Add test for array in response variables

spec/example_schema/types/objects/user.rb

@@ -5,6 +5,7 @@ class User < GraphQL::Schema::Object
  field :name, String, null: false
  field :name_from_context, String, null: true
  field :name_from_variables, String, null: true
+ field :roles, [String], null: false
  end
  end
 end

spec/example_schema/types/query.rb

@@ -23,6 +23,7 @@ def current_user(**args)
  name: "John Doe",
  name_from_variables: args[:user_name],
  name_from_context: context[:user_name],
+ roles: %w[],
  }
  end
  end

spec/example_schema/types/query_b.rb

@@ -6,7 +6,7 @@ module Types
  class QueryB < GraphQL::Schema::Object
  field(:other_user, Types::Objects::User, null: false)
  def other_user
- { id: 1, name: "John Doe" }
+ { id: 1, name: "John Doe", roles: [] }
  end
  end
 end

spec/graphql/queries/response_variables.graphql

@@ -2,5 +2,6 @@ query {
  currentUser {
  id
  name
+ roles
  }
 }

spec/graphql/queries/response_variables.json

@@ -2,7 +2,8 @@
  {
  "currentUser": {
  "id": "1",
- "name": "{{user_name}}"
+ "name": "{{user_name}}",
+ "roles": "{{user_roles}}"
  }
  }
 ]

spec/graphql/queries/response_variables_spec.rb

@@ -6,9 +6,9 @@
  # of a database object during the loading of the response file.
  allow(User).to receive(:first).and_return(user)
 
- { user_name: "Maria Doe" }
+ { user_name: "Maria Doe", user_roles: %w[admin user] }
  end
- let(:user) { { id: 1, name: "Maria Doe" } }
+ let(:user) { { id: 1, name: "Maria Doe", roles: %w[admin user] } }
 
  it { is_expected.to match_graphql_response }
  end