public async Task ExportAsync_WithDefaultDpi() { var stream = new MemoryStream(); using (Mocks.Record()) { renderer.Expect(x => x.RenderScreenshotAsync(stream, new Vector3(1, 1, 1), 300)).Return(Task.FromResult(300)); } using (Mocks.Playback()) { await exporter.ExportAsync(new Document(Guid.NewGuid()), renderer, stream); } }