Bun Jest Migration Bun's test runner is Jest-compatible. Most Jest tests run without changes. Quick Migration Import Changes API Compatibility Fully Compatible | Jest | Bun | Notes | |------|-----|-------| | | | Identical | | / | | Use | | | | Same matchers | | | | Identical | | | | Identical | | | | Use | | | | Identical | Requires Changes | Jest | Bun Equivalent | |------|----------------| | | | | | | | | Third argument to | | | Call on each mock | Mock Migration Mock Functions Module Mocking Spy Migration Timer Migration Snapshot Testing Update snapshots: Configuration Migration jest.confi…