def test_course_creation():
# make sure that an empty course is correct
c = Course()
assert c.name() == ""
c.number() == 0
assert c.credit_hr() == 0.0
assert c.grade() == 0.0
def test_course_creation(self):
# make sure that an empty course is correct
c = Course()
self.assertEqual(c.name(), "")
self.assertEqual(c.number(), 0)
self.assertEqual(c.credit_hr(), 0.0)
self.assertEqual(c.grade(), 0.0)
self.assertEqual(c.next, None)
def test_course_creation_with_parameters(self):
c = Course(1234, "Test Name", 3.0, 3.72)
self.assertEqual(c.number(), 1234)
self.assertEqual(c.name(), "Test Name")
self.assertAlmostEqual(c.credit_hr(), 3.0)
self.assertAlmostEqual(c.grade(), 3.72)
self.assertIsNone(c.next)
self.assertRaises(ValueError, Course, "cat")
self.assertRaises(ValueError, Course, 1234, None)
self.assertRaises(ValueError, Course, 1234, "Test Name", "cat")
self.assertRaises(ValueError, Course, 1234, "Test Name", 3.0, "cat")
self.assertRaises(ValueError, Course, -1)
self.assertRaises(ValueError, Course, 1234, "Test Name", -2.1)
self.assertRaises(ValueError, Course, 1234, "Test Name", 0.0, -2.0)
def test_course_creation_with_parameters():
c = Course(1234, "Test Name", 3.0, 3.72)
assert c.number() == 1234
assert c.name() == "Test Name"
assert c.credit_hr() == 3.0
assert c.grade() == 3.72
with pytest.raises(ValueError):
Course("cat")
with pytest.raises(ValueError):
Course(1234, None)
with pytest.raises(ValueError):
Course(1234, "Test Name", "cat")
with pytest.raises(ValueError):
Course(1234, "Test Name", 3.0, "cat")
with pytest.raises(ValueError):
Course(-1)
with pytest.raises(ValueError):
Course(1234, "Test Name", -2.1)
with pytest.raises(ValueError):
Course(1234, "Test Name", 0.0, -2.0)
