public async Task CanReadSignatureFile(string id, string version)
{
using (var testDirectory = TestDirectory.Create())
{
var packageUri = await NuGetUtility.GetNupkgUrlAsync(id, version);
using (var httpClient = new HttpClient())
{
var httpZipProvider = new HttpZipProvider(httpClient)
{
RequireAcceptRanges = false,
};
using (var reader = await httpZipProvider.GetReaderAsync(packageUri))
{
// Read the ZIP directory from the .nupkg URL.
var zipDirectory = await reader.ReadAsync();
// Find the signature entry
var entry = zipDirectory.Entries.Single(x => x.GetName() == ".signature.p7s");
// Read the signature file
var signatureBytes = await reader.ReadUncompressedFileDataAsync(zipDirectory, entry);
// Decode the signature file
var cms = new SignedCms();
cms.Decode(signatureBytes);
Assert.NotEmpty(cms.Certificates);
}
}
}
}
public async Task CanGatherAndRecreateNuGetPackageCentralDirectory(string id, string version)
{
using (var testDirectory = TestDirectory.Create())
{
var packageUri = await NuGetUtility.GetNupkgUrlAsync(id, version);
ZipDirectory zipDirectoryA;
string mzipPath;
using (var httpClient = new HttpClient())
{
var httpZipProvider = new HttpZipProvider(httpClient)
{
RequireAcceptRanges = false,
};
using (var reader = await httpZipProvider.GetReaderAsync(packageUri))
{
// Read the ZIP directory from the .nupkg URL.
zipDirectoryA = await reader.ReadAsync();
// Save the .mzip to the test directory.
mzipPath = Path.Combine(testDirectory, $"{id}.{version}.mzip");
using (var fileStream = new FileStream(mzipPath, FileMode.Create))
{
var mzipFormat = new MZipFormat();
await mzipFormat.WriteAsync(reader.Stream, fileStream);
}
}
}
// Read the .mzip back from disk.
ZipDirectory zipDirectoryB;
using (var fileStream = new FileStream(mzipPath, FileMode.Open))
{
var mzipFormat = new MZipFormat();
using (var mzipStream = await mzipFormat.ReadAsync(fileStream))
using (var reader = new ZipDirectoryReader(mzipStream))
{
zipDirectoryB = await reader.ReadAsync();
}
}
// Compare the results.
TestUtility.VerifyJsonEquals(zipDirectoryA, zipDirectoryB);
}
}
