# frozen_string_literal: true module Peddler # A custom matcher that can be used to record MWS interactions when # writing integration tests class VCRMatcher # @api private TRANSIENT_PARAMS = %w[ Signature Timestamp StartDate CreatedAfter QueryStartDateTime ].freeze # @api private SELLER_PARAMS = %w[ AWSAccessKeyId SellerId ].freeze class << self # @api private def call(*requests) new(*requests).compare end # @api private def ignored_params @ignored_params ||= TRANSIENT_PARAMS.dup end # Ignore seller specific attributes when recording # @return [void] def ignore_seller! ignored_params.concat(SELLER_PARAMS) ignored_params.uniq! end end # @api private attr_reader :requests # @api private def initialize(*requests) @requests = requests end # @api private def compare compare_uris && compare_bodies end private def compare_uris return false if hosts.reduce(:!=) || paths.reduce(:!=) return true if queries.all?(&:empty?) queries.reduce(:==) end def compare_bodies bodies.reduce(:==) end def extract_params(string) return {} unless string params = ::CGI.parse(string) self.class.ignored_params.each do |k| params.delete(k) end params end def uris requests.map { |r| URI.parse(r.uri) } end def hosts uris.map(&:host) end def paths uris.map(&:path) end def queries uris.map { |uri| extract_params(uri.query) } end def bodies if queries.all?(&:empty?) requests.map { |request| extract_params(request.body) } else requests.map(&:body) end end end end