Class: Mutiny::Mutants::MutationSet

Inherits:
Object
  • Object
show all
Defined in:
lib/mutiny/mutants/mutation_set.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*mutations) ⇒ MutationSet

Returns a new instance of MutationSet.



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# File 'lib/mutiny/mutants/mutation_set.rb', line 9

def initialize(*mutations)
  @mutations = mutations
end

Instance Attribute Details

#mutations ⇒ Object (readonly)

Returns the value of attribute mutations.



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# File 'lib/mutiny/mutants/mutation_set.rb', line 7

def mutations
  @mutations
end

Instance Method Details

#mutate(subjects) ⇒ Object

TODO : would performance improve by iterating over subjects than over operators? Probably could improve (more) if metamorpher also supported composite transformers so that several mutation operators could be matched simulatenously during a single AST traversal



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# File 'lib/mutiny/mutants/mutation_set.rb', line 16

def mutate(subjects)
  mutants = MutantSet.new
  subjects.product(mutations).each do |subject, mutation|
    mutants.concat(mutate_one(subject, mutation))
  end
  mutants
end