Added functional CSIT tests for DFC

New test case for single file download and publish
Minor refactoring of Management interface test

Issue-ID: DCAEGEN2-1313
Change-Id: I2436db42a5884a7d828dbefcf9678aa9cdf064e3
Signed-off-by: BjornMagnussonXA <bjorn.magnusson@est.tech>
diff --git a/scripts/dcaegen2-collectors-datafile/dfc-management/docker-compose.yml b/scripts/dcaegen2-collectors-datafile/dfc-management/docker-compose.yml
new file mode 100644
index 0000000..28dfbbf
--- /dev/null
+++ b/scripts/dcaegen2-collectors-datafile/dfc-management/docker-compose.yml
@@ -0,0 +1,9 @@
+version: '2'
+services:
+  dfc:
+    network_mode: "host"
+    image: nexus3.onap.org:10001/onap/org.onap.dcaegen2.collectors.datafile.datafile-app-server:latest
+    container_name: dfc_app
+    ports:
+      - "8100:8100"
+      - "8433:8433"