public void FromCompileResultShouldCreateIntegerExpressionIfCompileResultIsInteger()
{
var compileResult = new CompileResult(1, DataType.Integer);
var result = _converter.FromCompileResult(compileResult);
Assert.IsInstanceOfType(result, typeof(IntegerExpression));
Assert.AreEqual(1d, result.Compile().Result);
}
private IEnumerable <Expression> HandleGroupedExpressions()
{
if (!_expressions.Any())
{
return(Enumerable.Empty <Expression>());
}
var first = _expressions.First();
var groupedExpressions = _expressions.Where(x => x.IsGroupedExpression);
foreach (var groupedExpression in groupedExpressions)
{
var result = groupedExpression.Compile();
if (result == CompileResult.Empty)
{
continue;
}
var newExp = _expressionConverter.FromCompileResult(result);
newExp.Operator = groupedExpression.Operator;
newExp.Prev = groupedExpression.Prev;
newExp.Next = groupedExpression.Next;
if (groupedExpression.Prev != null)
{
groupedExpression.Prev.Next = newExp;
}
if (groupedExpression == first)
{
first = newExp;
}
}
return(RefreshList(first));
}
