public void Dispose_UpdatesProperty()
        {
            // Act
            _downloader.Dispose();

            // Assert
            Assert.IsTrue(_mockDownloader.IsDisposed);
        }
        /// <summary>
        /// Disposes this object and properly cleans up resources.
        /// </summary>
        protected void Dispose(bool disposing)
        {
            if (!_isDisposed)
            {
                if (disposing)
                {
                    _companyService.Dispose();
                    _quoteService.Dispose();
                    _downloader.Dispose();
                }

                _isDisposed = true;
            }
        }