view models
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import { describe, it, expect, vi, beforeEach } from 'vitest';
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import { DriverService } from './DriverService';
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import type { DriversApiClient } from '../../api/drivers/DriversApiClient';
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import type { DriversLeaderboardPresenter } from '../../presenters/DriversLeaderboardPresenter';
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import type { DriverPresenter } from '../../presenters/DriverPresenter';
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import type { CompleteOnboardingPresenter } from '../../presenters/CompleteOnboardingPresenter';
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import type { DriversLeaderboardDto, CompleteOnboardingOutputDto, DriverDto, CompleteOnboardingInputDto } from '../../dtos';
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import type { DriverLeaderboardViewModel, DriverViewModel, CompleteOnboardingViewModel } from '../../view-models';
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describe('DriverService', () => {
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let service: DriverService;
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let mockApiClient: DriversApiClient;
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let mockLeaderboardPresenter: DriversLeaderboardPresenter;
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let mockDriverPresenter: DriverPresenter;
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let mockOnboardingPresenter: CompleteOnboardingPresenter;
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beforeEach(() => {
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mockApiClient = {
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getLeaderboard: vi.fn(),
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completeOnboarding: vi.fn(),
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getCurrent: vi.fn(),
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} as unknown as DriversApiClient;
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mockLeaderboardPresenter = {
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present: vi.fn(),
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} as unknown as DriversLeaderboardPresenter;
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mockDriverPresenter = {
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present: vi.fn(),
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} as unknown as DriverPresenter;
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mockOnboardingPresenter = {
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present: vi.fn(),
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} as unknown as CompleteOnboardingPresenter;
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service = new DriverService(
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mockApiClient,
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mockLeaderboardPresenter,
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mockDriverPresenter,
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mockOnboardingPresenter
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);
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});
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describe('constructor', () => {
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it('should create instance with injected dependencies', () => {
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expect(service).toBeInstanceOf(DriverService);
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});
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});
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describe('getDriverLeaderboard', () => {
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it('should fetch leaderboard from API and transform via presenter', async () => {
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// Arrange
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const mockDto: DriversLeaderboardDto = {
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drivers: [
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{
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id: 'driver-1',
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name: 'John Doe',
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rating: 2500,
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races: 50,
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wins: 10,
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isActive: true,
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},
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{
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id: 'driver-2',
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name: 'Jane Smith',
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rating: 2300,
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races: 40,
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wins: 8,
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isActive: true,
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},
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],
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};
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const mockViewModel = {
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drivers: [
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{
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id: 'driver-1',
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name: 'John Doe',
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rating: 2500,
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races: 50,
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wins: 10,
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isActive: true,
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},
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{
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id: 'driver-2',
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name: 'Jane Smith',
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rating: 2300,
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races: 40,
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wins: 8,
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isActive: true,
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},
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],
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} as DriverLeaderboardViewModel;
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vi.mocked(mockApiClient.getLeaderboard).mockResolvedValue(mockDto);
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vi.mocked(mockLeaderboardPresenter.present).mockReturnValue(mockViewModel);
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// Act
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const result = await service.getDriverLeaderboard();
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// Assert
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expect(mockApiClient.getLeaderboard).toHaveBeenCalled();
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expect(mockLeaderboardPresenter.present).toHaveBeenCalledWith(mockDto);
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expect(result).toEqual(mockViewModel);
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});
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it('should handle empty leaderboard', async () => {
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// Arrange
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const mockDto: DriversLeaderboardDto = {
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drivers: [],
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};
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const mockViewModel = {
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drivers: [],
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} as DriverLeaderboardViewModel;
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vi.mocked(mockApiClient.getLeaderboard).mockResolvedValue(mockDto);
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vi.mocked(mockLeaderboardPresenter.present).mockReturnValue(mockViewModel);
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// Act
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const result = await service.getDriverLeaderboard();
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// Assert
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expect(mockApiClient.getLeaderboard).toHaveBeenCalled();
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expect(mockLeaderboardPresenter.present).toHaveBeenCalledWith(mockDto);
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expect(result).toEqual(mockViewModel);
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});
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it('should propagate errors from API client', async () => {
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// Arrange
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const error = new Error('Leaderboard fetch failed');
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vi.mocked(mockApiClient.getLeaderboard).mockRejectedValue(error);
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// Act & Assert
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await expect(service.getDriverLeaderboard()).rejects.toThrow('Leaderboard fetch failed');
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expect(mockApiClient.getLeaderboard).toHaveBeenCalled();
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expect(mockLeaderboardPresenter.present).not.toHaveBeenCalled();
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});
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});
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describe('completeDriverOnboarding', () => {
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it('should complete onboarding and transform via presenter', async () => {
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// Arrange
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const input: CompleteOnboardingInputDto = {
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iracingId: '123456',
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displayName: 'John Doe',
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};
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const mockDto: CompleteOnboardingOutputDto = {
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driverId: 'driver-123',
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success: true,
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};
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const mockViewModel: CompleteOnboardingViewModel = {
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driverId: 'driver-123',
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success: true,
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};
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vi.mocked(mockApiClient.completeOnboarding).mockResolvedValue(mockDto);
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vi.mocked(mockOnboardingPresenter.present).mockReturnValue(mockViewModel);
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// Act
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const result = await service.completeDriverOnboarding(input);
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// Assert
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expect(mockApiClient.completeOnboarding).toHaveBeenCalledWith(input);
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expect(mockOnboardingPresenter.present).toHaveBeenCalledWith(mockDto);
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expect(result).toEqual(mockViewModel);
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});
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it('should handle onboarding failure', async () => {
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// Arrange
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const input: CompleteOnboardingInputDto = {
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iracingId: '123456',
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displayName: 'John Doe',
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};
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const mockDto: CompleteOnboardingOutputDto = {
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driverId: '',
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success: false,
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};
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const mockViewModel: CompleteOnboardingViewModel = {
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driverId: '',
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success: false,
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};
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vi.mocked(mockApiClient.completeOnboarding).mockResolvedValue(mockDto);
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vi.mocked(mockOnboardingPresenter.present).mockReturnValue(mockViewModel);
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// Act
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const result = await service.completeDriverOnboarding(input);
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// Assert
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expect(mockApiClient.completeOnboarding).toHaveBeenCalledWith(input);
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expect(mockOnboardingPresenter.present).toHaveBeenCalledWith(mockDto);
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expect(result).toEqual(mockViewModel);
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expect(result.success).toBe(false);
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});
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it('should propagate errors from API client', async () => {
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// Arrange
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const input: CompleteOnboardingInputDto = {
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iracingId: '123456',
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displayName: 'John Doe',
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};
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const error = new Error('Onboarding failed');
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vi.mocked(mockApiClient.completeOnboarding).mockRejectedValue(error);
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// Act & Assert
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await expect(service.completeDriverOnboarding(input)).rejects.toThrow('Onboarding failed');
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expect(mockApiClient.completeOnboarding).toHaveBeenCalledWith(input);
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expect(mockOnboardingPresenter.present).not.toHaveBeenCalled();
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});
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});
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describe('getCurrentDriver', () => {
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it('should fetch current driver and transform via presenter', async () => {
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// Arrange
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const mockDto: DriverDto = {
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id: 'driver-123',
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name: 'John Doe',
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avatarUrl: 'https://example.com/avatar.jpg',
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iracingId: '123456',
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rating: 2500,
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};
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const mockViewModel: DriverViewModel = {
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id: 'driver-123',
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name: 'John Doe',
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avatarUrl: 'https://example.com/avatar.jpg',
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iracingId: '123456',
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rating: 2500,
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};
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vi.mocked(mockApiClient.getCurrent).mockResolvedValue(mockDto);
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vi.mocked(mockDriverPresenter.present).mockReturnValue(mockViewModel);
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// Act
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const result = await service.getCurrentDriver();
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// Assert
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expect(mockApiClient.getCurrent).toHaveBeenCalled();
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expect(mockDriverPresenter.present).toHaveBeenCalledWith(mockDto);
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expect(result).toEqual(mockViewModel);
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});
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it('should return null when no current driver', async () => {
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// Arrange
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vi.mocked(mockApiClient.getCurrent).mockResolvedValue(null);
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// Act
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const result = await service.getCurrentDriver();
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// Assert
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expect(mockApiClient.getCurrent).toHaveBeenCalled();
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expect(mockDriverPresenter.present).not.toHaveBeenCalled();
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expect(result).toBeNull();
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});
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it('should handle driver without optional fields', async () => {
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// Arrange
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const mockDto: DriverDto = {
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id: 'driver-123',
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name: 'John Doe',
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};
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const mockViewModel: DriverViewModel = {
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id: 'driver-123',
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name: 'John Doe',
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};
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vi.mocked(mockApiClient.getCurrent).mockResolvedValue(mockDto);
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vi.mocked(mockDriverPresenter.present).mockReturnValue(mockViewModel);
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// Act
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const result = await service.getCurrentDriver();
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// Assert
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expect(mockApiClient.getCurrent).toHaveBeenCalled();
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expect(mockDriverPresenter.present).toHaveBeenCalledWith(mockDto);
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expect(result).toEqual(mockViewModel);
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});
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it('should propagate errors from API client', async () => {
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// Arrange
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const error = new Error('Failed to fetch current driver');
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vi.mocked(mockApiClient.getCurrent).mockRejectedValue(error);
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// Act & Assert
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await expect(service.getCurrentDriver()).rejects.toThrow('Failed to fetch current driver');
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expect(mockApiClient.getCurrent).toHaveBeenCalled();
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expect(mockDriverPresenter.present).not.toHaveBeenCalled();
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});
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});
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});
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