1 /* 2 * Copyright (C) 2021 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 package android.multiuser.cts; 17 18 import static com.android.compatibility.common.util.SystemUtil.runShellCommand; 19 20 import static org.junit.Assume.assumeFalse; 21 22 import android.app.Instrumentation; 23 import android.content.Context; 24 import android.content.pm.PackageManager; 25 import android.os.UserHandle; 26 import android.util.Log; 27 28 import com.android.bedstead.nene.TestApis; 29 30 import java.io.IOException; 31 32 final class TestingUtils { 33 private static final String TAG = TestingUtils.class.getSimpleName(); 34 35 static final Context sContext = TestApis.context().instrumentedContext(); 36 getBooleanProperty(Instrumentation instrumentation, String property)37 public static boolean getBooleanProperty(Instrumentation instrumentation, String property) 38 throws IOException { 39 String value = trim(runShellCommand(instrumentation, "getprop " + property)); 40 return "y".equals(value) || "yes".equals(value) || "1".equals(value) || "true".equals(value) 41 || "on".equals(value); 42 } 43 getContextForOtherUser()44 static Context getContextForOtherUser() { 45 // TODO(b/240207590): TestApis.context().instrumentedContextForUser(TestApis.users() 46 // .nonExisting() doesn't work, it throws: 47 // IllegalStateException: Own package not found for user 1: package=android.multiuser.cts 48 // There might be some bug (or WAI :-) on ContextImpl that makes it behave different for 49 // negative user ids. Anyways, for the purpose of this test, this workaround is fine (i.e. 50 // the context user id is passed to the binder call and the service checks if it matches the 51 // caller or the caller has the proper permission when it doesn't. 52 return getContextForUser(-42); 53 } 54 getContextForUser(int userId)55 static Context getContextForUser(int userId) { 56 Log.d(TAG, "Getting context for user " + userId); 57 Context context = sContext.createContextAsUser(UserHandle.of(userId), /* flags= */ 0); 58 Log.d(TAG, "Got it: " + context); 59 return context; 60 } 61 assumeTvNotSupported()62 static void assumeTvNotSupported() { 63 assumeFalse( 64 "Skipping test as TV does not support lock screen", 65 sContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_LEANBACK)); 66 } 67 trim(String s)68 private static String trim(String s) { 69 return s == null ? null : s.trim(); 70 } 71 TestingUtils()72 private TestingUtils() { 73 throw new UnsupportedOperationException("contains only static methods"); 74 } 75 } 76