AjErl.Tests.Compiler.ParserTests.ParseSimpleFunctionFormWithVariableParameter C# (CSharp) Method

        public void ParseSimpleFunctionFormWithVariableParameter()
        {
            Parser parser = new Parser("inc(X) -> X+1.");

            var result = parser.ParseForm();

            Assert.IsNotNull(result);
            Assert.IsInstanceOfType(result, typeof(FunctionForm));

            var fdef = (FunctionForm)result;

            Assert.AreEqual("inc", fdef.Name);
            Assert.IsNotNull(fdef.ParameterExpressions);
            Assert.AreEqual(1, fdef.ParameterExpressions.Count);
            Assert.IsInstanceOfType(fdef.ParameterExpressions[0], typeof(VariableExpression));
            Assert.AreEqual("X", ((VariableExpression)fdef.ParameterExpressions[0]).Variable.Name);
            Assert.IsNotNull(fdef.Body);
            Assert.IsInstanceOfType(fdef.Body, typeof(AddExpression));
        }