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# Leagues Integration Tests
This directory contains integration test placeholders for the leagues functionality, following the clean integration strategy defined in [`plans/clean_integration_strategy.md`](../../plans/clean_integration_strategy.md).
## Testing Philosophy
These tests focus on **Use Case orchestration** - verifying that Use Cases correctly interact with their Ports (Repositories, Event Publishers, etc.) using In-Memory adapters for fast, deterministic testing.
### Key Principles
1. **Business Logic Only**: Tests verify business logic orchestration, NOT UI rendering
2. **In-Memory Adapters**: Use In-Memory adapters for speed and determinism
3. **Zero Implementation**: These are placeholders - no actual test logic implemented
4. **Use Case Focus**: Tests verify Use Case interactions with Ports
5. **Orchestration Patterns**: Tests follow Given/When/Then patterns for business logic
## Test Files
### Core League Functionality
- **[`league-create-use-cases.integration.test.ts`](./league-create-use-cases.integration.test.ts)**
- Tests for league creation use cases
- Covers: CreateLeagueUseCase, GetLeagueTemplatesUseCase, GetLeagueCategoriesUseCase, etc.
- **[`league-detail-use-cases.integration.test.ts`](./league-detail-use-cases.integration.test.ts)**
- Tests for league detail retrieval use cases
- Covers: GetLeagueUseCase, GetLeagueDetailsUseCase, GetLeagueStatsUseCase, etc.
- **[`league-roster-use-cases.integration.test.ts`](./league-roster-use-cases.integration.test.ts)**
- Tests for league roster management use cases
- Covers: GetLeagueRosterUseCase, JoinLeagueUseCase, LeaveLeagueUseCase, etc.
- **[`league-schedule-use-cases.integration.test.ts`](./league-schedule-use-cases.integration.test.ts)**
- Tests for league schedule management use cases
- Covers: GetLeagueScheduleUseCase, CreateRaceUseCase, RegisterForRaceUseCase, etc.
- **[`league-settings-use-cases.integration.test.ts`](./league-settings-use-cases.integration.test.ts)**
- Tests for league settings management use cases
- Covers: GetLeagueSettingsUseCase, UpdateLeagueSettingsUseCase, etc.
- **[`league-standings-use-cases.integration.test.ts`](./league-standings-use-cases.integration.test.ts)**
- Tests for league standings calculation use cases
- Covers: GetLeagueStandingsUseCase, GetLeagueStandingsByRaceUseCase, etc.
### Advanced League Functionality
- **[`league-stewarding-use-cases.integration.test.ts`](./league-stewarding-use-cases.integration.test.ts)**
- Tests for league stewarding use cases
- Covers: GetLeagueStewardingUseCase, ReviewProtestUseCase, IssuePenaltyUseCase, etc.
- **[`league-wallet-use-cases.integration.test.ts`](./league-wallet-use-cases.integration.test.ts)**
- Tests for league wallet management use cases
- Covers: GetLeagueWalletUseCase, GetLeagueWalletBalanceUseCase, GetLeagueWalletTransactionsUseCase, etc.
- **[`league-sponsorships-use-cases.integration.test.ts`](./league-sponsorships-use-cases.integration.test.ts)**
- Tests for league sponsorships management use cases
- Covers: GetLeagueSponsorshipsUseCase, GetLeagueSponsorshipDetailsUseCase, GetLeagueSponsorshipApplicationsUseCase, etc.
- **[`leagues-discovery-use-cases.integration.test.ts`](./leagues-discovery-use-cases.integration.test.ts)**
- Tests for leagues discovery use cases
- Covers: SearchLeaguesUseCase, GetLeagueRecommendationsUseCase, GetPopularLeaguesUseCase, etc.
## Test Structure
Each test file follows the same structure:
```typescript
describe('Use Case Orchestration', () => {
let repository: InMemoryRepository;
let eventPublisher: InMemoryEventPublisher;
let useCase: UseCase;
beforeAll(() => {
// Initialize In-Memory repositories and event publisher
});
beforeEach(() => {
// Clear all In-Memory repositories before each test
});
describe('UseCase - Success Path', () => {
it('should [expected outcome]', async () => {
// TODO: Implement test
// Scenario: [description]
// Given: [setup]
// When: [action]
// Then: [expected result]
// And: [event emission]
});
});
describe('UseCase - Edge Cases', () => {
it('should handle [edge case]', async () => {
// TODO: Implement test
// Scenario: [description]
// Given: [setup]
// When: [action]
// Then: [expected result]
// And: [event emission]
});
});
describe('UseCase - Error Handling', () => {
it('should handle [error case]', async () => {
// TODO: Implement test
// Scenario: [description]
// Given: [setup]
// When: [action]
// Then: [expected error]
// And: [event emission]
});
});
describe('UseCase - Data Orchestration', () => {
it('should correctly format [data type]', async () => {
// TODO: Implement test
// Scenario: [description]
// Given: [setup]
// When: [action]
// Then: [expected data format]
});
});
});
```
## Implementation Guidelines
### When Implementing Tests
1. **Initialize In-Memory Adapters**:
```typescript
repository = new InMemoryLeagueRepository();
eventPublisher = new InMemoryEventPublisher();
useCase = new UseCase({ repository, eventPublisher });
```
2. **Clear Repositories Before Each Test**:
```typescript
beforeEach(() => {
repository.clear();
eventPublisher.clear();
});
```
3. **Test Orchestration**:
- Verify Use Case calls the correct repository methods
- Verify Use Case publishes correct events
- Verify Use Case returns correct data structure
- Verify Use Case handles errors appropriately
4. **Test Data Format**:
- Verify data is formatted correctly for the UI
- Verify all required fields are present
- Verify data types are correct
- Verify data is sorted/filtered as expected
### Example Implementation
```typescript
it('should retrieve league details', async () => {
// Given: A league exists
const league = await leagueRepository.create({
name: 'Test League',
description: 'Test Description',
// ... other fields
});
// When: GetLeagueUseCase.execute() is called
const result = await getLeagueUseCase.execute({ leagueId: league.id });
// Then: The result should show league details
expect(result).toBeDefined();
expect(result.name).toBe('Test League');
expect(result.description).toBe('Test Description');
// And: EventPublisher should emit LeagueAccessedEvent
expect(eventPublisher.events).toContainEqual(
expect.objectContaining({ type: 'LeagueAccessedEvent' })
);
});
```
## Observations
Based on the BDD E2E tests, the leagues functionality is extensive with many use cases covering:
1. **League Creation**: Templates, categories, basic info, structure, scoring, stewarding, wallet, sponsorships
2. **League Detail**: Basic info, stats, members, races, schedule, standings, settings, stewarding, wallet, sponsorships
3. **League Roster**: Membership, roles, permissions, requests, promotions, demotions, removals
4. **League Schedule**: Races, registration, results, penalties, protests, appeals, standings
5. **League Settings**: Basic info, structure, scoring, stewarding, wallet, sponsorships
6. **League Standings**: Overall, by race, by driver, by team, by season, by category
7. **League Stewarding**: Protests, penalties, appeals, stewarding team, notifications, reports
8. **League Wallet**: Balance, transactions, withdrawals, deposits, payouts, refunds, fees, prizes
9. **League Sponsorships**: Applications, offers, contracts, payments, reports, statistics
10. **Leagues Discovery**: Search, recommendations, popular, featured, categories, regions, games, skill levels, sizes, activities
Each test file contains comprehensive test scenarios covering:
- Success paths
- Edge cases
- Error handling
- Data orchestration patterns
- Pagination, sorting, filtering
- Various query parameters
## Next Steps
1. **Implement Test Logic**: Replace TODO comments with actual test implementations
2. **Add In-Memory Adapters**: Create In-Memory adapters for all required repositories
3. **Create Use Cases**: Implement the Use Cases referenced in the tests
4. **Create Ports**: Implement the Ports (Repositories, Event Publishers, etc.)
5. **Run Tests**: Execute tests to verify Use Case orchestration
6. **Refine Tests**: Update tests based on actual implementation details
## Related Documentation
- [Clean Integration Strategy](../../plans/clean_integration_strategy.md)
- [Testing Layers](../../docs/TESTING_LAYERS.md)
- [BDD E2E Tests](../e2e/bdd/leagues/)