public void TestObjectDecorationValueEvaluator(string value, string expected)
{
var tree = ObjectDecorationParserFacade.ParseObjectDecorationValue(value);
string actual = (string)_evaluator.Visit(tree, null);
Assert.Equal(expected, actual);
}
public void TestSimpleExpression()
{
var parseTree = ObjectDecorationParserFacade.ParseObjectDecorationValue(SIMPLE_EXPRESSION);
Assert.Equal(3, parseTree.List.Count);
Assert.IsType <LiteralNode>(parseTree.List[0]);
Assert.IsType <LiteralNode>(parseTree.List[2]);
var invocationExpression = (InvocationNode)parseTree.List[1];
Assert.Equal("regex_extract", invocationExpression.FunctionName.Identifier);
Assert.Equal(2, invocationExpression.Arguments.Count);
Assert.IsType <IdentifierNode>(invocationExpression.Arguments[0]);
Assert.IsType <LiteralNode>(invocationExpression.Arguments[1]);
}
public void TestNestedExpression()
{
var parseTree = ObjectDecorationParserFacade.ParseObjectDecorationValue(NESTED_EXPRESSION);
Assert.Single(parseTree.List);
var invocationExpression = (InvocationNode)parseTree.List[0];
Assert.Equal("substr", invocationExpression.FunctionName.Identifier);
Assert.Equal(2, invocationExpression.Arguments.Count);
var arg0 = (InvocationNode)invocationExpression.Arguments[0];
Assert.Equal("regex_extract", arg0.FunctionName.Identifier);
Assert.Equal(2, arg0.Arguments.Count);
Assert.IsType <IdentifierNode>(arg0.Arguments[0]);
Assert.IsType <LiteralNode>(arg0.Arguments[1]);
Assert.IsType <LiteralNode>(invocationExpression.Arguments[1]);
}
