Add HttpStreamingResponse patch to support webmock and solve #1

Author: pex

spec/spec_helper.rb

@@ -3,6 +3,8 @@
 require 'rspec'
 require 'rack/test'
 require 'webmock/rspec'
+# Patch HttpStreamingResponse to make rack-proxy compatible with webmocks
+require 'support/http_streaming_response_patch'
 
 $LOAD_PATH << File.join(File.dirname(__FILE__), '..', 'lib')
 $LOAD_PATH << File.join(File.dirname(__FILE__))

spec/support/http_streaming_response_patch.rb

@@ -0,0 +1,32 @@
+##
+# Patch HttpStreamingResponse
+# in order to support webmocks and still use rack-proxy
+#
+# Inspired by @ehlertij commits on sportngin/rack-proxy:
+# 616574e452fa731f5427d2ff2aff6823fcf28bde
+# d8c377f7485997b229ced23c33cfef87d3fb8693
+# 75b446a26ceb519ddc28f38b33309e9a2799074c
+# 
+module Rack
+  class HttpStreamingResponse
+    def each(&block)
+      response.read_body(&block)
+    ensure
+      session.end_request_hacked unless mocking?
+    end
+
+    protected
+
+    def response
+      if mocking?
+        @response ||= session.request(@request)
+      else
+        super
+      end
+    end
+
+    def mocking?
+      defined?(WebMock) || defined?(FakeWeb)
+    end
+  end
+end