public void SettingGlobalValueChangeNotification()
{
string testSettingKey = nameof(SettingGlobalValueChangeNotification);
string initialValue = "initialValue";
string notificationNewValue = "";
AmbientSetting <string> testSetting = new AmbientSetting <string>(testSettingKey, "", s => { notificationNewValue = s; return(s); }, initialValue);
Assert.AreEqual(initialValue, testSetting.Value);
string secondValue = "change1";
Assert.AreEqual(initialValue, notificationNewValue);
IAmbientSettingsSet settingsReader = _SettingsSet.Global;
IMutableAmbientSettingsSet settingsMutator = settingsReader as IMutableAmbientSettingsSet;
if (settingsMutator != null)
{
settingsMutator.ChangeSetting(testSettingKey, secondValue);
Assert.AreEqual(secondValue, testSetting.Value);
Assert.AreEqual(secondValue, notificationNewValue);
// now change it to the same value it already has (this should not do anything)
notificationNewValue = "";
bool changed = settingsMutator.ChangeSetting(testSettingKey, secondValue);
Assert.AreEqual(secondValue, testSetting.Value);
Assert.AreEqual("", notificationNewValue, changed.ToString());
}
}
public void AmbientServicesBasic()
{
ITest test = _Test.Global;
Assert.IsNotNull(test);
Assert.AreEqual(_Test.GlobalReference.Service, _Test.Global);
IAmbientLogger logger = _Logger.Global;
Assert.IsNotNull(logger);
AmbientLogger <TestAmbientService> serviceBrokerLogger = new AmbientLogger <TestAmbientService>(logger);
IAmbientProgressService progressTracker = _ProgressService.Global;
Assert.IsNotNull(progressTracker);
IAmbientSettingsSet settings = _SettingsSet.Global;
Assert.IsNotNull(settings);
IJunk junk = _Junk.Global;
Assert.IsNull(junk);
ITest compareTest = test;
Assert.IsNotNull(test);
int changed = 0;
ITest updatedTest = test;
Assert.IsNotNull(updatedTest);
EventHandler <EventArgs> globalChanged = (o, e) => { updatedTest = _Test.Global; ++changed; };
_Test.GlobalChanged += globalChanged;
_Test.Global = null;
Assert.AreEqual(1, changed);
Assert.IsNull(updatedTest);
compareTest = null;
ITest disabledTest = _Test.Global;
Assert.IsNull(disabledTest);
_Test.Global = test;
Assert.AreEqual(2, changed);
compareTest = test;
ITest reenabledTest = _Test.Global;
Assert.IsNotNull(reenabledTest);
_Test.GlobalChanged -= globalChanged;
}
public AmbientSettingsOverride(Dictionary <string, string> overrideSettings, string name, IAmbientSettingsSet fallback = null, AmbientService <IAmbientSettingsSet> settings = null)
{
_overrideRawSettings = new ConcurrentDictionary <string, string>(overrideSettings);
_overrideTypedSettings = new ConcurrentDictionary <string, object>();
foreach (string key in overrideSettings.Keys)
{
IAmbientSettingInfo ps = SettingsRegistry.DefaultRegistry.TryGetSetting(key);
if (ps != null)
{
_overrideTypedSettings[key] = ps.Convert(this, overrideSettings[key]);
}
}
_name = name;
_fallbackSettings = fallback ?? settings?.Local;
_weakSettingRegistered = new LazyUnsubscribeWeakEventListenerProxy <AmbientSettingsOverride, object, IAmbientSettingInfo>(
this, NewSettingRegistered, wvc => SettingsRegistry.DefaultRegistry.SettingRegistered -= wvc.WeakEventHandler);
SettingsRegistry.DefaultRegistry.SettingRegistered += _weakSettingRegistered.WeakEventHandler;
}
/// <summary>
/// Converts the specified value for the specified settings set.
/// </summary>
/// <param name="settingsSet">The <see cref="IAmbientSettingsSet"/> for the implementation doing the conversion.</param>
/// <param name="value">The string value for the setting.</param>
/// <returns>A typed value created from the string value.</returns>
public object Convert(IAmbientSettingsSet settingsSet, string value)
{
T ret;
try
{
ret = _convert(value);
}
#pragma warning disable CA1031 // this is a "do your best" kind of function, so we really do want to cactch all exceptions here
catch
#pragma warning restore CA1031
{
ret = _defaultValue;
}
// is this settings set the one for this setting or is it the global settings set?
if (settingsSet == _SettingsSet.Global)
{
System.Threading.Interlocked.Exchange(ref _globalSetAndValue, new SettingsSetSettingValue <T>(ret, settingsSet));
}
return(ret !);
}
protected (T, string) GetValueAndSet(IAmbientSettingsSet set)
{
object?value = set.GetTypedValue(_settingInfo.Key);
return((value == null) ? (_settingInfo.DefaultValue, DefaultSettingsSet.Instance.SetName) : ((T)value, set.SetName));
}
protected T GetValueFromSet(IAmbientSettingsSet set)
{
object?value = set.GetTypedValue(_settingInfo.Key);
return((value == null) ? _settingInfo.DefaultValue : (T)value);
}
public SettingsSetSettingValue(T value, IAmbientSettingsSet settingsSet)
{
this.Value = value;
this.SettingsSet = settingsSet;
}
public object Convert(IAmbientSettingsSet settingsSet, string value)
{
return(DefaultValueString);
}