fix resolve combinators and test to fix PR#233

modules/swagger-parser-v3/src/main/java/io/swagger/v3/parser/util/ResolverFully.java

@@ -223,9 +223,8 @@ public Schema resolveSchema(Schema schema) {
                                 model.addExtension(key, composedSchema.getExtensions().get(key));
                             }
                         }
-                        return model;
                     }
-
+                    return model;
                 } else if (composedSchema.getOneOf() != null) {
                     Schema resolved;
                     List<Schema> list = new ArrayList<>();

modules/swagger-parser-v3/src/test/java/io/swagger/v3/parser/test/OpenAPIV3ParserTest.java

@@ -314,6 +314,20 @@ public void testRefAdditionalProperties() throws Exception {
         Assert.assertNotNull(openAPI.getComponents().getSchemas().get("result"));
     }
 
+    @Test
+    public void testRefAndInlineAllOf(@Injectable final List<AuthorizationValue> auths) throws Exception {
+        ParseOptions options = new ParseOptions();
+        options.setResolve(true);
+        options.setResolveFully(true);
+        OpenAPI openAPI = new OpenAPIV3Parser().read("src/test/resources/allOfAndRef.yaml",auths,options);
+
+        Assert.assertNotNull(openAPI);
+        Assert.assertTrue(openAPI.getComponents().getSchemas().size() == 2);
+        Assert.assertNotNull(openAPI.getComponents().getSchemas().get("UserEx"));
+        Assert.assertNotNull(openAPI.getComponents().getSchemas().get("User"));
+        Assert.assertTrue(openAPI.getPaths().get("/refToAllOf").getGet().getResponses().get("200").getContent().get("application/json").getSchema().getProperties().size() == 2);
+    }
+
 
     private static int getDynamicPort() {
         return new Random().ints(10000, 20000).findFirst().getAsInt();

modules/swagger-parser-v3/src/test/resources/allOfAndRef.yaml

@@ -0,0 +1,35 @@
+openapi: 3.0.0
+servers: []
+info:
+  version: 0.1.1
+  title: 'VirtServer, allOf and $ref'
+paths:
+  /refToAllOf:
+    get:
+      responses:
+        '200':
+          description: OK
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/UserEx'
+components:
+  schemas:
+    User:
+      type: object
+      properties:
+        username:
+          type: string
+          example: trillian
+      required:
+        - username
+    UserEx:
+      allOf:
+        - $ref: '#/components/schemas/User'
+        - type: object
+          properties:
+            id:
+              type: integer
+              example: 4
+          required:
+            - id