Improve Go client tests (#21919)

* test withXml option

* fix path

* update go code (withXml: true)

* test one more go client

Author: wing328

.github/workflows/samples-go-client.yaml

@@ -5,10 +5,12 @@ on:
     paths:
       - 'samples/openapi3/client/petstore/go/go-petstore-aws-signature/**'
       - 'samples/openapi3/client/petstore/go-petstore-withXml/**'
+      - samples/openapi3/client/petstore/go-petstore-generateMarshalJSON-false/**
   pull_request:
     paths:
       - 'samples/openapi3/client/petstore/go/go-petstore-aws-signature/**'
       - 'samples/openapi3/client/petstore/go-petstore-withXml/**'
+      - samples/openapi3/client/petstore/go-petstore-generateMarshalJSON-false/**
 
 jobs:
   build:
@@ -20,6 +22,7 @@ jobs:
         sample:
           - 'samples/openapi3/client/petstore/go/go-petstore-aws-signature/'
           - 'samples/openapi3/client/petstore/go-petstore-withXml/'
+          - samples/openapi3/client/petstore/go-petstore-generateMarshalJSON-false/
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-go@v6

bin/configs/go-petstore-withXml.yaml

@@ -6,4 +6,4 @@ additionalProperties:
   enumClassPrefix: "true"
   packageName: petstore
   disallowAdditionalPropertiesIfNotPresent: false
-  withXml: false
+  withXml: true