diff --git a/spring-web-modules/spring-mvc-java-2/pom.xml b/spring-web-modules/spring-mvc-java-2/pom.xml index d88a9c320a..b1b5a797f8 100644 --- a/spring-web-modules/spring-mvc-java-2/pom.xml +++ b/spring-web-modules/spring-mvc-java-2/pom.xml @@ -41,6 +41,11 @@ jaxb-runtime ${jaxb-runtime.version} + + commons-fileupload + commons-fileupload + ${commons-fileupload.version} + @@ -57,6 +62,7 @@ 4.0.1 5.2.2.RELEASE 2.3.5 + 1.5 \ No newline at end of file diff --git a/spring-web-modules/spring-mvc-java-2/src/test/java/com/baeldung/multipart/file/ConvertFileToMultipartFileUnitTest.java b/spring-web-modules/spring-mvc-java-2/src/test/java/com/baeldung/multipart/file/ConvertFileToMultipartFileUnitTest.java new file mode 100644 index 0000000000..7d99f7f9bb --- /dev/null +++ b/spring-web-modules/spring-mvc-java-2/src/test/java/com/baeldung/multipart/file/ConvertFileToMultipartFileUnitTest.java @@ -0,0 +1,45 @@ +package com.baeldung.multipart.file; + +import static org.junit.Assert.assertEquals; + +import java.io.File; +import java.io.FileInputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.nio.file.Files; + +import org.apache.commons.fileupload.FileItem; +import org.apache.commons.fileupload.disk.DiskFileItem; +import org.apache.commons.io.IOUtils; +import org.junit.jupiter.api.Test; +import org.springframework.web.multipart.MultipartFile; +import org.springframework.web.multipart.commons.CommonsMultipartFile; +import org.springframework.mock.web.MockMultipartFile; + +public class ConvertFileToMultipartFileUnitTest { + + @Test + public void givenFile_whenCreateMultipartFile_thenContentMatch() throws IOException { + File file = new File("src/main/resources/targetFile.tmp"); + byte[] fileBytes = Files.readAllBytes(file.toPath()); + MultipartFile multipartFile = new MockMultipartFile("file", file.getName(), "text/plain", fileBytes); + String fileContent = new String(multipartFile.getBytes()); + assertEquals("Hello World", fileContent); + assertEquals("targetFile.tmp", multipartFile.getOriginalFilename()); + } + + @Test + public void givenFile_whenCreateMultipartFileUsingCommonsMultipart_thenContentMatch() throws IOException { + File file = new File("src/main/resources/targetFile.tmp"); + FileItem fileItem = new DiskFileItem("file", Files.probeContentType(file.toPath()), false, file.getName(), (int) file.length(), file.getParentFile()); + InputStream input = new FileInputStream(file); + OutputStream outputStream = fileItem.getOutputStream(); + IOUtils.copy(input, outputStream); + MultipartFile multipartFile = new CommonsMultipartFile(fileItem); + String fileContent = new String(multipartFile.getBytes()); + assertEquals("Hello World", fileContent); + assertEquals("targetFile.tmp", multipartFile.getOriginalFilename()); + } + +}