public void EvaluateCallExpressionWithVariableInName()
{
Context context = new Context();
Function function = new Function(context, new object[] { new Variable("X"), new Variable("Y") }, new AddExpression(new VariableExpression(new Variable("X")), new VariableExpression(new Variable("Y"))));
context.SetValue("add/2", function);
context.SetValue("A", new Atom("add"));
CallExpression expr = new CallExpression(new VariableExpression(new Variable("A")), new IExpression[] { new ConstantExpression(1), new ConstantExpression(2) });
Assert.IsTrue(expr.HasVariable());
Assert.IsNotNull(expr.NameExpression);
Assert.IsInstanceOfType(expr.NameExpression, typeof(VariableExpression));
Assert.IsNotNull(expr.ArgumentExpressions);
Assert.AreEqual(2, expr.ArgumentExpressions.Count);
Assert.AreEqual(3, expr.Evaluate(context));
}