952 lines
33 KiB
TypeScript
952 lines
33 KiB
TypeScript
/**
|
|
* Integration Test: Driver Rankings Use Case Orchestration
|
|
*
|
|
* Tests the orchestration logic of driver rankings-related Use Cases:
|
|
* - GetDriverRankingsUseCase: Retrieves comprehensive list of all drivers with search, filter, and sort capabilities
|
|
* - Validates that Use Cases correctly interact with their Ports (Repositories, Event Publishers)
|
|
* - Uses In-Memory adapters for fast, deterministic testing
|
|
*
|
|
* Focus: Business logic orchestration, NOT UI rendering
|
|
*/
|
|
|
|
import { describe, it, expect, beforeAll, beforeEach } from 'vitest';
|
|
import { InMemoryLeaderboardsRepository } from '../../../adapters/leaderboards/persistence/inmemory/InMemoryLeaderboardsRepository';
|
|
import { InMemoryLeaderboardsEventPublisher } from '../../../adapters/leaderboards/events/InMemoryLeaderboardsEventPublisher';
|
|
import { GetDriverRankingsUseCase } from '../../../core/leaderboards/application/use-cases/GetDriverRankingsUseCase';
|
|
import { ValidationError } from '../../../core/shared/errors/ValidationError';
|
|
|
|
describe('Driver Rankings Use Case Orchestration', () => {
|
|
let leaderboardsRepository: InMemoryLeaderboardsRepository;
|
|
let eventPublisher: InMemoryLeaderboardsEventPublisher;
|
|
let getDriverRankingsUseCase: GetDriverRankingsUseCase;
|
|
|
|
beforeAll(() => {
|
|
leaderboardsRepository = new InMemoryLeaderboardsRepository();
|
|
eventPublisher = new InMemoryLeaderboardsEventPublisher();
|
|
getDriverRankingsUseCase = new GetDriverRankingsUseCase({
|
|
leaderboardsRepository,
|
|
eventPublisher,
|
|
});
|
|
});
|
|
|
|
beforeEach(() => {
|
|
leaderboardsRepository.clear();
|
|
eventPublisher.clear();
|
|
});
|
|
|
|
describe('GetDriverRankingsUseCase - Success Path', () => {
|
|
it('should retrieve all drivers with complete data', async () => {
|
|
// Scenario: System has multiple drivers with complete data
|
|
// Given: Multiple drivers exist with various ratings, names, and team affiliations
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'John Smith',
|
|
rating: 5.0,
|
|
teamId: 'team-1',
|
|
teamName: 'Racing Team A',
|
|
raceCount: 50,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Jane Doe',
|
|
rating: 4.8,
|
|
teamId: 'team-2',
|
|
teamName: 'Speed Squad',
|
|
raceCount: 45,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Bob Johnson',
|
|
rating: 4.5,
|
|
teamId: 'team-1',
|
|
teamName: 'Racing Team A',
|
|
raceCount: 40,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with default query
|
|
const result = await getDriverRankingsUseCase.execute({});
|
|
|
|
// Then: The result should contain all drivers
|
|
expect(result.drivers).toHaveLength(3);
|
|
|
|
// And: Each driver entry should include rank, name, rating, team affiliation, and race count
|
|
expect(result.drivers[0]).toMatchObject({
|
|
rank: 1,
|
|
id: 'driver-1',
|
|
name: 'John Smith',
|
|
rating: 5.0,
|
|
teamId: 'team-1',
|
|
teamName: 'Racing Team A',
|
|
raceCount: 50,
|
|
});
|
|
|
|
// And: Drivers should be sorted by rating (highest first)
|
|
expect(result.drivers[0].rating).toBe(5.0);
|
|
expect(result.drivers[1].rating).toBe(4.8);
|
|
expect(result.drivers[2].rating).toBe(4.5);
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should retrieve drivers with pagination', async () => {
|
|
// Scenario: System has many drivers requiring pagination
|
|
// Given: More than 20 drivers exist
|
|
for (let i = 1; i <= 25; i++) {
|
|
leaderboardsRepository.addDriver({
|
|
id: `driver-${i}`,
|
|
name: `Driver ${i}`,
|
|
rating: 5.0 - i * 0.1,
|
|
raceCount: 10 + i,
|
|
});
|
|
}
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with page=1, limit=20
|
|
const result = await getDriverRankingsUseCase.execute({ page: 1, limit: 20 });
|
|
|
|
// Then: The result should contain 20 drivers
|
|
expect(result.drivers).toHaveLength(20);
|
|
|
|
// And: The result should include pagination metadata (total, page, limit)
|
|
expect(result.pagination.total).toBe(25);
|
|
expect(result.pagination.page).toBe(1);
|
|
expect(result.pagination.limit).toBe(20);
|
|
expect(result.pagination.totalPages).toBe(2);
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should retrieve drivers with different page sizes', async () => {
|
|
// Scenario: User requests different page sizes
|
|
// Given: More than 50 drivers exist
|
|
for (let i = 1; i <= 60; i++) {
|
|
leaderboardsRepository.addDriver({
|
|
id: `driver-${i}`,
|
|
name: `Driver ${i}`,
|
|
rating: 5.0 - i * 0.1,
|
|
raceCount: 10 + i,
|
|
});
|
|
}
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with limit=50
|
|
const result = await getDriverRankingsUseCase.execute({ limit: 50 });
|
|
|
|
// Then: The result should contain 50 drivers
|
|
expect(result.drivers).toHaveLength(50);
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should retrieve drivers with consistent ranking order', async () => {
|
|
// Scenario: Verify ranking consistency
|
|
// Given: Multiple drivers exist with various ratings
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'Driver A',
|
|
rating: 5.0,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Driver B',
|
|
rating: 4.8,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Driver C',
|
|
rating: 4.5,
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called
|
|
const result = await getDriverRankingsUseCase.execute({});
|
|
|
|
// Then: Driver ranks should be sequential (1, 2, 3...)
|
|
expect(result.drivers[0].rank).toBe(1);
|
|
expect(result.drivers[1].rank).toBe(2);
|
|
expect(result.drivers[2].rank).toBe(3);
|
|
|
|
// And: No duplicate ranks should appear
|
|
const ranks = result.drivers.map((d) => d.rank);
|
|
expect(new Set(ranks).size).toBe(ranks.length);
|
|
|
|
// And: All ranks should be sequential
|
|
for (let i = 0; i < ranks.length; i++) {
|
|
expect(ranks[i]).toBe(i + 1);
|
|
}
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should retrieve drivers with accurate data', async () => {
|
|
// Scenario: Verify data accuracy
|
|
// Given: Drivers exist with valid ratings, names, and team affiliations
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'John Smith',
|
|
rating: 5.0,
|
|
teamId: 'team-1',
|
|
teamName: 'Racing Team A',
|
|
raceCount: 50,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called
|
|
const result = await getDriverRankingsUseCase.execute({});
|
|
|
|
// Then: All driver ratings should be valid numbers
|
|
expect(result.drivers[0].rating).toBeGreaterThan(0);
|
|
expect(typeof result.drivers[0].rating).toBe('number');
|
|
|
|
// And: All driver ranks should be sequential
|
|
expect(result.drivers[0].rank).toBe(1);
|
|
|
|
// And: All driver names should be non-empty strings
|
|
expect(result.drivers[0].name).toBeTruthy();
|
|
expect(typeof result.drivers[0].name).toBe('string');
|
|
|
|
// And: All team affiliations should be valid
|
|
expect(result.drivers[0].teamId).toBe('team-1');
|
|
expect(result.drivers[0].teamName).toBe('Racing Team A');
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
});
|
|
|
|
describe('GetDriverRankingsUseCase - Search Functionality', () => {
|
|
it('should search for drivers by name', async () => {
|
|
// Scenario: User searches for a specific driver
|
|
// Given: Drivers exist with names: "John Smith", "Jane Doe", "Bob Johnson"
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'John Smith',
|
|
rating: 5.0,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Jane Doe',
|
|
rating: 4.8,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Bob Johnson',
|
|
rating: 4.5,
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with search="John"
|
|
const result = await getDriverRankingsUseCase.execute({ search: 'John' });
|
|
|
|
// Then: The result should contain drivers whose names contain "John"
|
|
expect(result.drivers).toHaveLength(2);
|
|
expect(result.drivers.map((d) => d.name)).toContain('John Smith');
|
|
expect(result.drivers.map((d) => d.name)).toContain('Bob Johnson');
|
|
|
|
// And: The result should not contain drivers whose names do not contain "John"
|
|
expect(result.drivers.map((d) => d.name)).not.toContain('Jane Doe');
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should search for drivers by partial name', async () => {
|
|
// Scenario: User searches with partial name
|
|
// Given: Drivers exist with names: "Alexander", "Alex", "Alexandra"
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'Alexander',
|
|
rating: 5.0,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Alex',
|
|
rating: 4.8,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Alexandra',
|
|
rating: 4.5,
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with search="Alex"
|
|
const result = await getDriverRankingsUseCase.execute({ search: 'Alex' });
|
|
|
|
// Then: The result should contain all drivers whose names start with "Alex"
|
|
expect(result.drivers).toHaveLength(3);
|
|
expect(result.drivers.map((d) => d.name)).toContain('Alexander');
|
|
expect(result.drivers.map((d) => d.name)).toContain('Alex');
|
|
expect(result.drivers.map((d) => d.name)).toContain('Alexandra');
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should handle case-insensitive search', async () => {
|
|
// Scenario: Search is case-insensitive
|
|
// Given: Drivers exist with names: "John Smith", "JOHN DOE", "johnson"
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'John Smith',
|
|
rating: 5.0,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'JOHN DOE',
|
|
rating: 4.8,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'johnson',
|
|
rating: 4.5,
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with search="john"
|
|
const result = await getDriverRankingsUseCase.execute({ search: 'john' });
|
|
|
|
// Then: The result should contain all drivers whose names contain "john" (case-insensitive)
|
|
expect(result.drivers).toHaveLength(3);
|
|
expect(result.drivers.map((d) => d.name)).toContain('John Smith');
|
|
expect(result.drivers.map((d) => d.name)).toContain('JOHN DOE');
|
|
expect(result.drivers.map((d) => d.name)).toContain('johnson');
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should return empty result when no drivers match search', async () => {
|
|
// Scenario: Search returns no results
|
|
// Given: Drivers exist
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'John Smith',
|
|
rating: 5.0,
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with search="NonExistentDriver"
|
|
const result = await getDriverRankingsUseCase.execute({ search: 'NonExistentDriver' });
|
|
|
|
// Then: The result should contain empty drivers list
|
|
expect(result.drivers).toHaveLength(0);
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
});
|
|
|
|
describe('GetDriverRankingsUseCase - Filter Functionality', () => {
|
|
it('should filter drivers by rating range', async () => {
|
|
// Scenario: User filters drivers by rating
|
|
// Given: Drivers exist with ratings: 3.5, 4.0, 4.5, 5.0
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'Driver A',
|
|
rating: 3.5,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Driver B',
|
|
rating: 4.0,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Driver C',
|
|
rating: 4.5,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-4',
|
|
name: 'Driver D',
|
|
rating: 5.0,
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with minRating=4.0
|
|
const result = await getDriverRankingsUseCase.execute({ minRating: 4.0 });
|
|
|
|
// Then: The result should only contain drivers with rating >= 4.0
|
|
expect(result.drivers).toHaveLength(3);
|
|
expect(result.drivers.every((d) => d.rating >= 4.0)).toBe(true);
|
|
|
|
// And: Drivers with rating < 4.0 should not be visible
|
|
expect(result.drivers.map((d) => d.name)).not.toContain('Driver A');
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should filter drivers by team', async () => {
|
|
// Scenario: User filters drivers by team
|
|
// Given: Drivers exist with various team affiliations
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'Driver A',
|
|
rating: 5.0,
|
|
teamId: 'team-1',
|
|
teamName: 'Team 1',
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Driver B',
|
|
rating: 4.8,
|
|
teamId: 'team-2',
|
|
teamName: 'Team 2',
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Driver C',
|
|
rating: 4.5,
|
|
teamId: 'team-1',
|
|
teamName: 'Team 1',
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with teamId="team-1"
|
|
const result = await getDriverRankingsUseCase.execute({ teamId: 'team-1' });
|
|
|
|
// Then: The result should only contain drivers from that team
|
|
expect(result.drivers).toHaveLength(2);
|
|
expect(result.drivers.every((d) => d.teamId === 'team-1')).toBe(true);
|
|
|
|
// And: Drivers from other teams should not be visible
|
|
expect(result.drivers.map((d) => d.name)).not.toContain('Driver B');
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should filter drivers by multiple criteria', async () => {
|
|
// Scenario: User applies multiple filters
|
|
// Given: Drivers exist with various ratings and team affiliations
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'Driver A',
|
|
rating: 5.0,
|
|
teamId: 'team-1',
|
|
teamName: 'Team 1',
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Driver B',
|
|
rating: 4.8,
|
|
teamId: 'team-2',
|
|
teamName: 'Team 2',
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Driver C',
|
|
rating: 4.5,
|
|
teamId: 'team-1',
|
|
teamName: 'Team 1',
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-4',
|
|
name: 'Driver D',
|
|
rating: 3.5,
|
|
teamId: 'team-1',
|
|
teamName: 'Team 1',
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with minRating=4.0 and teamId="team-1"
|
|
const result = await getDriverRankingsUseCase.execute({ minRating: 4.0, teamId: 'team-1' });
|
|
|
|
// Then: The result should only contain drivers from that team with rating >= 4.0
|
|
expect(result.drivers).toHaveLength(2);
|
|
expect(result.drivers.every((d) => d.teamId === 'team-1' && d.rating >= 4.0)).toBe(true);
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should handle empty filter results', async () => {
|
|
// Scenario: Filters return no results
|
|
// Given: Drivers exist
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'Driver A',
|
|
rating: 3.5,
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with minRating=10.0 (impossible)
|
|
const result = await getDriverRankingsUseCase.execute({ minRating: 10.0 });
|
|
|
|
// Then: The result should contain empty drivers list
|
|
expect(result.drivers).toHaveLength(0);
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
});
|
|
|
|
describe('GetDriverRankingsUseCase - Sort Functionality', () => {
|
|
it('should sort drivers by rating (high to low)', async () => {
|
|
// Scenario: User sorts drivers by rating
|
|
// Given: Drivers exist with ratings: 3.5, 4.0, 4.5, 5.0
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'Driver A',
|
|
rating: 3.5,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Driver B',
|
|
rating: 4.0,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Driver C',
|
|
rating: 4.5,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-4',
|
|
name: 'Driver D',
|
|
rating: 5.0,
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with sortBy="rating", sortOrder="desc"
|
|
const result = await getDriverRankingsUseCase.execute({ sortBy: 'rating', sortOrder: 'desc' });
|
|
|
|
// Then: The result should be sorted by rating in descending order
|
|
expect(result.drivers[0].rating).toBe(5.0);
|
|
expect(result.drivers[1].rating).toBe(4.5);
|
|
expect(result.drivers[2].rating).toBe(4.0);
|
|
expect(result.drivers[3].rating).toBe(3.5);
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should sort drivers by name (A-Z)', async () => {
|
|
// Scenario: User sorts drivers by name
|
|
// Given: Drivers exist with names: "Zoe", "Alice", "Bob"
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'Zoe',
|
|
rating: 5.0,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Alice',
|
|
rating: 4.8,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Bob',
|
|
rating: 4.5,
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with sortBy="name", sortOrder="asc"
|
|
const result = await getDriverRankingsUseCase.execute({ sortBy: 'name', sortOrder: 'asc' });
|
|
|
|
// Then: The result should be sorted alphabetically by name
|
|
expect(result.drivers[0].name).toBe('Alice');
|
|
expect(result.drivers[1].name).toBe('Bob');
|
|
expect(result.drivers[2].name).toBe('Zoe');
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should sort drivers by rank (low to high)', async () => {
|
|
// Scenario: User sorts drivers by rank
|
|
// Given: Drivers exist with various ranks
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'Driver A',
|
|
rating: 5.0,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Driver B',
|
|
rating: 4.8,
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Driver C',
|
|
rating: 4.5,
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with sortBy="rank", sortOrder="asc"
|
|
const result = await getDriverRankingsUseCase.execute({ sortBy: 'rank', sortOrder: 'asc' });
|
|
|
|
// Then: The result should be sorted by rank in ascending order
|
|
expect(result.drivers[0].rank).toBe(1);
|
|
expect(result.drivers[1].rank).toBe(2);
|
|
expect(result.drivers[2].rank).toBe(3);
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should sort drivers by race count (high to low)', async () => {
|
|
// Scenario: User sorts drivers by race count
|
|
// Given: Drivers exist with various race counts
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'Driver A',
|
|
rating: 5.0,
|
|
raceCount: 50,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Driver B',
|
|
rating: 4.8,
|
|
raceCount: 30,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Driver C',
|
|
rating: 4.5,
|
|
raceCount: 40,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with sortBy="raceCount", sortOrder="desc"
|
|
const result = await getDriverRankingsUseCase.execute({ sortBy: 'raceCount', sortOrder: 'desc' });
|
|
|
|
// Then: The result should be sorted by race count in descending order
|
|
expect(result.drivers[0].raceCount).toBe(50);
|
|
expect(result.drivers[1].raceCount).toBe(40);
|
|
expect(result.drivers[2].raceCount).toBe(30);
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
});
|
|
|
|
describe('GetDriverRankingsUseCase - Edge Cases', () => {
|
|
it('should handle system with no drivers', async () => {
|
|
// Scenario: System has no drivers
|
|
// Given: No drivers exist in the system
|
|
// When: GetDriverRankingsUseCase.execute() is called
|
|
const result = await getDriverRankingsUseCase.execute({});
|
|
|
|
// Then: The result should contain empty drivers list
|
|
expect(result.drivers).toHaveLength(0);
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should handle drivers with same rating', async () => {
|
|
// Scenario: Multiple drivers with identical ratings
|
|
// Given: Multiple drivers exist with the same rating
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'Zoe',
|
|
rating: 5.0,
|
|
raceCount: 50,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Alice',
|
|
rating: 5.0,
|
|
raceCount: 45,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Bob',
|
|
rating: 5.0,
|
|
raceCount: 40,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called
|
|
const result = await getDriverRankingsUseCase.execute({});
|
|
|
|
// Then: Drivers should be sorted by rating
|
|
expect(result.drivers[0].rating).toBe(5.0);
|
|
expect(result.drivers[1].rating).toBe(5.0);
|
|
expect(result.drivers[2].rating).toBe(5.0);
|
|
|
|
// And: Drivers with same rating should have consistent ordering (e.g., by name)
|
|
expect(result.drivers[0].name).toBe('Alice');
|
|
expect(result.drivers[1].name).toBe('Bob');
|
|
expect(result.drivers[2].name).toBe('Zoe');
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should handle drivers with no team affiliation', async () => {
|
|
// Scenario: Drivers without team affiliation
|
|
// Given: Drivers exist with and without team affiliations
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'Driver A',
|
|
rating: 5.0,
|
|
teamId: 'team-1',
|
|
teamName: 'Team 1',
|
|
raceCount: 10,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'Driver B',
|
|
rating: 4.8,
|
|
raceCount: 10,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called
|
|
const result = await getDriverRankingsUseCase.execute({});
|
|
|
|
// Then: All drivers should be returned
|
|
expect(result.drivers).toHaveLength(2);
|
|
|
|
// And: Drivers without team should show empty or default team value
|
|
expect(result.drivers[0].teamId).toBe('team-1');
|
|
expect(result.drivers[0].teamName).toBe('Team 1');
|
|
expect(result.drivers[1].teamId).toBeUndefined();
|
|
expect(result.drivers[1].teamName).toBeUndefined();
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
|
|
it('should handle pagination with empty results', async () => {
|
|
// Scenario: Pagination with no results
|
|
// Given: No drivers exist
|
|
// When: GetDriverRankingsUseCase.execute() is called with page=1, limit=20
|
|
const result = await getDriverRankingsUseCase.execute({ page: 1, limit: 20 });
|
|
|
|
// Then: The result should contain empty drivers list
|
|
expect(result.drivers).toHaveLength(0);
|
|
|
|
// And: Pagination metadata should show total=0
|
|
expect(result.pagination.total).toBe(0);
|
|
expect(result.pagination.page).toBe(1);
|
|
expect(result.pagination.limit).toBe(20);
|
|
expect(result.pagination.totalPages).toBe(0);
|
|
|
|
// And: EventPublisher should emit DriverRankingsAccessedEvent
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(1);
|
|
});
|
|
});
|
|
|
|
describe('GetDriverRankingsUseCase - Error Handling', () => {
|
|
it('should handle driver repository errors gracefully', async () => {
|
|
// Scenario: Driver repository throws error
|
|
// Given: LeaderboardsRepository throws an error during query
|
|
const originalFindAllDrivers = leaderboardsRepository.findAllDrivers.bind(leaderboardsRepository);
|
|
leaderboardsRepository.findAllDrivers = async () => {
|
|
throw new Error('Repository error');
|
|
};
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called
|
|
try {
|
|
await getDriverRankingsUseCase.execute({});
|
|
// Should not reach here
|
|
expect(true).toBe(false);
|
|
} catch (error) {
|
|
// Then: Should propagate the error appropriately
|
|
expect(error).toBeInstanceOf(Error);
|
|
expect((error as Error).message).toBe('Repository error');
|
|
}
|
|
|
|
// And: EventPublisher should NOT emit any events
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(0);
|
|
|
|
// Restore original method
|
|
leaderboardsRepository.findAllDrivers = originalFindAllDrivers;
|
|
});
|
|
|
|
it('should handle invalid query parameters', async () => {
|
|
// Scenario: Invalid query parameters
|
|
// Given: Invalid parameters (e.g., negative page, invalid sort field)
|
|
// When: GetDriverRankingsUseCase.execute() is called with invalid parameters
|
|
try {
|
|
await getDriverRankingsUseCase.execute({ page: -1 });
|
|
// Should not reach here
|
|
expect(true).toBe(false);
|
|
} catch (error) {
|
|
// Then: Should throw ValidationError
|
|
expect(error).toBeInstanceOf(ValidationError);
|
|
}
|
|
|
|
// And: EventPublisher should NOT emit any events
|
|
expect(eventPublisher.getDriverRankingsAccessedEventCount()).toBe(0);
|
|
});
|
|
});
|
|
|
|
describe('Driver Rankings Data Orchestration', () => {
|
|
it('should correctly calculate driver rankings based on rating', async () => {
|
|
// Scenario: Driver ranking calculation
|
|
// Given: Drivers exist with ratings: 5.0, 4.8, 4.5, 4.2, 4.0
|
|
const ratings = [5.0, 4.8, 4.5, 4.2, 4.0];
|
|
ratings.forEach((rating, index) => {
|
|
leaderboardsRepository.addDriver({
|
|
id: `driver-${index}`,
|
|
name: `Driver ${index}`,
|
|
rating,
|
|
raceCount: 10 + index,
|
|
});
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called
|
|
const result = await getDriverRankingsUseCase.execute({});
|
|
|
|
// Then: Driver rankings should be:
|
|
// - Rank 1: Driver with rating 5.0
|
|
// - Rank 2: Driver with rating 4.8
|
|
// - Rank 3: Driver with rating 4.5
|
|
// - Rank 4: Driver with rating 4.2
|
|
// - Rank 5: Driver with rating 4.0
|
|
expect(result.drivers[0].rank).toBe(1);
|
|
expect(result.drivers[0].rating).toBe(5.0);
|
|
expect(result.drivers[1].rank).toBe(2);
|
|
expect(result.drivers[1].rating).toBe(4.8);
|
|
expect(result.drivers[2].rank).toBe(3);
|
|
expect(result.drivers[2].rating).toBe(4.5);
|
|
expect(result.drivers[3].rank).toBe(4);
|
|
expect(result.drivers[3].rating).toBe(4.2);
|
|
expect(result.drivers[4].rank).toBe(5);
|
|
expect(result.drivers[4].rating).toBe(4.0);
|
|
});
|
|
|
|
it('should correctly format driver entries with team affiliation', async () => {
|
|
// Scenario: Driver entry formatting
|
|
// Given: A driver exists with team affiliation
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'John Smith',
|
|
rating: 5.0,
|
|
teamId: 'team-1',
|
|
teamName: 'Racing Team A',
|
|
raceCount: 50,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called
|
|
const result = await getDriverRankingsUseCase.execute({});
|
|
|
|
// Then: Driver entry should include:
|
|
// - Rank: Sequential number
|
|
// - Name: Driver's full name
|
|
// - Rating: Driver's rating (formatted)
|
|
// - Team: Team name and logo (if available)
|
|
// - Race Count: Number of races completed
|
|
const driver = result.drivers[0];
|
|
expect(driver.rank).toBe(1);
|
|
expect(driver.name).toBe('John Smith');
|
|
expect(driver.rating).toBe(5.0);
|
|
expect(driver.teamId).toBe('team-1');
|
|
expect(driver.teamName).toBe('Racing Team A');
|
|
expect(driver.raceCount).toBe(50);
|
|
});
|
|
|
|
it('should correctly handle pagination metadata', async () => {
|
|
// Scenario: Pagination metadata calculation
|
|
// Given: 50 drivers exist
|
|
for (let i = 1; i <= 50; i++) {
|
|
leaderboardsRepository.addDriver({
|
|
id: `driver-${i}`,
|
|
name: `Driver ${i}`,
|
|
rating: 5.0 - i * 0.1,
|
|
raceCount: 10 + i,
|
|
});
|
|
}
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with page=2, limit=20
|
|
const result = await getDriverRankingsUseCase.execute({ page: 2, limit: 20 });
|
|
|
|
// Then: Pagination metadata should include:
|
|
// - Total: 50
|
|
// - Page: 2
|
|
// - Limit: 20
|
|
// - Total Pages: 3
|
|
expect(result.pagination.total).toBe(50);
|
|
expect(result.pagination.page).toBe(2);
|
|
expect(result.pagination.limit).toBe(20);
|
|
expect(result.pagination.totalPages).toBe(3);
|
|
});
|
|
|
|
it('should correctly apply search, filter, and sort together', async () => {
|
|
// Scenario: Combined query operations
|
|
// Given: Drivers exist with various names, ratings, and team affiliations
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-1',
|
|
name: 'John Smith',
|
|
rating: 5.0,
|
|
teamId: 'team-1',
|
|
teamName: 'Team 1',
|
|
raceCount: 50,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-2',
|
|
name: 'John Doe',
|
|
rating: 4.8,
|
|
teamId: 'team-2',
|
|
teamName: 'Team 2',
|
|
raceCount: 45,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-3',
|
|
name: 'Jane Jenkins',
|
|
rating: 4.5,
|
|
teamId: 'team-1',
|
|
teamName: 'Team 1',
|
|
raceCount: 40,
|
|
});
|
|
leaderboardsRepository.addDriver({
|
|
id: 'driver-4',
|
|
name: 'Bob Smith',
|
|
rating: 3.5,
|
|
teamId: 'team-1',
|
|
teamName: 'Team 1',
|
|
raceCount: 30,
|
|
});
|
|
|
|
// When: GetDriverRankingsUseCase.execute() is called with:
|
|
// - search: "John"
|
|
// - minRating: 4.0
|
|
// - teamId: "team-1"
|
|
// - sortBy: "rating"
|
|
// - sortOrder: "desc"
|
|
const result = await getDriverRankingsUseCase.execute({
|
|
search: 'John',
|
|
minRating: 4.0,
|
|
teamId: 'team-1',
|
|
sortBy: 'rating',
|
|
sortOrder: 'desc',
|
|
});
|
|
|
|
// Then: The result should:
|
|
// - Only contain drivers from team-1
|
|
// - Only contain drivers with rating >= 4.0
|
|
// - Only contain drivers whose names contain "John"
|
|
// - Be sorted by rating in descending order
|
|
expect(result.drivers).toHaveLength(1);
|
|
expect(result.drivers[0].name).toBe('John Smith');
|
|
expect(result.drivers[0].teamId).toBe('team-1');
|
|
expect(result.drivers[0].rating).toBe(5.0);
|
|
});
|
|
});
|
|
});
|