Include Rack::Response::Helpers in responses

Gemfile

@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 
 gem 'rspec'
-gem 'rest-client'
+gem 'rest-client', '2.0.0.rc2'
 gem 'rack-test'
 gem 'activesupport'
 gem 'coveralls', require: false

lib/airborne.rb

@@ -16,6 +16,7 @@
   config.add_setting :rack_app
   config.add_setting :requester_type
   config.add_setting :requester_module
+  config.add_setting :rest_client_options, default: {}
   config.before do |example|
     config.match_expected = example.metadata[:match_expected].nil? ?
       Airborne.configuration.match_expected_default? : example.metadata[:match_expected]

lib/airborne/base.rb

@@ -1,34 +1,40 @@
 require 'json'
 require 'active_support'
 require 'active_support/core_ext/hash/indifferent_access'
+require 'active_support/core_ext/module/delegation'
+require 'airborne/response'
 
 module Airborne
   class InvalidJsonError < StandardError; end
 
   include RequestExpectations
 
-  attr_reader :response, :headers, :body
+  attr_reader :headers, :body
 
   def self.configure
     RSpec.configure do |config|
       yield config
     end
   end
 
-  def self.included(base)
-    if !Airborne.configuration.requester_module.nil?
-      base.send(:include, Airborne.configuration.requester_module)
-    elsif !Airborne.configuration.rack_app.nil?
-      base.send(:include, RackTestRequester)
-    else
-      base.send(:include, RestClientRequester)
-    end
-  end
-
   def self.configuration
     RSpec.configuration
   end
 
+  def requester
+    Class.new(self.class) do
+      if !Airborne.configuration.requester_module.nil?
+        include Airborne.configuration.requester_module
+      elsif !Airborne.configuration.rack_app.nil?
+        include RackTestRequester
+      else
+        include RestClientRequester
+      end
+    end.new
+  end
+
+  delegate :make_request, to: :requester
+
   def get(url, headers = nil)
     @response = make_request(:get, url, headers: headers)
   end
@@ -58,15 +64,15 @@ def options(url, headers = nil)
   end
 
   def response
-    @response
+    Response.new(@response)
   end
 
   def headers
-    HashWithIndifferentAccess.new(response.headers)
+    HashWithIndifferentAccess.new(@response.headers)
   end
 
   def body
-    response.body
+    @response.body
   end
 
   def json_body

lib/airborne/response.rb

@@ -0,0 +1,19 @@
+require 'rack/response'
+
+module Airborne
+  class Response < Struct.new(:raw)
+    include Rack::Response::Helpers
+
+    alias_method :success?, :successful?
+    alias_method :missing?, :not_found?
+    alias_method :error?, :server_error?
+
+    def status
+      raw.code
+    end
+
+    def method_missing(name, *args, &block)
+      raw.send(name, *args, &block)
+    end
+  end
+end

lib/airborne/rest_client_requester.rb

@@ -3,29 +3,34 @@
 module Airborne
   module RestClientRequester
     def make_request(method, url, options = {})
-      headers = base_headers.merge(options[:headers] || {})
-      res = if method == :post || method == :patch || method == :put
-        begin
-          request_body = options[:body].nil? ? '' : options[:body]
-          request_body = request_body.to_json if options[:body].is_a?(Hash)
-          RestClient.send(method, get_url(url), request_body, headers)
-        rescue RestClient::Exception => e
-          e.response
-        end
-      else
-        begin
-          RestClient.send(method, get_url(url), headers)
-        rescue RestClient::Exception => e
-          e.response
-        end
+      params = base_params.merge(
+        method: method,
+        url: get_url(url),
+        headers: base_headers.merge(options[:headers] || {}))
+
+      if include_body?(method)
+        request_body = options[:body].nil? ? '' : options[:body]
+        request_body = request_body.to_json if options[:body].is_a?(Hash)
+        params[:payload] = request_body
       end
-      res
+
+      RestClient::Request.execute(params)
+    rescue RestClient::Exception => e
+      e.response
     end
 
     private
 
+    def include_body?(method)
+      [:post, :patch, :put].include?(method)
+    end
+
     def base_headers
       { content_type: :json }.merge(Airborne.configuration.headers || {})
     end
+
+    def base_params
+      Airborne.configuration.rest_client_options || {}
+    end
   end
 end

spec/airborne/client_requester_spec.rb

@@ -1,36 +1,30 @@
 require 'spec_helper'
 
 describe 'client requester' do
-  before do
-    allow(RestClient).to receive(:send)
-    RSpec::Mocks.space.proxy_for(self).remove_stub_if_present(:get)
-  end
-
   after do
-    allow(RestClient).to receive(:send).and_call_original
     Airborne.configure { |config| config.headers =  {} }
   end
 
   it 'should set :content_type to :json by default' do
-    get '/foo'
+    stub_request(:get, 'http://www.example.com/foo')
+      .with(headers: { 'Content-Type': 'application/json' })
 
-    expect(RestClient).to have_received(:send)
-                            .with(:get, 'http://www.example.com/foo', { content_type: :json })
+    get '/foo'
   end
 
   it 'should override headers with option[:headers]' do
-    get '/foo', { content_type: 'application/x-www-form-urlencoded' }
+    stub_request(:get, 'http://www.example.com/foo')
+      .with(headers: { 'Content-Type': 'application/x-www-form-urlencoded' })
 
-    expect(RestClient).to have_received(:send)
-                            .with(:get, 'http://www.example.com/foo', { content_type: 'application/x-www-form-urlencoded' })
+    get '/foo', { content_type: 'application/x-www-form-urlencoded' }
   end
 
   it 'should override headers with airborne config headers' do
     Airborne.configure { |config| config.headers = { content_type: 'text/plain' } }
 
-    get '/foo'
+    stub_request(:get, 'http://www.example.com/foo')
+      .with(headers: { 'Content-Type': 'text/plain' })
 
-    expect(RestClient).to have_received(:send)
-                            .with(:get, 'http://www.example.com/foo', { content_type: 'text/plain' })
+    get '/foo'
   end
 end

spec/airborne/rack/rack_sinatra_spec.rb

@@ -11,11 +11,12 @@ class SampleApp < Sinatra::Application
   end
 end
 
-Airborne.configure do |config|
-  config.rack_app = SampleApp
-end
+TestResponse = Struct.new(:body, :headers)
 
 describe 'rack app' do
+  before { Airborne.configuration.rack_app = SampleApp }
+  after { Airborne.configuration.rack_app = nil }
+
   it 'should allow requests against a sinatra app' do
     get '/'
     expect_json_types(foo: :string)
@@ -27,17 +28,15 @@ class SampleApp < Sinatra::Application
   end
 
   it 'Should set json_body even when not using the airborne http requests' do
-    Response = Struct.new(:body, :headers)
-    @response = Response.new({ foo: 'bar' }.to_json)
+    @response = TestResponse.new({ foo: 'bar' }.to_json)
     expect(json_body).to eq(foo: 'bar')
   end
 
   it 'Should work with consecutive requests' do
-    Response = Struct.new(:body, :headers)
-    @response = Response.new({ foo: 'bar' }.to_json)
+    @response = TestResponse.new({ foo: 'bar' }.to_json)
     expect(json_body).to eq(foo: 'bar')
 
-    @response = Response.new({ foo: 'boo' }.to_json)
+    @response = TestResponse.new({ foo: 'boo' }.to_json)
     expect(json_body).to eq(foo: 'boo')
   end
 end

spec/airborne/response_spec.rb

@@ -0,0 +1,53 @@
+require 'spec_helper'
+
+describe 'response' do
+  let(:headers) { {} }
+  let(:status) { 200 }
+
+  before { Airborne.configuration.rest_client_options = { max_redirects: 0 } }
+  after { Airborne.configuration.rest_client_options = {} }
+
+  before do
+    mock_get('simple_get', headers, status)
+    get '/simple_get'
+  end
+
+  context 'with 200 status' do
+    let(:status) { 200 }
+
+    it { expect(response.status).to eq 200 }
+    it { expect(response).to be_successful }
+    it { expect(response).to be_success }
+    it { expect(response).to be_ok }
+  end
+
+  context 'with 404 status' do
+    let(:status) { 404 }
+
+    it { expect(response.status).to eq 404 }
+    it { expect(response).to_not be_success }
+    it { expect(response).to_not be_ok }
+    it { expect(response).to be_client_error }
+    it { expect(response).to be_not_found }
+    it { expect(response).to be_missing }
+  end
+
+  context 'with 302 status' do
+    let(:status) { 302 }
+    let(:headers) { { 'Location' => '/' } }
+
+    it { expect(response.status).to eq 302 }
+    it { expect(response).to be_redirection }
+    it { expect(response).to be_redirect }
+  end
+
+  context 'with 500 status' do
+    let(:status) { 500 }
+
+    it { expect(response.status).to eq 500 }
+    it { expect(response).to_not be_success }
+    it { expect(response).to_not be_ok }
+    it { expect(response).to be_server_error }
+    it { expect(response).to be_error }
+  end
+end