def test_positive_negative_integer_divide(self):
"""Testing division of positive and negative integers"""
new_operation = Operation("division", self.positive_integer,
self.negative_integer)
self.assertEqual(new_operation.operation_result(), -1.0227272727272727)
def test_positive_integer_float_divide(self):
"""Testing division of positive integer and float"""
new_operation = Operation("division", self.positive_integer,
self.positive_float)
self.assertEqual(new_operation.operation_result(), 1.9580558333094016)
def test_positive_negative_integer_multiply(self):
"""Testing multiplication of positive and negative integers"""
new_operation = Operation("multiplication", self.positive_integer,
self.negative_integer)
self.assertEqual(new_operation.operation_result(), -7920)
def test_positive_integer_float_multiply(self):
"""Testing multiplication of positive integer and float"""
new_operation = Operation("multiplication", self.positive_integer,
self.positive_float)
self.assertEqual(new_operation.operation_result(), 4136.7564)
def test_positive_integer_float_subtract(self):
"""Testing subtract of positive integer and float"""
new_operation = Operation("subtraction", self.positive_integer,
self.positive_float)
self.assertEqual(new_operation.operation_result(), 44.03604)
def test_positive_negative_integer_subtract(self):
"""Testing subtract of positive and negative integers"""
new_operation = Operation("subtraction", self.positive_integer,
self.negative_integer)
self.assertEqual(new_operation.operation_result(), 178)
def test_positive_integer_float_sum(self):
"""Testing sum of positive integer and float"""
new_operation = Operation("addition", self.positive_integer,
self.positive_float)
self.assertEqual(new_operation.operation_result(), 135.96396)
def test_positive_integer_sum(self):
"""Testing sum of positive integers"""
new_operation = Operation("addition", self.positive_integer,
self.positive_integer)
self.assertEqual(new_operation.operation_result(), 180)
def button_equal(self):
second_number = int(self.e.get())
self.e.delete(0, END)
new_result = Operation(self.math, self.f_num, second_number)
self.e.insert(0, new_result.operation_result())