Add render test helper to follow suggested Redux testing practices#1392

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zetter-rpf wants to merge 6 commits intomainfrom

cursor/redux-test-patterns-530b

Commits on Mar 18, 2026

test(save-button): reduce Redux setup boilerplate

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test(save-button): use a real Redux Toolkit store

cursoragent
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test(utils): add shared renderWithProviders helper

cursoragent
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test(save-button): inline shared renderWithProviders usage

cursoragent
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test(save-button): rename state fixtures to preloadedState

cursoragent
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test(save-button): fix lint warnings in setup blocks

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