PAN-48 Wrote unit tests for the AccountController
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package edu.msudenver.tsp.persistence.controller;
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import edu.msudenver.tsp.persistence.dto.AccountsDto;
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import edu.msudenver.tsp.persistence.repository.AccountsRepository;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.mockito.InjectMocks;
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import org.mockito.Mock;
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import org.mockito.runners.MockitoJUnitRunner;
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import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.ResponseEntity;
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import org.springframework.validation.BindingResult;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Optional;
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import static junit.framework.TestCase.assertTrue;
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import static org.junit.Assert.*;
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import static org.mockito.Matchers.any;
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import static org.mockito.Matchers.anyInt;
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import static org.mockito.Mockito.*;
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@RunWith(MockitoJUnitRunner.class)
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@WebMvcTest(controllers = AccountController.class)
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public class AccountControllerTest {
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@Mock
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private AccountsRepository accountsRepository;
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@InjectMocks
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private AccountController accountController;
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@Mock private BindingResult bindingResult;
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@Test
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public void testGetAllAccounts() {
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final AccountsDto accountsDto = createAccount();
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final List<AccountsDto> accountsDtoList = new ArrayList<>();
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accountsDtoList.add(accountsDto);
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accountsDtoList.add(accountsDto);
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when(accountsRepository.findAll()).thenReturn(accountsDtoList);
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final ResponseEntity<Iterable<AccountsDto>> responseEntity = accountController.getListOfAccounts();
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assertNotNull(responseEntity);
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assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
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assertTrue(responseEntity.hasBody());
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assertNotNull(responseEntity.getBody());
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responseEntity.getBody().forEach(account -> assertEquals(account, accountsDto));
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}
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@Test
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public void testGetAccountById() {
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final AccountsDto accountsDto = createAccount();
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when(accountsRepository.findById(anyInt())).thenReturn(Optional.ofNullable(accountsDto));
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final ResponseEntity<AccountsDto> responseEntity = accountController.getAccountById(1);
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assertNotNull(responseEntity);
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assertTrue(responseEntity.hasBody());
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assertNotNull(responseEntity.getBody());
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assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
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assertEquals(accountsDto, responseEntity.getBody());
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verify(accountsRepository).findById(anyInt());
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}
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@Test
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public void testGetAccountById_nullId() {
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final ResponseEntity responseEntity = accountController.getAccountById(null);
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assertNotNull(responseEntity);
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assertFalse(responseEntity.hasBody());
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assertEquals(HttpStatus.BAD_REQUEST, responseEntity.getStatusCode());
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verifyZeroInteractions(accountsRepository);
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}
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@Test
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public void testGetAccountById_noAccountFound() {
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when(accountsRepository.findById(anyInt())).thenReturn(Optional.empty());
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final ResponseEntity responseEntity = accountController.getAccountById(1);
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assertNotNull(responseEntity);
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assertFalse(responseEntity.hasBody());
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assertEquals(HttpStatus.NOT_FOUND, responseEntity.getStatusCode());
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verify(accountsRepository).findById(anyInt());
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}
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@Test
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public void testInsertAccount() {
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final AccountsDto accountsDto = createAccount();
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when(accountsRepository.save(any(AccountsDto.class))).thenReturn(accountsDto);
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final ResponseEntity<AccountsDto> responseEntity = accountController.insertAccount(accountsDto, bindingResult);
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assertNotNull(responseEntity);
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assertTrue(responseEntity.hasBody());
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assertNotNull(responseEntity.getBody());
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assertEquals(HttpStatus.CREATED, responseEntity.getStatusCode());
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assertEquals(accountsDto, responseEntity.getBody());
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verify(accountsRepository).save(any(AccountsDto.class));
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}
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@Test
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public void testInsertAccount_accountsDtoIsNull() {
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final ResponseEntity responseEntity = accountController.insertAccount(null, bindingResult);
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assertNotNull(responseEntity);
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assertFalse(responseEntity.hasBody());
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assertEquals(HttpStatus.BAD_REQUEST, responseEntity.getStatusCode());
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verifyZeroInteractions(accountsRepository);
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}
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@Test
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public void testInsertAccount_bindingResultHasErrors() {
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final AccountsDto definitionDto = createAccount();
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when(bindingResult.hasErrors()).thenReturn(true);
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final ResponseEntity responseEntity = accountController.insertAccount(definitionDto, bindingResult);
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assertNotNull(responseEntity);
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assertFalse(responseEntity.hasBody());
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assertEquals(HttpStatus.UNPROCESSABLE_ENTITY, responseEntity.getStatusCode());
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verifyZeroInteractions(accountsRepository);
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}
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@Test
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public void testUpdateAccount() {
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final AccountsDto existingAccount = createAccount();
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existingAccount.setId(1);
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existingAccount.setVersion(1);
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final AccountsDto accountUpdate = new AccountsDto();
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accountUpdate.setUsername("Test Update");
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final AccountsDto updatedAccount = existingAccount;
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updatedAccount.setUsername("Test Update");
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when(accountsRepository.findById(anyInt())).thenReturn(Optional.of(existingAccount));
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when(accountsRepository.save(any(AccountsDto.class))).thenReturn(updatedAccount);
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final ResponseEntity<AccountsDto> responseEntity = accountController.updateAccount(1, accountUpdate, bindingResult);
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assertNotNull(responseEntity);
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assertTrue(responseEntity.hasBody());
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assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
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assertEquals(updatedAccount, responseEntity.getBody());
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verify(accountsRepository).findById(anyInt());
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verify(accountsRepository).save(any(AccountsDto.class));
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}
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@Test
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public void testUpdateAccount_bindingResultHasErrors() {
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when(bindingResult.hasErrors()).thenReturn(true);
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final ResponseEntity<AccountsDto> responseEntity = accountController.updateAccount(1, createAccount(), bindingResult);
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assertNotNull(responseEntity);
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assertFalse(responseEntity.hasBody());
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assertEquals(HttpStatus.UNPROCESSABLE_ENTITY, responseEntity.getStatusCode());
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verifyZeroInteractions(accountsRepository);
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}
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@Test
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public void testUpdateAccount_accountsDtoIsNull() {
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final ResponseEntity<AccountsDto> responseEntity = accountController.updateAccount(1, null, bindingResult);
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assertNotNull(responseEntity);
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assertFalse(responseEntity.hasBody());
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assertEquals(HttpStatus.BAD_REQUEST, responseEntity.getStatusCode());
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verifyZeroInteractions(accountsRepository);
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}
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@Test
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public void testUpdateAccount_idIsNull() {
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final ResponseEntity<AccountsDto> responseEntity = accountController.updateAccount(null, createAccount(), bindingResult);
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assertNotNull(responseEntity);
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assertFalse(responseEntity.hasBody());
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assertEquals(HttpStatus.BAD_REQUEST, responseEntity.getStatusCode());
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verifyZeroInteractions(accountsRepository);
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}
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@Test
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public void testUpdateAccount_accountDoesNotExist() {
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when(accountsRepository.findById(anyInt())).thenReturn(Optional.empty());
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final ResponseEntity<AccountsDto> responseEntity = accountController.updateAccount(1, createAccount(), bindingResult);
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assertNotNull(responseEntity);
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assertFalse(responseEntity.hasBody());
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assertEquals(HttpStatus.BAD_REQUEST, responseEntity.getStatusCode());
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verify(accountsRepository, times(0)).save(any(AccountsDto.class));
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}
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@Test
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public void testDeleteAccountById() {
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doNothing().when(accountsRepository).deleteById(anyInt());
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final ResponseEntity responseEntity = accountController.deleteAccountById(1);
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assertNotNull(responseEntity);
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assertFalse(responseEntity.hasBody());
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assertEquals(HttpStatus.NO_CONTENT, responseEntity.getStatusCode());
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verify(accountsRepository).deleteById(anyInt());
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}
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@Test
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public void testDeleteAccountById_idIsNull() {
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final ResponseEntity responseEntity = accountController.deleteAccountById(null);
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assertNotNull(responseEntity);
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assertFalse(responseEntity.hasBody());
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assertEquals(HttpStatus.BAD_REQUEST, responseEntity.getStatusCode());
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verifyZeroInteractions(accountsRepository);
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}
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private AccountsDto createAccount() {
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final AccountsDto accountsDto = new AccountsDto();
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accountsDto.setUsername("Test username");
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accountsDto.setPassword("test password");
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accountsDto.setAdministratorStatus(true);
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return accountsDto;
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}
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}
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