diff --git a/net-http-server-netty/src/test/java/org/xbib/net/http/netty/test/NettyHttpServerFileUploadTest.java b/net-http-server-netty/src/test/java/org/xbib/net/http/netty/test/NettyHttpServerFileUploadTest.java
index a774a6c..b0b7434 100644
--- a/net-http-server-netty/src/test/java/org/xbib/net/http/netty/test/NettyHttpServerFileUploadTest.java
+++ b/net-http-server-netty/src/test/java/org/xbib/net/http/netty/test/NettyHttpServerFileUploadTest.java
@@ -11,7 +11,6 @@ import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import java.util.stream.Collectors;
-import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 import org.xbib.net.NetworkClass;
 import org.xbib.net.URL;
@@ -33,6 +32,7 @@ import org.xbib.net.http.server.netty.NettyHttpServerConfig;
 import org.xbib.net.http.server.route.BaseHttpRouter;
 import org.xbib.net.http.server.route.HttpRouter;
 import org.xbib.net.http.server.service.BaseHttpService;
+import org.xbib.net.util.ByteBufferInputStream;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 public class NettyHttpServerFileUploadTest {
@@ -58,12 +58,30 @@ public class NettyHttpServerFileUploadTest {
                                 .setPath("/")
                                 .setMethod(HttpMethod.POST)
                                 .setHandler(ctx -> {
-                                    logger.log(Level.FINEST, "handler starting");
+                                    HttpResponseStatus httpResponseStatus = HttpResponseStatus.NOT_FOUND;
+                                    List<org.xbib.net.http.server.Message> messages = ctx.getRequest().getMessages();
+                                    logger.log(Level.INFO, "messages = " + messages.size());
+                                    for (org.xbib.net.http.server.Message message : messages) {
+                                        logger.log(Level.INFO, "message = " + message);
+                                        if (message.getPath() != null) {
+                                            try (InputStream inputStream = Files.newInputStream(message.getPath());
+                                                 OutputStream outputStream = Files.newOutputStream(Paths.get("build/" + message.getName()))) {
+                                                inputStream.transferTo(outputStream);
+                                                httpResponseStatus = HttpResponseStatus.OK;
+                                            }
+                                        }
+                                        if (message.getByteBuffer() != null) {
+                                            try (InputStream inputStream = new ByteBufferInputStream(message.getByteBuffer());
+                                                 OutputStream outputStream = Files.newOutputStream(Paths.get("build/" + message.getName()))) {
+                                                inputStream.transferTo(outputStream);
+                                                httpResponseStatus = HttpResponseStatus.OK;
+                                            }
+                                        }
+                                    }
                                     String message = ctx.getRequest().getMessages().stream()
                                             .map(m -> StandardCharsets.UTF_8.decode(m.getByteBuffer()))
                                             .collect(Collectors.joining());
-
-                                    ctx.status(HttpResponseStatus.OK)
+                                    ctx.status(httpResponseStatus)
                                             .header(HttpHeaderNames.CONTENT_TYPE, HttpHeaderValues.TEXT_PLAIN)
                                             .charset(StandardCharsets.UTF_8)
                                             .body("parameter = " + ctx.getRequest().getParameter().toString() +
@@ -108,7 +126,7 @@ public class NettyHttpServerFileUploadTest {
                                     " status = " + resp.getStatus() +
                                     " header = " + resp.getHeaders() +
                                     " body = " + resp.getBodyAsChars(StandardCharsets.UTF_8));
-                            received.set(true);
+                            received.set(resp.getStatus() == HttpResponseStatus.OK);
                         })
                         .build();
                 client.execute(request).get().close();
@@ -117,7 +135,6 @@ public class NettyHttpServerFileUploadTest {
         }
     }
 
-    @Disabled
     @Test
     public void testLargeFileUpload() throws Exception {
         URL url = URL.from("http://localhost:8008/");
@@ -137,16 +154,27 @@ public class NettyHttpServerFileUploadTest {
                                 .setPath("/")
                                 .setMethod(HttpMethod.POST)
                                 .setHandler(ctx -> {
+                                    HttpResponseStatus httpResponseStatus = HttpResponseStatus.NOT_FOUND;
                                     List<org.xbib.net.http.server.Message> messages = ctx.getRequest().getMessages();
+                                    logger.log(Level.INFO, "messages = " + messages.size());
                                     for (org.xbib.net.http.server.Message message : messages) {
+                                        logger.log(Level.INFO, "message = " + message);
                                         if (message.getPath() != null) {
                                             try (InputStream inputStream = Files.newInputStream(message.getPath());
                                                  OutputStream outputStream = Files.newOutputStream(Paths.get("build/" + message.getName()))) {
                                                 inputStream.transferTo(outputStream);
+                                                httpResponseStatus = HttpResponseStatus.OK;
+                                            }
+                                        }
+                                        if (message.getByteBuffer() != null) {
+                                            try (InputStream inputStream = new ByteBufferInputStream(message.getByteBuffer());
+                                                 OutputStream outputStream = Files.newOutputStream(Paths.get("build/" + message.getName()))) {
+                                                inputStream.transferTo(outputStream);
+                                                httpResponseStatus = HttpResponseStatus.OK;
                                             }
                                         }
                                     }
-                                    ctx.status(HttpResponseStatus.OK)
+                                    ctx.status(httpResponseStatus)
                                             .header(HttpHeaderNames.CONTENT_TYPE, HttpHeaderValues.TEXT_PLAIN)
                                             .charset(StandardCharsets.UTF_8)
                                             .body("parameter = " + ctx.getRequest().getParameter().toString() +
@@ -185,14 +213,14 @@ public class NettyHttpServerFileUploadTest {
                         .addMessage(new Message("application/pdf",
                                 "base64",
                                 "test.pdf",
-                                Paths.get("/home/joerg/3904846.pdf"),
+                                Paths.get("src/test/resources/test.pdf"),
                                 StandardCharsets.US_ASCII))
                         .setResponseListener(resp -> {
                             logger.log(Level.INFO, "got response:" +
                                     " status = " + resp.getStatus() +
                                     " header = " + resp.getHeaders() +
                                     " body = " + resp.getBodyAsChars(StandardCharsets.UTF_8));
-                            received.set(true);
+                            received.set(resp.getStatus() == HttpResponseStatus.OK);
                         })
                         .build();
                 client.execute(request).get().close();
diff --git a/net-http-server-netty/src/test/resources/test.pdf b/net-http-server-netty/src/test/resources/test.pdf
new file mode 100644
index 0000000..f1c422f
Binary files /dev/null and b/net-http-server-netty/src/test/resources/test.pdf differ