我在 Eclipse mars 2.0 中使用 Mockito(1.10.19) 进行 Java EE 测试来测试离线存储库。此类依赖于 InitialData 类来检索信息。
我的第一个任务是将地址添加到initialData 列表中。这是类和导入旁边的方法:
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mockito;
import org.mockito.runners.MockitoJUnitRunner;
import com.qa.smurf.InitialData;
import com.qa.smurf.entities.Address;
import com.qa.smurf.repositories.offline.AddressRepositoryOffline;
import junit.framework.TestCase;
@RunWith(MockitoJUnitRunner.class)
public class AddressRepositoryOfflineTest extends TestCase {
@Test
public void testPersistAddress() {
Address newAddress = new Address("a", "a");
ArrayList<Address> addList = new ArrayList<Address>();
addList.add(newAddress);
AddressRepositoryOffline aro = Mockito.mock(AddressRepositoryOffline.class);
InitialData initialData = Mockito.mock(InitialData.class);
Mockito.when(initialData.getAddresses()).thenReturn(addList);
assertEquals(newAddress, aro.getAddresses().get(0));
}
}
它应该调用AddressRepositoryOffline类的getAddresses()方法,该方法随后调用InitialData类的getAddresses()方法并返回addList ArrayList。
public class AddressRepositoryOffline implements AddressRepository {
@Override
public ArrayList<Address> getAddresses() {
return initialData.getAddresses();
}
}
public class InitialData {
public ArrayList<Address> getAddresses() {
return this.addresses;
}
}
然后我遇到了以下错误:
java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
at java.util.ArrayList.rangecheck(ArrayList.java:653)
at java.util.ArrayList.get(ArrayList.java:429)
at OfflineRepository.AddressRepositoryOfflineTest.testPersistAddress(AddressRepositoryTest.java:37)
有问题的第 37 行是
assertEquals(newAddress, aro.getAddresses().get(0));
还有一些与 JUnit 和 MockitoJUnitandHigherRunnerImpl 相关的错误
显然我误解了如何在这里正确实现 Mockito。有人可以帮我吗?
非常感谢,
最佳答案
您的模拟不会注入(inject)到测试类 AddressRepositoryOffline
试试这个:
@RunWith(MockitoJUnitRunner.class)
public class AddressRepositoryOfflineTest extends TestCase {
@Mock
private InitialData initialData;
@InjectMocks
private AddressRepositoryOffline aro;
@Test
public void testPersistAddress() {
Address newAddress = new Address("a", "a");
ArrayList<Address> addList = new ArrayList<Address>();
addList.add(newAddress);
Mockito.when(initialData.getAddresses()).thenReturn(addList);
assertEquals(newAddress, aro.getAddresses().get(0));
}
}
关于java - Mockito异常: where is my reasoning incorrect?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/37184086/