fix enum which is not string of Go (#4077)

samples/openapi3/server/petstore/go-api-server/go/README.md

@@ -1,35 +0,0 @@
-# Go API Server for petstoreserver
-
-This spec is mainly for testing Petstore server and contains fake endpoints, models. Please do not use this for any other purpose. Special characters: \" \\
-
-## Overview
-This server was generated by the [openapi-generator]
-(https://openapi-generator.tech) project.
-By using the [OpenAPI-Spec](https://github.com/OAI/OpenAPI-Specification) from a remote server, you can easily generate a server stub.  
--
-
-To see how to make this your own, look here:
-
-[README](https://openapi-generator.tech)
-
-- API version: 1.0.0
-
-
-### Running the server
-To run the server, follow these simple steps:
-
-```
-go run main.go
-```
-
-To run the server in a docker container
-```
-docker build --network=host -t petstoreserver .
-```
-
-Once image is built use
-```
-docker run --rm -it petstoreserver 
-```
-
-

samples/openapi3/server/petstore/go-api-server/go/api_fake.go

@@ -90,3 +90,9 @@ func TestJsonFormData(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json; charset=UTF-8")
 	w.WriteHeader(http.StatusOK)
 }
+
+// TestQueryParameterCollectionFormat - 
+func TestQueryParameterCollectionFormat(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "application/json; charset=UTF-8")
+	w.WriteHeader(http.StatusOK)
+}

samples/openapi3/server/petstore/go-api-server/go/model_cat_all_of.go

@@ -0,0 +1,15 @@
+/*
+ * OpenAPI Petstore
+ *
+ * This spec is mainly for testing Petstore server and contains fake endpoints, models. Please do not use this for any other purpose. Special characters: \" \\
+ *
+ * API version: 1.0.0
+ * Generated by: OpenAPI Generator (https://openapi-generator.tech)
+ */
+
+package petstoreserver
+
+type CatAllOf struct {
+
+	Declawed bool `json:"declawed,omitempty"`
+}

samples/openapi3/server/petstore/go-api-server/go/model_dog_all_of.go

@@ -0,0 +1,15 @@
+/*
+ * OpenAPI Petstore
+ *
+ * This spec is mainly for testing Petstore server and contains fake endpoints, models. Please do not use this for any other purpose. Special characters: \" \\
+ *
+ * API version: 1.0.0
+ * Generated by: OpenAPI Generator (https://openapi-generator.tech)
+ */
+
+package petstoreserver
+
+type DogAllOf struct {
+
+	Breed string `json:"breed,omitempty"`
+}

samples/openapi3/server/petstore/go-api-server/go/model_enum_test_.go

@@ -19,7 +19,7 @@ type EnumTest struct {
 
 	EnumNumber float64 `json:"enum_number,omitempty"`
 
-	OuterEnum OuterEnum `json:"outerEnum,omitempty"`
+	OuterEnum *OuterEnum `json:"outerEnum,omitempty"`
 
 	OuterEnumInteger OuterEnumInteger `json:"outerEnumInteger,omitempty"`
 

samples/openapi3/server/petstore/go-api-server/go/model_nullable_class.go

@@ -0,0 +1,41 @@
+/*
+ * OpenAPI Petstore
+ *
+ * This spec is mainly for testing Petstore server and contains fake endpoints, models. Please do not use this for any other purpose. Special characters: \" \\
+ *
+ * API version: 1.0.0
+ * Generated by: OpenAPI Generator (https://openapi-generator.tech)
+ */
+
+package petstoreserver
+
+import (
+	"time"
+)
+
+type NullableClass struct {
+
+	IntegerProp *int32 `json:"integer_prop,omitempty"`
+
+	NumberProp *float32 `json:"number_prop,omitempty"`
+
+	BooleanProp *bool `json:"boolean_prop,omitempty"`
+
+	StringProp *string `json:"string_prop,omitempty"`
+
+	DateProp *string `json:"date_prop,omitempty"`
+
+	DatetimeProp *time.Time `json:"datetime_prop,omitempty"`
+
+	ArrayNullableProp *[]map[string]interface{} `json:"array_nullable_prop,omitempty"`
+
+	ArrayAndItemsNullableProp *[]map[string]interface{} `json:"array_and_items_nullable_prop,omitempty"`
+
+	ArrayItemsNullable []map[string]interface{} `json:"array_items_nullable,omitempty"`
+
+	ObjectNullableProp *map[string]map[string]interface{} `json:"object_nullable_prop,omitempty"`
+
+	ObjectAndItemsNullableProp *map[string]map[string]interface{} `json:"object_and_items_nullable_prop,omitempty"`
+
+	ObjectItemsNullable map[string]map[string]interface{} `json:"object_items_nullable,omitempty"`
+}

samples/openapi3/server/petstore/go-api-server/go/model_outer_enum_integer.go

@@ -13,7 +13,7 @@ type OuterEnumInteger int32
 
 // List of OuterEnumInteger
 const (
-	_0 OuterEnumInteger = "0"
-	_1 OuterEnumInteger = "1"
-	_2 OuterEnumInteger = "2"
+	_0 OuterEnumInteger = 0
+	_1 OuterEnumInteger = 1
+	_2 OuterEnumInteger = 2
 )

samples/openapi3/server/petstore/go-api-server/go/model_outer_enum_integer_default_value.go

@@ -13,7 +13,7 @@ type OuterEnumIntegerDefaultValue int32
 
 // List of OuterEnumIntegerDefaultValue
 const (
-	_0 OuterEnumIntegerDefaultValue = "0"
-	_1 OuterEnumIntegerDefaultValue = "1"
-	_2 OuterEnumIntegerDefaultValue = "2"
+	_0 OuterEnumIntegerDefaultValue = 0
+	_1 OuterEnumIntegerDefaultValue = 1
+	_2 OuterEnumIntegerDefaultValue = 2
 )

samples/openapi3/server/petstore/go-api-server/go/routers.go

@@ -160,6 +160,13 @@ var routes = Routes{
 		TestJsonFormData,
 	},
 
+	{
+		"TestQueryParameterCollectionFormat",
+		strings.ToUpper("Put"),
+		"/v2/fake/test-query-paramters",
+		TestQueryParameterCollectionFormat,
+	},
+
 	{
 		"TestClassname",
 		strings.ToUpper("Patch"),