def test_subject_length(self):
""" Test that zero-length subject raises exception """
with self.assertRaises(Exception):
CourseVal.subject("")
def test_subject(self):
""" Test that valid subject does not raise exception """
try:
CourseVal.subject("test")
except Exception:
self.fail()
def test_subject_invalid_type(self):
""" Test that non-string subject raises exception """
with self.assertRaises(Exception):
CourseVal.subject(1234)