Clone this repo:
  1. b6da667 Cleanup test/type_matcher_test (#128) by Kevin Moore · 2 weeks ago master
  2. 5ae5fa1 Update SDK constraint to require Dart 2.4 (#126) by Kevin Moore · 2 weeks ago
  3. 148745b analysis_options: remove pedantic duplications (#127) by Kevin Moore · 2 weeks ago
  4. 888b3fa Merge pull request #125 from dart-lang/opt_news by Phil Quitslund · 3 weeks ago
  5. 12c9763 doc cleanup: - optional `new`s by pq · 3 weeks ago

Support for specifying test expectations, such as for unit tests.

The matcher library provides a third-generation assertion mechanism, drawing inspiration from Hamcrest.

For more information, see Unit Testing with Dart.