public async Task Test_ExtractionHonorsFileTimestamp()
{
// Arrange
var package = new PackageIdentity("packageA", new NuGetVersion("2.0.3"));
var entryModifiedTime = new DateTimeOffset(1985, 11, 20, 12, 0, 0, TimeSpan.FromHours(-7.0)).DateTime;
using (var packagesDirectory = TestFileSystemUtility.CreateRandomTestFolder())
{
var pathResolver = new VersionFolderPathResolver(packagesDirectory);
var packageFileInfo = await TestPackages.GeneratePackageAsync(
packagesDirectory,
package.Id,
package.Version.ToNormalizedString(),
entryModifiedTime,
"lib/net45/A.dll");
var versionFolderPathContext = new VersionFolderPathContext(
package,
packagesDirectory,
NullLogger.Instance,
packageSaveMode: PackageSaveMode.Defaultv3,
xmlDocFileSaveMode: XmlDocFileSaveMode.None);
// Act
using (var packageFileStream = packageFileInfo.OpenRead())
{
await PackageExtractor.InstallFromSourceAsync(
stream => packageFileStream.CopyToAsync(stream),
versionFolderPathContext,
CancellationToken.None);
}
// Assert
var packageVersionDirectory = pathResolver.GetInstallPath(package.Id, package.Version);
AssertDirectoryExists(packageVersionDirectory);
var dllPath = Path.Combine(packageVersionDirectory, "lib", "net45", "A.dll");
var dllFileInfo = new FileInfo(dllPath);
AssertFileExists(dllFileInfo.FullName);
Assert.Equal(entryModifiedTime, dllFileInfo.LastWriteTime);
}
}