def test_msa_from_lines__empty_name():
MSA.from_lines([">", "ACG", ">seq1", "TGAN"])
def test_msa_from_lines__mismatched_lengths():
MSA.from_lines([">seq1", "ACG", ">seq2", "TGAN"])
def test_msa_from_lines__duplicate_names():
MSA.from_lines([">seq1", "ACG", ">seq1", "TGA"])
def test_msa_from_lines__two_entries_with_meta():
lines = [">seq1", "ACG", ">seq2 Second meta", "TGA"]
expected = MSA([FASTA("seq1", None, "ACG"),
FASTA("seq2", "Second meta", "TGA")])
result = MSA.from_lines(lines)
assert_equal(result, expected)
def test_msa_from_lines__single_entry_with_meta():
lines = [">seq1 Meta info", "ACG"]
expected = MSA([FASTA("seq1", "Meta info", "ACG")])
result = MSA.from_lines(lines)
assert_equal(result, expected)
def test_msa_from_lines__single_entry():
lines = [">seq1", "ACG"]
result = MSA([FASTA("seq1", None, "ACG")])
assert_equal(MSA.from_lines(lines), result)
