Vendor Rack 1.0.1

Incorporate patch from Revision 496.

vendor/plugins/rack/test/spec_rack_commonlogger.rb

@@ -0,0 +1,32 @@
+require 'test/spec'
+require 'stringio'
+
+require 'rack/commonlogger'
+require 'rack/lobster'
+require 'rack/mock'
+
+context "Rack::CommonLogger" do
+  app = lambda { |env|
+    [200,
+     {"Content-Type" => "text/html"},
+     ["foo"]]}
+
+  specify "should log to rack.errors by default" do
+    log = StringIO.new
+    res = Rack::MockRequest.new(Rack::CommonLogger.new(app)).get("/")
+
+    res.errors.should.not.be.empty
+    res.errors.should =~ /GET /
+    res.errors.should =~ / 200 / # status
+    res.errors.should =~ / 3 /   # length
+  end
+
+  specify "should log to anything with <<" do
+    log = ""
+    res = Rack::MockRequest.new(Rack::CommonLogger.new(app, log)).get("/")
+
+    log.should =~ /GET /
+    log.should =~ / 200 / # status
+    log.should =~ / 3 / # length
+  end
+end