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Rails’ travel_to looks like a simple time-testing helper but it reveals a powerful pa

by Giménez Silva Germán Alberto —

https://rubystacknews.com/2026/08/12/beyond-travel_to-the-block-scoped-state-pattern-hidden-in-rails-testing/

Temporarily change state → yield → guarantee restoration.

From travel_to and freeze_time to stub_const, Rails uses block-scoped state to make tests safer and easier to reason about.

🔗 Beyond travel_to: The Block-Scoped State Pattern in Rails Testing

Ruby #Rails #Testing #SoftwareEngineering

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