[英]unit test for insertion method using mockito
我在插入方法的單元測試中遇到問題,盡管我使用了模擬對象,但數據已插入數據庫,請問這是怎么回事?
這是該方法的源代碼
public void InsertPersonalData(PersonalData personaldata) throws SQLException, DAOException, ClassNotFoundException {
try {
PreparedStatement psmt = MysqlConnection.getPreparedStatement("INSERT INTO personal_data values(?,?,?,?,?,?,?,?,?,?,?,?,?,?)");
psmt.setString(1, personaldata.getiD());
psmt.setString(2, personaldata.getPatientName());
psmt.setString(3, personaldata.getBirthDate());
psmt.setString(4, personaldata.getPlaceOfBirth());
psmt.setString(5, personaldata.getGender());
psmt.setString(6, personaldata.getNationality());
psmt.setString(7, personaldata.getCurrentAddress());
psmt.setString(8, personaldata.getCityAddress());
psmt.setString(9, personaldata.getMaritalStatus());
psmt.setString(10, personaldata.getOffspring());
psmt.setString(11, personaldata.getAgeOfYoungestOffspring());
psmt.setString(12, personaldata.getWorkNature());
psmt.setString(13, personaldata.getPhoneNumber());
psmt.setString(14, personaldata.geteMail());
psmt.executeUpdate();
} catch (SQLException e) {
throw new DAOException(e);
}
這是我使用嘲笑的方式
@RunWith(MockitoJUnitRunner.class)
public class PersonalDataDaoTest {
public PersonalData newpd;
@Mock
Connection conn;
@Mock
PreparedStatement psmt;
@InjectMocks
PersonalDataDao newDAO = new PersonalDataDao();
測試代碼:
@Test
public void HappyTestForInsert() throws SQLException, DAOException, ClassNotFoundException {
when(conn.prepareStatement(anyString())).thenReturn(psmt);
//ArgumentCaptor<Integer> intcaptor = ArgumentCaptor.forClass(int.class);
ArgumentCaptor<String> stringcaptor = ArgumentCaptor.forClass(String.class);
String id = "11";
String patientName = "yara";
String birthDate = "2001-12-5";
String placeOfBirth = "cairo";
String gender = "female";
String nationality = "egyptian";
String currentAddress = "cairo";
String cityAddress = "cairo";
String maritalStatus = "married";
String offspring = "1";
String ageOfYoungestOffspring = "2";
String workNature = "teacher";
String phoneNumber = "0324324234";
String eMail = "yara@hotmail.com";
PersonalData p = new PersonalData(id, patientName, birthDate, placeOfBirth, gender, nationality, currentAddress, cityAddress, maritalStatus, offspring, ageOfYoungestOffspring, workNature, phoneNumber, eMail);
newDAO.InsertPersonalData(p);
//verify(psmt, times(1)).setInt(anyInt(), intcaptor.capture());
verify(psmt, times(14)).setString(anyInt(), stringcaptor.capture());
Assert.assertTrue(stringcaptor.getAllValues().get(0).equals(id));
Assert.assertTrue(stringcaptor.getAllValues().get(1).equals(patientName));
Assert.assertTrue(stringcaptor.getAllValues().get(2).equals(birthDate));
Assert.assertTrue(stringcaptor.getAllValues().get(3).equals(placeOfBirth));
Assert.assertTrue(stringcaptor.getAllValues().get(4).equals(gender));
Assert.assertTrue(stringcaptor.getAllValues().get(5).equals(nationality));
Assert.assertTrue(stringcaptor.getAllValues().get(6).equals(currentAddress));
Assert.assertTrue(stringcaptor.getAllValues().get(7).equals(cityAddress));
Assert.assertTrue(stringcaptor.getAllValues().get(8).equals(maritalStatus));
Assert.assertTrue(stringcaptor.getAllValues().get(9).equals(offspring));
Assert.assertTrue(stringcaptor.getAllValues().get(10).equals(ageOfYoungestOffspring));
Assert.assertTrue(stringcaptor.getAllValues().get(11).equals(workNature));
Assert.assertTrue(stringcaptor.getAllValues().get(12).equals(phoneNumber));
Assert.assertTrue(stringcaptor.getAllValues().get(13).equals(eMail));
}
您正在嘗試驗證測試中准備好的語句的用法。 代碼的設置方式將不起作用,因為PreparedStatement
的實例是在您要測試的方法中創建的: InsertPersonalData
。
但是您可以修改代碼,使其可測試。 第一步是將PreparedStatement
的創建移到一個單獨的類中,然后可以在測試中對其進行模擬:
public class StatementProvider {
public PreparedStatement createInsertStatementForPersonalData() {
return PreparedStatement psmt = MysqlConnection.getPreparedStatement("INSERT INTO personal_data values(?,?,?,?,?,?,?,?,?,?,?,?,?,?)");
}
}
接下來,您更新PersonalDataDao
以使用StatementProvider
:
public class PersonalDataDao {
private StatementProvider statementProvider;
// Constructor and other methods ommitted
public void InsertPersonalData(PersonalData personaldata) throws SQLException, DAOException, ClassNotFoundException {
try {
PreparedStatement psmt = statementProvider.createInsertStatementForPersonalData();
psmt.setString(1, personaldata.getiD());
psmt.setString(2, personaldata.getPatientName());
psmt.setString(3, personaldata.getBirthDate());
psmt.setString(4, personaldata.getPlaceOfBirth());
psmt.setString(5, personaldata.getGender());
psmt.setString(6, personaldata.getNationality());
psmt.setString(7, personaldata.getCurrentAddress());
psmt.setString(8, personaldata.getCityAddress());
psmt.setString(9, personaldata.getMaritalStatus());
psmt.setString(10, personaldata.getOffspring());
psmt.setString(11, personaldata.getAgeOfYoungestOffspring());
psmt.setString(12, personaldata.getWorkNature());
psmt.setString(13, personaldata.getPhoneNumber());
psmt.setString(14, personaldata.geteMail());
psmt.executeUpdate();
} catch (SQLException e) {
throw new DAOException(e);
}
}
}
然后您的測試如下所示:
@RunWith(MockitoJUnitRunner.class)
public class PersonalDataDaoTest {
@Mock
private PreparedStatement psmt;
@Mock
private StatmentProvider statementProvider;
@InjectMocks
private PersonalDataDao newDAO; // This is the class under test
@Test
public void HappyTestForInsert() throws SQLException, DAOException, ClassNotFoundException {
when(statementProvider.createInsertStatementForPersonalData()).thenReturn(psmt);
//ArgumentCaptor<Integer> intcaptor = ArgumentCaptor.forClass(int.class);
ArgumentCaptor<String> stringcaptor = ArgumentCaptor.forClass(String.class);
String id = "11";
String patientName = "yara";
String birthDate = "2001-12-5";
String placeOfBirth = "cairo";
String gender = "female";
String nationality = "egyptian";
String currentAddress = "cairo";
String cityAddress = "cairo";
String maritalStatus = "married";
String offspring = "1";
String ageOfYoungestOffspring = "2";
String workNature = "teacher";
String phoneNumber = "0324324234";
String eMail = "yara@hotmail.com";
PersonalData p = new PersonalData(id, patientName, birthDate, placeOfBirth, gender, nationality, currentAddress, cityAddress, maritalStatus, offspring, ageOfYoungestOffspring, workNature, phoneNumber, eMail);
newDAO.InsertPersonalData(p);
//verify(psmt, times(1)).setInt(anyInt(), intcaptor.capture());
verify(psmt, times(14)).setString(anyInt(), stringcaptor.capture());
Assert.assertTrue(stringcaptor.getAllValues().get(0).equals(id));
Assert.assertTrue(stringcaptor.getAllValues().get(1).equals(patientName));
Assert.assertTrue(stringcaptor.getAllValues().get(2).equals(birthDate));
Assert.assertTrue(stringcaptor.getAllValues().get(3).equals(placeOfBirth));
Assert.assertTrue(stringcaptor.getAllValues().get(4).equals(gender));
Assert.assertTrue(stringcaptor.getAllValues().get(5).equals(nationality));
Assert.assertTrue(stringcaptor.getAllValues().get(6).equals(currentAddress));
Assert.assertTrue(stringcaptor.getAllValues().get(7).equals(cityAddress));
Assert.assertTrue(stringcaptor.getAllValues().get(8).equals(maritalStatus));
Assert.assertTrue(stringcaptor.getAllValues().get(9).equals(offspring));
Assert.assertTrue(stringcaptor.getAllValues().get(10).equals(ageOfYoungestOffspring));
Assert.assertTrue(stringcaptor.getAllValues().get(11).equals(workNature));
Assert.assertTrue(stringcaptor.getAllValues().get(12).equals(phoneNumber));
Assert.assertTrue(stringcaptor.getAllValues().get(13).equals(eMail));
}
}
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