def test_none_validates(self):
     nm = NumberMeta("int32")
     self.assertEquals(0, nm.validate(None))
 def test_unsigned_validates(self):
     nm = NumberMeta("uint32")
     self.assertEqual(nm.validate("22"), 22)
     self.assertEqual(nm.validate(-22), 2**32-22)
 def test_int_against_int(self):
     nm = NumberMeta("int32")
     self.assertEqual(123, nm.validate(123))
 def test_float_to_int_truncates(self):
     nm = NumberMeta("int32")
     self.assertEquals(nm.validate(123.6), 123)
 def test_float_against_float64(self):
     nm = NumberMeta("float64")
     self.assertEqual(123.456, nm.validate(123.456))
 def test_int_against_float(self):
     nm = NumberMeta("float64")
     self.assertEqual(123, nm.validate(123))
 def test_unsigned_validates(self):
     nm = NumberMeta("uint32")
     self.assertEqual(nm.validate("22"), 22)
     self.assertRaises(ValueError, nm.validate, -22)
 def test_float_against_float32(self):
     nm = NumberMeta("float32")
     self.assertAlmostEqual(123.456, nm.validate(123.456), places=5)
 def test_none_validates(self):
     nm = NumberMeta("int32")
     self.assertIsNone(nm.validate(None))
 def test_int_against_int(self):
     nm = NumberMeta("int32")
     self.assertEqual(123, nm.validate(123))
 def test_int_against_float(self):
     nm = NumberMeta("float64")
     self.assertEqual(123, nm.validate(123))
 def test_float_against_float64(self):
     nm = NumberMeta("float64")
     self.assertEqual(123.456, nm.validate(123.456))
 def test_float_against_float32(self):
     nm = NumberMeta("float32")
     self.assertAlmostEqual(123.456, nm.validate(123.456), places=5)