Storing files indexed by a database (#10174)

Creating the FileLocationService to link the FileSystemRepository to the ImageDbRepository. Removing test order

Changing to BDDMockito

Changing Long wrapper for @id. Changing the test names to given-when-then pattern

Co-authored-by: Gilvan Ornelas Fernandes Filho <gilvan.fernandes@bairesdev.com>

persistence-modules/spring-boot-persistence-2/src/test/java/com/baeldung/db/indexing/FileSystemImageIntegrationTest.java

@@ -0,0 +1,69 @@
+package com.baeldung.db.indexing;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.BDDMockito.given;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+import java.io.InputStream;
+import java.nio.file.Paths;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.mock.mockito.MockBean;
+import org.springframework.core.io.FileSystemResource;
+import org.springframework.http.MediaType;
+import org.springframework.mock.web.MockMultipartFile;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.MvcResult;
+import org.springframework.test.web.servlet.request.MockMultipartHttpServletRequestBuilder;
+import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
+
+@SpringBootTest(classes = ImageArchiveApplication.class)
+@AutoConfigureMockMvc
+class FileSystemImageIntegrationTest {
+
+    @Autowired
+    MockMvc mockMvc;
+
+    @MockBean
+    FileLocationService fileLocationService;
+
+    @Test
+    void givenJpegImage_whenUploadIt_thenReturnItsId() throws Exception {
+        ClassLoader classLoader = ClassLoader.getSystemClassLoader();
+        InputStream image = classLoader.getResourceAsStream("baeldung.jpeg");
+
+        MockMultipartHttpServletRequestBuilder multipartRequest = MockMvcRequestBuilders.multipart("/file-system/image")
+            .file(new MockMultipartFile("image", "baeldung", MediaType.TEXT_PLAIN_VALUE, image));
+
+        MvcResult result = mockMvc.perform(multipartRequest)
+            .andExpect(status().isOk())
+            .andReturn();
+
+        assertThat(result.getResponse()
+            .getContentAsString())
+                .isEqualTo("1");
+    }
+
+    @Test
+    void givenBaeldungImage_whenDownloadIt_thenReturnTheImage() throws Exception {
+        given(fileLocationService.find(1L))
+            .willReturn(baeldungJpegResource());
+
+        mockMvc.perform(MockMvcRequestBuilders
+            .get("/file-system/image/1")
+            .contentType(MediaType.IMAGE_JPEG_VALUE))
+            .andExpect(status().isOk());
+    }
+
+    private FileSystemResource baeldungJpegResource() {
+        ClassLoader classLoader = ClassLoader.getSystemClassLoader();
+        String imagePath = classLoader.getResource("baeldung.jpeg")
+            .getFile();
+
+        return new FileSystemResource(Paths.get(imagePath));
+    }
+
+}

persistence-modules/spring-boot-persistence-2/src/test/java/com/baeldung/db/indexing/ImageIntegrationTest.java

@@ -0,0 +1,72 @@
+package com.baeldung.db.indexing;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.BDDMockito.given;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.Optional;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.mock.mockito.MockBean;
+import org.springframework.http.MediaType;
+import org.springframework.mock.web.MockMultipartFile;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.MvcResult;
+import org.springframework.test.web.servlet.request.MockMultipartHttpServletRequestBuilder;
+import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
+
+@SpringBootTest(classes = ImageArchiveApplication.class)
+@AutoConfigureMockMvc
+class ImageIntegrationTest {
+
+    @Autowired
+    MockMvc mockMvc;
+
+    @MockBean
+    ImageDbRepository imageRepository;
+
+    @Test
+    void givenBaeldungJpegImage_whenUploadIt_thenReturnItsId() throws Exception {
+        ClassLoader classLoader = ClassLoader.getSystemClassLoader();
+        InputStream image = classLoader.getResourceAsStream("baeldung.jpeg");
+
+        MockMultipartHttpServletRequestBuilder multipartRequest = MockMvcRequestBuilders.multipart("/image")
+            .file(new MockMultipartFile("image", "baeldung", MediaType.TEXT_PLAIN_VALUE, image));
+
+        MvcResult result = mockMvc.perform(multipartRequest)
+            .andExpect(status().isOk())
+            .andReturn();
+
+        assertThat(result.getResponse()
+            .getContentAsString())
+                .isEqualTo("1");
+    }
+
+    @Test
+    void givenExistingImage_whenDownloadIt_thenReturnHttpStatusOk() throws Exception {
+        given(imageRepository.findById(1L))
+            .willReturn(Optional.of(baeldungImage()));
+
+        mockMvc.perform(MockMvcRequestBuilders
+            .get("/image/1")
+            .contentType(MediaType.IMAGE_JPEG_VALUE))
+            .andExpect(status().isOk());
+    }
+
+    private Image baeldungImage() throws IOException {
+        ClassLoader classLoader = ClassLoader.getSystemClassLoader();
+
+        Image mockImage = new Image();
+        mockImage.setContent(Files.readAllBytes(Paths.get(classLoader.getResource("baeldung.jpeg")
+            .getFile())));
+        return mockImage;
+    }
+
+}