Extend the coverage

.vscode/settings.json

@@ -15,7 +15,7 @@
   "cSpell.words": ["carres", "Instancio", "Keanu", "Keycloak"],
   "java.test.config": {
     "name": "main",
-    "workingDirectory": "${workspaceFolder}",
+    "workingDirectory": "${workspaceFolder}/apps/backend",
     "env": {
       "SPRING_PROFILES_ACTIVE": "test"
     }

apps/backend/api/src/main/java/com/nikitades/carres/infrastructure/amqp/AmqpNotifier.java

@@ -2,15 +2,15 @@
 
 import com.nikitades.carres.domain.Notifier;
 import com.nikitades.carres.shared.NewReservationNotification;
+import lombok.RequiredArgsConstructor;
 import org.springframework.amqp.rabbit.core.RabbitTemplate;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 @Service
+@RequiredArgsConstructor
 public class AmqpNotifier implements Notifier {
 
-  @Autowired
-  private RabbitTemplate rabbitTemplate;
+  private final RabbitTemplate rabbitTemplate;
 
   public void notifyOfNewReservation(String email, String manufacturer, String model) {
     rabbitTemplate.convertAndSend(

apps/backend/api/src/test/java/com/nikitades/carres/entrypoint/controller/car/CarControllerTest.java

@@ -54,4 +54,29 @@ void whenAvailableCarsListIsRequested_listIsShown() throws Exception {
       .andExpect(jsonPath("$.items").exists())
       .andExpect(jsonPath("$.items.length()").value(3));
   }
+
+  @Test
+  @Transactional
+  @WithMockJwt(MockJwt.Nikita)
+  void whenCarIsRequestedById_andCarIsPresentInDb_carIsShown() throws Exception {
+    //Given that some cars exist in the database
+    Car car = Instancio
+      .of(Car.class)
+      .set(field(Car::getCreatedBy), Users.Nikita.getId())
+      .set(field(Car::isAvailable), true)
+      .create();
+
+    carRepository.save(car);
+
+    //when an authorized user requests this car (e.g. at the time of the reservation)
+    var actual = mvc.perform(get("/api/v1/cars/%s".formatted(car.getId())));
+
+    //then the car is displayed in the regular fashion:
+    actual
+      .andExpect(status().isOk())
+      .andExpect(jsonPath("$.id").value(car.getId().toString()))
+      .andExpect(jsonPath("$.manufacturer").value(car.getManufacturer()))
+      .andExpect(jsonPath("$.model").value(car.getModel()))
+      .andExpect(jsonPath("$.manufacturedAt").value(car.getManufacturedAt().toString()));
+  }
 }

apps/backend/api/src/test/java/com/nikitades/carres/infrastructure/amqp/AmqpNotifierTest.java

@@ -0,0 +1,40 @@
+package com.nikitades.carres.infrastructure.amqp;
+
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+import com.nikitades.carres.shared.NewReservationNotification;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+import org.springframework.amqp.rabbit.core.RabbitTemplate;
+
+@ExtendWith(MockitoExtension.class)
+class AmqpNotifierTest {
+
+  private AmqpNotifier instance;
+
+  @Mock
+  private RabbitTemplate rabbitTemplate;
+
+  @BeforeEach
+  void init() {
+    instance = new AmqpNotifier(rabbitTemplate);
+  }
+
+  @Test
+  void whenNewReservationNotificationIsSent_correctQueueNameIsPassedAsRoutingKey() {
+    //Given that [email protected] reserved Centaur Warrunner
+    instance.notifyOfNewReservation("[email protected]", "Centaur", "Warrunner");
+
+    //When a notification is performed
+    verify(rabbitTemplate, times(1))
+      .convertAndSend(
+        "new_reservations",
+        //correct data is passed
+        new NewReservationNotification("[email protected]", "Centaur", "Warrunner")
+      );
+  }
+}

apps/backend/tg-notifier/src/main/resources/application-test.properties

@@ -0,0 +1,5 @@
+spring.rabbitmq.template.default-receive-queue=
+spring.rabbitmq.host=localhost
+spring.rabbitmq.username=guest
+spring.rabbitmq.password=guest
+spring.rabbitmq.virtual-host=guest

apps/backend/tg-notifier/src/test/java/com/nikitades/carres/tgnotify/TgnotifyApplicationTests.java

@@ -2,10 +2,14 @@
 
 import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.mock.mockito.MockBean;
 
 @SpringBootTest
 class TgnotifyApplicationTests {
 
+  @MockBean
+  private WebhookCarresNotificationBot bot;
+
   @Test
   void contextLoads() {}
 }