }, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 147 | listOf(DataType.SPLIT) |
| 148 | ) |
| 149 | |
| 150 | return parameters.flatMap { parameter -> |
| 151 | parameter.dataTypes.map { dataType -> |
| 152 | arrayOf(dataType, parameter) |
| 153 | } |
| 154 | }.toTypedArray() |
| 155 | } |
| 156 | } |
| 157 | |
| 158 | @Suppress("LateinitVarOverridesLateinitVar") |
| 159 | @field:Parameterized.Parameter(0) |
| 160 | override lateinit var dataType: DataType |
| 161 | |
| 162 | @field:Parameterized.Parameter(1) |
| 163 | lateinit var parameter: Parameter |
| 164 | |
| 165 | private val valueOne by lazy { parameter.valueOne(this) } |
| 166 | private val valueTwo by lazy { parameter.valueTwo(this) } |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 167 | private val valueThree by lazy { parameter.valueThree(this) } |
| 168 | private val valueFour by lazy { parameter.valueFour(this) } |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 169 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 170 | private fun openOne() = parameter.providerOne.openProvider() |
| 171 | private fun openTwo() = parameter.providerTwo.openProvider() |
| 172 | private fun openThree() = parameter.providerThree.openProvider() |
| 173 | private fun openFour() = parameter.providerFour.openProvider() |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 174 | |
| 175 | // Class method for syntax highlighting purposes |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 176 | private fun getValue(c: Context = context) = parameter.getValue(c.resources) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 177 | |
| 178 | @Test |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 179 | fun assertValueUniqueness() { |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 180 | // Ensure the parameters are valid in case of coding errors |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 181 | val original = getValue() |
| 182 | assertNotEquals(valueOne, original) |
| 183 | assertNotEquals(valueTwo, original) |
| 184 | assertNotEquals(valueThree, original) |
| 185 | assertNotEquals(valueFour, original) |
| 186 | assertNotEquals(valueTwo, valueOne) |
| 187 | assertNotEquals(valueThree, valueOne) |
| 188 | assertNotEquals(valueFour, valueOne) |
| 189 | assertNotEquals(valueThree, valueTwo) |
| 190 | assertNotEquals(valueFour, valueTwo) |
| 191 | assertNotEquals(valueFour, valueThree) |
| 192 | } |
| 193 | |
| 194 | @Test |
| 195 | fun addMultipleProviders() { |
| 196 | val originalValue = getValue() |
| 197 | val testOne = openOne() |
| 198 | val testTwo = openTwo() |
| 199 | val loader = ResourcesLoader() |
| 200 | |
| 201 | resources.addLoader(loader) |
| 202 | loader.addProvider(testOne) |
| 203 | assertEquals(valueOne, getValue()) |
| 204 | |
| 205 | loader.addProvider(testTwo) |
| 206 | assertEquals(valueTwo, getValue()) |
| 207 | |
| 208 | loader.removeProvider(testOne) |
| 209 | assertEquals(valueTwo, getValue()) |
| 210 | |
| 211 | loader.removeProvider(testTwo) |
| 212 | assertEquals(originalValue, getValue()) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 213 | } |
| 214 | |
| 215 | @Test |
| 216 | fun addMultipleLoaders() { |
| 217 | val originalValue = getValue() |
| 218 | val testOne = openOne() |
| 219 | val testTwo = openTwo() |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 220 | val loader1 = ResourcesLoader() |
| 221 | val loader2 = ResourcesLoader() |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 222 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 223 | resources.addLoader(loader1) |
| 224 | loader1.addProvider(testOne) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 225 | assertEquals(valueOne, getValue()) |
| 226 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 227 | resources.addLoader(loader2) |
| 228 | loader2.addProvider(testTwo) |
| 229 | assertEquals(valueTwo, getValue()) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 230 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 231 | resources.removeLoader(loader1) |
| 232 | assertEquals(valueTwo, getValue()) |
| 233 | |
| 234 | resources.removeLoader(loader2) |
| 235 | assertEquals(originalValue, getValue()) |
| 236 | } |
| 237 | |
| 238 | @Test |
| 239 | fun setMultipleProviders() { |
| 240 | val originalValue = getValue() |
| 241 | val testOne = openOne() |
| 242 | val testTwo = openTwo() |
| 243 | val loader = ResourcesLoader() |
| 244 | |
| 245 | resources.addLoader(loader) |
| 246 | loader.providers = listOf(testOne, testTwo) |
| 247 | assertEquals(valueTwo, getValue()) |
| 248 | |
| 249 | loader.removeProvider(testTwo) |
| 250 | assertEquals(valueOne, getValue()) |
| 251 | |
| 252 | loader.providers = Collections.emptyList() |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 253 | assertEquals(originalValue, getValue()) |
| 254 | } |
| 255 | |
| 256 | @Test |
| 257 | fun setMultipleLoaders() { |
| 258 | val originalValue = getValue() |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 259 | val loader1 = ResourcesLoader() |
| 260 | loader1.addProvider(openOne()) |
| 261 | val loader2 = ResourcesLoader() |
| 262 | loader2.addProvider(openTwo()) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 263 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 264 | resources.loaders = listOf(loader1, loader2) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 265 | assertEquals(valueTwo, getValue()) |
| 266 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 267 | resources.removeLoader(loader2) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 268 | assertEquals(valueOne, getValue()) |
| 269 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 270 | resources.loaders = Collections.emptyList() |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 271 | assertEquals(originalValue, getValue()) |
| 272 | } |
| 273 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 274 | @Test(expected = UnsupportedOperationException::class) |
| 275 | fun getProvidersDoesNotLeakMutability() { |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 276 | val testOne = openOne() |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 277 | val loader = ResourcesLoader() |
| 278 | val providers = loader.providers |
| 279 | providers += testOne |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 280 | } |
| 281 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 282 | @Test(expected = UnsupportedOperationException::class) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 283 | fun getLoadersDoesNotLeakMutability() { |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 284 | val loaders = resources.loaders |
| 285 | loaders += ResourcesLoader() |
| 286 | } |
| 287 | |
| 288 | @Test |
| 289 | fun alreadyAddedProviderNoOps() { |
| 290 | val testOne = openOne() |
| 291 | val testTwo = openTwo() |
| 292 | val loader = ResourcesLoader() |
| 293 | |
| 294 | resources.addLoader(loader) |
| 295 | loader.addProvider(testOne) |
| 296 | loader.addProvider(testTwo) |
| 297 | loader.addProvider(testOne) |
| 298 | |
| 299 | assertEquals(2, loader.providers.size) |
| 300 | assertEquals(loader.providers[0], testOne) |
| 301 | assertEquals(loader.providers[1], testTwo) |
| 302 | } |
| 303 | |
| 304 | @Test |
| 305 | fun alreadyAddedLoaderNoOps() { |
| 306 | val loader1 = ResourcesLoader() |
| 307 | loader1.addProvider(openOne()) |
| 308 | val loader2 = ResourcesLoader() |
| 309 | loader2.addProvider(openTwo()) |
| 310 | |
| 311 | resources.addLoader(loader1) |
| 312 | resources.addLoader(loader2) |
| 313 | resources.addLoader(loader1) |
| 314 | |
| 315 | assertEquals(2, resources.loaders.size) |
| 316 | assertEquals(resources.loaders[0], loader1) |
| 317 | assertEquals(resources.loaders[1], loader2) |
| 318 | } |
| 319 | |
| 320 | @Test |
| 321 | fun repeatedRemoveProviderNoOps() { |
| 322 | val testOne = openOne() |
| 323 | val testTwo = openTwo() |
| 324 | val loader = ResourcesLoader() |
| 325 | |
| 326 | resources.addLoader(loader) |
| 327 | loader.addProvider(testOne) |
| 328 | loader.addProvider(testTwo) |
| 329 | |
| 330 | loader.removeProvider(testOne) |
| 331 | loader.removeProvider(testOne) |
| 332 | |
| 333 | assertEquals(1, loader.providers.size) |
| 334 | assertEquals(loader.providers[0], testTwo) |
| 335 | } |
| 336 | |
| 337 | @Test |
| 338 | fun repeatedRemoveLoaderNoOps() { |
| 339 | val loader1 = ResourcesLoader() |
| 340 | loader1.addProvider(openOne()) |
| 341 | val loader2 = ResourcesLoader() |
| 342 | loader2.addProvider(openTwo()) |
| 343 | |
| 344 | resources.loaders = listOf(loader1, loader2) |
| 345 | resources.removeLoader(loader1) |
| 346 | resources.removeLoader(loader1) |
| 347 | |
| 348 | assertEquals(1, resources.loaders.size) |
| 349 | assertEquals(resources.loaders[0], loader2) |
| 350 | } |
| 351 | |
| 352 | @Test |
| 353 | fun repeatedSetProvider() { |
| 354 | val testOne = openOne() |
| 355 | val testTwo = openTwo() |
| 356 | val loader = ResourcesLoader() |
| 357 | |
| 358 | resources.addLoader(loader) |
| 359 | loader.providers = listOf(testOne, testTwo) |
| 360 | loader.providers = listOf(testOne, testTwo) |
| 361 | |
| 362 | assertEquals(2, loader.providers.size) |
| 363 | assertEquals(loader.providers[0], testOne) |
| 364 | assertEquals(loader.providers[1], testTwo) |
| 365 | } |
| 366 | |
| 367 | @Test |
| 368 | fun repeatedSetLoaders() { |
| 369 | val loader1 = ResourcesLoader() |
| 370 | loader1.addProvider(openOne()) |
| 371 | val loader2 = ResourcesLoader() |
| 372 | loader2.addProvider(openTwo()) |
| 373 | |
| 374 | resources.loaders = listOf(loader1, loader2) |
| 375 | resources.loaders = listOf(loader1, loader2) |
| 376 | |
| 377 | assertEquals(2, resources.loaders.size) |
| 378 | assertEquals(resources.loaders[0], loader1) |
| 379 | assertEquals(resources.loaders[1], loader2) |
| 380 | } |
| 381 | |
| 382 | @Test |
| 383 | fun reorderProviders() { |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 384 | val originalValue = getValue() |
| 385 | val testOne = openOne() |
| 386 | val testTwo = openTwo() |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 387 | val loader = ResourcesLoader() |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 388 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 389 | resources.addLoader(loader) |
| 390 | loader.addProvider(testOne) |
| 391 | loader.addProvider(testTwo) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 392 | assertEquals(valueTwo, getValue()) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 393 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 394 | loader.removeProvider(testOne) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 395 | assertEquals(valueTwo, getValue()) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 396 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 397 | loader.addProvider(testOne) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 398 | assertEquals(valueOne, getValue()) |
| 399 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 400 | loader.removeProvider(testTwo) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 401 | assertEquals(valueOne, getValue()) |
| 402 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 403 | loader.removeProvider(testOne) |
| 404 | assertEquals(originalValue, getValue()) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 405 | } |
| 406 | |
| 407 | @Test |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 408 | fun reorderLoaders() { |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 409 | val originalValue = getValue() |
| 410 | val testOne = openOne() |
| 411 | val testTwo = openTwo() |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 412 | val loader1 = ResourcesLoader() |
| 413 | loader1.addProvider(testOne) |
| 414 | val loader2 = ResourcesLoader() |
| 415 | loader2.addProvider(testTwo) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 416 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 417 | resources.addLoader(loader1) |
| 418 | resources.addLoader(loader2) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 419 | assertEquals(valueTwo, getValue()) |
| 420 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 421 | resources.removeLoader(loader1) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 422 | assertEquals(valueTwo, getValue()) |
| 423 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 424 | resources.addLoader(loader1) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 425 | assertEquals(valueOne, getValue()) |
| 426 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 427 | resources.removeLoader(loader2) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 428 | assertEquals(valueOne, getValue()) |
| 429 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 430 | resources.removeLoader(loader1) |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 431 | assertEquals(originalValue, getValue()) |
| 432 | } |
| 433 | |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 434 | @Test |
| 435 | fun reorderMultipleLoadersAndProviders() { |
| 436 | val testOne = openOne() |
| 437 | val testTwo = openTwo() |
| 438 | val testThree = openThree() |
| 439 | val testFour = openFour() |
| 440 | |
| 441 | val loader1 = ResourcesLoader() |
| 442 | loader1.providers = listOf(testOne, testTwo) |
| 443 | |
| 444 | val loader2 = ResourcesLoader() |
| 445 | loader2.providers = listOf(testThree, testFour) |
| 446 | |
| 447 | resources.loaders = listOf(loader1, loader2) |
| 448 | assertEquals(valueFour, getValue()) |
| 449 | |
| 450 | resources.loaders = listOf(loader2, loader1) |
| 451 | assertEquals(valueTwo, getValue()) |
| 452 | |
| 453 | loader1.removeProvider(testTwo) |
| 454 | assertEquals(valueOne, getValue()) |
| 455 | |
| 456 | loader1.removeProvider(testOne) |
| 457 | assertEquals(valueFour, getValue()) |
| 458 | } |
| 459 | |
| 460 | private fun createContext(context: Context, id: Int): Context { |
| 461 | val overrideConfig = Configuration() |
| 462 | overrideConfig.orientation = Int.MAX_VALUE - id |
| 463 | return context.createConfigurationContext(overrideConfig) |
| 464 | } |
| 465 | |
| 466 | @Test |
| 467 | fun copyContextLoaders() { |
| 468 | val originalValue = getValue() |
| 469 | val loader1 = ResourcesLoader() |
| 470 | loader1.addProvider(openOne()) |
| 471 | val loader2 = ResourcesLoader() |
| 472 | loader2.addProvider(openTwo()) |
| 473 | |
| 474 | resources.loaders = listOf(loader1) |
| 475 | assertEquals(valueOne, getValue()) |
| 476 | |
| 477 | // The child context should include the loaders of the original context. |
| 478 | val childContext = createContext(context, 0) |
| 479 | assertEquals(valueOne, getValue(childContext)) |
| 480 | |
| 481 | // Changing the loaders of the child context should not affect the original context. |
| 482 | childContext.resources.loaders = listOf(loader1, loader2) |
| 483 | assertEquals(valueOne, getValue()) |
| 484 | assertEquals(valueTwo, getValue(childContext)) |
| 485 | |
| 486 | // Changing the loaders of the original context should not affect the child context. |
| 487 | resources.removeLoader(loader1) |
| 488 | assertEquals(originalValue, getValue()) |
| 489 | assertEquals(valueTwo, getValue(childContext)) |
| 490 | |
| 491 | // A new context created from the original after an update to the original's loaders should |
| 492 | // have the updated loaders. |
| 493 | val originalPrime = createContext(context, 2) |
| 494 | assertEquals(originalValue, getValue(originalPrime)) |
| 495 | |
| 496 | // A new context created from the child context after an update to the child's loaders |
| 497 | // should have the updated loaders. |
| 498 | val childPrime = createContext(childContext, 1) |
| 499 | assertEquals(valueTwo, getValue(childPrime)) |
| 500 | } |
| 501 | |
| 502 | @Test |
| 503 | fun loaderUpdatesAffectContexts() { |
| 504 | val originalValue = getValue() |
| 505 | val testOne = openOne() |
| 506 | val testTwo = openTwo() |
| 507 | val loader = ResourcesLoader() |
| 508 | |
| 509 | resources.addLoader(loader) |
| 510 | loader.addProvider(testOne) |
| 511 | assertEquals(valueOne, getValue()) |
| 512 | |
| 513 | val childContext = createContext(context, 0) |
| 514 | assertEquals(valueOne, getValue(childContext)) |
| 515 | |
| 516 | // Adding a provider to a loader affects all contexts that use the loader. |
| 517 | loader.addProvider(testTwo) |
| 518 | assertEquals(valueTwo, getValue()) |
| 519 | assertEquals(valueTwo, getValue(childContext)) |
| 520 | |
| 521 | // Changes to the loaders for a context do not affect providers. |
| 522 | resources.clearLoaders() |
| 523 | assertEquals(originalValue, getValue()) |
| 524 | assertEquals(valueTwo, getValue(childContext)) |
| 525 | |
| 526 | val childContext2 = createContext(context, 1) |
| 527 | assertEquals(originalValue, getValue()) |
| 528 | assertEquals(originalValue, getValue(childContext2)) |
| 529 | |
| 530 | childContext2.resources.addLoader(loader) |
| 531 | assertEquals(originalValue, getValue()) |
| 532 | assertEquals(valueTwo, getValue(childContext)) |
| 533 | assertEquals(valueTwo, getValue(childContext2)) |
| 534 | } |
| 535 | |
| 536 | @Test |
| 537 | fun appLoadersIncludedInActivityContexts() { |
| 538 | val loader = ResourcesLoader() |
| 539 | loader.addProvider(openOne()) |
| 540 | |
| 541 | val applicationContext = context.applicationContext |
| 542 | applicationContext.resources.addLoader(loader) |
| 543 | assertEquals(valueOne, getValue(applicationContext)) |
| 544 | |
| 545 | val activity = mTestActivityRule.launchActivity(Intent()) |
| 546 | assertEquals(valueOne, getValue(activity)) |
| 547 | |
| 548 | applicationContext.resources.clearLoaders() |
| 549 | } |
| 550 | |
| 551 | @Test |
| 552 | fun loadersApplicationInfoChanged() { |
| 553 | val loader1 = ResourcesLoader() |
| 554 | loader1.addProvider(openOne()) |
| 555 | val loader2 = ResourcesLoader() |
| 556 | loader2.addProvider(openTwo()) |
| 557 | |
| 558 | val applicationContext = context.applicationContext |
| 559 | applicationContext.resources.addLoader(loader1) |
| 560 | assertEquals(valueOne, getValue(applicationContext)) |
| 561 | |
| 562 | var token: IBinder? = null |
| 563 | val activity = mTestActivityRule.launchActivity(Intent()) |
| 564 | mTestActivityRule.runOnUiThread(Runnable { |
| 565 | token = activity.activityToken |
| 566 | val at = activity.activityThread |
| 567 | |
| 568 | // The activity should have the loaders from the application. |
| 569 | assertEquals(valueOne, getValue(applicationContext)) |
| 570 | assertEquals(valueOne, getValue(activity)) |
| 571 | |
| 572 | activity.resources.addLoader(loader2) |
| 573 | assertEquals(valueOne, getValue(applicationContext)) |
| 574 | assertEquals(valueTwo, getValue(activity)) |
| 575 | |
| 576 | // Relaunches the activity. |
| 577 | at.handleApplicationInfoChanged(activity.applicationInfo) |
| 578 | }) |
| 579 | |
| 580 | mTestActivityRule.runOnUiThread(Runnable { |
| 581 | val activityThread = activity.activityThread |
| 582 | val newActivity = activityThread.getActivity(token) |
| 583 | |
| 584 | // The loader added to the activity loaders should not be persisted. |
| 585 | assertEquals(valueOne, getValue(applicationContext)) |
| 586 | assertEquals(valueOne, getValue(newActivity)) |
| 587 | }) |
| 588 | |
| 589 | applicationContext.resources.clearLoaders() |
| 590 | } |
| 591 | |
| 592 | @Test |
| 593 | fun multipleLoadersHaveSameProviders() { |
| 594 | val provider1 = openOne() |
| 595 | val loader1 = ResourcesLoader() |
| 596 | loader1.addProvider(provider1) |
| 597 | val loader2 = ResourcesLoader() |
| 598 | loader2.addProvider(provider1) |
| 599 | loader2.addProvider(openTwo()) |
| 600 | |
| 601 | resources.loaders = listOf(loader1, loader2) |
| 602 | assertEquals(valueTwo, getValue()) |
| 603 | |
| 604 | resources.loaders = listOf(loader2, loader1) |
| 605 | assertEquals(valueOne, getValue()) |
| 606 | |
| 607 | assertEquals(2, resources.assets.apkAssets.count { apkAssets -> apkAssets.isForLoader }) |
| 608 | } |
| 609 | |
| 610 | @Test(expected = IllegalStateException::class) |
| 611 | fun cannotUseClosedProvider() { |
| 612 | val provider = openOne() |
| 613 | provider.close() |
| 614 | val loader = ResourcesLoader() |
| 615 | loader.addProvider(provider) |
| 616 | } |
| 617 | |
| 618 | @Test(expected = IllegalStateException::class) |
| 619 | fun cannotCloseUsedProvider() { |
| 620 | val provider = openOne() |
| 621 | val loader = ResourcesLoader() |
| 622 | loader.addProvider(provider) |
| 623 | provider.close() |
| 624 | } |
| 625 | |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 626 | data class Parameter( |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 627 | val getValue: Resources.() -> Any, |
| 628 | val providerOne: String, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 629 | val valueOne: ResourceLoaderValuesTest.() -> Any, |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 630 | val providerTwo: String, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 631 | val valueTwo: ResourceLoaderValuesTest.() -> Any, |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 632 | val providerThree: String, |
| 633 | val valueThree: ResourceLoaderValuesTest.() -> Any, |
| 634 | val providerFour: String, |
| 635 | val valueFour: ResourceLoaderValuesTest.() -> Any, |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 636 | val dataTypes: List<DataType> |
| 637 | ) { |
| 638 | override fun toString(): String { |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 639 | val prefix = providerOne.commonPrefixWith(providerTwo) |
| 640 | return "$prefix${providerOne.removePrefix(prefix)}|${providerTwo.removePrefix(prefix)}" |
Winson | 9947f1e | 2019-08-16 10:20:39 -0700 | [diff] [blame] | 641 | } |
| 642 | } |
| 643 | } |
Ryan Mitchell | 6115858 | 2020-01-14 12:35:08 -0800 | [diff] [blame^] | 644 | |
| 645 | class TestActivity : Activity() |