Start adding functional tests using httpbin.org.

These tests are a work in progress.

spec/integration/httpbin_spec.rb

@@ -0,0 +1,62 @@
+require_relative '_lib'
+require 'json'
+
+describe RestClient::Request do
+  before(:all) do
+    WebMock.disable!
+  end
+
+  after(:all) do
+    WebMock.enable!
+  end
+
+  def httpbin(suffix='')
+    url = ENV.fetch('HTTPBIN_URL', 'https://httpbin.org/')
+    unless url.end_with?('/')
+      url += '/'
+    end
+
+    url + suffix
+  end
+
+  def execute_httpbin(suffix, opts={})
+    opts = {url: httpbin(suffix)}.merge(opts)
+    RestClient::Request.execute(opts)
+  end
+
+  def execute_httpbin_json(suffix, opts={})
+    JSON.parse(execute_httpbin(suffix, opts))
+  end
+
+  describe '.execute' do
+    it 'sends a user agent' do
+      data = execute_httpbin_json('user-agent', method: :get)
+      data['user-agent'].should match(/rest-client/)
+    end
+
+    it 'receives cookies on 302' do
+      expect {
+        execute_httpbin('cookies/set?foo=bar', method: :get, max_redirects: 0)
+      }.to raise_error(RestClient::Found) { |ex|
+        ex.http_code.should eq 302
+        ex.response.cookies['foo'].should eq 'bar'
+      }
+    end
+
+    it 'passes along cookies through 302' do
+      data = execute_httpbin_json('cookies/set?foo=bar', method: :get)
+      data.should have_key('cookies')
+      data['cookies']['foo'].should eq 'bar'
+    end
+
+    it 'handles quote wrapped cookies' do
+      expect {
+        execute_httpbin('cookies/set?foo=' + CGI.escape('"bar:baz"'),
+                        method: :get, max_redirects: 0)
+      }.to raise_error(RestClient::Found) { |ex|
+        ex.http_code.should eq 302
+        ex.response.cookies['foo'].should eq '"bar:baz"'
+      }
+    end
+  end
+end