public void ProviderExtensions_RegionInPosition_ComplexVariableAndPositionIsTheFirstVariable_OnlyFirstVariableReturned()
{
const string data = "[[[[var1]][[var2]][[rec([[indexVar]]).fielA]]]]";
var region = data.RegionInPostion(4);
Assert.AreEqual("[[var1]]", region.Name);
Assert.AreEqual(2, region.StartIndex);
}