public void WhenTheCacheIsCorruptedItShouldNotAffectNextSaveAndLoad()
{
IFileSystem fileSystem = new FileSystemMockBuilder().UseCurrentSystemTemporaryDirectory().Build();
DirectoryPath tempDirectory =
new DirectoryPath(fileSystem.Directory.CreateTemporaryDirectory().DirectoryPath);
DirectoryPath cacheDirectory = tempDirectory.WithSubDirectories("cacheDirectory");
DirectoryPath nuGetGlobalPackagesFolder = tempDirectory.WithSubDirectories("nugetGlobalPackageLocation");
fileSystem.Directory.CreateDirectory(cacheDirectory.Value);
const int version = 1;
LocalToolsResolverCache localToolsResolverCache =
new LocalToolsResolverCache(fileSystem, cacheDirectory, version);
NuGetFramework targetFramework = NuGetFramework.Parse("netcoreapp2.1");
string runtimeIdentifier = Constants.AnyRid;
PackageId packageId = new PackageId("my.toolBundle");
NuGetVersion nuGetVersion = NuGetVersion.Parse("1.0.2");
IReadOnlyList <RestoredCommand> restoredCommands = new[]
{
new RestoredCommand(new ToolCommandName("tool1"), "dotnet", nuGetGlobalPackagesFolder.WithFile("tool1.dll")),
};
localToolsResolverCache.Save(
restoredCommands.ToDictionary(
c => new RestoredCommandIdentifier(packageId, nuGetVersion, targetFramework, runtimeIdentifier,
c.Name)),
nuGetGlobalPackagesFolder);
var cachePath = cacheDirectory
.WithSubDirectories(version.ToString())
.WithSubDirectories(packageId.ToString()).Value;
var existingCache =
fileSystem.File.ReadAllText(
cachePath);
existingCache.Should().NotBeEmpty();
fileSystem.File.WriteAllText(cachePath, existingCache + " !!!Corrupted");
// Save after corruption
localToolsResolverCache.Save(
restoredCommands.ToDictionary(
c => new RestoredCommandIdentifier(packageId, nuGetVersion, targetFramework, runtimeIdentifier,
c.Name)),
nuGetGlobalPackagesFolder);
localToolsResolverCache.TryLoad(
new RestoredCommandIdentifier(packageId, nuGetVersion, targetFramework, runtimeIdentifier,
restoredCommands[0].Name),
nuGetGlobalPackagesFolder, out RestoredCommand restoredCommand);
restoredCommand.ShouldBeEquivalentTo(restoredCommands[0]);
}
private static void WhenTheCacheIsCorruptedItShouldLoadAsEmpty(
bool useRealFileSystem,
Action <IFileSystem, string, string> corruptCache)
{
IFileSystem fileSystem =
useRealFileSystem == false
? new FileSystemMockBuilder().UseCurrentSystemTemporaryDirectory().Build()
: new FileSystemWrapper();
DirectoryPath tempDirectory =
new DirectoryPath(fileSystem.Directory.CreateTemporaryDirectory().DirectoryPath);
DirectoryPath cacheDirectory = tempDirectory.WithSubDirectories("cacheDirectory");
DirectoryPath nuGetGlobalPackagesFolder = tempDirectory.WithSubDirectories("nugetGlobalPackageLocation");
fileSystem.Directory.CreateDirectory(cacheDirectory.Value);
const int version = 1;
LocalToolsResolverCache localToolsResolverCache =
new LocalToolsResolverCache(fileSystem, cacheDirectory, version);
NuGetFramework targetFramework = NuGetFramework.Parse("netcoreapp2.1");
string runtimeIdentifier = Constants.AnyRid;
PackageId packageId = new PackageId("my.toolBundle");
NuGetVersion nuGetVersion = NuGetVersion.Parse("1.0.2");
IReadOnlyList <RestoredCommand> restoredCommands = new[]
{
new RestoredCommand(new ToolCommandName("tool1"), "dotnet", nuGetGlobalPackagesFolder.WithFile("tool1.dll")),
};
localToolsResolverCache.Save(
restoredCommands.ToDictionary(
c => new RestoredCommandIdentifier(packageId, nuGetVersion, targetFramework, runtimeIdentifier,
c.Name)),
nuGetGlobalPackagesFolder);
var cachePath = cacheDirectory
.WithSubDirectories(version.ToString())
.WithSubDirectories(packageId.ToString()).Value;
var existingCache =
fileSystem.File.ReadAllText(
cachePath);
existingCache.Should().NotBeEmpty();
corruptCache(fileSystem, cachePath, existingCache);
localToolsResolverCache.TryLoad(
new RestoredCommandIdentifier(packageId, nuGetVersion, targetFramework, runtimeIdentifier,
restoredCommands[0].Name),
nuGetGlobalPackagesFolder, out _).Should().BeFalse("Consider corrupted file cache miss");
}