def test_corequisites_invalid_type(self):
""" Test that invalid type raises exception """
with self.assertRaises(Exception):
CourseVal.corequisites(1234)
def test_corequisites_length(self):
""" Test that zero-length raises exception """
with self.assertRaises(Exception):
CourseVal.corequisites("")
def test_corequisites(self):
""" Test that valid args does not raise exception """
try:
CourseVal.corequisites("test")
except Exception:
self.fail()