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Contents
#!/usr/bin/env ruby
require 'minitest/autorun'
require_relative 'point_mutations'
class DNATest < Minitest::Test
def test_no_difference_between_empty_strands
assert_equal 0, DNA.new('').hamming_distance('')
end
def test_no_difference_between_identical_strands
skip
assert_equal 0, DNA.new('GGACTGA').hamming_distance('GGACTGA')
end
def test_complete_hamming_distance_in_small_strand
skip
assert_equal 3, DNA.new('ACT').hamming_distance('GGA')
end
def test_hamming_distance_in_off_by_one_strand
skip
strand = 'GGACGGATTCTGACCTGGACTAATTTTGGGG'
distance = 'AGGACGGATTCTGACCTGGACTAATTTTGGGG'
assert_equal 19, DNA.new(strand).hamming_distance(distance)
end
def test_small_hamming_distance_in_middle_somewhere
skip
assert_equal 1, DNA.new('GGACG').hamming_distance('GGTCG')
end
def test_larger_distance
skip
assert_equal 2, DNA.new('ACCAGGG').hamming_distance('ACTATGG')
end
def test_ignores_extra_length_on_other_strand_when_longer
skip
assert_equal 3, DNA.new('AAACTAGGGG').hamming_distance('AGGCTAGCGGTAGGAC')
end
def test_ignores_extra_length_on_original_strand_when_longer
skip
strand = 'GACTACGGACAGGGTAGGGAAT'
distance = 'GACATCGCACACC'
assert_equal 5, DNA.new(strand).hamming_distance(distance)
end
def test_does_not_actually_shorten_original_strand
skip
dna = DNA.new('AGACAACAGCCAGCCGCCGGATT')
assert_equal 1, dna.hamming_distance('AGGCAA')
assert_equal 4, dna.hamming_distance('AGACATCTTTCAGCCGCCGGATTAGGCAA')
assert_equal 1, dna.hamming_distance('AGG')
end
end
Version data entries
45 entries across 45 versions & 1 rubygems