refactor racing use cases

core/racing/application/use-cases/GetSeasonDetailsUseCase.test.ts

@@ -1,8 +1,15 @@
 import { describe, it, expect, beforeEach, vi, Mock } from 'vitest';
-import { GetSeasonDetailsUseCase } from './GetSeasonDetailsUseCase';
+import {
+  GetSeasonDetailsUseCase,
+  type GetSeasonDetailsInput,
+  type GetSeasonDetailsResult,
+  type GetSeasonDetailsErrorCode,
+} from './GetSeasonDetailsUseCase';
 import type { ISeasonRepository } from '../../domain/repositories/ISeasonRepository';
 import type { ILeagueRepository } from '../../domain/repositories/ILeagueRepository';
 import { Season } from '../../domain/entities/Season';
+import type { UseCaseOutputPort } from '@core/shared/application';
+import type { ApplicationErrorCode } from '@core/shared/errors/ApplicationErrorCode';
 
 describe('GetSeasonDetailsUseCase', () => {
   let useCase: GetSeasonDetailsUseCase;
@@ -12,6 +19,9 @@ describe('GetSeasonDetailsUseCase', () => {
   let seasonRepository: {
     findById: Mock;
   };
+  let output: UseCaseOutputPort<GetSeasonDetailsResult> & {
+    present: Mock;
+  };
 
   beforeEach(() => {
     leagueRepository = {
@@ -20,9 +30,14 @@ describe('GetSeasonDetailsUseCase', () => {
     seasonRepository = {
       findById: vi.fn(),
     };
+    output = {
+      present: vi.fn(),
+    };
+
     useCase = new GetSeasonDetailsUseCase(
       leagueRepository as unknown as ILeagueRepository,
       seasonRepository as unknown as ISeasonRepository,
+      output,
     );
   });
 
@@ -39,34 +54,51 @@ describe('GetSeasonDetailsUseCase', () => {
     leagueRepository.findById.mockResolvedValue(league);
     seasonRepository.findById.mockResolvedValue(season);
 
-    const result = await useCase.execute({
+    const input: GetSeasonDetailsInput = {
       leagueId: 'league-1',
       seasonId: 'season-1',
-    });
+    };
+
+    const result = await useCase.execute(input);
 
     expect(result.isOk()).toBe(true);
-    const dto = result.unwrap();
-    expect(dto.seasonId).toBe('season-1');
-    expect(dto.leagueId).toBe('league-1');
-    expect(dto.gameId).toBe('iracing');
-    expect(dto.name).toBe('Detailed Season');
-    expect(dto.status).toBe('planned');
-    expect(dto.maxDrivers).toBe(24);
+    expect(result.unwrap()).toBeUndefined();
+
+    expect(output.present).toHaveBeenCalledTimes(1);
+    const presented =
+      (output.present.mock.calls[0]?.[0] as GetSeasonDetailsResult | undefined) ??
+      undefined;
+
+    expect(presented).toBeDefined();
+    expect(presented?.leagueId).toBe('league-1');
+    expect(presented?.season.id).toBe('season-1');
+    expect(presented?.season.leagueId).toBe('league-1');
+    expect(presented?.season.gameId).toBe('iracing');
+    expect(presented?.season.name).toBe('Detailed Season');
+    expect(presented?.season.status).toBe('planned');
+    expect(presented?.season.maxDrivers).toBe(24);
   });
 
   it('returns error when league not found', async () => {
     leagueRepository.findById.mockResolvedValue(null);
 
-    const result = await useCase.execute({
+    const input: GetSeasonDetailsInput = {
       leagueId: 'league-1',
       seasonId: 'season-1',
-    });
+    };
+
+    const result = await useCase.execute(input);
 
     expect(result.isErr()).toBe(true);
-    expect(result.unwrapErr()).toEqual({
-      code: 'LEAGUE_NOT_FOUND',
-      details: { message: 'League not found: league-1' },
-    });
+
+    const error = result.unwrapErr() as ApplicationErrorCode<
+      GetSeasonDetailsErrorCode,
+      { message: string }
+    >;
+
+    expect(error.code).toBe('LEAGUE_NOT_FOUND');
+    expect(error.details.message).toBe('League not found: league-1');
+    expect(output.present).not.toHaveBeenCalled();
   });
 
   it('returns error when season not found', async () => {
@@ -74,16 +106,25 @@ describe('GetSeasonDetailsUseCase', () => {
     leagueRepository.findById.mockResolvedValue(league);
     seasonRepository.findById.mockResolvedValue(null);
 
-    const result = await useCase.execute({
+    const input: GetSeasonDetailsInput = {
       leagueId: 'league-1',
       seasonId: 'season-1',
-    });
+    };
+
+    const result = await useCase.execute(input);
 
     expect(result.isErr()).toBe(true);
-    expect(result.unwrapErr()).toEqual({
-      code: 'SEASON_NOT_FOUND',
-      details: { message: 'Season season-1 does not belong to league league-1' },
-    });
+
+    const error = result.unwrapErr() as ApplicationErrorCode<
+      GetSeasonDetailsErrorCode,
+      { message: string }
+    >;
+
+    expect(error.code).toBe('SEASON_NOT_FOUND');
+    expect(error.details.message).toBe(
+      'Season season-1 does not belong to league league-1',
+    );
+    expect(output.present).not.toHaveBeenCalled();
   });
 
   it('returns error when season belongs to different league', async () => {
@@ -99,15 +140,48 @@ describe('GetSeasonDetailsUseCase', () => {
     leagueRepository.findById.mockResolvedValue(league);
     seasonRepository.findById.mockResolvedValue(season);
 
-    const result = await useCase.execute({
+    const input: GetSeasonDetailsInput = {
       leagueId: 'league-1',
       seasonId: 'season-1',
-    });
+    };
+
+    const result = await useCase.execute(input);
 
     expect(result.isErr()).toBe(true);
-    expect(result.unwrapErr()).toEqual({
-      code: 'SEASON_NOT_FOUND',
-      details: { message: 'Season season-1 does not belong to league league-1' },
-    });
+
+    const error = result.unwrapErr() as ApplicationErrorCode<
+      GetSeasonDetailsErrorCode,
+      { message: string }
+    >;
+
+    expect(error.code).toBe('SEASON_NOT_FOUND');
+    expect(error.details.message).toBe(
+      'Season season-1 does not belong to league league-1',
+    );
+    expect(output.present).not.toHaveBeenCalled();
+  });
+
+  it('returns repository error when an unexpected exception occurs', async () => {
+    leagueRepository.findById.mockRejectedValue(
+      new Error('Unexpected repository failure'),
+    );
+
+    const input: GetSeasonDetailsInput = {
+      leagueId: 'league-1',
+      seasonId: 'season-1',
+    };
+
+    const result = await useCase.execute(input);
+
+    expect(result.isErr()).toBe(true);
+
+    const error = result.unwrapErr() as ApplicationErrorCode<
+      GetSeasonDetailsErrorCode,
+      { message: string }
+    >;
+
+    expect(error.code).toBe('REPOSITORY_ERROR');
+    expect(error.details.message).toBe('Unexpected repository failure');
+    expect(output.present).not.toHaveBeenCalled();
   });
 });