def test_default_encoding_int(self):
encoder = PrgEncoder()
uppercase = encoder._dna_to_int("A")
expected = 1
self.assertEqual(uppercase, expected)
lowercase = encoder._dna_to_int("a")
self.assertEqual(lowercase, expected)
def test_empty_string_raises_assert_error(self):
encoder = PrgEncoder()
char = ""
with self.assertRaises(ConversionError) as context:
encoder._dna_to_int(char)
self.assertTrue("Char '' is not in" in str(context.exception))
def test_dnaToInt_custom_encoding(self):
encoder = PrgEncoder(encoding={"A": 7})
char = "a"
actual = encoder._dna_to_int(char)
expected = 7
self.assertEqual(actual, expected)
def test_dnaToInt_char_not_valid_raises_assert_error(self, char):
encoder = PrgEncoder()
with self.assertRaises(ConversionError):
encoder._dna_to_int(char)