Yunfan Chen | 585f293 | 2019-01-29 16:04:45 +0900 | [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 com.android.server.am; |
| 18 | |
| 19 | import static android.testing.DexmakerShareClassLoaderRule.runWithDexmakerShareClassLoader; |
| 20 | |
| 21 | import static androidx.test.platform.app.InstrumentationRegistry.getInstrumentation; |
| 22 | |
| 23 | import static org.junit.Assert.assertFalse; |
| 24 | import static org.junit.Assert.assertTrue; |
| 25 | import static org.mockito.Mockito.doNothing; |
| 26 | import static org.mockito.Mockito.doReturn; |
| 27 | import static org.mockito.Mockito.mock; |
| 28 | import static org.mockito.Mockito.spy; |
| 29 | |
| 30 | import android.content.Context; |
| 31 | import android.platform.test.annotations.Presubmit; |
| 32 | |
| 33 | import androidx.test.filters.FlakyTest; |
| 34 | |
| 35 | import com.android.server.wm.ActivityTaskManagerService; |
| 36 | |
| 37 | import org.junit.Before; |
| 38 | import org.junit.BeforeClass; |
| 39 | import org.junit.Test; |
| 40 | |
| 41 | import java.util.Collections; |
| 42 | |
| 43 | /** |
| 44 | * Build/Install/Run: |
| 45 | * atest FrameworksServicesTests:ProcessRecordTests |
| 46 | */ |
| 47 | @Presubmit |
| 48 | @FlakyTest(detail = "Promote to presubmit when shown to be stable.") |
| 49 | public class ProcessRecordTests { |
| 50 | private static Context sContext; |
| 51 | private static ActivityManagerService sService; |
| 52 | |
| 53 | private ProcessRecord mProcessRecord; |
| 54 | |
| 55 | @BeforeClass |
| 56 | public static void setUpOnce() throws Exception { |
| 57 | sContext = getInstrumentation().getTargetContext(); |
| 58 | |
| 59 | // We need to run with dexmaker share class loader to make use of ActivityTaskManagerService |
| 60 | // from wm package. |
| 61 | runWithDexmakerShareClassLoader(() -> { |
| 62 | sService = mock(ActivityManagerService.class); |
| 63 | sService.mActivityTaskManager = new ActivityTaskManagerService(sContext); |
| 64 | sService.mActivityTaskManager.initialize(null, null, sContext.getMainLooper()); |
| 65 | sService.mAtmInternal = sService.mActivityTaskManager.getAtmInternal(); |
| 66 | }); |
| 67 | } |
| 68 | |
| 69 | @Before |
| 70 | public void setUpProcess() throws Exception { |
| 71 | // Need to run with dexmaker share class loader to mock package private class. |
| 72 | runWithDexmakerShareClassLoader(() -> { |
| 73 | mProcessRecord = spy(new ProcessRecord(sService, sContext.getApplicationInfo(), |
| 74 | "name", 12345)); |
| 75 | doNothing().when(mProcessRecord).startAppProblemLocked(); |
| 76 | doReturn(false).when(mProcessRecord).isSilentAnr(); |
| 77 | doReturn(false).when(mProcessRecord).isMonitorCpuUsage(); |
| 78 | doReturn(Collections.emptyList()).when(mProcessRecord).getLruProcessList(); |
| 79 | }); |
| 80 | } |
| 81 | |
| 82 | |
| 83 | /** |
| 84 | * This test verifies the process default status. If this doesn't pass, none of the other tests |
| 85 | * should be able to pass. |
| 86 | */ |
| 87 | @Test |
| 88 | public void testProcessDefaultAnrRelatedStatus() { |
| 89 | assertFalse(mProcessRecord.isNotResponding()); |
| 90 | assertFalse(mProcessRecord.isCrashing()); |
| 91 | assertFalse(mProcessRecord.killedByAm); |
| 92 | assertFalse(mProcessRecord.killed); |
| 93 | } |
| 94 | |
| 95 | /** |
| 96 | * This test verifies that if the process is crashing, Anr will do nothing. |
| 97 | */ |
| 98 | @Test |
| 99 | public void testAnrWhenCrash() { |
| 100 | mProcessRecord.setCrashing(true); |
| 101 | assertTrue(mProcessRecord.isCrashing()); |
| 102 | mProcessRecord.appNotResponding(null, null, null, null, false, "Test ANR when crash"); |
| 103 | assertFalse(mProcessRecord.isNotResponding()); |
| 104 | assertFalse(mProcessRecord.killedByAm); |
| 105 | assertFalse(mProcessRecord.killed); |
| 106 | } |
| 107 | |
| 108 | /** |
| 109 | * This test verifies that if the process is killed by AM, Anr will do nothing. |
| 110 | */ |
| 111 | @Test |
| 112 | public void testAnrWhenKilledByAm() { |
| 113 | mProcessRecord.killedByAm = true; |
| 114 | mProcessRecord.appNotResponding(null, null, null, null, false, |
| 115 | "Test ANR when killed by AM"); |
| 116 | assertFalse(mProcessRecord.isNotResponding()); |
| 117 | assertFalse(mProcessRecord.isCrashing()); |
| 118 | assertFalse(mProcessRecord.killed); |
| 119 | } |
| 120 | |
| 121 | /** |
| 122 | * This test verifies that if the process is killed, Anr will do nothing. |
| 123 | */ |
| 124 | @Test |
| 125 | public void testAnrWhenKilled() { |
| 126 | mProcessRecord.killed = true; |
| 127 | mProcessRecord.appNotResponding(null, null, null, null, false, "Test ANR when killed"); |
| 128 | assertFalse(mProcessRecord.isNotResponding()); |
| 129 | assertFalse(mProcessRecord.isCrashing()); |
| 130 | assertFalse(mProcessRecord.killedByAm); |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * This test verifies that non-silent ANR can run through successfully and the corresponding |
| 135 | * flags can be set correctly. |
| 136 | */ |
| 137 | @Test |
| 138 | public void testNonSilentAnr() { |
| 139 | mProcessRecord.appNotResponding(null, null, null, null, false, "Test non-silent ANR"); |
| 140 | assertTrue(mProcessRecord.isNotResponding()); |
| 141 | assertFalse(mProcessRecord.isCrashing()); |
| 142 | assertFalse(mProcessRecord.killedByAm); |
| 143 | assertFalse(mProcessRecord.killed); |
| 144 | } |
| 145 | |
| 146 | /** |
| 147 | * This test verifies that silent ANR can run through successfully and the corresponding flags |
| 148 | * can be set correctly. |
| 149 | */ |
| 150 | @Test |
| 151 | public void testSilentAnr() { |
| 152 | // Silent Anr will run through even without a parent process, and directly killed by AM. |
| 153 | doReturn(true).when(mProcessRecord).isSilentAnr(); |
| 154 | mProcessRecord.appNotResponding(null, null, null, null, false, "Test silent ANR"); |
| 155 | assertTrue(mProcessRecord.isNotResponding()); |
| 156 | assertFalse(mProcessRecord.isCrashing()); |
| 157 | assertTrue(mProcessRecord.killedByAm); |
| 158 | assertTrue(mProcessRecord.killed); |
| 159 | } |
| 160 | } |