UserServiceTest.java
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package net.ziemers.swxercise.lg.user.service;
import javax.inject.Inject;
import net.ziemers.swxercise.db.dao.user.UserDao;
import net.ziemers.swxercise.db.utils.JpaTestUtils;
import net.ziemers.swxercise.lg.model.user.User;
import net.ziemers.swxercise.lg.testdatabuilder.user.UserDtoTestDataBuilder;
import net.ziemers.swxercise.lg.user.dto.UserDto;
import static org.junit.Assert.*;
import org.jglue.cdiunit.AdditionalClasses;
import org.jglue.cdiunit.CdiRunner;
import org.jglue.cdiunit.InSessionScope;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
/**
* Testing your Java CDI application with CDI-Unit couldn't be easier.
* Just specify @RunWith(CdiRunner.class) on your JUnit test class
* to enable injection directly into the test class.
*
* To test classes in isolation we shouldn't be using their dependencies.
* Instead we should be using a mock. There are many mocking libraries out
* there, however CDI-Unit has extra support for Mockito @Mock annotations.
*/
@RunWith(CdiRunner.class)
@AdditionalClasses(SessionContext.class)
public class UserServiceTest extends JpaTestUtils {
private static String USERNAME_TEST = "username_test";
private static String EXISTING_USERNAME_TEST = "username_profile";
private static String EXISTING_PASSWORD_TEST = "secret";
private static Long EXISTING_USER_ID = 2L;
private static boolean dbInitialized;
private UserDto userDto;
private boolean actual;
@Inject
private UserDao userDao;
@Inject
private UserService underTest;
@Before
public void setUp() throws Exception {
if (!dbInitialized) {
cleanDb();
initDbWith("UserServiceTestData.xml");
dbInitialized = true;
}
}
// @Test
// @InSessionScope
// public void testLoginUserReturnsSuccess() {
//
// given()
// .userDto(EXISTING_USERNAME_TEST);
//
// when()
// .loginUser(EXISTING_PASSWORD_TEST);
//
// then()
// .assertLoginSuccess();
// }
@Test
public void testCreateUserReturnsSuccess() {
given()
.userDto(USERNAME_TEST);
when()
.createUser();
then()
.assertCreateSuccess();
}
@Test
public void testCreateUserReturnsFailure() {
given()
.userDto(EXISTING_USERNAME_TEST);
when()
.createUser();
then()
.assertCreateFailure();
}
@Test
public void testUpdateUserDoesntUpdateUsername() {
given()
.userDto(USERNAME_TEST);
when()
.updateUser(EXISTING_USER_ID);
then()
.assertUpdateSuccess();
}
// given
private UserServiceTest given() {
return this;
}
private UserServiceTest userDto(final String username) {
userDto = new UserDtoTestDataBuilder()
.withUsername(username)
.build();
return this;
}
// when
private UserServiceTest when() {
return this;
}
private UserServiceTest loginUser(final String password) {
userDto.withPassword(password);
actual = underTest.loginUser(userDto);
return this;
}
private UserServiceTest createUser() {
txBegin();
actual = underTest.createUser(userDto);
txCommit();
return this;
}
private UserServiceTest updateUser(final Long id) {
txBegin();
actual = underTest.updateUser(id, userDto);
txCommit();
return this;
}
// then
private UserServiceTest then() {
return this;
}
private void assertLoginSuccess() {
assertTrue(actual);
}
private void assertCreateSuccess() {
// wir suchen den soeben erstellten Benutzer; wenn er existiert, ist alles gut
final User user = userDao.findByUsername(USERNAME_TEST);
assertNotNull(user);
}
private void assertCreateFailure() {
// es darf kein neuer Benutzer mit identischem Benutzernamen erstellt worden sein
assertFalse(actual);
}
private void assertUpdateSuccess() {
// wir suchen den soeben aktualisierten Benutzer; wenn sein Benutzername unverändert ist, ist alles gut
final User user = userDao.findById(EXISTING_USER_ID);
assertEquals(EXISTING_USERNAME_TEST, user.getProfile().getUsername());
}
}