accodeing/fortnox-api

# frozen_string_literal: true

module Matchers
  module Type
    class AttributeMatcher
      def initialize(attribute, valid_hash, attribute_type)
        @attribute = attribute
        @valid_hash = valid_hash.dup
        @attribute_type = attribute_type
        @errors = ''
      end

      def matches?(klass)
        @klass = klass
      end

      def description
        "have #{@attribute_type} attribute #{@attribute.inspect}"
      end

      def failure_message
        "Expected class to have attribute #{@attribute.inspect} defined as #{@attribute_type}, " \
        "but got following errors:
        #{@errors}"
      end

      protected

      def expect_error(msg)
        yield

        @errors = @errors += msg
        false # Fail test since expected error not thrown
      rescue Dry::Struct::Error
        # TODO: check if error message is correct
        true
      end
    end
  end
end