def testCreateAssignment(self):
assi = Assignment("234" , "this blows" , "4" , "6")
assert assi.getId() == "234"
assert assi.getDeadline() == "4"
assert assi.getDesc() == "this blows"
assert assi.getGrade() == "6"
def testIsValid(self):
asg = Assignment('', '' , '4', 5)
assert asg.isValid() == False
assert asg.getDeadline() != ''
