added new sample

Author: devhl-labs

.github/workflows/openapi-generator.yaml

@@ -144,6 +144,7 @@ jobs:
         run: |
           rm -rf samples/client/petstore/csharp/generichost/latest/HelloWorld
           rm -rf samples/client/petstore/csharp/generichost/latest/Tags
+          rm -rf samples/client/petstore/csharp/generichost/latest/OneOfList
 
           rm -rf samples/client/petstore/csharp/generichost/net8/AllOf
           rm -rf samples/client/petstore/csharp/generichost/net8/AnyOf

.github/workflows/samples-dotnet9.yaml

@@ -25,6 +25,7 @@ jobs:
         sample:
           - samples/client/petstore/csharp/generichost/latest/Tags
           - samples/client/petstore/csharp/generichost/latest/HelloWorld
+          - samples/client/petstore/csharp/generichost/latest/OneOfList
           - samples/client/petstore/csharp/generichost/net9/AllOf
           - samples/client/petstore/csharp/generichost/net9/AnyOf
           - samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare

appveyor.yml

@@ -45,6 +45,7 @@ build_script:
 test_script:
   - dotnet test samples\client\petstore\csharp\generichost\latest\Tags\src\Org.OpenAPITools.Test\Org.OpenAPITools.Test.csproj
   - dotnet test samples\client\petstore\csharp\generichost\latest\HelloWorld\src\Org.OpenAPITools.Test\Org.OpenAPITools.Test.csproj
+  - dotnet test samples\client\petstore\csharp\generichost\latest\OneOfList\src\Org.OpenAPITools.Test\Org.OpenAPITools.Test.csproj
 
   - dotnet test samples\client\petstore\csharp\generichost\net9\AllOf\src\Org.OpenAPITools.Test\Org.OpenAPITools.Test.csproj
   - dotnet test samples\client\petstore\csharp\generichost\net9\AnyOf\src\Org.OpenAPITools.Test\Org.OpenAPITools.Test.csproj

bin/configs/csharp-generichost-latest-oneOfList.yaml

@@ -0,0 +1,8 @@
+generatorName: csharp
+outputDir: samples/client/petstore/csharp/generichost/latest/OneOfList
+inputSpec: modules/openapi-generator/src/test/resources/bugs/issue_20739.yaml
+templateDir: modules/openapi-generator/src/main/resources/csharp
+additionalProperties:
+  packageGuid: '{321C8C3F-0156-40C1-AE42-D59761FB9B6C}'
+  modelPropertySorting: alphabetical
+  operationParameterSorting: alphabetical

modules/openapi-generator/src/test/resources/bugs/issue_20739.yaml

@@ -0,0 +1,32 @@
+openapi: 3.0.1
+info:
+  title: Oneof array test
+  version: 1.0.0
+servers:
+- url: /
+paths:
+  /one-of-array:
+    post:
+      description: Oneof array test
+      operationId: oneOfArray
+      requestBody:
+        content:
+          application/json:
+            schema:
+              oneOf:
+              - items:
+                  type: string
+                type: array
+              - items:
+                  $ref: '#/components/schemas/TestObject'
+                type: array
+      responses:
+        "204":
+          description: Successful operation
+components:
+  schemas:
+    TestObject:
+      properties:
+        name:
+          type: string
+      type: object