public TestDistributedMachineInfo(int machineId, string localContentDirectoryPath, IAbsFileSystem fileSystem, AbsolutePath machineInfoRoot)
{
LocalMachineId = new MachineId(machineId);
Directory = new MemoryContentDirectory(fileSystem, machineInfoRoot);
_fileSystem = fileSystem;
_localContentDirectoryPath = new AbsolutePath(localContentDirectoryPath);
}
public async Task OutOfRangeTimestampsNormalized()
{
var context = new Context(Logger);
using (var testDirectory = new DisposableDirectory(FileSystem))
{
// Construct a valid directory with some legit entries.
using (var directory = new MemoryContentDirectory(FileSystem, testDirectory.Path))
{
await directory.StartupAsync(context).ShouldBeSuccess();
await PopulateRandomInfo(directory);
await directory.ShutdownAsync(context).ShouldBeSuccess();
}
// Corrupt it in place with out of range timestamps.
var i = 0;
await MemoryContentDirectory.TransformFile(context, FileSystem, testDirectory.Path, pair =>
{
ContentFileInfo fileInfo = pair.Value;
var lastAccessedFileTimeUtc = (i++ % 2) == 0 ? -1 : long.MaxValue;
var updatedFileInfo = new ContentFileInfo(fileInfo.FileSize, lastAccessedFileTimeUtc, fileInfo.ReplicaCount);
return(new KeyValuePair <ContentHash, ContentFileInfo>(pair.Key, updatedFileInfo));
});
// Load the directory again, fixing the bad timestamps.
using (var directory = new MemoryContentDirectory(FileSystem, testDirectory.Path))
{
await directory.StartupAsync(context).ShouldBeSuccess();
await directory.ShutdownAsync(context).ShouldBeSuccess();
}
// Verify timestamps are now in range.
long nowFileTimeUtc = DateTime.UtcNow.ToFileTimeUtc();
await MemoryContentDirectory.TransformFile(context, FileSystem, testDirectory.Path, pair =>
{
long fileTimeUtc = pair.Value.LastAccessedFileTimeUtc;
fileTimeUtc.Should().BePositive();
fileTimeUtc.Should().BeLessOrEqualTo(nowFileTimeUtc);
return(pair);
});
}
}