resolve todos in website

core/media/application/use-cases/GetMediaUseCase.test.ts

@@ -0,0 +1,102 @@
+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',
+    });
+  });
+});