| /* |
| * Copyright (C) 2017 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.systemui; |
| |
| import static org.mockito.Mockito.mock; |
| |
| import android.util.ArrayMap; |
| import android.util.ArraySet; |
| import android.util.Log; |
| |
| public class TestableDependency extends Dependency { |
| private static final String TAG = "TestableDependency"; |
| |
| private final ArrayMap<Object, Object> mObjs = new ArrayMap<>(); |
| private final ArraySet<Object> mInstantiatedObjects = new ArraySet<>(); |
| private final Dependency mParent; |
| |
| public TestableDependency(Dependency parent) { |
| mParent = parent; |
| } |
| |
| public <T> T injectMockDependency(Class<T> cls) { |
| final T mock = mock(cls); |
| injectTestDependency(cls, mock); |
| return mock; |
| } |
| |
| public <T> void injectTestDependency(DependencyKey<T> key, T obj) { |
| mObjs.put(key, obj); |
| } |
| |
| public <T> void injectTestDependency(Class<T> key, T obj) { |
| if (mInstantiatedObjects.contains(key)) { |
| Log.d(TAG, key + " was already initialized but overriding with testDependency."); |
| } |
| mObjs.put(key, obj); |
| } |
| |
| @Override |
| public <T> T createDependency(Object key) { |
| if (mObjs.containsKey(key)) return (T) mObjs.get(key); |
| |
| mInstantiatedObjects.add(key); |
| return mParent.createDependency(key); |
| } |
| |
| public <T> boolean hasInstantiatedDependency(Class<T> key) { |
| return mObjs.containsKey(key) || mInstantiatedObjects.contains(key); |
| } |
| } |