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122 changes: 122 additions & 0 deletions
122
library/src/test/java/com/google/maps/android/clustering/ClusterManagerTest.java
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| /* | ||
| * Copyright 2015 Google Inc. | ||
| * | ||
| * 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. | ||
| */ | ||
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| package com.google.maps.android.clustering; | ||
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| import static org.mockito.Mockito.mock; | ||
| import static org.mockito.Mockito.spy; | ||
| import static org.mockito.Mockito.verify; | ||
| import static org.mockito.Mockito.verifyNoMoreInteractions; | ||
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| import android.content.Context; | ||
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| import com.google.android.gms.maps.GoogleMap; | ||
| import com.google.maps.android.clustering.algo.Algorithm; | ||
| import com.google.maps.android.collections.MarkerManager; | ||
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| import org.junit.Before; | ||
| import org.junit.Test; | ||
| import org.mockito.Mockito; | ||
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| import java.util.Arrays; | ||
| import java.util.Collection; | ||
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| public class ClusterManagerTest<T extends ClusterItem> { | ||
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| private ClusterManager<T> classUnderTest; | ||
| private Algorithm<T> algorithm; | ||
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| private Context mockContext; | ||
| private GoogleMap mockMap; | ||
| private MarkerManager mockMarkerManager; | ||
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| @Before | ||
| public void setUp() { | ||
| // Create mocks for dependencies | ||
| mockContext = mock(Context.class); | ||
| mockMap = mock(GoogleMap.class); | ||
| mockMarkerManager = mock(MarkerManager.class); | ||
| algorithm = mock(Algorithm.class); | ||
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| // Initialize the class under test with the mocked dependencies | ||
| classUnderTest = new ClusterManager<T>(mockContext, mockMap, mockMarkerManager) { | ||
| @Override | ||
| public Algorithm<T> getAlgorithm() { | ||
| return algorithm; | ||
| } | ||
| }; | ||
| } | ||
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| @Test | ||
| public void testDiff() { | ||
| // Use a specific class type for T | ||
| Class<T> type = (Class) String.class; // Replace with actual type | ||
| algorithm = mock(Algorithm.class); | ||
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| classUnderTest = spy(new ClusterManager<T>(mock(Context.class), mock(GoogleMap.class), mock(MarkerManager.class)) { | ||
| @Override | ||
| public Algorithm<T> getAlgorithm() { | ||
| return algorithm; | ||
| } | ||
| }); | ||
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| // Mock input collections using the explicit type | ||
| T addItem1 = mock(type); | ||
| T addItem2 = mock(type); | ||
| Collection<T> add = Arrays.asList(addItem1, addItem2); | ||
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| T removeItem = mock(type); | ||
| Collection<T> remove = Arrays.asList(removeItem); | ||
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| T modifyItem1 = mock(type); | ||
| T modifyItem2 = mock(type); | ||
| T modifyItem3 = mock(type); | ||
| Collection<T> modify = Arrays.asList(modifyItem1, modifyItem2, modifyItem3); | ||
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| // Call the method under test | ||
| classUnderTest.diff(add, remove, modify); | ||
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| // Verify algorithm lock and unlock | ||
| verify(algorithm).lock(); | ||
| verify(algorithm).unlock(); | ||
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| // Verify add items | ||
| for (T item : add) { | ||
| verify(algorithm).addItem(item); | ||
| } | ||
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| // Verify remove items | ||
| verify(algorithm).removeItems(remove); | ||
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| // Verify modify items | ||
| for (T item : modify) { | ||
| verify(classUnderTest).updateItem(item); | ||
| } | ||
| } | ||
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| @Test | ||
| public void testDiffWithNullCollections() { | ||
| // Call the method with null collections | ||
| classUnderTest.diff(null, null, null); | ||
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| // Verify locking and unlocking | ||
| verify(algorithm).lock(); | ||
| verify(algorithm).unlock(); | ||
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| // Verify no operations are called | ||
| verifyNoMoreInteractions(algorithm); | ||
| } | ||
| } |