moved restriction value evaluation into own method with recursive calls for Symbol and Proc in case they return string

spec/validations_spec.rb

@@ -45,6 +45,38 @@ describe ValidatesTimeliness::Validations do
       ActiveRecord::Base.parse_date_time(*args)
     end
   end
+  
+  describe "timeliness_restriction_value" do
+    it "should return Time object when restriction is Time object" do
+      restriction_value(Time.now, person, :datetime).should be_kind_of(Time)
+    end
+    
+    it "should return Time object when restriction is string" do
+      restriction_value("2007-01-01 12:00", person, :datetime).should be_kind_of(Time)
+    end
+    
+    it "should return Time object when restriction is method symbol which returns Time object" do
+      person.stub!(:datetime_attr).and_return(Time.now)
+      restriction_value(:datetime_attr, person, :datetime).should be_kind_of(Time)
+    end
+    
+    it "should return Time object when restriction is method symbol which returns string" do
+      person.stub!(:datetime_attr).and_return("2007-01-01 12:00")
+      restriction_value(:datetime_attr, person, :datetime).should be_kind_of(Time)
+    end
+    
+    it "should return Time object when restriction is proc which returns Time object" do
+      restriction_value(lambda { Time.now }, person, :datetime).should be_kind_of(Time)
+    end
+    
+    it "should return Time object when restriction is proc which returns string" do
+      restriction_value(lambda {"2007-01-01 12:00"}, person, :datetime).should be_kind_of(Time)
+    end
+    
+    def restriction_value(*args)
+      ActiveRecord::Base.send(:timeliness_restriction_value, *args)
+    end
+  end
    
   describe "with no restrictions" do
     before :all do