def test_ortho_already_fasta(self):
"""tests that header_check doesn't change fasta sequences that already have a header"""
output = constool.header_check(
">Pingo Pongo | Happiness\nWOEFJEKTJEJTEK")
self.assertEqual(output, ">Pingo Pongo | Happiness\nWOEFJEKTJEJTEK")
def test_ortho_empty(self):
"""tests that header_check raises an exception if an empty sequence is entered"""
with self.assertRaises(constool.SequenceError) as cm:
constool.header_check("")
err = cm.exception
self.assertEqual(str(err), "Empty Sequence entered.")
def test_non_sequence(self):
"""tests that header_check raises an exception if given a non alphabetic sequence"""
with self.assertRaises(constool.SequenceError) as sm:
constool.header_check("003893")
err = sm.exception
self.assertEqual(str(err), "Not a sequence. Please try again")
def test_header_chk(self):
"""test that header_check adds a header to a header-free string """
output = constool.header_check("Hello World")
self.assertEqual(output, ">Input Sequence\nHello World")