Merge pull request #28 from lukebigum/master

Fixing error message and adding spec test

lib/puppet_x/util/boolean.rb

@@ -28,7 +28,7 @@ def munge(v)
       elsif false_values.include? v
         false
       else
-        raise ArgumentError, "Value '#{value}':#{value.class} cannot be determined as a boolean value"
+        raise ArgumentError, "Value '#{v}':#{v.class} cannot be determined as a boolean value"
       end
     end
   end

spec/unit/puppet/property/boolean_spec.rb

@@ -11,7 +11,7 @@
       subject.munge(arg).should == true
     end
   end
-  [false, :false, 'false', :no, 'no', :undef, nil].each do |arg|
+  [:absent, false, :false, 'false', :no, 'no', :undef, nil].each do |arg|
     it "should munge #{arg.inspect} as false" do
       subject.munge(arg).should == false
     end
@@ -21,4 +21,7 @@
       expect { subject.munge(arg) }.to raise_error ArgumentError
     end
   end
+  it "fail to munge 'woof' with a specific message" do
+    expect { subject.munge('woof') }.to raise_error ArgumentError, %r{Value 'woof':String cannot be determined as a boolean value}
+  end
 end