85 lines
1.3 KiB
Ruby
85 lines
1.3 KiB
Ruby
module Mutant
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# Abstract base class for killing strategies
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class Strategy
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include AbstractType, Adamantium::Flat, Equalizer.new
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# Return config
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#
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# @return [Config]
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#
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# @api private
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#
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attr_reader :config
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# Initialize object
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#
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# @param [Config] config
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#
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# @return [undefined
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#
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# @api private
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#
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def initialize(config)
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@config = config
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end
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# Return output stream
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#
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# @return [IO]
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#
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# @api private
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#
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def output_stream
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config.reporter.output_stream
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end
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# Return error stream
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#
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# @return [IO]
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#
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# @api private
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#
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def error_stream
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config.reporter.error_stream
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end
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# Kill mutation
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#
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# @param [Mutation] mutation
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#
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# @return [Killer]
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#
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# @api private
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#
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def kill(mutation)
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killer.new(self, mutation)
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end
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# Return killer
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#
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# @return [Class:Killer]
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#
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# @api private
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#
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def killer
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self.class::KILLER
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end
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# Static strategies
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class Static < self
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include Equalizer.new
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# Always fail to kill strategy
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class Fail < self
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KILLER = Killer::Static::Fail
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end
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# Always succeed to kill strategy
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class Success < self
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KILLER = Killer::Static::Success
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end
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end
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end
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end
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