Added LecturerServiceTest with createAndDeleteLecturer

Signed-off-by: Marcin Woźniak <y0rune@aol.com>

buisnesslogic/src/test/java/com/plannaplan/services/LecturerServiceTest.java

@@ -0,0 +1,38 @@
+package com.plannaplan.services;
+
+import static org.junit.Assert.assertTrue;
+
+import com.plannaplan.entities.Lecturer;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+@ContextConfiguration
+public class LecturerServiceTest {
+    @Autowired
+    private LecturerService lecturerService;
+    
+    @Test
+    public void createAndDeleteLecturer(){
+        Lecturer lecturer;
+        int startAmmount = this.lecturerService.getLecturersAmmount();
+
+        // Create lecturer
+        lecturer = new Lecturer();
+        lecturer.setName("Tomasz");
+        lecturer.setSurname("Kowalski");
+        lecturer.setTitle("prof.");
+        lecturerService.save(lecturer);
+        assertTrue(this.lecturerService.getLecturersAmmount() > startAmmount);
+
+        // Delete lecturer
+        lecturerService.delete(lecturer);
+        assertTrue(this.lecturerService.getLecturersAmmount() == startAmmount);
+    }
+}