Changeset 12648 for main/waeup.ikoba/branches

Timestamp:

2 Mar 2015, 01:01:10 (10 years ago)

Author:

uli

Message:

More Payment.amount tests.

Location:

main/waeup.ikoba/branches/uli-fake-gw-provider/src/waeup/ikoba/payments

Files:

• payment.py (modified) (1 diff)
• tests/test_payment.py (modified) (2 diffs)

main/waeup.ikoba/branches/uli-fake-gw-provider/src/waeup/ikoba/payments/payment.py

@@ -66 +66 @@
         Equals the sum of items contained.
         """
-        return sum([item.amount for item in self.values()])
+        return sum(
+            [item.amount for item in self.values()],
+            decimal.Decimal("0.00")  # default value
+        )
 
     def __init__(self):

main/waeup.ikoba/branches/uli-fake-gw-provider/src/waeup/ikoba/payments/tests/test_payment.py

@@ -17 +17 @@
 ##
 import datetime
+import decimal
 import re
 import unittest
@@ -129 +130 @@
         assert len(p1) == 2  # do not make assumptions about result content
 
+    def test_amount(self):
+        # the amount of a payment is the sum of amounts of its items
+        p1 = Payment()
+        item1 = PaymentItem()
+        item2 = PaymentItem()
+        p1.add_payment_item(item1)
+        p1.add_payment_item(item2)
+        item1.amount = decimal.Decimal("12.25")
+        item2.amount = decimal.Decimal("0.5")
+        assert p1.amount == decimal.Decimal("12.75")
+
+    def test_amount_negative(self):
+        # we can sum up negative numbers
+        p1 = Payment()
+        item1 = PaymentItem()
+        item2 = PaymentItem()
+        p1.add_payment_item(item1)
+        p1.add_payment_item(item2)
+        item1.amount = decimal.Decimal("2.21")
+        item2.amount = decimal.Decimal("-3.23")
+        assert p1.amount == decimal.Decimal("-1.02")
+
+    def test_amount_empty(self):
+        # the amount of zero items is 0.00.
+        p1 = Payment()
+        assert p1.amount == decimal.Decimal("0.00")
+        assert isinstance(p1.amount, decimal.Decimal)
+
 
 class PaymentItemTests(unittest.TestCase):