Start on the faraday adapter specs.

The specs are a port of the faraday integration tests.

spec/adapter/faraday_spec.rb

@@ -0,0 +1,24 @@
+require 'spec_helper'
+require 'rack/client/adapter/faraday'
+
+describe Faraday::Adapter::RackClient do
+
+  let(:url) { URI.join(@base_url, '/faraday') }
+
+  let(:conn) do
+    Faraday.new(:url => url) do |faraday|
+      faraday.adapter(:rack_client) do |builder|
+        builder.use Rack::Lint
+        builder.run Rack::Client::Handler::NetHTTP.new
+      end
+    end
+  end
+
+  describe 'GET' do
+
+    it 'retrieves the response body' do
+      conn.get('echo').body.should == 'get'
+    end
+
+  end
+end