reduce warning output when running specs

lib/aasm/base.rb

@@ -208,7 +208,9 @@ module AASM
              klass.defined_enums.values.any?{ |methods|
                  methods.keys{| enum | enum + '?' == method_name }
              })
-         @state_machine.config.logger.warn "#{klass.name}: overriding method '#{method_name}'!"
+        unless AASM::Configuration.hide_warnings
+          @state_machine.config.logger.warn "#{klass.name}: overriding method '#{method_name}'!"
+        end
       end
 
       klass.send(:define_method, method_name, method_definition)

lib/aasm/configuration.rb

@@ -34,5 +34,9 @@ module AASM
 
     # Configure a logger, with default being a Logger to STDERR
     attr_accessor :logger
+
+    class << self
+      attr_accessor :hide_warnings
+    end
   end
 end

spec/spec_helpers/remove_warnings.rb

@@ -1,5 +1 @@
-RSpec.configure do |config|
-  config.before(:each) do
-    allow_any_instance_of(Logger).to receive(:warn)
-  end
-end
+AASM::Configuration.hide_warnings = true

spec/unit/override_warning_spec.rb

@@ -1,6 +1,14 @@
 require 'spec_helper'
 
 describe 'warns when overrides a method' do
+  before do
+    AASM::Configuration.hide_warnings = false
+  end
+
+  after do
+    AASM::Configuration.hide_warnings = true
+  end
+
   module Clumsy
     def self.included base
       base.send :include, AASM