def test_invoice_attribute_is_working_properly(self):
"""testing if the invoice attribute value can be correctly changed
"""
from stalker import Payment, Invoice
p = Payment(invoice=self.test_invoice, amount=1499, unit='TRY')
new_invoice = Invoice(budget=self.test_budget,
client=self.test_client,
amount=2500,
unit='TRY')
self.assertNotEqual(p.invoice, new_invoice)
p.invoice = new_invoice
self.assertEqual(p.invoice, new_invoice)
def test_invoice_attribute_is_None(self):
"""testing if a TypeError will be raised when the invoice attribute is
set to None
"""
from stalker import Payment
p = Payment(invoice=self.test_invoice, amount=1499, unit='TRY')
with pytest.raises(TypeError) as cm:
p.invoice = None
assert str(cm.value) == \
'Payment.invoice should be an Invoice instance, not NoneType'
def test_invoice_attribute_is_None(self):
"""testing if a TypeError will be raised when the invoice attribute is
set to None
"""
from stalker import Payment
p = Payment(invoice=self.test_invoice, amount=1499, unit='TRY')
with self.assertRaises(TypeError) as cm:
p.invoice = None
self.assertEqual(
str(cm.exception),
'Payment.invoice should be an Invoice instance, not NoneType')
def test_invoice_attribute_is_set_to_a_value_other_than_an_invoice_instance(
self):
"""testing if a TypeError will be raised when the invoice attribute is
set to a value other than an Invoice instance
"""
from stalker import Payment
p = Payment(invoice=self.test_invoice, amount=1499, unit='TRY')
with pytest.raises(TypeError) as cm:
p.invoice = 'not an invoice instance'
assert str(cm.value) == \
'Payment.invoice should be an Invoice instance, not str'
