[R1] Unit test class for Doctor Service add method

src/test/java/com/mirna/hospitalmanagementapi/unit/application/service/DoctorServiceTest.java

@@ -0,0 +1,59 @@
+package com.mirna.hospitalmanagementapi.unit.application.service;
+
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestInstance;
+import org.junit.jupiter.api.TestInstance.Lifecycle;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import com.mirna.hospitalmanagementapi.HospitalManagementApiApplication;
+import com.mirna.hospitalmanagementapi.application.services.DoctorServiceImpl;
+import com.mirna.hospitalmanagementapi.domain.dtos.AddressDTO;
+import com.mirna.hospitalmanagementapi.domain.dtos.DoctorDTO;
+import com.mirna.hospitalmanagementapi.domain.entities.Doctor;
+import com.mirna.hospitalmanagementapi.domain.enums.Specialty;
+
+import jakarta.validation.ConstraintViolationException;
+
+/**
+ * 
+ * @author Mirna Gama
+ * @version 1.0
+ */
+@SpringBootTest(classes = HospitalManagementApiApplication.class)
+@TestInstance(Lifecycle.PER_CLASS)
+public class DoctorServiceTest {
+
+	@Autowired
+	private DoctorServiceImpl doctorService;
+	
+	/**
+	 * Create a valid doctor.
+	 */
+	@Test
+	@DisplayName("Should add valid doctor")
+	public void testAddValidDoctor() throws Exception {
+		DoctorDTO doctorDTO = new DoctorDTO("test", "test@gmail.com", "123456", "99999999", Specialty.ORTHOPEDICS,
+				new AddressDTO("TEST STREET", "NEIGHBORHOOD", "12345678", "CITY", "ST", null, null));
+		
+		Doctor doctor = doctorService.addDoctor(doctorDTO);
+		
+		assertNotNull(doctor.getId());
+	}
+	
+	/**
+	 * Avoid creating a doctor with invalid parameter. Example: name being blank
+	 */
+	@Test
+	@DisplayName("Should not add doctor with invalid parameter")
+	public void testAddInvalidDoctor() throws Exception {
+		DoctorDTO doctorDTO = new DoctorDTO("", "test@gmail.com", "123456", "99999999", Specialty.ORTHOPEDICS,
+				new AddressDTO("TEST STREET", "NEIGHBORHOOD", "12345678", "CITY", "ST", null, null));
+		
+		assertThrows(ConstraintViolationException.class, () ->  doctorService.addDoctor(doctorDTO));
+	}
+}