def test_repetitive_sequence_has_only_guanosine(self):
expected = {'A': 0, 'T': 0, 'C': 0, 'G': 8}
self.assertEqual(nucleotide_counts('GGGGGGGG'), expected)
def test_counts_all_nucleotides(self):
dna = ('AGCTTTTCATTCTGACTGCAACGGGCAATATGTCT'
'CTGTGTGGATTAAAAAAAGAGTGTCTGATAGCAGC')
expected = {'A': 20, 'T': 21, 'G': 17, 'C': 12}
self.assertEqual(nucleotide_counts(dna), expected)
def test_counts_all_nucleotides(self):
dna = "AGCTTTTCATTCTGACTGCAACGGGCAATATGTCT" "CTGTGTGGATTAAAAAAAGAGTGTCTGATAGCAGC"
expected = {"A": 20, "T": 21, "G": 17, "C": 12}
self.assertEqual(expected, nucleotide_counts(dna))
def test_empty_dna_string_has_no_nucleotides(self):
expected = {'A': 0, 'T': 0, 'C': 0, 'G': 0}
self.assertEqual(nucleotide_counts(""), expected)
def test_repetitive_sequence_has_only_guanosine(self):
expected = {"A": 0, "T": 0, "C": 0, "G": 8}
self.assertEqual(expected, nucleotide_counts("GGGGGGGG"))
def test_empty_dna_string_has_no_nucleotides(self):
expected = {"A": 0, "T": 0, "C": 0, "G": 0}
self.assertEqual(expected, nucleotide_counts(""))
def test_counts_all_nucleotides(self):
dna = ('AGCTTTTCATTCTGACTGCAACGGGCAATATGTCT'
'CTGTGTGGATTAAAAAAAGAGTGTCTGATAGCAGC')
expected = {'A': 20, 'T': 21, 'G': 17, 'C': 12}
self.assertEqual(nucleotide_counts(dna), expected)
def test_repetitive_sequence_has_only_guanosine(self):
expected = {'A': 0, 'T': 0, 'C': 0, 'G': 8}
self.assertEqual(nucleotide_counts('GGGGGGGG'), expected)
def test_empty_dna_string_has_no_nucleotides(self):
expected = {'A': 0, 'T': 0, 'C': 0, 'G': 0}
self.assertEqual(nucleotide_counts(""), expected)
