free_mutant/meta/hash.rb

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# encoding: utf-8
Mutant::Meta::Example.add do
source '{true => true, false => false}'
# Literal replaced with nil
mutation 'nil'
# Mutation of each key and value in hash
mutation '{ false => true , false => false }'
mutation '{ nil => true , false => false }'
mutation '{ true => false , false => false }'
mutation '{ true => nil , false => false }'
mutation '{ true => true , true => false }'
mutation '{ true => true , nil => false }'
mutation '{ true => true , false => true }'
mutation '{ true => true , false => nil }'
# Remove each key once
mutation '{ true => true }'
mutation '{ false => false }'
# Empty hash
mutation '{}'
end