Add request_method, request_headers, and request_body for callback assertions.

Author: samwgoldman

features/callbacks.feature

@@ -1,10 +1,13 @@
 Feature: Document callbacks
 
   Background:
-    Given a file named "app.rb" with:
+    Given a file named "app_spec.rb" with:
       """
-      class App
-        def self.call(env)
+      require "rspec_api_documentation"
+      require "rspec_api_documentation/dsl"
+
+      RspecApiDocumentation.configure do |config|
+        config.app = lambda do
           uri = URI.parse("http://example.net/callback")
           Net::HTTP.start(uri.host, uri.port) do |http|
             request = Net::HTTP::Post.new(uri.path)
@@ -16,31 +19,26 @@ Feature: Document callbacks
           [200, {}, []]
         end
       end
-      """
-    And   a file named "app_spec.rb" with:
-      """
-      require "rspec_api_documentation"
-      require "rspec_api_documentation/dsl"
-
-      RspecApiDocumentation.configure do |config|
-        config.app = App
-      end
 
       resource "Interesting Thing" do
         callback "/interesting_thing" do
           let(:callback_url) { "http://example.net/callback" }
 
           trigger_callback do
-            app.call({})
+            app.call
           end
 
           example "Receiving a callback when interesting things happen" do
             do_callback
+            request_method.should eq("POST")
+            request_headers["Content-Type"].should eq("application/json")
+            request_headers["User-Agent"].should eq("InterestingThingApp")
+            request_body.should eq('{"message":"Something interesting happened!"}')
           end
         end
       end
       """
-    When  I run `rspec app_spec.rb --require ./app.rb --format RspecApiDocumentation::ApiFormatter`
+    When  I run `rspec app_spec.rb --format RspecApiDocumentation::ApiFormatter`
 
   Scenario: Output helpful progress to the console
     Then  the output should contain:

lib/rspec_api_documentation/dsl.rb

@@ -7,6 +7,7 @@ module DSL
     extend ActiveSupport::Concern
 
     delegate :last_response_headers, :status, :response_body, :to => :client
+    delegate :request_method, :request_headers, :request_body, :to => :destination
 
     module ClassMethods
       def self.define_action(method)

lib/rspec_api_documentation/test_server.rb

@@ -3,22 +3,25 @@ class TestServer < Struct.new(:context)
     include Headers
     include Syntax
 
-    delegate :example, :last_request, :last_response, :to => :context
+    delegate :example, :to => :context
     delegate :metadata, :to => :example
 
+    attr_reader :request_method, :request_headers, :request_body
+
     def call(env)
       input = env["rack.input"]
       input.rewind
-      request_body = input.read
 
-      headers = env_to_headers(env)
+      @request_method = env["REQUEST_METHOD"]
+      @request_headers = env_to_headers(env)
+      @request_body = input.read
 
       request_metadata = {}
 
-      request_metadata[:request_method] = env["REQUEST_METHOD"]
+      request_metadata[:request_method] = request_method
       request_metadata[:request_path] = env["PATH_INFO"]
-      request_metadata[:request_body] = highlight_syntax(request_body, headers["Content-Type"], true)
-      request_metadata[:request_headers] = format_headers(headers)
+      request_metadata[:request_body] = highlight_syntax(request_body, request_headers["Content-Type"], true)
+      request_metadata[:request_headers] = format_headers(@request_headers)
 
       metadata[:requests] ||= []
       metadata[:requests] << request_metadata