public void EnumerateEntries_ShouldNotBeEmpty()
{
var file = Path.GetTempFileName();
var drive = Path.GetPathRoot(file);
using var changeJournal = ChangeJournal.Open(new DriveInfo(drive));
var entries = changeJournal.Entries.ToList();
Assert.True(entries.Count > 0);
}
public void GetEntries_ShouldFilterEntries()
{
var file = Path.Combine(Path.GetTempPath(), Guid.NewGuid().ToString() + ".tmp");
var fileName = Path.GetFileName(file);
var drive = Path.GetPathRoot(file);
using var changeJournal = ChangeJournal.Open(new DriveInfo(drive));
var item = changeJournal.Entries.FirstOrDefault(entry => string.Equals(entry.Name, fileName, StringComparison.Ordinal));
Assert.Null(item);
File.WriteAllText(file, "test");
Assert.Null(changeJournal.GetEntries(ChangeReason.Close, returnOnlyOnClose: false, TimeSpan.Zero).FirstOrDefault(entry => string.Equals(entry.Name, fileName, StringComparison.Ordinal) && !entry.Reason.HasFlag(ChangeReason.Close)));
Assert.NotNull(changeJournal.GetEntries(ChangeReason.Close, returnOnlyOnClose: false, TimeSpan.Zero).FirstOrDefault(entry => string.Equals(entry.Name, fileName, StringComparison.Ordinal) && entry.Reason.HasFlag(ChangeReason.Close)));
File.Delete(file);
}
public void GetEntries_ShouldFilterEntries()
{
var file = Path.Combine(Path.GetTempPath(), Guid.NewGuid().ToString() + ".tmp");
var fileName = Path.GetFileName(file);
var drive = Path.GetPathRoot(file);
using (var changeJournal = ChangeJournal.Open(new DriveInfo(drive)))
{
var item = changeJournal.Entries.FirstOrDefault(entry => entry.Name == fileName);
Assert.AreEqual(null, item);
File.WriteAllText(file, "test");
Assert.AreEqual(null, changeJournal.GetEntries(ChangeReason.Close, false, TimeSpan.Zero).FirstOrDefault(entry => entry.Name == fileName && !entry.Reason.HasFlag(ChangeReason.Close)));
Assert.AreNotEqual(null, changeJournal.GetEntries(ChangeReason.Close, false, TimeSpan.Zero).FirstOrDefault(entry => entry.Name == fileName && entry.Reason.HasFlag(ChangeReason.Close)));
File.Delete(file);
}
}
public void EnumerateEntries_ShouldFindNewFile()
{
var file = Path.Combine(Path.GetTempPath(), Guid.NewGuid().ToString() + ".tmp");
var fileName = Path.GetFileName(file);
var drive = Path.GetPathRoot(file);
using var changeJournal = ChangeJournal.Open(new DriveInfo(drive));
var item = changeJournal.Entries.FirstOrDefault(entry => string.Equals(entry.Name, fileName, StringComparison.Ordinal));
Assert.Null(item);
File.WriteAllText(file, "test");
Assert.NotNull(changeJournal.Entries.FirstOrDefault(entry => string.Equals(entry.Name, fileName, StringComparison.Ordinal) && entry.Reason.HasFlag(ChangeReason.FileCreate)));
Assert.NotNull(changeJournal.Entries.FirstOrDefault(entry => string.Equals(entry.Name, fileName, StringComparison.Ordinal) && entry.Reason.HasFlag(ChangeReason.DataExtend)));
Assert.NotNull(changeJournal.Entries.FirstOrDefault(entry => string.Equals(entry.Name, fileName, StringComparison.Ordinal) && entry.Reason.HasFlag(ChangeReason.Close)));
File.Delete(file);
Assert.NotNull(changeJournal.Entries.FirstOrDefault(entry => string.Equals(entry.Name, fileName, StringComparison.Ordinal) && entry.Reason.HasFlag(ChangeReason.FileDelete)));
}
public static void Main()
{
// Video Brightness Sample
LCDBrightnessForMsdnMagazine();
// Opportunistic Lock Sample
OpLockDemo.Demo();
#if false
// Change Journal Sample
String s = ChangeJournal.GetVolumeNameForVolumeMountPoint(@"C:\");
using (ChangeJournal cj = new ChangeJournal('C', true)) {
foreach (UsnRecord r in cj)
Console.WriteLine(r);
foreach (UsnRecord r in cj.GetFilteredRecords(0, ChangeReason.All, true, 1024)) {
String s2 = Path.GetExtension(r.Name);
if (String.Equals(Path.GetExtension(r.Name), ".txt", StringComparison.OrdinalIgnoreCase))
Console.WriteLine("{0} {1} {2}", r.Name, r.TimestampUtc, r.Reason);
}
}
#endif
}
