active_model_serializers/test/serializer/scope_test.rb

require 'newbase/test_helper'
require 'newbase/active_model/serializer'

module SerializerTest
  module Scope
    class Model
      def initialize(hash={})
        @attributes = hash
      end

      def read_attribute_for_serialization(name)
        @attributes[name]
      end
    end

    class ModelSerializer < ActiveModel::Serializer
    end

    class Test < ActiveModel::TestCase
      def setup
        @serializer = ModelSerializer.new(nil, scope: current_user)
      end

      def test_scope
        assert_equal('user', @serializer.scope)
      end

      private

      def current_user
        'user'
      end
    end
  end
end