public async Task CanGatherAndRecreateNuGetPackageCentralDirectory()
{
using (var testDirectory = TestDirectory.Create())
{
// Discover the .nupkg URL.
var sourceRepository = Repository.Factory.GetCoreV3("https://api.nuget.org/v3/index.json");
var serviceIndex = await sourceRepository.GetResourceAsync <ServiceIndexResourceV3>();
var packageBaseAddress = serviceIndex.GetServiceEntryUri(ServiceTypes.PackageBaseAddress);
var id = "Newtonsoft.Json".ToLowerInvariant();
var version = NuGetVersion.Parse("9.0.1").ToNormalizedString().ToLowerInvariant();
var packageUri = new Uri(packageBaseAddress, $"{id}/{version}/{id}.{version}.nupkg");
ZipDirectory zipDirectoryA;
string mzipPath;
using (var httpClient = new HttpClient())
{
var httpZipProvider = new HttpZipProvider(httpClient);
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);
}
}
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);
}
}
public async Task CanRoundTripZipFile(string path)
{
// Arrange
var srcStream = TestUtility.BufferTestData(path);
var expected = (await TestUtility.ReadWithMiniZipAsync(srcStream)).Data;
var target = new MZipFormat();
var dstStream = new MemoryStream();
// Act
await target.WriteAsync(srcStream, dstStream);
dstStream.Position = 0;
var mzipStream = await target.ReadAsync(dstStream);
var actual = (await TestUtility.ReadWithMiniZipAsync(mzipStream)).Data;
// Assert
TestUtility.VerifyJsonEquals(expected, actual);
}