core tests

core/leagues/application/use-cases/GetLeagueRosterUseCase.test.ts

@@ -0,0 +1,45 @@
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import { GetLeagueRosterUseCase } from './GetLeagueRosterUseCase';
+
+describe('GetLeagueRosterUseCase', () => {
+  let mockLeagueRepository: any;
+  let mockEventPublisher: any;
+  let useCase: GetLeagueRosterUseCase;
+
+  const mockLeague = { id: 'league-1' };
+  const mockMembers = [
+    { driverId: 'd1', name: 'Owner', role: 'owner', joinDate: new Date() },
+    { driverId: 'd2', name: 'Admin', role: 'admin', joinDate: new Date() },
+    { driverId: 'd3', name: 'Member', role: 'member', joinDate: new Date() },
+  ];
+  const mockRequests = [
+    { id: 'r1', driverId: 'd4', name: 'Requester', requestDate: new Date() },
+  ];
+
+  beforeEach(() => {
+    mockLeagueRepository = {
+      findById: vi.fn().mockResolvedValue(mockLeague),
+      getLeagueMembers: vi.fn().mockResolvedValue(mockMembers),
+      getPendingRequests: vi.fn().mockResolvedValue(mockRequests),
+    };
+    mockEventPublisher = {
+      emitLeagueRosterAccessed: vi.fn().mockResolvedValue(undefined),
+    };
+    useCase = new GetLeagueRosterUseCase(mockLeagueRepository, mockEventPublisher);
+  });
+
+  it('should return roster with members, requests and stats', async () => {
+    const result = await useCase.execute({ leagueId: 'league-1' });
+
+    expect(result.members).toHaveLength(3);
+    expect(result.pendingRequests).toHaveLength(1);
+    expect(result.stats.adminCount).toBe(2); // owner + admin
+    expect(result.stats.driverCount).toBe(1);
+    expect(mockEventPublisher.emitLeagueRosterAccessed).toHaveBeenCalled();
+  });
+
+  it('should throw error if league not found', async () => {
+    mockLeagueRepository.findById.mockResolvedValue(null);
+    await expect(useCase.execute({ leagueId: 'invalid' })).rejects.toThrow('League with id invalid not found');
+  });
+});