Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 1 | /* |
Phil Weaver | c140fdc | 2017-11-09 15:24:17 -0800 | [diff] [blame] | 2 | * Copyright 2016 The Android Open Source Project |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 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 | |
Phil Weaver | c140fdc | 2017-11-09 15:24:17 -0800 | [diff] [blame] | 17 | package android.view.accessibility; |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 18 | |
| 19 | import static junit.framework.Assert.assertEquals; |
Eugene Susla | 74c6cba | 2016-12-28 14:42:54 -0800 | [diff] [blame] | 20 | import static junit.framework.Assert.assertNotNull; |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 21 | import static junit.framework.Assert.assertNull; |
Phil Weaver | c140fdc | 2017-11-09 15:24:17 -0800 | [diff] [blame] | 22 | |
RyanlwLin | 43225d1 | 2019-02-26 18:21:41 +0800 | [diff] [blame] | 23 | import static org.junit.Assert.fail; |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 24 | import static org.mockito.Matchers.anyBoolean; |
| 25 | import static org.mockito.Matchers.anyObject; |
| 26 | import static org.mockito.Mockito.doAnswer; |
| 27 | import static org.mockito.Mockito.mock; |
Eugene Susla | 74c6cba | 2016-12-28 14:42:54 -0800 | [diff] [blame] | 28 | import static org.mockito.Mockito.never; |
Phil Weaver | c140fdc | 2017-11-09 15:24:17 -0800 | [diff] [blame] | 29 | import static org.mockito.Mockito.verify; |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 30 | import static org.mockito.Mockito.when; |
| 31 | |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 32 | import android.view.View; |
Phil Weaver | c140fdc | 2017-11-09 15:24:17 -0800 | [diff] [blame] | 33 | |
Tadashi G. Takaoka | b4470f2 | 2019-01-15 18:29:15 +0900 | [diff] [blame] | 34 | import androidx.test.filters.LargeTest; |
| 35 | import androidx.test.runner.AndroidJUnit4; |
| 36 | |
RyanlwLin | 43225d1 | 2019-02-26 18:21:41 +0800 | [diff] [blame] | 37 | import com.google.common.base.Throwables; |
| 38 | |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 39 | import org.junit.After; |
| 40 | import org.junit.Before; |
| 41 | import org.junit.Test; |
| 42 | import org.junit.runner.RunWith; |
| 43 | import org.mockito.invocation.InvocationOnMock; |
| 44 | import org.mockito.stubbing.Answer; |
| 45 | |
| 46 | import java.util.Arrays; |
| 47 | import java.util.List; |
Phil Weaver | 62d20fa | 2016-09-15 11:05:55 -0700 | [diff] [blame] | 48 | import java.util.concurrent.atomic.AtomicInteger; |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 49 | |
Aurimas Liutikas | bdbde55 | 2017-12-19 13:21:10 -0800 | [diff] [blame] | 50 | @LargeTest |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 51 | @RunWith(AndroidJUnit4.class) |
| 52 | public class AccessibilityCacheTest { |
Phil Weaver | c140fdc | 2017-11-09 15:24:17 -0800 | [diff] [blame] | 53 | private static final int WINDOW_ID_1 = 0xBEEF; |
| 54 | private static final int WINDOW_ID_2 = 0xFACE; |
| 55 | private static final int SINGLE_VIEW_ID = 0xCAFE; |
| 56 | private static final int OTHER_VIEW_ID = 0xCAB2; |
| 57 | private static final int PARENT_VIEW_ID = 0xFED4; |
| 58 | private static final int CHILD_VIEW_ID = 0xFEED; |
| 59 | private static final int OTHER_CHILD_VIEW_ID = 0xACE2; |
| 60 | private static final int MOCK_CONNECTION_ID = 1; |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 61 | |
| 62 | AccessibilityCache mAccessibilityCache; |
| 63 | AccessibilityCache.AccessibilityNodeRefresher mAccessibilityNodeRefresher; |
Phil Weaver | c140fdc | 2017-11-09 15:24:17 -0800 | [diff] [blame] | 64 | AtomicInteger mNumA11yNodeInfosInUse = new AtomicInteger(0); |
| 65 | AtomicInteger mNumA11yWinInfosInUse = new AtomicInteger(0); |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 66 | |
| 67 | @Before |
| 68 | public void setUp() { |
| 69 | mAccessibilityNodeRefresher = mock(AccessibilityCache.AccessibilityNodeRefresher.class); |
| 70 | when(mAccessibilityNodeRefresher.refreshNode(anyObject(), anyBoolean())).thenReturn(true); |
| 71 | mAccessibilityCache = new AccessibilityCache(mAccessibilityNodeRefresher); |
Phil Weaver | c140fdc | 2017-11-09 15:24:17 -0800 | [diff] [blame] | 72 | AccessibilityNodeInfo.setNumInstancesInUseCounter(mNumA11yNodeInfosInUse); |
| 73 | AccessibilityWindowInfo.setNumInstancesInUseCounter(mNumA11yWinInfosInUse); |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 74 | } |
| 75 | |
| 76 | @After |
| 77 | public void tearDown() { |
| 78 | // Make sure we're recycling all of our window and node infos |
| 79 | mAccessibilityCache.clear(); |
| 80 | AccessibilityInteractionClient.getInstance().clearCache(); |
Phil Weaver | c140fdc | 2017-11-09 15:24:17 -0800 | [diff] [blame] | 81 | assertEquals(0, mNumA11yWinInfosInUse.get()); |
| 82 | assertEquals(0, mNumA11yNodeInfosInUse.get()); |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 83 | } |
| 84 | |
| 85 | @Test |
| 86 | public void testEmptyCache_returnsNull() { |
| 87 | assertNull(mAccessibilityCache.getNode(0, 0)); |
| 88 | assertNull(mAccessibilityCache.getWindows()); |
| 89 | assertNull(mAccessibilityCache.getWindow(0)); |
| 90 | } |
| 91 | |
| 92 | @Test |
| 93 | public void testEmptyCache_clearDoesntCrash() { |
| 94 | mAccessibilityCache.clear(); |
| 95 | } |
| 96 | |
| 97 | @Test |
| 98 | public void testEmptyCache_a11yEventsHaveNoEffect() { |
| 99 | AccessibilityEvent event = AccessibilityEvent.obtain(); |
| 100 | int[] a11yEventTypes = { |
| 101 | AccessibilityEvent.TYPE_VIEW_ACCESSIBILITY_FOCUSED, |
| 102 | AccessibilityEvent.TYPE_VIEW_ACCESSIBILITY_FOCUS_CLEARED, |
| 103 | AccessibilityEvent.TYPE_VIEW_FOCUSED, |
| 104 | AccessibilityEvent.TYPE_VIEW_SELECTED, |
| 105 | AccessibilityEvent.TYPE_VIEW_TEXT_CHANGED, |
| 106 | AccessibilityEvent.TYPE_VIEW_CLICKED, |
| 107 | AccessibilityEvent.TYPE_VIEW_TEXT_SELECTION_CHANGED, |
| 108 | AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED, |
| 109 | AccessibilityEvent.TYPE_VIEW_SCROLLED, |
| 110 | AccessibilityEvent.TYPE_WINDOWS_CHANGED, |
| 111 | AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED}; |
| 112 | for (int i = 0; i < a11yEventTypes.length; i++) { |
| 113 | event.setEventType(a11yEventTypes[i]); |
| 114 | mAccessibilityCache.onAccessibilityEvent(event); |
| 115 | } |
| 116 | } |
| 117 | |
| 118 | @Test |
| 119 | public void addThenGetWindow_returnsEquivalentButNotSameWindow() { |
| 120 | AccessibilityWindowInfo windowInfo = null, copyOfInfo = null, windowFromCache = null; |
| 121 | try { |
| 122 | windowInfo = AccessibilityWindowInfo.obtain(); |
| 123 | windowInfo.setId(WINDOW_ID_1); |
| 124 | mAccessibilityCache.addWindow(windowInfo); |
| 125 | // Make a copy |
| 126 | copyOfInfo = AccessibilityWindowInfo.obtain(windowInfo); |
| 127 | windowInfo.setId(WINDOW_ID_2); // Simulate recycling and reusing the original info |
| 128 | windowFromCache = mAccessibilityCache.getWindow(WINDOW_ID_1); |
| 129 | assertEquals(copyOfInfo, windowFromCache); |
| 130 | } finally { |
| 131 | windowFromCache.recycle(); |
| 132 | windowInfo.recycle(); |
| 133 | copyOfInfo.recycle(); |
| 134 | } |
| 135 | } |
| 136 | |
| 137 | @Test |
| 138 | public void addWindowThenClear_noLongerInCache() { |
| 139 | putWindowWithIdInCache(WINDOW_ID_1); |
| 140 | mAccessibilityCache.clear(); |
| 141 | assertNull(mAccessibilityCache.getWindow(WINDOW_ID_1)); |
| 142 | } |
| 143 | |
| 144 | @Test |
| 145 | public void addWindowGetOtherId_returnsNull() { |
| 146 | putWindowWithIdInCache(WINDOW_ID_1); |
| 147 | assertNull(mAccessibilityCache.getWindow(WINDOW_ID_1 + 1)); |
| 148 | } |
| 149 | |
| 150 | @Test |
| 151 | public void addWindowThenGetWindows_returnsNull() { |
| 152 | putWindowWithIdInCache(WINDOW_ID_1); |
| 153 | assertNull(mAccessibilityCache.getWindows()); |
| 154 | } |
| 155 | |
| 156 | @Test |
| 157 | public void setWindowsThenGetWindows_returnsInDecreasingLayerOrder() { |
| 158 | AccessibilityWindowInfo windowInfo1 = null, windowInfo2 = null; |
| 159 | AccessibilityWindowInfo window1Out = null, window2Out = null; |
| 160 | List<AccessibilityWindowInfo> windowsOut = null; |
| 161 | try { |
| 162 | windowInfo1 = AccessibilityWindowInfo.obtain(); |
| 163 | windowInfo1.setId(WINDOW_ID_1); |
| 164 | windowInfo1.setLayer(5); |
| 165 | windowInfo2 = AccessibilityWindowInfo.obtain(); |
| 166 | windowInfo2.setId(WINDOW_ID_2); |
| 167 | windowInfo2.setLayer(windowInfo1.getLayer() + 1); |
| 168 | List<AccessibilityWindowInfo> windowsIn = Arrays.asList(windowInfo1, windowInfo2); |
| 169 | mAccessibilityCache.setWindows(windowsIn); |
| 170 | |
| 171 | windowsOut = mAccessibilityCache.getWindows(); |
| 172 | window1Out = mAccessibilityCache.getWindow(WINDOW_ID_1); |
| 173 | window2Out = mAccessibilityCache.getWindow(WINDOW_ID_2); |
| 174 | |
| 175 | assertEquals(2, windowsOut.size()); |
| 176 | assertEquals(windowInfo2, windowsOut.get(0)); |
| 177 | assertEquals(windowInfo1, windowsOut.get(1)); |
| 178 | assertEquals(windowInfo1, window1Out); |
| 179 | assertEquals(windowInfo2, window2Out); |
| 180 | } finally { |
| 181 | window1Out.recycle(); |
| 182 | window2Out.recycle(); |
| 183 | windowInfo1.recycle(); |
| 184 | windowInfo2.recycle(); |
| 185 | for (AccessibilityWindowInfo windowInfo : windowsOut) { |
| 186 | windowInfo.recycle(); |
| 187 | } |
| 188 | } |
| 189 | } |
| 190 | |
| 191 | @Test |
| 192 | public void addWindowThenStateChangedEvent_noLongerInCache() { |
| 193 | putWindowWithIdInCache(WINDOW_ID_1); |
| 194 | mAccessibilityCache.onAccessibilityEvent( |
| 195 | AccessibilityEvent.obtain(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED)); |
| 196 | assertNull(mAccessibilityCache.getWindow(WINDOW_ID_1)); |
| 197 | } |
| 198 | |
| 199 | @Test |
| 200 | public void addWindowThenWindowsChangedEvent_noLongerInCache() { |
| 201 | putWindowWithIdInCache(WINDOW_ID_1); |
| 202 | mAccessibilityCache.onAccessibilityEvent( |
| 203 | AccessibilityEvent.obtain(AccessibilityEvent.TYPE_WINDOWS_CHANGED)); |
| 204 | assertNull(mAccessibilityCache.getWindow(WINDOW_ID_1)); |
| 205 | } |
| 206 | |
| 207 | @Test |
| 208 | public void addThenGetNode_returnsEquivalentNode() { |
| 209 | AccessibilityNodeInfo nodeInfo, nodeCopy = null, nodeFromCache = null; |
| 210 | try { |
| 211 | nodeInfo = getNodeWithA11yAndWindowId(SINGLE_VIEW_ID, WINDOW_ID_1); |
| 212 | long id = nodeInfo.getSourceNodeId(); |
| 213 | nodeCopy = AccessibilityNodeInfo.obtain(nodeInfo); |
| 214 | mAccessibilityCache.add(nodeInfo); |
| 215 | nodeInfo.recycle(); |
| 216 | nodeFromCache = mAccessibilityCache.getNode(WINDOW_ID_1, id); |
| 217 | assertEquals(nodeCopy, nodeFromCache); |
| 218 | } finally { |
| 219 | nodeFromCache.recycle(); |
| 220 | nodeCopy.recycle(); |
| 221 | } |
| 222 | } |
| 223 | |
| 224 | @Test |
| 225 | public void overwriteThenGetNode_returnsNewNode() { |
| 226 | final CharSequence contentDescription1 = "foo"; |
| 227 | final CharSequence contentDescription2 = "bar"; |
| 228 | AccessibilityNodeInfo nodeInfo1 = null, nodeInfo2 = null, nodeFromCache = null; |
| 229 | try { |
| 230 | nodeInfo1 = getNodeWithA11yAndWindowId(SINGLE_VIEW_ID, WINDOW_ID_1); |
| 231 | nodeInfo1.setContentDescription(contentDescription1); |
| 232 | long id = nodeInfo1.getSourceNodeId(); |
| 233 | nodeInfo2 = AccessibilityNodeInfo.obtain(nodeInfo1); |
| 234 | nodeInfo2.setContentDescription(contentDescription2); |
| 235 | mAccessibilityCache.add(nodeInfo1); |
| 236 | mAccessibilityCache.add(nodeInfo2); |
| 237 | nodeFromCache = mAccessibilityCache.getNode(WINDOW_ID_1, id); |
| 238 | assertEquals(nodeInfo2, nodeFromCache); |
| 239 | assertEquals(contentDescription2, nodeFromCache.getContentDescription()); |
| 240 | } finally { |
| 241 | nodeFromCache.recycle(); |
| 242 | nodeInfo2.recycle(); |
| 243 | nodeInfo1.recycle(); |
| 244 | } |
| 245 | } |
| 246 | |
| 247 | @Test |
| 248 | public void nodesInDifferentWindowWithSameId_areKeptSeparate() { |
| 249 | final CharSequence contentDescription1 = "foo"; |
| 250 | final CharSequence contentDescription2 = "bar"; |
| 251 | AccessibilityNodeInfo nodeInfo1 = null, nodeInfo2 = null, |
| 252 | node1FromCache = null, node2FromCache = null; |
| 253 | try { |
| 254 | nodeInfo1 = getNodeWithA11yAndWindowId(SINGLE_VIEW_ID, WINDOW_ID_1); |
| 255 | nodeInfo1.setContentDescription(contentDescription1); |
| 256 | long id = nodeInfo1.getSourceNodeId(); |
| 257 | nodeInfo2 = getNodeWithA11yAndWindowId(SINGLE_VIEW_ID, WINDOW_ID_2); |
| 258 | nodeInfo2.setContentDescription(contentDescription2); |
| 259 | assertEquals(id, nodeInfo2.getSourceNodeId()); |
| 260 | mAccessibilityCache.add(nodeInfo1); |
| 261 | mAccessibilityCache.add(nodeInfo2); |
| 262 | node1FromCache = mAccessibilityCache.getNode(WINDOW_ID_1, id); |
| 263 | node2FromCache = mAccessibilityCache.getNode(WINDOW_ID_2, id); |
| 264 | assertEquals(nodeInfo1, node1FromCache); |
| 265 | assertEquals(nodeInfo2, node2FromCache); |
| 266 | assertEquals(nodeInfo1.getContentDescription(), node1FromCache.getContentDescription()); |
| 267 | assertEquals(nodeInfo2.getContentDescription(), node2FromCache.getContentDescription()); |
| 268 | } finally { |
| 269 | node1FromCache.recycle(); |
| 270 | node2FromCache.recycle(); |
| 271 | nodeInfo1.recycle(); |
| 272 | nodeInfo2.recycle(); |
| 273 | } |
| 274 | } |
| 275 | |
| 276 | @Test |
| 277 | public void addNodeThenClear_nodeIsRemoved() { |
| 278 | AccessibilityNodeInfo nodeInfo = getNodeWithA11yAndWindowId(SINGLE_VIEW_ID, WINDOW_ID_1); |
| 279 | long id = nodeInfo.getSourceNodeId(); |
| 280 | mAccessibilityCache.add(nodeInfo); |
| 281 | nodeInfo.recycle(); |
| 282 | mAccessibilityCache.clear(); |
| 283 | assertNull(mAccessibilityCache.getNode(WINDOW_ID_1, id)); |
| 284 | } |
| 285 | |
| 286 | @Test |
| 287 | public void windowStateChangeAndWindowsChangedEvents_clearsNode() { |
| 288 | assertEventTypeClearsNode(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); |
| 289 | assertEventTypeClearsNode(AccessibilityEvent.TYPE_WINDOWS_CHANGED); |
| 290 | } |
| 291 | |
| 292 | @Test |
| 293 | public void subTreeChangeEvent_clearsNodeAndChild() { |
| 294 | AccessibilityEvent event = AccessibilityEvent |
| 295 | .obtain(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED); |
| 296 | event.setContentChangeTypes(AccessibilityEvent.CONTENT_CHANGE_TYPE_SUBTREE); |
| 297 | event.setSource(getMockViewWithA11yAndWindowIds(PARENT_VIEW_ID, WINDOW_ID_1)); |
| 298 | |
| 299 | try { |
| 300 | assertEventClearsParentAndChild(event); |
| 301 | } finally { |
| 302 | event.recycle(); |
| 303 | } |
| 304 | } |
| 305 | |
| 306 | @Test |
Qasid Ahmad Sadiq | b2499c5 | 2019-02-28 14:35:45 -0800 | [diff] [blame] | 307 | public void subTreeChangeEventFromUncachedNode_clearsNodeInCache() { |
| 308 | AccessibilityNodeInfo nodeInfo = getNodeWithA11yAndWindowId(CHILD_VIEW_ID, WINDOW_ID_1); |
| 309 | long id = nodeInfo.getSourceNodeId(); |
| 310 | mAccessibilityCache.add(nodeInfo); |
| 311 | nodeInfo.recycle(); |
| 312 | |
| 313 | AccessibilityEvent event = AccessibilityEvent |
| 314 | .obtain(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED); |
| 315 | event.setContentChangeTypes(AccessibilityEvent.CONTENT_CHANGE_TYPE_SUBTREE); |
| 316 | event.setSource(getMockViewWithA11yAndWindowIds(PARENT_VIEW_ID, WINDOW_ID_1)); |
| 317 | |
| 318 | mAccessibilityCache.onAccessibilityEvent(event); |
| 319 | AccessibilityNodeInfo shouldBeNull = mAccessibilityCache.getNode(WINDOW_ID_1, id); |
| 320 | if (shouldBeNull != null) { |
| 321 | shouldBeNull.recycle(); |
| 322 | } |
| 323 | assertNull(shouldBeNull); |
| 324 | } |
| 325 | |
| 326 | @Test |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 327 | public void scrollEvent_clearsNodeAndChild() { |
| 328 | AccessibilityEvent event = AccessibilityEvent |
| 329 | .obtain(AccessibilityEvent.TYPE_VIEW_SCROLLED); |
| 330 | event.setSource(getMockViewWithA11yAndWindowIds(PARENT_VIEW_ID, WINDOW_ID_1)); |
| 331 | try { |
| 332 | assertEventClearsParentAndChild(event); |
| 333 | } finally { |
| 334 | event.recycle(); |
| 335 | } |
| 336 | } |
| 337 | |
| 338 | @Test |
| 339 | public void reparentNode_clearsOldParent() { |
| 340 | AccessibilityNodeInfo parentNodeInfo = getParentNode(); |
| 341 | AccessibilityNodeInfo childNodeInfo = getChildNode(); |
| 342 | long parentId = parentNodeInfo.getSourceNodeId(); |
| 343 | mAccessibilityCache.add(parentNodeInfo); |
| 344 | mAccessibilityCache.add(childNodeInfo); |
| 345 | |
| 346 | childNodeInfo.setParent(getMockViewWithA11yAndWindowIds(PARENT_VIEW_ID + 1, WINDOW_ID_1)); |
| 347 | mAccessibilityCache.add(childNodeInfo); |
| 348 | |
| 349 | AccessibilityNodeInfo parentFromCache = mAccessibilityCache.getNode(WINDOW_ID_1, parentId); |
| 350 | try { |
| 351 | assertNull(parentFromCache); |
| 352 | } finally { |
| 353 | parentNodeInfo.recycle(); |
| 354 | childNodeInfo.recycle(); |
| 355 | if (parentFromCache != null) { |
| 356 | parentFromCache.recycle(); |
| 357 | } |
| 358 | } |
| 359 | } |
| 360 | |
| 361 | @Test |
| 362 | public void removeChildFromParent_clearsChild() { |
| 363 | AccessibilityNodeInfo parentNodeInfo = getParentNode(); |
| 364 | AccessibilityNodeInfo childNodeInfo = getChildNode(); |
| 365 | long childId = childNodeInfo.getSourceNodeId(); |
| 366 | mAccessibilityCache.add(parentNodeInfo); |
| 367 | mAccessibilityCache.add(childNodeInfo); |
| 368 | |
| 369 | AccessibilityNodeInfo parentNodeInfoWithNoChildren = |
| 370 | getNodeWithA11yAndWindowId(PARENT_VIEW_ID, WINDOW_ID_1); |
| 371 | mAccessibilityCache.add(parentNodeInfoWithNoChildren); |
| 372 | |
| 373 | AccessibilityNodeInfo childFromCache = mAccessibilityCache.getNode(WINDOW_ID_1, childId); |
| 374 | try { |
| 375 | assertNull(childFromCache); |
| 376 | } finally { |
| 377 | parentNodeInfoWithNoChildren.recycle(); |
| 378 | parentNodeInfo.recycle(); |
| 379 | childNodeInfo.recycle(); |
| 380 | if (childFromCache != null) { |
| 381 | childFromCache.recycle(); |
| 382 | } |
| 383 | } |
| 384 | } |
| 385 | |
| 386 | @Test |
| 387 | public void nodeSourceOfA11yFocusEvent_getsRefreshed() { |
| 388 | AccessibilityNodeInfo nodeInfo = getNodeWithA11yAndWindowId(SINGLE_VIEW_ID, WINDOW_ID_1); |
| 389 | nodeInfo.setAccessibilityFocused(false); |
| 390 | mAccessibilityCache.add(nodeInfo); |
| 391 | AccessibilityEvent event = AccessibilityEvent.obtain( |
| 392 | AccessibilityEvent.TYPE_VIEW_ACCESSIBILITY_FOCUSED); |
| 393 | event.setSource(getMockViewWithA11yAndWindowIds(SINGLE_VIEW_ID, WINDOW_ID_1)); |
| 394 | mAccessibilityCache.onAccessibilityEvent(event); |
| 395 | event.recycle(); |
| 396 | try { |
| 397 | verify(mAccessibilityNodeRefresher).refreshNode(nodeInfo, true); |
| 398 | } finally { |
| 399 | nodeInfo.recycle(); |
| 400 | } |
| 401 | } |
| 402 | |
| 403 | @Test |
| 404 | public void nodeWithA11yFocusWhenAnotherNodeGetsFocus_getsRefreshed() { |
| 405 | AccessibilityNodeInfo nodeInfo = getNodeWithA11yAndWindowId(SINGLE_VIEW_ID, WINDOW_ID_1); |
| 406 | nodeInfo.setAccessibilityFocused(true); |
| 407 | mAccessibilityCache.add(nodeInfo); |
| 408 | AccessibilityEvent event = AccessibilityEvent.obtain( |
| 409 | AccessibilityEvent.TYPE_VIEW_ACCESSIBILITY_FOCUSED); |
| 410 | event.setSource(getMockViewWithA11yAndWindowIds(OTHER_VIEW_ID, WINDOW_ID_1)); |
| 411 | mAccessibilityCache.onAccessibilityEvent(event); |
| 412 | event.recycle(); |
| 413 | try { |
| 414 | verify(mAccessibilityNodeRefresher).refreshNode(nodeInfo, true); |
| 415 | } finally { |
| 416 | nodeInfo.recycle(); |
| 417 | } |
| 418 | } |
| 419 | |
| 420 | @Test |
| 421 | public void nodeWithA11yFocusClearsIt_refreshes() { |
| 422 | AccessibilityNodeInfo nodeInfo = getNodeWithA11yAndWindowId(SINGLE_VIEW_ID, WINDOW_ID_1); |
| 423 | nodeInfo.setAccessibilityFocused(true); |
| 424 | mAccessibilityCache.add(nodeInfo); |
| 425 | AccessibilityEvent event = AccessibilityEvent.obtain( |
| 426 | AccessibilityEvent.TYPE_VIEW_ACCESSIBILITY_FOCUS_CLEARED); |
| 427 | event.setSource(getMockViewWithA11yAndWindowIds(SINGLE_VIEW_ID, WINDOW_ID_1)); |
| 428 | mAccessibilityCache.onAccessibilityEvent(event); |
| 429 | event.recycle(); |
| 430 | try { |
| 431 | verify(mAccessibilityNodeRefresher).refreshNode(nodeInfo, true); |
| 432 | } finally { |
| 433 | nodeInfo.recycle(); |
| 434 | } |
| 435 | } |
| 436 | |
| 437 | @Test |
| 438 | public void nodeSourceOfInputFocusEvent_getsRefreshed() { |
| 439 | AccessibilityNodeInfo nodeInfo = getNodeWithA11yAndWindowId(SINGLE_VIEW_ID, WINDOW_ID_1); |
| 440 | nodeInfo.setFocused(false); |
| 441 | mAccessibilityCache.add(nodeInfo); |
| 442 | AccessibilityEvent event = AccessibilityEvent.obtain( |
| 443 | AccessibilityEvent.TYPE_VIEW_FOCUSED); |
| 444 | event.setSource(getMockViewWithA11yAndWindowIds(SINGLE_VIEW_ID, WINDOW_ID_1)); |
| 445 | mAccessibilityCache.onAccessibilityEvent(event); |
| 446 | event.recycle(); |
| 447 | try { |
| 448 | verify(mAccessibilityNodeRefresher).refreshNode(nodeInfo, true); |
| 449 | } finally { |
| 450 | nodeInfo.recycle(); |
| 451 | } |
| 452 | } |
| 453 | |
| 454 | @Test |
| 455 | public void nodeWithInputFocusWhenAnotherNodeGetsFocus_getsRefreshed() { |
| 456 | AccessibilityNodeInfo nodeInfo = getNodeWithA11yAndWindowId(SINGLE_VIEW_ID, WINDOW_ID_1); |
| 457 | nodeInfo.setFocused(true); |
| 458 | mAccessibilityCache.add(nodeInfo); |
| 459 | AccessibilityEvent event = AccessibilityEvent.obtain( |
| 460 | AccessibilityEvent.TYPE_VIEW_FOCUSED); |
| 461 | event.setSource(getMockViewWithA11yAndWindowIds(OTHER_VIEW_ID, WINDOW_ID_1)); |
| 462 | mAccessibilityCache.onAccessibilityEvent(event); |
| 463 | event.recycle(); |
| 464 | try { |
| 465 | verify(mAccessibilityNodeRefresher).refreshNode(nodeInfo, true); |
| 466 | } finally { |
| 467 | nodeInfo.recycle(); |
| 468 | } |
| 469 | } |
| 470 | |
| 471 | @Test |
| 472 | public void nodeEventSaysWasSelected_getsRefreshed() { |
| 473 | assertNodeIsRefreshedWithEventType(AccessibilityEvent.TYPE_VIEW_SELECTED, |
| 474 | AccessibilityEvent.CONTENT_CHANGE_TYPE_UNDEFINED); |
| 475 | } |
| 476 | |
| 477 | @Test |
| 478 | public void nodeEventSaysHadTextChanged_getsRefreshed() { |
| 479 | assertNodeIsRefreshedWithEventType(AccessibilityEvent.TYPE_VIEW_TEXT_CHANGED, |
| 480 | AccessibilityEvent.CONTENT_CHANGE_TYPE_UNDEFINED); |
| 481 | } |
| 482 | |
| 483 | @Test |
| 484 | public void nodeEventSaysWasClicked_getsRefreshed() { |
| 485 | assertNodeIsRefreshedWithEventType(AccessibilityEvent.TYPE_VIEW_CLICKED, |
| 486 | AccessibilityEvent.CONTENT_CHANGE_TYPE_UNDEFINED); |
| 487 | } |
| 488 | |
| 489 | @Test |
| 490 | public void nodeEventSaysHadSelectionChange_getsRefreshed() { |
| 491 | assertNodeIsRefreshedWithEventType(AccessibilityEvent.TYPE_VIEW_TEXT_SELECTION_CHANGED, |
| 492 | AccessibilityEvent.CONTENT_CHANGE_TYPE_UNDEFINED); |
| 493 | } |
| 494 | |
| 495 | @Test |
| 496 | public void nodeEventSaysHadTextContentChange_getsRefreshed() { |
| 497 | assertNodeIsRefreshedWithEventType(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED, |
| 498 | AccessibilityEvent.CONTENT_CHANGE_TYPE_TEXT); |
| 499 | } |
| 500 | |
| 501 | @Test |
| 502 | public void nodeEventSaysHadContentDescriptionChange_getsRefreshed() { |
| 503 | assertNodeIsRefreshedWithEventType(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED, |
| 504 | AccessibilityEvent.CONTENT_CHANGE_TYPE_CONTENT_DESCRIPTION); |
| 505 | } |
| 506 | |
Eugene Susla | 74c6cba | 2016-12-28 14:42:54 -0800 | [diff] [blame] | 507 | @Test |
Phil Weaver | f1eb10b | 2018-08-14 16:25:53 -0700 | [diff] [blame] | 508 | public void addNode_whenNodeBeingReplacedIsOwnGrandparentWithTwoChildren_doesntCrash() { |
Phil Weaver | 61a1fab | 2017-05-03 13:55:51 -0700 | [diff] [blame] | 509 | AccessibilityNodeInfo parentNodeInfo = |
| 510 | getNodeWithA11yAndWindowId(PARENT_VIEW_ID, WINDOW_ID_1); |
| 511 | parentNodeInfo.addChild(getMockViewWithA11yAndWindowIds(CHILD_VIEW_ID, WINDOW_ID_1)); |
| 512 | parentNodeInfo.addChild(getMockViewWithA11yAndWindowIds(OTHER_CHILD_VIEW_ID, WINDOW_ID_1)); |
| 513 | AccessibilityNodeInfo childNodeInfo = |
| 514 | getNodeWithA11yAndWindowId(CHILD_VIEW_ID, WINDOW_ID_1); |
| 515 | childNodeInfo.setParent(getMockViewWithA11yAndWindowIds(PARENT_VIEW_ID, WINDOW_ID_1)); |
| 516 | childNodeInfo.addChild(getMockViewWithA11yAndWindowIds(PARENT_VIEW_ID, WINDOW_ID_1)); |
| 517 | |
| 518 | AccessibilityNodeInfo replacementParentNodeInfo = |
| 519 | getNodeWithA11yAndWindowId(PARENT_VIEW_ID, WINDOW_ID_1); |
| 520 | try { |
| 521 | mAccessibilityCache.add(parentNodeInfo); |
| 522 | mAccessibilityCache.add(childNodeInfo); |
| 523 | mAccessibilityCache.add(replacementParentNodeInfo); |
| 524 | } finally { |
| 525 | parentNodeInfo.recycle(); |
| 526 | childNodeInfo.recycle(); |
| 527 | replacementParentNodeInfo.recycle(); |
| 528 | } |
| 529 | } |
| 530 | |
| 531 | @Test |
Phil Weaver | f1eb10b | 2018-08-14 16:25:53 -0700 | [diff] [blame] | 532 | public void addNode_whenNodeBeingReplacedIsOwnGrandparentWithOneChild_doesntCrash() { |
| 533 | AccessibilityNodeInfo parentNodeInfo = |
| 534 | getNodeWithA11yAndWindowId(PARENT_VIEW_ID, WINDOW_ID_1); |
| 535 | parentNodeInfo.addChild(getMockViewWithA11yAndWindowIds(CHILD_VIEW_ID, WINDOW_ID_1)); |
| 536 | AccessibilityNodeInfo childNodeInfo = |
| 537 | getNodeWithA11yAndWindowId(CHILD_VIEW_ID, WINDOW_ID_1); |
| 538 | childNodeInfo.setParent(getMockViewWithA11yAndWindowIds(PARENT_VIEW_ID, WINDOW_ID_1)); |
| 539 | childNodeInfo.addChild(getMockViewWithA11yAndWindowIds(PARENT_VIEW_ID, WINDOW_ID_1)); |
| 540 | |
| 541 | AccessibilityNodeInfo replacementParentNodeInfo = |
| 542 | getNodeWithA11yAndWindowId(PARENT_VIEW_ID, WINDOW_ID_1); |
| 543 | try { |
| 544 | mAccessibilityCache.add(parentNodeInfo); |
| 545 | mAccessibilityCache.add(childNodeInfo); |
| 546 | mAccessibilityCache.add(replacementParentNodeInfo); |
| 547 | } finally { |
| 548 | parentNodeInfo.recycle(); |
| 549 | childNodeInfo.recycle(); |
| 550 | replacementParentNodeInfo.recycle(); |
| 551 | } |
| 552 | } |
| 553 | |
| 554 | @Test |
Eugene Susla | 74c6cba | 2016-12-28 14:42:54 -0800 | [diff] [blame] | 555 | public void testCacheCriticalEventList_doesntLackEvents() { |
| 556 | for (int i = 0; i < 32; i++) { |
| 557 | int eventType = 1 << i; |
| 558 | if ((eventType & AccessibilityCache.CACHE_CRITICAL_EVENTS_MASK) == 0) { |
| 559 | try { |
| 560 | assertEventTypeClearsNode(eventType, false); |
| 561 | verify(mAccessibilityNodeRefresher, never()) |
| 562 | .refreshNode(anyObject(), anyBoolean()); |
| 563 | } catch (Throwable e) { |
| 564 | throw new AssertionError( |
| 565 | "Failed for eventType: " + AccessibilityEvent.eventTypeToString( |
| 566 | eventType), |
| 567 | e); |
| 568 | } |
| 569 | } |
| 570 | } |
| 571 | } |
| 572 | |
Rhed Jao | ca9b526 | 2018-07-27 21:13:00 +0800 | [diff] [blame] | 573 | @Test |
| 574 | public void addA11yFocusNodeBeforeFocusClearedEvent_previousA11yFocusNodeGetsRefreshed() { |
| 575 | AccessibilityNodeInfo nodeInfo1 = getNodeWithA11yAndWindowId(SINGLE_VIEW_ID, WINDOW_ID_1); |
| 576 | nodeInfo1.setAccessibilityFocused(true); |
| 577 | mAccessibilityCache.add(nodeInfo1); |
| 578 | AccessibilityNodeInfo nodeInfo2 = getNodeWithA11yAndWindowId(OTHER_VIEW_ID, WINDOW_ID_1); |
| 579 | nodeInfo2.setAccessibilityFocused(true); |
| 580 | mAccessibilityCache.add(nodeInfo2); |
| 581 | AccessibilityEvent event = AccessibilityEvent.obtain( |
| 582 | AccessibilityEvent.TYPE_VIEW_ACCESSIBILITY_FOCUS_CLEARED); |
| 583 | event.setSource(getMockViewWithA11yAndWindowIds(SINGLE_VIEW_ID, WINDOW_ID_1)); |
| 584 | mAccessibilityCache.onAccessibilityEvent(event); |
| 585 | event.recycle(); |
| 586 | try { |
| 587 | verify(mAccessibilityNodeRefresher).refreshNode(nodeInfo1, true); |
| 588 | } finally { |
| 589 | nodeInfo1.recycle(); |
| 590 | nodeInfo2.recycle(); |
| 591 | } |
| 592 | } |
| 593 | |
RyanlwLin | 43225d1 | 2019-02-26 18:21:41 +0800 | [diff] [blame] | 594 | @Test |
| 595 | public void addSameParentNodeWithDifferentChildNode_whenOriginalChildHasChild_doesntCrash() { |
| 596 | AccessibilityNodeInfo parentNodeInfo = getParentNode(); |
| 597 | AccessibilityNodeInfo childNodeInfo = getChildNode(); |
| 598 | childNodeInfo.addChild(getMockViewWithA11yAndWindowIds(CHILD_VIEW_ID + 1, WINDOW_ID_1)); |
| 599 | |
| 600 | AccessibilityNodeInfo replacementParentNodeInfo = |
| 601 | getNodeWithA11yAndWindowId(PARENT_VIEW_ID, WINDOW_ID_1); |
| 602 | replacementParentNodeInfo.addChild( |
| 603 | getMockViewWithA11yAndWindowIds(OTHER_CHILD_VIEW_ID, WINDOW_ID_1)); |
| 604 | try { |
| 605 | mAccessibilityCache.add(parentNodeInfo); |
| 606 | mAccessibilityCache.add(childNodeInfo); |
| 607 | mAccessibilityCache.add(replacementParentNodeInfo); |
| 608 | } catch (IllegalStateException e) { |
| 609 | fail("recycle A11yNodeInfo twice" + Throwables.getStackTraceAsString(e)); |
| 610 | } finally { |
| 611 | parentNodeInfo.recycle(); |
| 612 | childNodeInfo.recycle(); |
| 613 | replacementParentNodeInfo.recycle(); |
| 614 | } |
| 615 | } |
| 616 | |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 617 | private void assertNodeIsRefreshedWithEventType(int eventType, int contentChangeTypes) { |
| 618 | AccessibilityNodeInfo nodeInfo = getNodeWithA11yAndWindowId(SINGLE_VIEW_ID, WINDOW_ID_1); |
| 619 | mAccessibilityCache.add(nodeInfo); |
| 620 | AccessibilityEvent event = AccessibilityEvent.obtain(eventType); |
| 621 | event.setSource(getMockViewWithA11yAndWindowIds(SINGLE_VIEW_ID, WINDOW_ID_1)); |
| 622 | event.setContentChangeTypes(contentChangeTypes); |
| 623 | mAccessibilityCache.onAccessibilityEvent(event); |
| 624 | event.recycle(); |
| 625 | try { |
| 626 | verify(mAccessibilityNodeRefresher).refreshNode(nodeInfo, true); |
| 627 | } finally { |
| 628 | nodeInfo.recycle(); |
| 629 | } |
| 630 | } |
| 631 | |
| 632 | private void putWindowWithIdInCache(int id) { |
| 633 | AccessibilityWindowInfo windowInfo = AccessibilityWindowInfo.obtain(); |
| 634 | windowInfo.setId(id); |
| 635 | mAccessibilityCache.addWindow(windowInfo); |
| 636 | windowInfo.recycle(); |
| 637 | } |
| 638 | |
| 639 | private AccessibilityNodeInfo getNodeWithA11yAndWindowId(int a11yId, int windowId) { |
| 640 | AccessibilityNodeInfo node = |
| 641 | AccessibilityNodeInfo.obtain(getMockViewWithA11yAndWindowIds(a11yId, windowId)); |
| 642 | node.setConnectionId(MOCK_CONNECTION_ID); |
| 643 | return node; |
| 644 | } |
| 645 | |
| 646 | private View getMockViewWithA11yAndWindowIds(int a11yId, int windowId) { |
| 647 | View mockView = mock(View.class); |
| 648 | when(mockView.getAccessibilityViewId()).thenReturn(a11yId); |
| 649 | when(mockView.getAccessibilityWindowId()).thenReturn(windowId); |
| 650 | doAnswer(new Answer<AccessibilityNodeInfo>() { |
| 651 | public AccessibilityNodeInfo answer(InvocationOnMock invocation) { |
| 652 | return AccessibilityNodeInfo.obtain((View) invocation.getMock()); |
| 653 | } |
| 654 | }).when(mockView).createAccessibilityNodeInfo(); |
| 655 | return mockView; |
| 656 | } |
| 657 | |
| 658 | private void assertEventTypeClearsNode(int eventType) { |
Eugene Susla | 74c6cba | 2016-12-28 14:42:54 -0800 | [diff] [blame] | 659 | assertEventTypeClearsNode(eventType, true); |
| 660 | } |
| 661 | |
| 662 | private void assertEventTypeClearsNode(int eventType, boolean clears) { |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 663 | final int nodeId = 0xBEEF; |
| 664 | AccessibilityNodeInfo nodeInfo = getNodeWithA11yAndWindowId(nodeId, WINDOW_ID_1); |
| 665 | long id = nodeInfo.getSourceNodeId(); |
| 666 | mAccessibilityCache.add(nodeInfo); |
| 667 | nodeInfo.recycle(); |
| 668 | mAccessibilityCache.onAccessibilityEvent(AccessibilityEvent.obtain(eventType)); |
Eugene Susla | 74c6cba | 2016-12-28 14:42:54 -0800 | [diff] [blame] | 669 | AccessibilityNodeInfo cachedNode = mAccessibilityCache.getNode(WINDOW_ID_1, id); |
| 670 | try { |
| 671 | if (clears) { |
| 672 | assertNull(cachedNode); |
| 673 | } else { |
| 674 | assertNotNull(cachedNode); |
| 675 | } |
| 676 | } finally { |
| 677 | if (cachedNode != null) { |
| 678 | cachedNode.recycle(); |
| 679 | } |
| 680 | } |
Phil Weaver | b010b12 | 2016-08-17 17:47:48 -0700 | [diff] [blame] | 681 | } |
| 682 | |
| 683 | private AccessibilityNodeInfo getParentNode() { |
| 684 | AccessibilityNodeInfo parentNodeInfo = |
| 685 | getNodeWithA11yAndWindowId(PARENT_VIEW_ID, WINDOW_ID_1); |
| 686 | parentNodeInfo.addChild(getMockViewWithA11yAndWindowIds(CHILD_VIEW_ID, WINDOW_ID_1)); |
| 687 | return parentNodeInfo; |
| 688 | } |
| 689 | |
| 690 | private AccessibilityNodeInfo getChildNode() { |
| 691 | AccessibilityNodeInfo childNodeInfo = |
| 692 | getNodeWithA11yAndWindowId(CHILD_VIEW_ID, WINDOW_ID_1); |
| 693 | childNodeInfo.setParent(getMockViewWithA11yAndWindowIds(PARENT_VIEW_ID, WINDOW_ID_1)); |
| 694 | return childNodeInfo; |
| 695 | } |
| 696 | |
| 697 | private void assertEventClearsParentAndChild(AccessibilityEvent event) { |
| 698 | AccessibilityNodeInfo parentNodeInfo = getParentNode(); |
| 699 | AccessibilityNodeInfo childNodeInfo = getChildNode(); |
| 700 | long parentId = parentNodeInfo.getSourceNodeId(); |
| 701 | long childId = childNodeInfo.getSourceNodeId(); |
| 702 | mAccessibilityCache.add(parentNodeInfo); |
| 703 | mAccessibilityCache.add(childNodeInfo); |
| 704 | |
| 705 | mAccessibilityCache.onAccessibilityEvent(event); |
| 706 | parentNodeInfo.recycle(); |
| 707 | childNodeInfo.recycle(); |
| 708 | |
| 709 | AccessibilityNodeInfo parentFromCache = mAccessibilityCache.getNode(WINDOW_ID_1, parentId); |
| 710 | AccessibilityNodeInfo childFromCache = mAccessibilityCache.getNode(WINDOW_ID_1, childId); |
| 711 | try { |
| 712 | assertNull(parentFromCache); |
| 713 | assertNull(childFromCache); |
| 714 | } finally { |
| 715 | if (parentFromCache != null) { |
| 716 | parentFromCache.recycle(); |
| 717 | } |
| 718 | if (childFromCache != null) { |
| 719 | childFromCache.recycle(); |
| 720 | } |
| 721 | } |
| 722 | } |
| 723 | } |