Remove warnings in specs.

Author: macournoyer

spec/controllers/service_spec.rb

@@ -3,7 +3,7 @@
 
 describe Service do
   before(:all) do
-    silence_stream(STDERR) do
+    silence_warnings do
       Service::INITD_PATH          = 'tmp/sandbox' + Service::INITD_PATH
       Service::DEFAULT_CONFIG_PATH = 'tmp/sandbox' + Service::DEFAULT_CONFIG_PATH
     end

spec/spec_helper.rb

@@ -135,6 +135,13 @@ def silence_stream(stream)
     stream.reopen(old_stream)
   end
 
+  def silence_warnings
+    old_verbose, $VERBOSE = $VERBOSE, nil
+    yield
+  ensure
+    $VERBOSE = old_verbose
+  end
+  
   # Create and parse a request
   def R(raw, convert_line_feed=false)
     raw.gsub!("\n", "\r\n") if convert_line_feed