Test Coverage Requirements

Coverage Targets

Line Coverage

Models: 100% required
Repositories: 95% required  
BLoCs: 100% required
Use Cases: 100% required
Services: 90% required
UI Components: 85% required

Branch Coverage

Critical Paths: 100% required
Error Handling: 95% required
Business Logic: 90% required
UI Interactions: 85% required

Function Coverage

Public Methods: 100% required
Private Methods: 80% required
Static Methods: 95% required

Coverage by Component Type

Models (100% Required)

Every model must have 100% coverage:

• •All constructors
• •All methods
• •All serialization/deserialization
• •All validation logic

BLoCs (100% Required)

Every BLoC must have 100% coverage:

• •All event handlers
• •All state transitions
• •All error handling paths

Use Cases (100% Required)

Every use case must have 100% coverage:

• •All business logic paths
• •All error scenarios
• •All validation

Repositories (95% Required)

Repository implementations need 95% coverage:

• •All CRUD operations
• •All error handling
• •All data transformation

Services (90% Required)

Services need 90% coverage:

• •Core functionality
• •Error handling
• •Integration points

Running Coverage

# Generate coverage report
flutter test --coverage

# View coverage report
genhtml coverage/lcov.info -o coverage/html
open coverage/html/index.html

Coverage Verification

Pre-Commit Checklist

• • Models: 100% coverage
• • BLoCs: 100% coverage
• • Use Cases: 100% coverage
• • Repositories: ≥95% coverage
• • Services: ≥90% coverage
• • UI Components: ≥85% coverage

Reference

• •test/quality_assurance/documentation_standards.dart - Coverage requirements