- validates_presence_of :changeset_id, :timestamp
- validates_inclusion_of :visible, :in => [true, false]
- validates_numericality_of :latitude, :longitude
+ validates :changeset, :presence => true, :associated => true
+ validates :latitude, :presence => true,
+ :numericality => { :integer_only => true }
+ validates :longitude, :presence => true,
+ :numericality => { :integer_only => true }
+ validates :timestamp, :presence => true
+ validates :visible, :inclusion => [true, false]
+