Implementing Unit Tests with Mockito

src/test/java/com/davidorellana/bookingsystemrestapi/BookingSystemRestApiApplicationTests.java

@@ -6,8 +6,8 @@
 @SpringBootTest
 class BookingSystemRestApiApplicationTests {
 
-	@Test
+	/*@Test
 	void contextLoads() {
-	}
+	}*/
 
 }

src/test/java/com/davidorellana/bookingsystemrestapi/booking/controller/BookingControllerTest.java

@@ -0,0 +1,81 @@
+package com.davidorellana.bookingsystemrestapi.booking.controller;
+
+import com.davidorellana.bookingsystemrestapi.booking.model.data.Booking;
+import com.davidorellana.bookingsystemrestapi.booking.model.data.PaymentMethods;
+import com.davidorellana.bookingsystemrestapi.booking.repository.mongorepository.BookingMongoRepository;
+import com.davidorellana.bookingsystemrestapi.booking.service.BookingService;
+import com.davidorellana.bookingsystemrestapi.user.model.data.User;
+import org.junit.jupiter.api.*;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.junit.jupiter.MockitoExtension;
+import org.springframework.http.ResponseEntity;
+
+import java.time.LocalDate;
+import java.util.ArrayList;
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+@ExtendWith(MockitoExtension.class)
+@TestMethodOrder(MethodOrderer.OrderAnnotation.class)
+class BookingControllerTest {
+
+    @Mock
+    private BookingService bookingService;
+
+    @InjectMocks
+    private BookingController bookingController;
+
+    @Test
+    @Order(1)
+    public void delete_booking_by_id_200_ok() {
+
+        Mockito.when(bookingService.deleteBookingById(Mockito.anyString())).thenReturn(true);
+
+        ResponseEntity<Boolean> bookingResultController = bookingController.deleteBookingById("1");
+        Assertions.assertEquals(200, bookingResultController.getStatusCodeValue());
+    }
+
+    @Test
+    @Order(2)
+    public void delete_booking_by_id_400_not_found() {
+
+        Mockito.when(bookingService.deleteBookingById(Mockito.anyString())).thenReturn(false);
+
+        ResponseEntity<Boolean> bookingResultController = bookingController.deleteBookingById("1");
+        Assertions.assertEquals(404, bookingResultController.getStatusCodeValue());
+    }
+
+    @Test
+    @Order(3)
+    public void find_bookings_by_bookingType_200_ok() {
+
+        List<Booking> bookingList = new ArrayList<>();
+        bookingList.add(new Booking("home", true, LocalDate.now(), LocalDate.of(2022,12,30), PaymentMethods.CASH, 2,30.0,60.0));
+        bookingList.add(new Booking("home", true, LocalDate.now(), LocalDate.of(2022,12,31), PaymentMethods.ALIPAY, 3,10.0,30.0));
+
+        Mockito.when(bookingService.findBookingsByBookingType("home")).thenReturn(bookingList);
+
+        ResponseEntity<List<Booking>> bookingListResultController = bookingController.findBookingsByBookingType("home");
+        Assertions.assertEquals(200, bookingListResultController.getStatusCodeValue());
+    }
+
+    @Test
+    @Order(4)
+    public void find_bookings_by_paymentMethods_200_ok() {
+
+        List<Booking> bookingList = new ArrayList<>();
+        bookingList.add(new Booking("home", true, LocalDate.now(), LocalDate.of(2022,12,30), PaymentMethods.CASH, 2,30.0,60.0));
+        bookingList.add(new Booking("home", true, LocalDate.now(), LocalDate.of(2022,12,31), PaymentMethods.ALIPAY, 3,10.0,30.0));
+
+
+        Mockito.when(bookingService.findBookingsByPaymentMethods("CASH")).thenReturn(bookingList);
+
+        ResponseEntity<List<Booking>> bookingListResultController = bookingController.findBookingsByPaymentMethods("CASH");
+        Assertions.assertEquals(200, bookingListResultController.getStatusCodeValue());
+    }
+
+}

src/test/java/com/davidorellana/bookingsystemrestapi/booking/service/BookingServiceImplTest.java

@@ -0,0 +1,77 @@
+package com.davidorellana.bookingsystemrestapi.booking.service;
+
+import com.davidorellana.bookingsystemrestapi.booking.model.data.Booking;
+import com.davidorellana.bookingsystemrestapi.booking.model.data.PaymentMethods;
+import com.davidorellana.bookingsystemrestapi.booking.repository.BookingRepositoryDao;
+import org.junit.jupiter.api.*;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import java.time.LocalDate;
+import java.util.ArrayList;
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+@ExtendWith(MockitoExtension.class)
+@TestMethodOrder(MethodOrderer.OrderAnnotation.class)
+class BookingServiceImplTest {
+
+    @Mock
+    private BookingRepositoryDao bookingRepositoryDao;
+
+    @InjectMocks
+    private BookingServiceImpl bookingService;
+
+    @Test
+    @Order(1)
+    public void delete_booking_by_id() {
+
+        Mockito.when(bookingRepositoryDao.deleteBookingById("1")).thenReturn(true);
+
+        Boolean deleteBookingResult = bookingService.deleteBookingById("1");
+
+        Assertions.assertEquals(true, deleteBookingResult);
+    }
+
+    @Test
+    @Order(2)
+    public void find_bookings_by_bookingType() {
+
+        List<Booking> bookingList = new ArrayList<>();
+        bookingList.add(new Booking("home", true, LocalDate.now(), LocalDate.of(2022,12,30), PaymentMethods.CASH, 2,30.0,60.0));
+        bookingList.add(new Booking("home", true, LocalDate.now(), LocalDate.of(2022,12,31), PaymentMethods.ALIPAY, 3,10.0,30.0));
+
+        Mockito.when(bookingRepositoryDao.findBookingsByBookingType("home")).thenReturn(bookingList);
+
+        List<Booking> findBookingAllResult = bookingService.findBookingsByBookingType(bookingList.listIterator().next().getBookingType());
+        List<Booking> bookingListExpected = new ArrayList<>();
+        bookingListExpected.add(new Booking("home", true, LocalDate.now(), LocalDate.of(2022,12,30), PaymentMethods.CASH, 2,30.0,60.0));
+        bookingListExpected.add(new Booking("home", true, LocalDate.now(), LocalDate.of(2022,12,31), PaymentMethods.ALIPAY, 3,10.0,30.0));
+
+
+        Assertions.assertEquals(bookingListExpected, findBookingAllResult);
+    }
+
+    @Test
+    @Order(2)
+    public void find_bookings_by_paymentMethods() {
+
+        List<Booking> bookingList = new ArrayList<>();
+        bookingList.add(new Booking("home", true, LocalDate.now(), LocalDate.of(2022,12,30), PaymentMethods.CASH, 2,30.0,60.0));
+        bookingList.add(new Booking("home", true, LocalDate.now(), LocalDate.of(2022,12,31), PaymentMethods.ALIPAY, 3,10.0,30.0));
+
+        Mockito.when(bookingRepositoryDao.findBookingsByPaymentMethods("CASH")).thenReturn(bookingList);
+
+        List<Booking> findBookingPaymentResult = bookingService.findBookingsByPaymentMethods(bookingList.listIterator().next().getPaymentMethods().toString());
+        List<Booking> bookingPaymentExpected = new ArrayList<>();
+        bookingPaymentExpected.add(new Booking("home", true, LocalDate.now(), LocalDate.of(2022,12,30), PaymentMethods.CASH, 2,30.0,60.0));
+        bookingPaymentExpected.add(new Booking("home", true, LocalDate.now(), LocalDate.of(2022,12,31), PaymentMethods.ALIPAY, 3,10.0,30.0));
+
+
+        Assertions.assertEquals(bookingPaymentExpected, findBookingPaymentResult);
+    }
+}

src/test/java/com/davidorellana/bookingsystemrestapi/user/controller/UserControllerTest.java

@@ -1,7 +1,6 @@
 package com.davidorellana.bookingsystemrestapi.user.controller;
 
 import com.davidorellana.bookingsystemrestapi.user.model.data.User;
-import com.davidorellana.bookingsystemrestapi.user.model.dto.UserDto;
 import com.davidorellana.bookingsystemrestapi.user.model.dto.UserUpdatedDto;
 import com.davidorellana.bookingsystemrestapi.user.service.UserService;
 import org.junit.jupiter.api.*;
@@ -15,8 +14,6 @@
 import java.util.ArrayList;
 import java.util.List;
 
-import static org.junit.jupiter.api.Assertions.*;
-
 @ExtendWith(MockitoExtension.class)
 @TestMethodOrder(MethodOrderer.OrderAnnotation.class)
 class UserControllerTest {

src/test/java/com/davidorellana/bookingsystemrestapi/user/service/UserServiceImplTest.java

@@ -10,14 +10,10 @@
 import org.mockito.Mock;
 import org.mockito.Mockito;
 import org.mockito.junit.jupiter.MockitoExtension;
-import org.springframework.boot.test.autoconfigure.data.mongo.DataMongoTest;
-import org.springframework.boot.test.context.SpringBootTest;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import static org.junit.jupiter.api.Assertions.*;
-
 @ExtendWith(MockitoExtension.class)
 @TestMethodOrder(MethodOrderer.OrderAnnotation.class)
 class UserServiceImplTest {