Fancytree unit tests

QUnit 1.23.1; Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

Running:
Asynchronous API: trigger async expand

1. Configuration and Summary: Version infoRerun
2. Initialization: Static membersRerun
3. Initialization: Create FancytreeRerun
4. Initialization: Create Fancytree - initRerun
5. Initialization: Init node status from sourceRerun
6. Initialization: Init node with custom dataRerun
7. Initialization: Custom icons (node.icon)Rerun
8. Initialization: Custom icons (options.icon)Rerun
9. API: FancytreeNode class methodsRerun
10. API: Fancytree class methodsRerun
11. Asynchronous API: trigger async expandRerun
    1. called done()@ 242 ms
    2. `this` is a FancytreeNode@ 242 ms
    3. node was expanded@ 242 ms
    4. node was rendered as expanded@ 243 ms
12. Asynchronous API: makeVisible not rendered deep nodeRerun
13. events: .click() to expand a folderRerun
14. events: .click() to activate a nodeRerun
15. events: .click() to activate a folder (clickFolderMode 3 triggers expand)Rerun
16. events: .click() to select a nodeRerun
17. events: 'modifyChild' eventRerun
18. generateFormElements(): multi selectRerun
19. generateFormElements(): selectMode: 3Rerun
20. lazy loading: Using ajax options for `source`; .click() expands a lazy folderRerun
21. lazy loading: Using $.ajax promise for `source`; .click() expands a lazy folderRerun
22. Selection mode 3: load behaviorRerun
23. add children & patches: add childrenRerun
24. add children & patches: apply patchRerun
25. keypath: loadKeyPath (allready loaded)Rerun
26. keypath: loadKeyPath (lazy nodes)Rerun
27. keypath: loadKeyPath (multiple lazy nodes with expand)Rerun