test: add tmpfs test case

tests/test_parse_file.py

@@ -227,6 +227,17 @@ from compose_viz.parser import Parser
                             ),
                         ],
                     ),
+                    Service(
+                        name="tmp",
+                        image="awesome/nginx",
+                        volumes=[
+                            Volume(
+                                source="/app",
+                                target="/app",
+                                type=VolumeType.tmpfs,
+                            ),
+                        ],
+                    ),
                 ],
             ),
         ),

tests/ymls/volumes/docker-compose.yml

@@ -17,6 +17,11 @@ services:
       service: common
     volumes:
       - cli-volume:/var/lib/backup/data:ro
+  tmp:
+    image: awesome/nginx
+    volumes:
+      - type: tmpfs
+        target: /app
 
 volumes:
   common-volume: