feat: MovieServiceImplTest - test code for checking if exceptions occur

server/src/test/java/com/ticketing/server/movie/service/MovieServiceImplTest.java

@@ -1,11 +1,13 @@
 package com.ticketing.server.movie.service;
 
 import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyLong;
 import static org.mockito.Mockito.when;
 
+import com.ticketing.server.global.exception.TicketingException;
 import com.ticketing.server.movie.domain.Movie;
 import com.ticketing.server.movie.domain.repository.MovieRepository;
 import com.ticketing.server.movie.service.dto.DeletedMovieDTO;
@@ -15,6 +17,7 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.Optional;
+import org.hibernate.sql.Delete;
 import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
@@ -86,6 +89,24 @@ public class MovieServiceImplTest {
 		assertTrue(registeredMovieDto.getTitle().equals(title));
 	}
 
+	@Test
+	@DisplayName("Movie Service Test - register movie when there is same movie already")
+	void shouldThrowExceptionWhenRegistering() {
+		// given
+		String title = "이미 중복된 영화 제목";
+
+		Movie movie = new Movie(title, 100L);
+
+		when(movieRepository.findValidMovieWithTitle(title))
+			.thenReturn(Optional.of(movie));
+
+		// when
+		// then
+		assertThatThrownBy(() -> movieService.registerMovie(title, 100L))
+			.isInstanceOf(TicketingException.class);
+
+	}
+
 	@Test
 	@DisplayName("Movie Service Test - delete movie")
 	void shouldAbleToDeleteMovie() {
@@ -103,5 +124,17 @@ public class MovieServiceImplTest {
 		assertTrue(deletedMovieDto.getTitle().equals("삭제할 영화 제목"));
 		assertThat(deletedMovieDto.getDeletedAt()).isNotNull();
 	}
-	
+
+	@Test
+	@DisplayName("Movie Service Test - delete movie when there is no such movie")
+	void shouldThrowExceptionWhenDeleting() {
+		// given
+		when(movieRepository.findByIdAndDeletedAtNull(1L))
+			.thenReturn(Optional.empty());
+
+		// when
+		// then
+		assertThatThrownBy(() -> movieService.deleteMovie(1L))
+			.isInstanceOf(TicketingException.class);
+	}
 }