Files
gridpilot.gg/core/media/application/use-cases/GetMediaUseCase.test.ts
2025-12-20 12:55:07 +01:00

103 lines
2.9 KiB
TypeScript

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