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# frozen_string_literal: true
# :markup: markdown
require "action_dispatch/testing/request_encoder"
module ActionDispatch
# Integration test methods such as Integration::RequestHelpers#get and
# Integration::RequestHelpers#post return objects of class TestResponse, which
# represent the HTTP response results of the requested controller actions.
#
# See Response for more information on controller response objects.
class TestResponse < Response
def self.from_response(response)
new response.status, response.headers, response.body
end
# Returns a parsed body depending on the response MIME type. When a parser
# corresponding to the MIME type is not found, it returns the raw body.
#
# #### Examples
# get "/posts"
# response.content_type # => "text/html; charset=utf-8"
# response.parsed_body.class # => Nokogiri::HTML5::Document
# response.parsed_body.to_html # => "<!DOCTYPE html>\n<html>\n..."
#
# assert_pattern { response.parsed_body.at("main") => { content: "Hello, world" } }
#
# response.parsed_body.at("main") => {name:, content:}
# assert_equal "main", name
# assert_equal "Some main content", content
#
# get "/posts.json"
# response.content_type # => "application/json; charset=utf-8"
# response.parsed_body.class # => Array
# response.parsed_body # => [{"id"=>42, "title"=>"Title"},...
#
# assert_pattern { response.parsed_body => [{ id: 42 }] }
#
# get "/posts/42.json"
# response.content_type # => "application/json; charset=utf-8"
# response.parsed_body.class # => ActiveSupport::HashWithIndifferentAccess
# response.parsed_body # => {"id"=>42, "title"=>"Title"}
#
# assert_pattern { response.parsed_body => [{ title: /title/i }] }
#
# response.parsed_body => {id:, title:}
# assert_equal 42, id
# assert_equal "Title", title
def parsed_body
@parsed_body ||= response_parser.call(body)
end
def response_parser
@response_parser ||= RequestEncoder.parser(media_type)
end
end
end
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