public void ReleaseLock_Unlocked_LockFileDoesNotExist()
{
SimpleFileLock fileLock = SimpleFileLock.Create("SimpleFileLockTests");
fileLock.ReleaseLock();
Assert.That(File.Exists(LockPath), Is.False);
}
public void TryAcquireLock_Unlocked_ReturnsTrue()
{
SimpleFileLock fileLock = SimpleFileLock.Create("SimpleFileLockTests");
Assert.That(fileLock.TryAcquireLock(), Is.True);
fileLock.ReleaseLock();
}
private void EventWatcher_FormClosed(object sender, FormClosedEventArgs e)
{
if (fileLock != null)
{
fileLock.ReleaseLock();
}
}
/// <summary>
/// Releases the token when client is finished with it
///
/// Even though it is a very good idea to release the token when finished with it,
/// in the event of a crash, the file is released anyway meaning another application can get it.
/// </summary>
public static void ReleaseToken()
{
if (s_fileLock != null)
{
s_fileLock.ReleaseLock();
s_fileLock = null;
}
}
public void ReleaseLock_HasLock_LockFileDoesNotExist()
{
SimpleFileLock fileLock = SimpleFileLock.Create("SimpleFileLockTests");
Assert.That(fileLock.TryAcquireLock(), Is.True);
fileLock.ReleaseLock();
Assert.That(File.Exists(LockPath), Is.False);
}
public void TryAcquireLock_OldEmptyFileLock_ReturnsTrue()
{
File.WriteAllText(LockPath, "");
SimpleFileLock fileLock = SimpleFileLock.Create("SimpleFileLockTests");
Assert.That(fileLock.TryAcquireLock(), Is.True);
fileLock.ReleaseLock();
}
public void ReleaseLock_LockFileCurrentlyOpen_LockFileExists()
{
SimpleFileLock fileLock = SimpleFileLock.Create("SimpleFileLockTests");
using (File.Open(LockPath, FileMode.Create))
{
fileLock.ReleaseLock();
}
Assert.That(File.Exists(LockPath), Is.True);
}
public void TryAcquireLock_LockedByDeadProcess_ReturnsTrue()
{
LockIO.WriteLock(LockPath, new FileLockContent
{
PID = 9999,
ProcessName = Path.GetRandomFileName(),
Timestamp = DateTime.Now.Ticks
});
SimpleFileLock fileLock = SimpleFileLock.Create("SimpleFileLockTests");
Assert.That(fileLock.TryAcquireLock(), Is.True);
fileLock.ReleaseLock();
}
public void ReleaseLock_LockedByActiveProcess_LockFileExists()
{
LockIO.WriteLock(LockPath, new FileLockContent
{
PID = ActiveProcessId,
ProcessName = GetSafeActiveProcessName(),
Timestamp = DateTime.Now.Ticks
});
SimpleFileLock fileLock = SimpleFileLock.Create("SimpleFileLockTests");
fileLock.ReleaseLock();
Assert.That(File.Exists(LockPath), Is.True);
}
