public void VariableRepositoryTestClear()
        {
            IVariableRepository sut = new VariableRepository();
            var doubleReference     = sut.GetOrCreateVariable("AB", new short[] { 0, 0 });

            doubleReference.SetValue(new Accumulator(4.0));
            sut.Clear();
            var doubleReference2 = sut.GetOrCreateVariable("AB", new short[] { 0, 0 });

            Assert.AreEqual(0.0, doubleReference2.GetValue().ValueAsDouble());
        }