| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.accessibility; |
| |
| import static junit.framework.TestCase.assertFalse; |
| import static junit.framework.TestCase.assertSame; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| import static org.mockito.Matchers.any; |
| import static org.mockito.Matchers.anyInt; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.when; |
| |
| import android.accessibilityservice.AccessibilityServiceInfo; |
| import android.app.Instrumentation; |
| import android.os.Looper; |
| import android.os.UserHandle; |
| import android.support.test.InstrumentationRegistry; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.view.accessibility.AccessibilityEvent; |
| import android.view.accessibility.AccessibilityManager; |
| import android.view.accessibility.IAccessibilityManager; |
| import android.view.accessibility.IAccessibilityManagerClient; |
| |
| import com.android.internal.util.IntPair; |
| |
| import org.junit.Before; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Tests for the AccessibilityManager by mocking the backing service. |
| */ |
| @RunWith(AndroidJUnit4.class) |
| public class AccessibilityManagerTest { |
| private static final boolean WITH_A11Y_ENABLED = true; |
| private static final boolean WITH_A11Y_DISABLED = false; |
| |
| @Mock private IAccessibilityManager mMockService; |
| private MessageCapturingHandler mHandler; |
| private Instrumentation mInstrumentation; |
| |
| @BeforeClass |
| public static void oneTimeInitialization() { |
| if (Looper.myLooper() == null) { |
| Looper.prepare(); |
| } |
| } |
| |
| @Before |
| public void setUp() throws Exception { |
| MockitoAnnotations.initMocks(this); |
| mHandler = new MessageCapturingHandler(null); |
| mInstrumentation = InstrumentationRegistry.getInstrumentation(); |
| } |
| |
| private AccessibilityManager createManager(boolean enabled) throws Exception { |
| long serviceReturnValue = IntPair.of( |
| (enabled) ? AccessibilityManager.STATE_FLAG_ACCESSIBILITY_ENABLED : 0, |
| AccessibilityEvent.TYPES_ALL_MASK); |
| when(mMockService.addClient(any(IAccessibilityManagerClient.class), anyInt())) |
| .thenReturn(serviceReturnValue); |
| |
| AccessibilityManager manager = |
| new AccessibilityManager(mHandler, mMockService, UserHandle.USER_CURRENT); |
| |
| verify(mMockService).addClient(any(IAccessibilityManagerClient.class), anyInt()); |
| mHandler.setCallback(manager.getCallback()); |
| mHandler.sendAllMessages(); |
| return manager; |
| } |
| |
| @Test |
| public void testGetAccessibilityServiceList() throws Exception { |
| // create a list of installed accessibility services the mock service returns |
| List<AccessibilityServiceInfo> expectedServices = new ArrayList<>(); |
| AccessibilityServiceInfo accessibilityServiceInfo = new AccessibilityServiceInfo(); |
| accessibilityServiceInfo.packageNames = new String[] { "foo.bar" }; |
| expectedServices.add(accessibilityServiceInfo); |
| |
| // configure the mock service behavior |
| when(mMockService.getInstalledAccessibilityServiceList(anyInt())) |
| .thenReturn(expectedServices); |
| |
| // invoke the method under test |
| AccessibilityManager manager = createManager(true); |
| List<AccessibilityServiceInfo> receivedServices = |
| manager.getInstalledAccessibilityServiceList(); |
| |
| verify(mMockService).getInstalledAccessibilityServiceList(UserHandle.USER_CURRENT); |
| // check expected result (list equals() compares it contents as well) |
| assertEquals("All expected services must be returned", expectedServices, receivedServices); |
| } |
| |
| @Test |
| public void testInterrupt() throws Exception { |
| AccessibilityManager manager = createManager(WITH_A11Y_ENABLED); |
| manager.interrupt(); |
| |
| verify(mMockService).interrupt(UserHandle.USER_CURRENT); |
| } |
| |
| @Test |
| public void testIsEnabled() throws Exception { |
| // Create manager with a11y enabled |
| AccessibilityManager manager = createManager(WITH_A11Y_ENABLED); |
| assertTrue("Must be enabled since the mock service is enabled", manager.isEnabled()); |
| |
| // Disable accessibility |
| manager.getClient().setState(0); |
| mHandler.sendAllMessages(); |
| assertFalse("Must be disabled since the mock service is disabled", manager.isEnabled()); |
| } |
| |
| @Test |
| public void testSendAccessibilityEvent_AccessibilityEnabled() throws Exception { |
| AccessibilityEvent sentEvent = AccessibilityEvent.obtain( |
| AccessibilityEvent.TYPE_ANNOUNCEMENT); |
| |
| AccessibilityManager manager = createManager(WITH_A11Y_ENABLED); |
| manager.sendAccessibilityEvent(sentEvent); |
| |
| assertSame("The event should be recycled.", sentEvent, AccessibilityEvent.obtain()); |
| } |
| |
| @Test |
| public void testSendAccessibilityEvent_AccessibilityDisabled() throws Exception { |
| AccessibilityEvent sentEvent = AccessibilityEvent.obtain(); |
| |
| AccessibilityManager manager = createManager(WITH_A11Y_DISABLED); |
| mInstrumentation.runOnMainSync(() -> { |
| try { |
| manager.sendAccessibilityEvent(sentEvent); |
| fail("No accessibility events are sent if accessibility is disabled"); |
| } catch (IllegalStateException ise) { |
| // check expected result |
| assertEquals("Accessibility off. Did you forget to check that?", ise.getMessage()); |
| } |
| }); |
| } |
| } |