Add mutation super -> super()

closes #309

Changelog.md

@@ -3,6 +3,7 @@
 * Remove invalid mutation `foo or bar` to `!(foo or bar)` see #287
 * Add mutation from `#to_h` to `#to_hash` #218
 * Add mutation from `#defined?` to `true` / `false` #334
+* Add mutation from `super` to `super()` #309
 
 # v0.8.1 2015-07-24
 

config/flay.yml

@@ -1,3 +1,3 @@
 ---
 threshold: 18
-total_score: 1213
+total_score: 1206

lib/mutant/mutator/node/zsuper.rb

@@ -16,6 +16,7 @@ module Mutant
         # @api private
         def dispatch
           emit_singletons
+          emit(N_EMPTY_SUPER)
         end
 
       end # ZSuper

meta/super.rb

@@ -2,6 +2,7 @@ Mutant::Meta::Example.add do
   source 'super'
 
   singleton_mutations
+  mutation 'super()'
 end
 
 Mutant::Meta::Example.add do