private async Task ZipAllFilesToStream(
Release release,
Stream outputStream,
CancellationToken?cancellationToken = null)
{
var releaseFiles = (await QueryReleaseFiles(release.Id).ToListAsync())
.OrderBy(rf => rf.File.ZipFileEntryName())
.ToList();
var path = Path.GetTempPath() + release.AllFilesZipFileName();
var fileStream = File.Open(path, FileMode.OpenOrCreate, FileAccess.ReadWrite);
await using var multiWriteStream = new MultiWriteStream(outputStream, fileStream);
await DoZipFilesToStream(releaseFiles, release, multiWriteStream, cancellationToken);
await multiWriteStream.FlushAsync();
// Now cache the All files zip into blob storage
// so that we can quickly fetch it again.
fileStream.Position = 0;
await _blobStorageService.UploadStream(
containerName : PublicReleaseFiles,
path : release.AllFilesZipPath(),
stream : fileStream,
contentType : MediaTypeNames.Application.Zip
);
await fileStream.DisposeAsync();
File.Delete(path);
}
public async Task Position_Throws()
{
await using var stream1 = new MemoryStream();
await using var stream2 = new MemoryStream();
var multiWriteStream = new MultiWriteStream(stream1, stream2);
Assert.Throws <NotSupportedException>(() => { multiWriteStream.Position = 0; });
}
public async Task Seek_Throws()
{
await using var stream1 = new MemoryStream();
await using var stream2 = new MemoryStream();
var multiWriteStream = new MultiWriteStream(stream1, stream2);
Assert.Throws <NotSupportedException>(() => multiWriteStream.Seek(0, SeekOrigin.Begin));
}
public async Task Read_Throws()
{
await using var stream1 = new MemoryStream();
await using var stream2 = new MemoryStream();
var multiWriteStream = new MultiWriteStream(stream1, stream2);
var buffer = new byte[] {};
Assert.Throws <NotSupportedException>(() => multiWriteStream.Read(buffer, 0, 0));
}
public async Task Write()
{
await using var stream1 = new MemoryStream();
await using var stream2 = new MemoryStream();
var multiWriteStream = new MultiWriteStream(stream1, stream2);
multiWriteStream.WriteText("Test text");
stream1.Position = 0;
stream2.Position = 0;
Assert.Equal("Test text", stream1.ReadToEnd());
Assert.Equal("Test text", stream2.ReadToEnd());
}
