示例#1
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 def test_empty_strands(self):
     self.assertEqual(distance("", ""), 0)
示例#2
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 def test_disallow_second_strand_longer(self):
     with self.assertRaisesWithMessage(ValueError):
         distance("ATA", "AGTG")
示例#3
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 def test_disallow_right_empty_strand(self):
     with self.assertRaisesWithMessage(ValueError):
         distance("G", "")
示例#4
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 def test_disallow_first_strand_longer(self):
     with self.assertRaisesWithMessage(ValueError):
         distance("AATG", "AAA")
示例#5
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 def test_long_different_strands(self):
     self.assertEqual(distance("GGACGGATTCTG", "AGGACGGATTCT"), 9)
示例#6
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 def test_long_identical_strands(self):
     self.assertEqual(distance("GGACTGAAATCTG", "GGACTGAAATCTG"), 0)
示例#7
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 def test_single_letter_different_strands(self):
     self.assertEqual(distance("G", "T"), 1)
示例#8
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 def test_single_letter_identical_strands(self):
     self.assertEqual(distance("A", "A"), 0)