public void GetHashCode_WhenCalled_ReturnsDifferentForDifferentValue() { var testInput1 = IntegerGenerator.AnyPositiveInteger(); var testInput2 = IntegerGenerator.AnyPositiveInteger(); var testInput3 = IntegerGenerator.AnyIntegerExcept(testInput2); var test1 = new TestObjectA(testInput1, testInput2).GetHashCode(); var actual = new TestObjectA(testInput1, testInput3).GetHashCode(); actual.Should().NotBe(test1); }