103 lines
2.9 KiB
TypeScript
103 lines
2.9 KiB
TypeScript
import { describe, it, expect, vi, type Mock } from 'vitest';
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import { GetMediaUseCase } from './GetMediaUseCase';
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import type { IMediaRepository } from '../../domain/repositories/IMediaRepository';
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import type { IGetMediaPresenter } from '../presenters/IGetMediaPresenter';
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import type { Logger } from '@core/shared/application';
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import { Media } from '../../domain/entities/Media';
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import { MediaUrl } from '../../domain/value-objects/MediaUrl';
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interface TestPresenter extends IGetMediaPresenter {
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result?: any;
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}
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describe('GetMediaUseCase', () => {
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let mediaRepo: {
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findById: Mock;
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};
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let logger: Logger;
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let presenter: TestPresenter;
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let useCase: GetMediaUseCase;
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beforeEach(() => {
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mediaRepo = {
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findById: vi.fn(),
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} as unknown as IMediaRepository as any;
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logger = {
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debug: vi.fn(),
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info: vi.fn(),
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warn: vi.fn(),
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error: vi.fn(),
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} as unknown as Logger;
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presenter = {
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present: vi.fn((result) => {
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presenter.result = result;
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}),
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} as unknown as TestPresenter;
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useCase = new GetMediaUseCase(
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mediaRepo as unknown as IMediaRepository,
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logger,
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);
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});
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it('presents error when media is not found', async () => {
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mediaRepo.findById.mockResolvedValue(null);
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await useCase.execute({ mediaId: 'missing' }, presenter);
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expect(mediaRepo.findById).toHaveBeenCalledWith('missing');
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expect((presenter.present as unknown as Mock)).toHaveBeenCalledWith({
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success: false,
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errorMessage: 'Media not found',
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});
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});
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it('presents media details when media exists', async () => {
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const media = Media.create({
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id: 'media-1',
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filename: 'file.png',
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originalName: 'file.png',
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mimeType: 'image/png',
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size: 123,
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url: MediaUrl.create('https://example.com/file.png'),
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type: 'image',
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uploadedBy: 'user-1',
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});
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mediaRepo.findById.mockResolvedValue(media);
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await useCase.execute({ mediaId: 'media-1' }, presenter);
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expect(mediaRepo.findById).toHaveBeenCalledWith('media-1');
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expect((presenter.present as unknown as Mock)).toHaveBeenCalledWith({
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success: true,
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media: {
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id: media.id,
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filename: media.filename,
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originalName: media.originalName,
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mimeType: media.mimeType,
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size: media.size,
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url: media.url.value,
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type: media.type,
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uploadedBy: media.uploadedBy,
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uploadedAt: media.uploadedAt,
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metadata: media.metadata,
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},
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});
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});
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it('handles errors by logging and presenting failure', async () => {
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mediaRepo.findById.mockRejectedValue(new Error('DB error'));
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await useCase.execute({ mediaId: 'media-1' }, presenter);
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expect((logger.error as unknown as Mock)).toHaveBeenCalled();
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expect((presenter.present as unknown as Mock)).toHaveBeenCalledWith({
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success: false,
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errorMessage: 'Internal error occurred while retrieving media',
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});
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});
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});
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