/// <summary>
/// Sends impression event.
/// </summary>
/// <param name="experiment">The experiment</param>
/// <param name="variationId">The variation entity</param>
/// <param name="userId">The user ID</param>
/// <param name="userAttributes">The user's attributes</param>
private void SendImpressionEvent(Experiment experiment, Variation variation, string userId,
UserAttributes userAttributes)
{
if (experiment.IsExperimentRunning)
{
var impressionEvent = EventBuilder.CreateImpressionEvent(Config, experiment, variation.Id, userId, userAttributes);
Logger.Log(LogLevel.INFO, string.Format("Activating user {0} in experiment {1}.", userId, experiment.Key));
Logger.Log(LogLevel.DEBUG, string.Format("Dispatching impression event to URL {0} with params {1}.",
impressionEvent.Url, impressionEvent.GetParamsAsJson()));
try
{
EventDispatcher.DispatchEvent(impressionEvent);
}
catch (Exception exception)
{
Logger.Log(LogLevel.ERROR, string.Format("Unable to dispatch impression event. Error {0}", exception.Message));
}
NotificationCenter.SendNotifications(NotificationCenter.NotificationType.Activate, experiment, userId,
userAttributes, variation, impressionEvent);
}
else
{
Logger.Log(LogLevel.ERROR, @"Experiment has ""Launched"" status so not dispatching event during activation.");
}
}
public void TestCreateImpressionEventNoAttributes()
{
var guid = Guid.NewGuid();
var timeStamp = TestData.SecondsSince1970();
var payloadParams = new Dictionary <string, object>
{
{ "visitors", new object[]
{
new Dictionary <string, object>()
{
{ "snapshots", new object[]
{
new Dictionary <string, object>
{
{ "decisions", new object[]
{
new Dictionary <string, object>
{
{ "campaign_id", "7719770039" },
{ "experiment_id", "7716830082" },
{ "variation_id", "77210100090" }
}
} },
{ "events", new object[]
{
new Dictionary <string, object>
{
{ "entity_id", "7719770039" },
{ "timestamp", timeStamp },
{ "uuid", guid },
{ "key", "campaign_activated" }
}
} }
}
} },
{ "attributes", new object[] { } },
{ "visitor_id", TestUserId }
}
} },
{ "project_id", "7720880029" },
{ "account_id", "1592310167" },
{ "client_name", "csharp-sdk" },
{ "client_version", Optimizely.SDK_VERSION },
{ "revision", 15 },
{ "anonymize_ip", false }
};
var expectedLogEvent = new LogEvent("https://logx.optimizely.com/v1/events",
payloadParams,
"POST",
new Dictionary <string, string>
{
{ "Content-Type", "application/json" }
});
var logEvent = EventBuilder.CreateImpressionEvent(Config, Config.GetExperimentFromKey("test_experiment"), "77210100090", TestUserId, null);
TestData.ChangeGUIDAndTimeStamp(logEvent.Params, timeStamp, guid);
Assert.IsTrue(TestData.CompareObjects(expectedLogEvent, logEvent));
}
