Revert "Convert enums"

This reverts commit eed7d9f.

Author: eapache

spec/graphql/schema/printer_spec.rb

@@ -30,7 +30,7 @@ class Varied < GraphQL::Schema::InputObject
       argument :int, Int, required: false
       argument :float, Float, required: false
       argument :bool, Boolean, required: false
-      argument :enum, Choice, required: false, default_value: "FOO"
+      argument :enum, Choice, required: false, default_value: :foo
       argument :sub, [Sub, null: true], required: false
     end
 
@@ -72,7 +72,7 @@ class Query < GraphQL::Schema::Object
 
       field :post, Post, null: true do
         argument :id, ID, required: true, description: "Post ID"
-        argument :varied, Varied, required: false, default_value: { id: "123", int: 234, float: 2.3, enum: "FOO", sub: [{ string: "str" }] }
+        argument :varied, Varied, required: false, default_value: { id: "123", int: 234, float: 2.3, enum: :foo, sub: [{ string: "str" }] }
         argument :varied_with_nulls, Varied, required: false, default_value: { id: nil, int: nil, float: nil, enum: nil, sub: nil }
         argument :deprecated_arg, String, required: false, deprecation_reason: "Use something else"
       end

spec/support/dummy/schema.rb

@@ -104,7 +104,7 @@ def self.authorized?(obj, ctx)
       # metadata test
       joins [:cheeses, :milks]
       argument :source, [DairyAnimal], required: true
-      argument :nullable_source, [DairyAnimal], required: false, default_value: ["COW"]
+      argument :nullable_source, [DairyAnimal], required: false, default_value: [1]
     end
 
     def similar_cheese(source:, nullable_source:)
@@ -347,7 +347,7 @@ def root
     field :milk, resolver: FetchItem.build(type: Milk, data: MILKS, id_type: "ID")
     field :dairy, resolver: GetSingleton.build(type: Dairy, data: DAIRY)
     field :from_source, [Cheese, null: true], null: true, description: "Cheese from source" do
-      argument :source, DairyAnimal, required: false, default_value: "COW"
+      argument :source, DairyAnimal, required: false, default_value: 1
       argument :old_source, String, required: false, deprecation_reason: "No longer supported"
     end
     def from_source(source:)