test(#119): GenerateProofOfApplicationUseCaseTest 작성

- GenerateProofOfApplicationUseCaseTest를 생성했어요.

src/test/java/com/bamdoliro/maru/application/form/GenerateProofOfApplicationUseCaseTest.java

@@ -0,0 +1,98 @@
+package com.bamdoliro.maru.application.form;
+
+import com.bamdoliro.maru.domain.form.domain.Form;
+import com.bamdoliro.maru.domain.form.domain.type.FormType;
+import com.bamdoliro.maru.domain.form.exception.FormNotFoundException;
+import com.bamdoliro.maru.domain.form.exception.InvalidFormStatusException;
+import com.bamdoliro.maru.domain.form.service.FormFacade;
+import com.bamdoliro.maru.domain.user.domain.User;
+import com.bamdoliro.maru.infrastructure.pdf.GeneratePdfService;
+import com.bamdoliro.maru.infrastructure.s3.FileService;
+import com.bamdoliro.maru.infrastructure.thymeleaf.ProcessTemplateService;
+import com.bamdoliro.maru.shared.fixture.FormFixture;
+import com.bamdoliro.maru.shared.fixture.SharedFixture;
+import com.bamdoliro.maru.shared.fixture.UserFixture;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import java.io.ByteArrayOutputStream;
+import java.util.Map;
+
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.BDDMockito.given;
+import static org.mockito.BDDMockito.willThrow;
+import static org.mockito.Mockito.*;
+
+@ExtendWith(MockitoExtension.class)
+
+public class GenerateProofOfApplicationUseCaseTest {
+
+    @InjectMocks
+    private GenerateProofOfApplicationUseCase generateProofOfApplicationUseCase;
+
+    @Mock
+    private FormFacade formFacade;
+
+    @Mock
+    private ProcessTemplateService processTemplateService;
+
+    @Mock
+    private GeneratePdfService generatePdfService;
+
+    @Mock
+    private FileService fileService;
+
+    @Test
+    void 접수증을_생성한다() {
+        // given
+        User user = UserFixture.createUser();
+        Form form = FormFixture.createForm(FormType.MULTI_CHILDREN);
+        form.submit();
+        given(formFacade.getForm(user)).willReturn(form);
+        given(processTemplateService.execute(any(String.class), any(Map.class))).willReturn("html");
+        given(fileService.getPresignedUrl(any(String.class), any(String.class))).willReturn(SharedFixture.createFormUrlResponse());
+        given(generatePdfService.execute(any(String.class))).willReturn(new ByteArrayOutputStream());
+
+        // when
+        generateProofOfApplicationUseCase.execute(user);
+
+        // then
+        verify(formFacade, times(1)).getForm(user);
+        verify(processTemplateService, times(1)).execute(any(String.class), any(Map.class));
+        verify(generatePdfService, times(1)).execute(any(String.class));
+        verify(fileService, times(1)).getPresignedUrl(any(String.class), any(String.class));
+    }
+
+    @Test
+    void 접수증을_생성할_때_상태가_최종제출이_아닌_사용자라면_에러가_발생한다() {
+        // given
+        User user = UserFixture.createUser();
+        Form form = FormFixture.createForm(FormType.MULTI_CHILDREN);
+        given(formFacade.getForm(user)).willReturn(form);
+
+        // when and then
+        assertThrows(InvalidFormStatusException.class, () -> generateProofOfApplicationUseCase.execute(user));
+
+        verify(formFacade, times(1)).getForm(user);
+        verify(processTemplateService, never()).execute(any(String.class), any(Map.class));
+        verify(generatePdfService, never()).execute(any(String.class));
+    }
+
+    @Test
+    void 접수증을_생성할_때_원서를_접수하지_않았다면_에러가_발생한다() {
+        // given
+        User user = UserFixture.createUser();
+        willThrow(new FormNotFoundException()).given(formFacade).getForm(user);
+
+        // when and then
+        assertThrows(FormNotFoundException.class, () -> generateProofOfApplicationUseCase.execute(user));
+
+        verify(formFacade, times(1)).getForm(user);
+        verify(processTemplateService, never()).execute(any(String.class), any(Map.class));
+        verify(generatePdfService, never()).execute(any(String.class));
+    }
+}