require 'pp' require 'net/http'
def get_local_swagger(path)
session = ActionDispatch::Integration::Session.new(Rails.application) session.get path session.response.body
end
def get_remote_swagger(path)
uri = URI(path) http = Net::HTTP.new(uri.host, uri.port) http.use_ssl = true if uri.scheme == 'https' req = Net::HTTP::Get.new(uri) req['Authorization'] = "Token token=\"#{ENV['JSONAPI_TOKEN']}\"" res = http.request(req) res.body
end
desc <<-DESC Compare a local swagger.json to a remote swagger.json
Usage: swagger_diff
Example swagger_diff
If your app relies on JSON Web Tokens, you can set JSONAPI_TOKEN for authentication DESC task :swagger_diff, [:namespace, :remote_host] => [:environment] do |_, args|
begin require 'swagger/diff' rescue LoadError raise 'You must install the swagger-diff gem to use the swagger_diff rake task' end remote_host = args[:remote_host] || 'http://localhost:3001' namespace = args[:namespace] || 'api' old = get_remote_swagger("#{remote_host}/#{namespace}/swagger.json") new = get_local_swagger("/#{namespace}/swagger.json") diff = Swagger::Diff::Diff.new(old, new) if diff.compatible? puts 'No backwards incompatibilities found!' else puts "Found backwards incompatibilities!\n\n" pp diff.incompatibilities.inspect exit(1) end
end