@Override
    public boolean enableSendingOldValues(final boolean forceMaterialization) {
        if (queryableName != null) {
            sendOldValues = true;
            return true;
        }

        if (parent.enableSendingOldValues(forceMaterialization)) {
            sendOldValues = true;
        }
        return sendOldValues;
    }
@Test
    public void shouldSetSendOldValuesOnParentIfNotMaterialized() {
        when(parent.enableSendingOldValues(true)).thenReturn(true);

        new KTableTransformValues<>(parent, new NoOpValueTransformerWithKeySupplier<>(), null).enableSendingOldValues(true);
    }