Evan c279ae4e83 test(scatter): cover symbolSizeFn fallback, share control panel test helpers ...

- Add transformSeries unit tests for the symbolSizeFn / markerSize fallback
- Extract duplicated getControl/mockControls helpers from five Timeseries
  controlPanel test files into the shared test helpers module

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

2026-06-23 14:54:31 -07:00

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controlPanel.test.ts

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