public void ListeningForNumberValueWorksAsExpected()
{
IFeatureStateHolder holder = null;
_repository.FeatureState("1").FeatureUpdateHandler += (sender, fs) => { holder = fs; };
_repository.Notify(SSEResultState.Features, EncodeFeatures(78.3, version: 2, type: FeatureValueType.NUMBER));
Assert.AreEqual(FeatureValueType.NUMBER, holder.Type);
Assert.AreEqual(78.3, holder.NumberValue);
}
public void ListeningForAStringValueWorksAsExpected()
{
IFeatureStateHolder holder = null;
_repository.FeatureState("1").FeatureUpdateHandler += (sender, fs) => { holder = fs; };
_repository.Notify(SSEResultState.Features, EncodeFeatures("fred", version: 2, type: FeatureValueType.STRING));
Assert.AreEqual(FeatureValueType.STRING, holder.Type);
Assert.AreEqual("fred", holder.StringValue);
Assert.AreEqual("fred", _repository.FeatureState("1").Value);
}
public void ListeningForAJsonValueWorksAsExpected()
{
IFeatureStateHolder holder = null;
_repository.FeatureState("1").FeatureUpdateHandler += (sender, fs) => { holder = fs; };
_repository.Notify(SSEResultState.Features, EncodeFeatures("fred", version: 2, type: FeatureValueType.JSON));
Assert.AreEqual(FeatureValueType.JSON, holder.Type);
Assert.AreEqual("fred", holder.JsonValue);
Assert.IsNull(holder.StringValue);
Assert.IsNull(holder.BooleanValue);
Assert.IsNull(holder.NumberValue);
}
public void ListeningForAFeatureThatDoesntExistAndThenTriggeringItTriggersHandler()
{
IFeatureStateHolder holder = null;
var hCount = 0;
_repository.FeatureState("1").FeatureUpdateHandler += (sender, fs) => {
holder = fs;
hCount++;
};
_repository.Notify(SSEResultState.Features, EncodeFeatures());
Assert.AreEqual(1, hCount);
Assert.IsNotNull(holder);
Assert.AreEqual("1", holder.Key);
Assert.AreEqual(true, holder.Exists);
Assert.AreEqual(1, holder.Version);
Assert.AreEqual(false, holder.BooleanValue);
}
public void ChangingFeatureValueWithSameVersionButDifferentValueTriggersEventHandler()
{
IFeatureStateHolder holder = null;
var hCount = 0;
_repository.FeatureState("1").FeatureUpdateHandler += (sender, fs) =>
{
holder = fs;
Console.WriteLine($"{fs}");
hCount++;
};
_repository.Notify(SSEResultState.Features, EncodeFeatures()); // false, 1, boolean
_repository.Notify(SSEResultState.Features, EncodeFeatures(true, 1, FeatureValueType.BOOLEAN));
Assert.AreEqual(2, hCount);
Assert.IsNotNull(holder);
Assert.AreEqual(true, holder.BooleanValue);
}
public void ChangingFeatureValueFromOriginalTriggersEventHandler()
{
IFeatureStateHolder holder = null;
var hCount = 0;
_repository.FeatureState("1").FeatureUpdateHandler += (sender, fs) => {
holder = fs;
Console.WriteLine($"{fs}");
hCount++;
};
_repository.Notify(SSEResultState.Features, EncodeFeatures());
_repository.Notify(SSEResultState.Features, EncodeFeatures()); // same again
_repository.Notify(SSEResultState.Features, EncodeFeatures(version: 2)); // same again, new version but same value
_repository.Notify(SSEResultState.Features, EncodeFeatures(true, version: 3));
Assert.AreEqual(2, hCount);
Assert.IsNotNull(holder);
Assert.AreEqual(true, holder.BooleanValue);
var feature = new FeatureState(id: "1", key: "1", version: 4, value: false, type: FeatureValueType.BOOLEAN);
_repository.Notify(SSEResultState.Feature, JsonConvert.SerializeObject(feature));
Assert.AreEqual(3, hCount);
Assert.AreEqual(false, holder.BooleanValue);
}
static void FeatureChanged(object sender, IFeatureStateHolder holder)
{
Console.WriteLine($"Received type {holder.Key}: {holder.StringValue}");
}
