Money, Rate, CentCount and a bunch of bugfixes.

5 files changed, 307 insertions, 0 deletions

diff --git a/tests/ansi_test.py b/tests/ansi_test.py
new file mode 100755
index 0000000..4c1f449
--- /dev/null
+++ b/tests/ansi_test.py
@@ -0,0 +1,19 @@
+#!/usr/bin/env python3
+
+import unittest
+
+import ansi
+import unittest_utils as uu
+
+
+class TestAnsi(unittest.TestCase):
+
+    def test_colorizer(self):
+        with ansi.Colorizer() as c:
+            print("testing...")
+            print("Section:")
+            print("  This is some detail.")
+
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/tests/centcount_test.py b/tests/centcount_test.py
new file mode 100755
index 0000000..3122b98
--- /dev/null
+++ b/tests/centcount_test.py
@@ -0,0 +1,102 @@
+#!/usr/bin/env python3
+
+import unittest
+
+from type.centcount import CentCount
+import unittest_utils as uu
+
+
+class TestCentCount(unittest.TestCase):
+
+    def test_basic_utility(self):
+        amount = CentCount(1.45)
+        another = CentCount.parse("USD 1.45")
+        self.assertEqual(amount, another)
+
+    def test_negation(self):
+        amount = CentCount(1.45)
+        amount = -amount
+        self.assertEqual(CentCount(-1.45), amount)
+
+    def test_addition_and_subtraction(self):
+        amount = CentCount(1.00)
+        another = CentCount(2.00)
+        total = amount + another
+        self.assertEqual(CentCount(3.00), total)
+        delta = another - amount
+        self.assertEqual(CentCount(1.00), delta)
+        neg = amount - another
+        self.assertEqual(CentCount(-1.00), neg)
+        neg += another
+        self.assertEqual(CentCount(1.00), neg)
+        neg += 1.00
+        self.assertEqual(CentCount(2.00), neg)
+        neg -= 1.00
+        self.assertEqual(CentCount(1.00), neg)
+        x = 1000 - amount
+        self.assertEqual(CentCount(9.0), x)
+
+    def test_multiplication(self):
+        amount = CentCount(3.00)
+        amount *= 3
+        self.assertEqual(CentCount(9.00), amount)
+        with self.assertRaises(TypeError):
+            another = CentCount(0.33)
+            amount *= another
+
+    def test_division(self):
+        amount = CentCount(10.00)
+        x = amount / 5.0
+        self.assertEqual(CentCount(2.00), x)
+        with self.assertRaises(TypeError):
+            another = CentCount(1.33)
+            amount /= another
+
+    def test_equality(self):
+        usa = CentCount(1.0, 'USD')
+        can = CentCount(1.0, 'CAD')
+        self.assertNotEqual(usa, can)
+        eh = CentCount(1.0, 'CAD')
+        self.assertEqual(can, eh)
+
+    def test_comparison(self):
+        one = CentCount(1.0)
+        two = CentCount(2.0)
+        three = CentCount(3.0)
+        neg_one = CentCount(-1)
+        self.assertLess(one, two)
+        self.assertLess(neg_one, one)
+        self.assertGreater(one, neg_one)
+        self.assertGreater(three, one)
+        looney = CentCount(1.0, 'CAD')
+        with self.assertRaises(TypeError):
+            print(looney < one)
+
+    def test_strict_mode(self):
+        one = CentCount(1.0, strict_mode=True)
+        two = CentCount(2.0, strict_mode=True)
+        with self.assertRaises(TypeError):
+            x = one + 2.4
+        self.assertEqual(CentCount(3.0), one + two)
+        with self.assertRaises(TypeError):
+            x = two - 1.9
+        self.assertEqual(CentCount(1.0), two - one)
+        with self.assertRaises(TypeError):
+            print(one == 1.0)
+        self.assertTrue(CentCount(1.0) == one)
+        with self.assertRaises(TypeError):
+            print(one < 2.0)
+        self.assertTrue(one < two)
+        with self.assertRaises(TypeError):
+            print(two > 1.0)
+        self.assertTrue(two > one)
+
+    def test_truncate_and_round(self):
+        ten = CentCount(10.0)
+        x = ten * 2 / 3
+        x.truncate_fractional_cents()
+        self.assertEqual(CentCount(6.66), x)
+
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/tests/money_test.py b/tests/money_test.py
new file mode 100755
index 0000000..57f4637
--- /dev/null
+++ b/tests/money_test.py
@@ -0,0 +1,103 @@
+#!/usr/bin/env python3
+
+import unittest
+
+from type.money import Money
+import unittest_utils as uu
+
+
+class TestMoney(unittest.TestCase):
+
+    def test_basic_utility(self):
+        amount = Money(1.45)
+        another = Money.parse("USD 1.45")
+        self.assertAlmostEqual(amount.amount, another.amount)
+
+    def test_negation(self):
+        amount = Money(1.45)
+        amount = -amount
+        self.assertAlmostEqual(Money(-1.45).amount, amount.amount)
+
+    def test_addition_and_subtraction(self):
+        amount = Money(1.00)
+        another = Money(2.00)
+        total = amount + another
+        self.assertEqual(Money(3.00), total)
+        delta = another - amount
+        self.assertEqual(Money(1.00), delta)
+        neg = amount - another
+        self.assertEqual(Money(-1.00), neg)
+        neg += another
+        self.assertEqual(Money(1.00), neg)
+        neg += 1.00
+        self.assertEqual(Money(2.00), neg)
+        neg -= 1
+        self.assertEqual(Money(1.00), neg)
+        x = 10 - amount
+        self.assertEqual(Money(9.0), x)
+
+    def test_multiplication(self):
+        amount = Money(3.00)
+        amount *= 3
+        self.assertEqual(Money(9.00), amount)
+        with self.assertRaises(TypeError):
+            another = Money(0.33)
+            amount *= another
+
+    def test_division(self):
+        amount = Money(10.00)
+        x = amount / 5.0
+        self.assertEqual(Money(2.00), x)
+        with self.assertRaises(TypeError):
+            another = Money(1.33)
+            amount /= another
+
+    def test_equality(self):
+        usa = Money(1.0, 'USD')
+        can = Money(1.0, 'CAD')
+        self.assertNotEqual(usa, can)
+        eh = Money(1.0, 'CAD')
+        self.assertEqual(can, eh)
+
+    def test_comparison(self):
+        one = Money(1.0)
+        two = Money(2.0)
+        three = Money(3.0)
+        neg_one = Money(-1)
+        self.assertLess(one, two)
+        self.assertLess(neg_one, one)
+        self.assertGreater(one, neg_one)
+        self.assertGreater(three, one)
+        looney = Money(1.0, 'CAD')
+        with self.assertRaises(TypeError):
+            print(looney < one)
+
+    def test_strict_mode(self):
+        one = Money(1.0, strict_mode=True)
+        two = Money(2.0, strict_mode=True)
+        with self.assertRaises(TypeError):
+            x = one + 2.4
+        self.assertEqual(Money(3.0), one + two)
+        with self.assertRaises(TypeError):
+            x = two - 1.9
+        self.assertEqual(Money(1.0), two - one)
+        with self.assertRaises(TypeError):
+            print(one == 1.0)
+        self.assertTrue(Money(1.0) == one)
+        with self.assertRaises(TypeError):
+            print(one < 2.0)
+        self.assertTrue(one < two)
+        with self.assertRaises(TypeError):
+            print(two > 1.0)
+        self.assertTrue(two > one)
+
+    def test_truncate_and_round(self):
+        ten = Money(10.0)
+        x = ten * 2 / 3
+        self.assertEqual(6.66, x.truncate_fractional_cents())
+        x = ten * 2 / 3
+        self.assertEqual(6.67, x.round_fractional_cents())
+
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/tests/rate_test.py b/tests/rate_test.py
new file mode 100755
index 0000000..621539b
--- /dev/null
+++ b/tests/rate_test.py
@@ -0,0 +1,77 @@
+#!/usr/bin/env python3
+
+import unittest
+
+from type.rate import Rate
+from type.money import Money
+
+import unittest_utils as uu
+
+
+class TestRate(unittest.TestCase):
+    def test_basic_utility(self):
+        my_stock_returns = Rate(percent_change=-20.0)
+        my_portfolio = 1000.0
+        self.assertAlmostEqual(
+            800.0,
+            my_stock_returns.apply_to(my_portfolio)
+        )
+
+        my_bond_returns = Rate(percentage=104.5)
+        my_money = Money(500.0)
+        self.assertAlmostEqual(
+            Money(522.5),
+            my_bond_returns.apply_to(my_money)
+        )
+
+        my_multiplier = Rate(multiplier=1.72)
+        my_nose_length = 3.2
+        self.assertAlmostEqual(
+            5.504,
+            my_multiplier.apply_to(my_nose_length)
+        )
+
+    def test_conversions(self):
+        x = Rate(104.55)
+        s = x.__repr__()
+        y = Rate(s)
+        self.assertAlmostEqual(x, y)
+        f = float(x)
+        z = Rate(f)
+        self.assertAlmostEqual(x, z)
+
+    def test_divide(self):
+        x = Rate(20.0)
+        x /= 2
+        self.assertAlmostEqual(10.0, x)
+        x = Rate(-20.0)
+        x /= 2
+        self.assertAlmostEqual(-10.0, x)
+
+    def test_add(self):
+        x = Rate(5.0)
+        y = Rate(10.0)
+        z = x + y
+        self.assertAlmostEqual(15.0, z)
+        x = Rate(-5.0)
+        x += y
+        self.assertAlmostEqual(5.0, x)
+
+    def test_sub(self):
+        x = Rate(5.0)
+        y = Rate(10.0)
+        z = x - y
+        self.assertAlmostEqual(-5.0, z)
+        z = y - x
+        self.assertAlmostEqual(5.0, z)
+
+    def test_repr(self):
+        x = Rate(percent_change=-50.0)
+        s = x.__repr__(relative=True)
+        self.assertEqual("-50.000%", s)
+        s = x.__repr__()
+        self.assertEqual("+50.000%", s)
+
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/tests/string_utils_test.py b/tests/string_utils_test.py
index 0472daa..cc57036 100755
--- a/tests/string_utils_test.py
+++ b/tests/string_utils_test.py
@@ -180,6 +180,12 @@ class TestStringUtils(unittest.TestCase):
         self.assertFalse(su.is_snake_case('thisIsATest'))
         self.assertTrue(su.is_snake_case('this_is_a_test'))
 
+    def test_sprintf_context(self):
+        with su.SprintfStdout() as buf:
+            print("This is a test.")
+            print("This is another one.")
+        self.assertEqual('This is a test.\nThis is another one.\n', buf())
+
 
 if __name__ == '__main__':
     bootstrap.initialize(unittest.main)()