Add numbers.py. I suspect this is an old version, but Jeffrey is out

of town, and it will have to do for now.

1 files changed, 53 insertions, 0 deletions

diff --git a/Lib/test/test_abstract_numbers.py b/Lib/test/test_abstract_numbers.py
new file mode 100644
index 0000000..9fffd28
--- /dev/null
+++ b/Lib/test/test_abstract_numbers.py
@@ -0,0 +1,53 @@
+"""Unit tests for numbers.py."""
+
+import unittest
+from test import test_support
+from numbers import Number
+from numbers import Exact, Inexact
+from numbers import Complex, Real, Rational, Integral
+import operator
+
+class TestNumbers(unittest.TestCase):
+    def test_int(self):
+        self.failUnless(issubclass(int, Integral))
+        self.failUnless(issubclass(int, Complex))
+        self.failUnless(issubclass(int, Exact))
+        self.failIf(issubclass(int, Inexact))
+
+        self.assertEqual(7, int(7).real)
+        self.assertEqual(0, int(7).imag)
+        self.assertEqual(7, int(7).conjugate())
+        self.assertEqual(7, int(7).numerator)
+        self.assertEqual(1, int(7).denominator)
+
+    def test_float(self):
+        self.failIf(issubclass(float, Rational))
+        self.failUnless(issubclass(float, Real))
+        self.failIf(issubclass(float, Exact))
+        self.failUnless(issubclass(float, Inexact))
+
+        self.assertEqual(7.3, float(7.3).real)
+        self.assertEqual(0, float(7.3).imag)
+        self.assertEqual(7.3, float(7.3).conjugate())
+
+    def test_complex(self):
+        self.failIf(issubclass(complex, Real))
+        self.failUnless(issubclass(complex, Complex))
+        self.failIf(issubclass(complex, Exact))
+        self.failUnless(issubclass(complex, Inexact))
+
+        c1, c2 = complex(3, 2), complex(4,1)
+        # TODO: Uncomment this test when trunc() exists.
+        #self.assertRaises(None, trunc, c1)
+        self.assertRaises(TypeError, operator.mod, c1, c2)
+        self.assertRaises(TypeError, divmod, c1, c2)
+        self.assertRaises(TypeError, operator.floordiv, c1, c2)
+        self.assertRaises(TypeError, float, c1)
+        self.assertRaises(TypeError, int, c1)
+
+def test_main():
+    test_support.run_unittest(TestNumbers)
+
+
+if __name__ == "__main__":
+    unittest.main()