Change input name from extension

Signed-off-by: Alan Cha <Alan.cha1@ibm.com>

Author: Alan-Cha

packages/openapi-to-graphql/README.md

@@ -248,7 +248,7 @@ The `x-graphql-type-name`, `x-graphql-field-name`, and `x-graphql-enum-mapping`
 
 The type and field names and enum values that OpenAPI-to-GraphQL generates may not be adequate or may not be consistent over different versions so this is a way to guarantee consistency.
 
-`x-graphql-type-name` and `x-graphql-field-name` can be added to JSON schema to change the type name as well as change a field name.
+`x-graphql-type-name` and `x-graphql-field-name` can be added to JSON schema to change the type name as well as change a field name. OpenAPI-to-GraphQL will also use `x-graphql-type-name` to name input object types by appending `Input` to the end of the name.
 
 ```diff
 {

packages/openapi-to-graphql/lib/preprocessor.js

@@ -717,7 +717,7 @@ export function createDataDef<TSource, TContext, TArgs>(
 
   if (name === names.fromExtension) {
     saneName = name
-    saneInputName = name
+    saneInputName = name + 'Input'
   } else {
     // Store and sanitize the name
     saneName = !data.options.simpleNames

packages/openapi-to-graphql/lib/preprocessor.js.map

@@ -87,8 +87,8 @@ describe('GraphQL Extensions', () => {
       expect(order.getFields().orderPet.type.toString()).toEqual('Pet')
     })
 
-    test('should rename Parameters with x-graphql-type-name', () => {
-      const renamedType = createdSchema.getType('Meta')
+    test('should rename input object type with x-graphql-type-name and append input at the end', () => {
+      const renamedType = createdSchema.getType('MetaInput')
       expect(renamedType).toBeInstanceOf(GraphQLInputObjectType)
       expect(createdSchema.getType('AdditionalMetadata')).toBeUndefined()
       expect(createdSchema.getType('AdditionalMetadataInput')).toBeUndefined()