Example #1
0
        public void TestComplexExpression()
        {
            const string VAR_X = "x";
             const string VAR_Y = "y";
             const string VAR_Z = "z";

             var ctx = new Context();
             ctx.SetValue(VAR_X, true);
             ctx.SetValue(VAR_Y, true);
             ctx.SetValue(VAR_Z, false);

             var constExp = new ConstExpression(TRUE_TOKEN);
             var unaryExp = new UnaryExpression(constExp);
             Assert.AreEqual(false, unaryExp.Interpret(ctx));

             var binaryExp =
                 new BinaryExpression(
                     new BinaryExpression(VAR_X,
                                          BinaryOp.And,
                                          unaryExp),
                     BinaryOp.Or,
                     new BinaryExpression(new UnaryExpression(VAR_Y),
                                          BinaryOp.And,
                                          VAR_Z));

             Assert.AreEqual(false, binaryExp.Interpret(ctx));
        }
Example #2
0
        public void TestConst()
        {
            var ctx = new Context();

            var constExp = new ConstExpression(TRUE_TOKEN);
            Assert.AreEqual(true, constExp.Interpret(ctx));

            constExp = new ConstExpression(FALSE_TOKEN);
            Assert.AreEqual(false, constExp.Interpret(ctx));
        }