Avoiding to set type as object when property's schema is an empty object

Author: erfemega

lib/deref.js

@@ -256,8 +256,10 @@ module.exports = {
               continue;
             }
             /* eslint-enable */
-            tempSchema.properties[prop] = this.resolveRefs(property, parameterSourceOption, components,
-              schemaResolutionCache, resolveFor, resolveTo, stack, _.cloneDeep(seenRef), stackLimit);
+            tempSchema.properties[prop] = _.isEmpty(property) ?
+              {} :
+              this.resolveRefs(property, parameterSourceOption, components,
+                schemaResolutionCache, resolveFor, resolveTo, stack, _.cloneDeep(seenRef), stackLimit);
           }
         }
         return tempSchema;

test/data/valid_swagger/yaml/allOfConflicted.yaml

@@ -0,0 +1,160 @@
+basePath: /api/v1
+definitions:
+  comm.TestGroupRequest:
+    properties:
+      groupNm:
+        type: string
+      user:
+        $ref: '#/definitions/user.User'
+    type: object
+  comm.TestGroupResponse:
+    properties:
+      groupCode:
+        type: integer
+    type: object
+  comm.TestRequest:
+    properties:
+      codeNm:
+        type: string
+      user:
+        $ref: '#/definitions/user.User'
+    type: object
+  comm.TestResponse:
+    properties:
+      testCode:
+        type: string
+      creDate:
+        type: string
+      creId:
+        type: string
+    type: object
+  comm.Request:
+    properties:
+      user:
+        $ref: '#/definitions/user.User'
+    type: object
+  pagination.Page:
+    properties:
+      limit:
+        type: integer
+      next_page:
+        type: integer
+      offset:
+        type: integer
+      page:
+        type: integer
+      prev_page:
+        type: integer
+      total_page:
+        type: integer
+      total_record:
+        type: integer
+    type: object
+  pagination.Paginator:
+    properties:
+      content: {}
+      paging:
+        $ref: '#/definitions/pagination.Page'
+    type: object
+  response.Header:
+    properties:
+      resultCode:
+        type: string
+      resultMessage:
+        type: string
+      success:
+        type: boolean
+    type: object
+  response.Response:
+    properties:
+      header:
+        $ref: '#/definitions/response.Header'
+      payload: {}
+    type: object
+  user.User:
+    properties:
+      userId:
+        type: string
+    type: object
+info:
+  contact: {}
+  description: test
+  license:
+    name: Apache 2.0
+    url: http://www.apache.org/licenses/LICENSE-2.0.html
+  termsOfService: http://swagger.io/terms/
+  title: TEST API
+  version: "1.0"
+paths:
+  /comm/test/duplicate/{id}:
+    get:
+      consumes:
+      - application/json
+      description: duplicate check
+      parameters:
+      - description: id
+        in: path
+        name: id
+        required: true
+        type: string
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: OK
+          schema:
+            allOf:
+            - $ref: '#/definitions/response.Response'
+            - properties:
+                payload:
+                  type: boolean
+              type: object
+      security:
+      - ApiKeyAuth: []
+      summary: duplicate check
+      tags:
+      - test1
+  /comm/test/page:
+    get:
+      consumes:
+      - application/json
+      description: list (paging)
+      parameters:
+      - description: page
+        in: query
+        name: page
+        type: integer
+      - description: limit
+        in: query
+        name: pageSize
+        type: integer
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: OK
+          schema:
+            allOf:
+            - $ref: '#/definitions/response.Response'
+            - properties:
+                payload:
+                  allOf:
+                  - $ref: '#/definitions/pagination.Paginator'
+                  - properties:
+                      content:
+                        items:
+                          $ref: '#/definitions/comm.TestResponse'
+                        type: array
+                    type: object
+              type: object
+      security:
+      - ApiKeyAuth: []
+      summary: list
+      tags:
+      - test2
+securityDefinitions:
+  ApiKeyAuth:
+    in: header
+    name: Authorization
+    type: apiKey
+swagger: "2.0"

test/unit/base.test.js

@@ -1367,6 +1367,30 @@ describe('CONVERT FUNCTION TESTS ', function() {
         done();
       });
     });
+
+    it('[GITHUB #10710] - should convert file with all of merging properties. ' +
+      'One ocurrence is an empty object and the other is a boolean type', function() {
+      const fileSource = path.join(__dirname, SWAGGER_20_FOLDER_YAML, 'allOfConflicted.yaml'),
+        fileData = fs.readFileSync(fileSource, 'utf8'),
+        input = {
+          type: 'string',
+          data: fileData
+        };
+
+      Converter.convert(input, { optimizeConversion: false, stackLimit: 50 }, (err, result) => {
+        const expectedResponseBody1 = JSON.parse(
+            result.output[0].data.item[0].item[0].response[0].body
+          ),
+          expectedResponseBody2 = JSON.parse(
+            result.output[0].data.item[0].item[1].response[0].body
+          );
+        expect(err).to.be.null;
+        expect(result.result).to.be.true;
+        expect(expectedResponseBody1.payload).to.be.a('boolean');
+        expect(expectedResponseBody2.payload).to.be.an('object')
+          .and.to.have.all.keys('content', 'paging');
+      });
+    });
   });
 
   describe('requestNameSource option', function() {