public async Task TestDownload()
{
byte[] data = { 1, 2, 3 };
Mock.Expect(HttpMethod.Get, "http://localhost/endpoint")
.Respond(_ => new ByteArrayContent(data));
using (var downloadStream = await _endpoint.DownloadAsync())
using (var memStream = new MemoryStream())
{
await downloadStream.CopyToAsync(memStream);
memStream.ToArray().Should().Equal(data);
}
}
/// <summary>
/// Downloads the blob's content to a file.
/// </summary>
/// <param name="endpoint">The blob endpoint.</param>
/// <param name="path">The path of the file to write the download data to.</param>
/// <param name="cancellationToken">Used to cancel the request.</param>
/// <returns>A stream with the blob's content.</returns>
/// <exception cref="InvalidDataException"><see cref="HttpStatusCode.BadRequest"/></exception>
/// <exception cref="AuthenticationException"><see cref="HttpStatusCode.Unauthorized"/></exception>
/// <exception cref="UnauthorizedAccessException"><see cref="HttpStatusCode.Forbidden"/></exception>
/// <exception cref="KeyNotFoundException"><see cref="HttpStatusCode.NotFound"/> or <see cref="HttpStatusCode.Gone"/></exception>
/// <exception cref="InvalidOperationException"><see cref="HttpStatusCode.Conflict"/></exception>
/// <exception cref="HttpRequestException">Other non-success status code.</exception>
public static async Task DownloadAsync(this IBlobEndpoint endpoint, string path, CancellationToken cancellationToken = default)
{
using (var fileStream = File.Create(path))
using (var downloadStream = await endpoint.DownloadAsync(cancellationToken))
await downloadStream.CopyToAsync(fileStream);
}