public void RegistryWatcher100Keys() { string keyName = "RegistryWatcher100Keys"; for (int i = 0; i < 100; ++i) { SetValue(string.Format("{0}\\Key{1}", keyName, i), "Value", "ABC"); } using (var watcher = new RegistryWatcher()) { var args = new RegistryChangedEventArgs[100]; var argsSet = args.Select(_ => new ManualResetEventSlim()).ToArray(); var tokens = new object[100]; for (int i = 0; i < 100; ++i) { tokens[i] = AddWatch(watcher, string.Format("{0}\\Key{1}", keyName, i), new ArgSetter(args, argsSet, i).Raised); } // Change the first value SetValue(keyName + "\\Key0", "Value", "DEF"); Assert.IsTrue(argsSet[0].Wait(TIMEOUT)); Assert.IsNotNull(args[0]); Assert.AreEqual(GetKey(keyName + "\\Key0"), args[0].Key); argsSet[0].Reset(); args[0] = null; // Change the last value SetValue(keyName + "\\Key99", "Value", "DEF"); Assert.IsTrue(argsSet[99].Wait(TIMEOUT)); Assert.IsNotNull(args[99]); Assert.AreEqual(GetKey(keyName + "\\Key99"), args[99].Key); argsSet[99].Reset(); args[99] = null; watcher.Remove(tokens[0]); watcher.Remove(tokens[99]); // Change the first value SetValue(keyName + "\\Key0", "Value", "GHI"); Assert.IsFalse(argsSet[0].Wait(TIMEOUT)); Assert.IsNull(args[0]); // Change the last value SetValue(keyName + "\\Key99", "Value", "GHI"); Assert.IsFalse(argsSet[99].Wait(TIMEOUT)); Assert.IsNull(args[99]); } }
public void RegistryWatcherUpdateNonRecursive() { string keyName = "RegistryWatcherUpdateNonRecursive"; SetValue(keyName, "TestValue", "ABC"); SetValue(keyName + "\\TestKey", "Value", 123); using (var watcher = new RegistryWatcher()) { RegistryChangedEventArgs args = null; var argsSet = new ManualResetEventSlim(); var watch1 = AddWatch(watcher, keyName, e => { args = e; argsSet.Set(); }); // Value is set, but does not actually change SetValue(keyName, "TestValue", "ABC"); Assert.IsFalse(argsSet.Wait(TIMEOUT)); Assert.IsNull(args); // Value is changed SetValue(keyName, "TestValue", "DEF"); Assert.IsTrue(argsSet.Wait(TIMEOUT)); Assert.IsNotNull(args); Assert.AreEqual(GetKey(keyName), args.Key); argsSet.Reset(); args = null; // Value in subkey is changed, but we don't notice SetValue(keyName + "\\TestKey", "Value", 456); Assert.IsFalse(argsSet.Wait(TIMEOUT)); Assert.IsNull(args); watcher.Remove(watch1); // Value is changed back, but we don't get notified SetValue(keyName, "TestValue", "ABC"); Assert.IsFalse(argsSet.Wait(TIMEOUT)); Assert.IsNull(args); // Value in subkey is changed back, but we don't notice SetValue(keyName + "\\TestKey", "Value", 123); Assert.IsFalse(argsSet.Wait(TIMEOUT)); Assert.IsNull(args); } }
public void RegistryWatcherDeleteRecursive() { string keyName = "RegistryWatcherDeleteRecursive"; SetValue(keyName, "TestValue1", "ABC"); SetValue(keyName, "TestValue2", "DEF"); SetValue(keyName, "TestValue3", "GHI"); SetValue(keyName + "\\TestKey1", "Value", 123); SetValue(keyName + "\\TestKey2", "Value", 456); using (var watcher = new RegistryWatcher()) { RegistryChangedEventArgs args = null; var argsSet = new ManualResetEventSlim(); var watch1 = AddWatch(watcher, keyName, e => { args = e; argsSet.Set(); }, recursive: true); // Value is deleted DeleteValue(keyName, "TestValue2"); Assert.IsTrue(argsSet.Wait(TIMEOUT)); Assert.IsNotNull(args); Assert.AreEqual(GetKey(keyName), args.Key); argsSet.Reset(); args = null; // Value in subkey is deleted DeleteValue(keyName + "\\TestKey1", "Value"); Assert.IsTrue(argsSet.Wait(TIMEOUT)); Assert.IsNotNull(args); Assert.AreEqual(GetKey(keyName), args.Key); argsSet.Reset(); args = null; // Subkey is deleted DeleteKey(keyName + "\\TestKey1"); Assert.IsTrue(argsSet.Wait(TIMEOUT)); Assert.IsNotNull(args); Assert.AreEqual(GetKey(keyName), args.Key); argsSet.Reset(); args = null; watcher.Remove(watch1); // Another value is deleted, but we don't get notified DeleteValue(keyName, "TestValue3"); Assert.IsFalse(argsSet.Wait(TIMEOUT)); Assert.IsNull(args); // Another key is deleted, but we don't get notified DeleteKey(keyName + "\\TestKey2"); Assert.IsFalse(argsSet.Wait(TIMEOUT)); Assert.IsNull(args); } }