[R5] Add unit test for find doctor by id as well

src/test/java/com/mirna/hospitalmanagementapi/unit/application/controllers/DoctorControllerTest.java

@@ -100,6 +100,20 @@ public class DoctorControllerTest {
 				.andExpect(MockMvcResultMatchers.status().isBadRequest()).andDo(MockMvcResultHandlers.print());
 	}
 	
+	/**
+	 * Get doctor by id
+	 */
+	@Test
+	@DisplayName("Should get doctor by id and return http status OK")
+	public void testGetDoctor() throws Exception {
+
+		Long id = testDoctor.getId();
+		
+		mockMvc.perform(MockMvcRequestBuilders.get("/api/v1.0/doctors/{id}", id).contentType(MediaType.APPLICATION_JSON)
+				.characterEncoding("UTF-8"))
+				.andExpect(MockMvcResultMatchers.status().isOk()).andDo(MockMvcResultHandlers.print());
+	}
+	
 	/**
 	 * Get doctors with pagination
 	 */

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

@@ -96,6 +96,19 @@ public class DoctorServiceTest {
 		assertThrows(ConstraintViolationException.class, () ->  doctorService.addDoctor(doctorDTO));
 	}
 	
+	/**
+	 * Finds a doctor by provided id.
+	 */
+	@Test
+	@DisplayName("Should find doctor by id")
+	public void testFindPatientById() throws Exception {
+		
+		Doctor doctor = doctorService.findDoctorById(testDoctor.getId());
+
+		assertNotNull(doctor);
+		
+	}
+	
 	/**
 	 * Finds doctors stored in the database with pagination
 	 */