dart-matcher-best-practices
Dart Matcher Best Practices
When to use this skill
Use this skill when:
- Writing assertions using
expectandpackage:matcher. - Migrating legacy manual checks to cleaner matchers.
- Debugging confusing test failures.
Discovery
To find candidates for improving matcher usage, search for suboptimal patterns:
Suboptimal Length Checks
Search for length checks that should use hasLength:
- Regex:
expect\([^,]+.length,\s*
Suboptimal Boolean Checks
Search for checks on boolean properties that have specific matchers:
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