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Vitest · Matcher

toMatchFileSnapshot

toMatchSnapshot checks a value against a saved Vitest snapshot. It creates the snapshot on the first run and fails when later output differs.

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Syntax

expect(received).toMatchSnapshot(hint?: string)

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  • toMatchInlineSnapshot
  • toThrowErrorMatchingSnapshot
  • toThrowErrorMatchingInlineSnapshot
  • toMatchFileSnapshot
  • toMatchAriaSnapshot
  • toMatchScreenshot

Source: Snapshot Testing | Guide | Vitest. Checked 2026-11-03.