view data fixes

apps/website/lib/page-queries/TeamLeaderboardPageQuery.test.ts

@@ -0,0 +1,79 @@
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import { TeamLeaderboardPageQuery } from './TeamLeaderboardPageQuery';
+import { TeamService } from '@/lib/services/teams/TeamService';
+import { Result } from '@/lib/contracts/Result';
+import { TeamSummaryViewModel } from '@/lib/view-models/TeamSummaryViewModel';
+import { mapToPresentationError } from '@/lib/contracts/page-queries/PresentationError';
+
+// Mock dependencies
+const mockGetAllTeams = vi.fn();
+vi.mock('@/lib/services/teams/TeamService', () => {
+  return {
+    TeamService: class {
+      getAllTeams = mockGetAllTeams;
+    },
+  };
+});
+
+vi.mock('@/lib/view-models/TeamSummaryViewModel', () => {
+  const MockVm = vi.fn().mockImplementation(function(data) {
+    return {
+      ...data,
+      equals: vi.fn(),
+    };
+  });
+  return { TeamSummaryViewModel: MockVm };
+});
+
+vi.mock('@/lib/contracts/page-queries/PresentationError', () => ({
+  mapToPresentationError: vi.fn(),
+}));
+
+describe('TeamLeaderboardPageQuery', () => {
+  let query: TeamLeaderboardPageQuery;
+  let mockServiceInstance: any;
+
+  beforeEach(() => {
+    vi.clearAllMocks();
+    mockServiceInstance = {
+      getAllTeams: mockGetAllTeams,
+    };
+    query = new TeamLeaderboardPageQuery(mockServiceInstance);
+  });
+
+  it('should return view data when service succeeds', async () => {
+    const apiDto = [{ id: 'team-1', name: 'Test Team' }];
+
+    mockServiceInstance.getAllTeams.mockResolvedValue(Result.ok(apiDto));
+
+    const result = await query.execute();
+
+    expect(result.isOk()).toBe(true);
+    expect(result.unwrap().teams[0]).toMatchObject({ id: 'team-1', name: 'Test Team' });
+    expect(mockServiceInstance.getAllTeams).toHaveBeenCalled();
+    expect(TeamSummaryViewModel).toHaveBeenCalledWith({ id: 'team-1', name: 'Test Team' });
+  });
+
+  it('should return mapped presentation error when service fails', async () => {
+    const serviceError = { type: 'notFound' };
+    const presentationError = 'notFound';
+
+    mockServiceInstance.getAllTeams.mockResolvedValue(Result.err(serviceError));
+    (mapToPresentationError as any).mockReturnValue(presentationError);
+
+    const result = await query.execute();
+
+    expect(result.isErr()).toBe(true);
+    expect(result.getError()).toBe(presentationError);
+    expect(mapToPresentationError).toHaveBeenCalledWith(serviceError);
+  });
+
+  it('should return unknown error on exception', async () => {
+    mockServiceInstance.getAllTeams.mockRejectedValue(new Error('Unexpected error'));
+
+    const result = await query.execute();
+
+    expect(result.isErr()).toBe(true);
+    expect(result.getError()).toBe('unknown');
+  });
+});