public void Test9()
{
var oex = new OperationExecutor(new OperationRecognizerProvider());
var ab = new AbsoluteBracketsOperationRecognizer(new LambdaUnaryOperationProvider(Math.Abs));
var op = ab.Recognize("|-9|", oex);
Assert.AreEqual(9, op.Value);
var sub = new BinaryOperationRecognizer("-", new LambdaBinaryOperationProvider((x, y) => x - y));
var ind = sub.Index("|-9|", oex);
Assert.AreEqual(-1, ind);
}
public void Test7()
{
var oex = new OperationExecutor(new OperationRecognizerProvider());
var sub = new BinaryOperationRecognizer("-", new LambdaBinaryOperationProvider((x, y) => x - y));
var add = new BinaryOperationRecognizer("+", new LambdaBinaryOperationProvider((x, y) => x + y));
var index = sub.Index("135-9+3", oex);
Assert.AreEqual(3, index);
index = add.Index("135-9+3", oex);
Assert.AreEqual(5, index);
var ex = Expression.Create("1+9-3*(43+2)-9+3", oex);
Assert.AreEqual(-131, ex.Value);
}