public void Test_can_parse_arbitrary_id_as_start_node(string id)
{
CmsqlParser cmsqlParser = CmsqlParserFactory.CreateParserForQuery($"from {id}");
CmsqlParser.FromClauseContext parseTree = cmsqlParser.fromClause();
FromClauseVisitor visitor = new FromClauseVisitor();
CmsqlQueryStartNode startNode = visitor.VisitFromClause(parseTree);
startNode.StartNodeId.ShouldBeEquivalentTo(id);
startNode.StartNodeType.ShouldBeEquivalentTo(CmsqlQueryStartNodeType.Id);
}
public void Test_can_parse_root_as_start_node()
{
CmsqlParser cmsqlParser = CmsqlParserFactory.CreateParserForQuery("from root");
CmsqlParser.FromClauseContext parseTree = cmsqlParser.fromClause();
FromClauseVisitor visitor = new FromClauseVisitor();
CmsqlQueryStartNode startNode = visitor.VisitFromClause(parseTree);
startNode.StartNodeId.Should().BeNullOrEmpty();
startNode.StartNodeType.ShouldBeEquivalentTo(CmsqlQueryStartNodeType.Root);
}
private PageReference GetStartSearchFromNode(CmsqlQueryStartNode startNode)
{
switch (startNode.StartNodeType)
{
case CmsqlQueryStartNodeType.Start:
return(ContentReference.StartPage);
case CmsqlQueryStartNodeType.Root:
return(ContentReference.RootPage);
case CmsqlQueryStartNodeType.Id:
if (int.TryParse(startNode.StartNodeId, out int rootNodeId))
{
return(new PageReference(rootNodeId));
}
break;
}
return(PageReference.EmptyReference);
}
