1 /* 2 * Copyright (c) 2007 Mockito contributors 3 * This program is made available under the terms of the MIT License. 4 */ 5 6 package org.mockitousage.examples.use; 7 8 import org.junit.Rule; 9 import org.junit.Test; 10 import org.mockito.InOrder; 11 import org.mockito.InjectMocks; 12 import org.mockito.Mock; 13 import org.mockito.junit.MockitoJUnit; 14 import org.mockito.junit.MockitoRule; 15 16 import java.util.Arrays; 17 18 import static org.mockito.Mockito.*; 19 20 public class ExampleTest { 21 22 @Rule public MockitoRule rule = MockitoJUnit.rule(); 23 24 @Mock private ArticleCalculator mockCalculator; 25 @Mock private ArticleDatabase mockDatabase; 26 27 @InjectMocks private ArticleManager articleManager; 28 29 @Test 30 public void managerCountsArticlesAndSavesThemInTheDatabase() { 31 when(mockCalculator.countArticles("Guardian")).thenReturn(12); 32 when(mockCalculator.countArticlesInPolish(anyString())).thenReturn(5); 33 34 articleManager.updateArticleCounters("Guardian"); 35 36 verify(mockDatabase).updateNumberOfArticles("Guardian", 12); 37 verify(mockDatabase).updateNumberOfPolishArticles("Guardian", 5); 38 verify(mockDatabase).updateNumberOfEnglishArticles("Guardian", 7); 39 } 40 41 @Test 42 public void managerCountsArticlesUsingCalculator() { 43 articleManager.updateArticleCounters("Guardian"); 44 45 verify(mockCalculator).countArticles("Guardian"); 46 verify(mockCalculator).countArticlesInPolish("Guardian"); 47 } 48 49 @Test 50 public void managerSavesArticlesInTheDatabase() { 51 articleManager.updateArticleCounters("Guardian"); 52 53 verify(mockDatabase).updateNumberOfArticles("Guardian", 0); 54 verify(mockDatabase).updateNumberOfPolishArticles("Guardian", 0); 55 verify(mockDatabase).updateNumberOfEnglishArticles("Guardian", 0); 56 } 57 58 @Test 59 public void managerUpdatesNumberOfRelatedArticles() { 60 Article articleOne = new Article(); 61 Article articleTwo = new Article(); 62 Article articleThree = new Article(); 63 64 when(mockCalculator.countNumberOfRelatedArticles(articleOne)).thenReturn(1); 65 when(mockCalculator.countNumberOfRelatedArticles(articleTwo)).thenReturn(12); 66 when(mockCalculator.countNumberOfRelatedArticles(articleThree)).thenReturn(0); 67 68 when(mockDatabase.getArticlesFor("Guardian")).thenReturn(Arrays.asList(articleOne, articleTwo, articleThree)); 69 70 articleManager.updateRelatedArticlesCounters("Guardian"); 71 72 verify(mockDatabase).save(articleOne); 73 verify(mockDatabase).save(articleTwo); 74 verify(mockDatabase).save(articleThree); 75 } 76 77 @Test 78 public void shouldPersistRecalculatedArticle() { 79 Article articleOne = new Article(); 80 Article articleTwo = new Article(); 81 82 when(mockCalculator.countNumberOfRelatedArticles(articleOne)).thenReturn(1); 83 when(mockCalculator.countNumberOfRelatedArticles(articleTwo)).thenReturn(12); 84 85 when(mockDatabase.getArticlesFor("Guardian")).thenReturn(Arrays.asList(articleOne, articleTwo)); 86 87 articleManager.updateRelatedArticlesCounters("Guardian"); 88 89 InOrder inOrder = inOrder(mockDatabase, mockCalculator); 90 91 inOrder.verify(mockCalculator).countNumberOfRelatedArticles((Article) anyObject()); 92 inOrder.verify(mockDatabase, atLeastOnce()).save((Article) anyObject()); 93 } 94 } 95
