def test_numeric_type_validates_and_casts_decimal(self):
ten_dec = Decimal(10)
ten_int = 10
ten_float = 10.0
ten_long = int(10) # long and int are same in python3
ten_var_dec = NumericType(
ten_dec) # this should not throw an exception
ten_var_int = NumericType(ten_int)
ten_var_float = NumericType(ten_float)
ten_var_long = NumericType(ten_long)
self.assertTrue(isinstance(ten_var_dec.value, Decimal))
self.assertTrue(isinstance(ten_var_int.value, Decimal))
self.assertTrue(isinstance(ten_var_float.value, Decimal))
self.assertTrue(isinstance(ten_var_long.value, Decimal))
def test_numeric_equal_to(self):
self.assertTrue(NumericType(10).equal_to(10))
self.assertTrue(NumericType(10).equal_to(10.0))
self.assertTrue(NumericType(10).equal_to(10.000001))
self.assertTrue(NumericType(10.000001).equal_to(10))
self.assertTrue(NumericType(Decimal('10.0')).equal_to(10))
self.assertTrue(NumericType(10).equal_to(Decimal('10.0')))
self.assertFalse(NumericType(10).equal_to(10.00001))
self.assertFalse(NumericType(10).equal_to(11))
def test_numeric_not_equal_to(self):
self.assertFalse(NumericType(10).not_equal_to(10))
self.assertFalse(NumericType(10).not_equal_to(10.0))
self.assertFalse(NumericType(10).not_equal_to(10 + self.EPSILON))
self.assertFalse(NumericType(10 + self.EPSILON).not_equal_to(10))
self.assertFalse(NumericType(Decimal('10.0')).not_equal_to(10))
self.assertFalse(NumericType(10).not_equal_to(Decimal('10.0')))
self.assertTrue(NumericType(10).not_equal_to(10.00001))
self.assertTrue(NumericType(10).not_equal_to(11))
def test_numeric_difference_less_than(self):
self.assertTrue(NumericType((1, 3)).difference_less_than(3))
self.assertFalse(NumericType((1, 3)).difference_less_than(-2))
self.assertFalse(NumericType((3, 1)).difference_less_than(1))
self.assertTrue(NumericType((1.1, 3.2)).difference_less_than(-2))
self.assertTrue(
NumericType((3.00001, 3.00003)).difference_less_than(0.00003))
self.assertTrue(NumericType((5, 10)).difference_less_than(-4.99))
with self.assertRaises(AssertionError):
self.assertTrue(NumericType(10).difference_less_than(10))
def test_numeric_difference_greater_than(self):
self.assertTrue(NumericType((3, 1)).difference_greater_than(1))
self.assertFalse(NumericType((3, 1)).difference_greater_than(2))
self.assertFalse(NumericType((1, 3)).difference_greater_than(2))
self.assertTrue(NumericType((3.2, 1.1)).difference_greater_than(1.1))
self.assertTrue(
NumericType((3.00003, 3.00001)).difference_greater_than(0.00001))
self.assertTrue(NumericType((10, 5)).difference_greater_than(3.000002))
with self.assertRaises(AssertionError):
self.assertTrue(NumericType(10).difference_greater_than(10))
def test_numeric_less_than_or_equal_to(self):
self.assertTrue(NumericType(1).less_than_or_equal_to(10))
self.assertFalse(NumericType(11).less_than_or_equal_to(10))
self.assertTrue(NumericType(10).less_than_or_equal_to(10.1))
self.assertTrue(NumericType(10).less_than_or_equal_to(10.000001))
self.assertTrue(NumericType(10).less_than_or_equal_to(10.000002))
self.assertTrue(NumericType(10).less_than_or_equal_to(10))
def test_numeric_difference_less_than_percent(self):
self.assertTrue(NumericType((10, 5)).difference_less_than_percent(101))
self.assertFalse(NumericType((10, 5)).difference_less_than_percent(99))
self.assertFalse(
NumericType((10, 5)).difference_less_than_percent(100))
self.assertTrue(NumericType((5, 10)).difference_less_than_percent(-49))
self.assertTrue(NumericType((5, 5)).difference_less_than_percent(1))
with self.assertRaises(AssertionError):
self.assertTrue(NumericType(10).difference_less_than(10))
def test_other_value_not_numeric(self):
error_string = "10 is not a valid numeric type"
with self.assertRaisesRegexp(AssertionError, error_string):
NumericType(10).equal_to("10")
def test_instantiate(self):
err_string = "foo is not a valid numeric type"
with self.assertRaisesRegexp(AssertionError, err_string):
NumericType("foo")
def test_numeric_greater_than(self):
self.assertTrue(NumericType(10).greater_than(1))
self.assertFalse(NumericType(10).greater_than(11))
self.assertTrue(NumericType(10.1).greater_than(10))
self.assertFalse(NumericType(10.000001).greater_than(10))
self.assertTrue(NumericType(10.000002).greater_than(10))