public void AddDataReturnVersion_WithDataReturnVersionForAnotherScheme_ThrowsInvalidOperationException()
        {
            // Arrange
            var scheme1 = A.Fake <Scheme>();

            A.CallTo(() => scheme1.ApprovalNumber)
            .Returns("WEE/SC1000SCH");

            var scheme2 = A.Fake <Scheme>();

            A.CallTo(() => scheme2.ApprovalNumber)
            .Returns("WEE/SC2000SCH");

            var eeeOutputReturnVersion = new EeeOutputReturnVersion();

            var registeredProducer = new RegisteredProducer("PRN", 2016, scheme2);

            eeeOutputReturnVersion.AddEeeOutputAmount(
                new EeeOutputAmount(ObligationType.B2C, WeeeCategory.AutomaticDispensers, 100, registeredProducer));

            var dataReturn        = new DataReturn(scheme1, new Quarter(2016, QuarterType.Q2));
            var dataReturnVersion = new DataReturnVersion(dataReturn);

            // Act, Assert
            Assert.Throws <InvalidOperationException>(() => eeeOutputReturnVersion.AddDataReturnVersion(dataReturnVersion));
        }