Digestor Specification

digestor_spec.rb

require 'spec/more'
require 'digestor'

describe "Digestor" do

  before do
    @seq = "MTMDKSELVQKAKLAEQAERYDDMAAAMKAVTEQGHELSNEERNLLSVAYKNVVGARRSSWRVISSIEQKTERNEKKQQMGKEYREKIEAELQDICNDVLELLDKYLIPNATQPESKVFYLKMKGDYFRYLSEVASGDNKQTTVSNSQQAYQEAFEISKKEMQPTHPIRLGLALNFSVFYYEILNSPEKACSLAKTAFDEAIAELDTLNEESYKDSTLIMQLLRDNLTLWTSENQGDEGDAGEGEN"
  end

  it 'digests a protein' do
    names = %w(Trypsin Trypsin/P Arg-C Asp-N Chymotrypsin CNBr+Trypsin)
    names.each do |name|
      digestor = Digestor.new(name)
      (0..9).each do |missed_cleavages|
        peptides = digestor.digest(@seq, :missed_cleavages => missed_cleavages)
        peptides.size.isnt 0
      end
    end
  end
end