- tree:
  - treeitem "[icon-circle-outline] a.test.ts" [expanded]:
    - group:
      - treeitem "[icon-circle-outline] passes" [selected]:
        - button "Run"
        - button "Show source"
        - button "Watch"
      - treeitem "[icon-circle-outline] fails"
      - treeitem "[icon-circle-outline] suite"
  - treeitem "[icon-circle-outline] b.test.ts" [expanded]:
    - group:
      - treeitem "[icon-circle-outline] passes"
      - treeitem "[icon-circle-outline] fails"