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Flutter & Dart · Concept

Mixins

MatchFinderMixin helps create Flutter test finders that select candidates matching a pattern. It works with FinderBase and supports limiting results to the first, last, or indexed match.

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Syntax

mixin MatchFinderMixin<CandidateType> on FinderBase<CandidateType>

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  • FinderBase
  • first
  • last
  • at
  • allCandidates
  • found
  • hasFound

Source: MatchFinderMixin mixin - flutter_test library - Dart API. Checked 2026-11-03.