private static EventSource <string> RunInitialPositionTest(string id, InitialPositionEnum expectedInitialPosition)
{
var config = TestUtility.GetConfig("Sources", id);
var source = new MockEventSource <string>(new PluginContext(config, null, null));
EventSource <string> .LoadCommonSourceConfig(config, source);
Assert.Equal(expectedInitialPosition, source.InitialPosition);
return(source);
}
/// <summary>
/// A helper method to load the common config parameters.
/// </summary>
/// <param name="config">The config section for the source</param>
/// <param name="source">The source to be configured</param>
public static void LoadCommonSourceConfig(IConfiguration config, EventSource <T> source)
{
InitialPositionEnum initialPosition = InitialPositionEnum.EOS;
string initialPositionConfig = config["InitialPosition"];
if (!string.IsNullOrEmpty(initialPositionConfig))
{
switch (initialPositionConfig.ToLower())
{
case "eos":
initialPosition = InitialPositionEnum.EOS;
break;
case "0":
initialPosition = InitialPositionEnum.BOS;
break;
case "bookmark":
initialPosition = InitialPositionEnum.Bookmark;
break;
case "timestamp":
initialPosition = InitialPositionEnum.Timestamp;
string initialPositionTimeStamp = config["InitialPositionTimestamp"];
if (string.IsNullOrWhiteSpace(initialPositionTimeStamp))
{
throw new Exception("Missing initial position timestamp.");
}
try
{
source.InitialPositionTimestamp = DateTime.Parse(initialPositionTimeStamp, null, System.Globalization.DateTimeStyles.RoundtripKind);
}
catch
{
throw new Exception($"Invalid InitialPositionTimestamp {initialPositionTimeStamp}");
}
break;
default:
throw new Exception($"Invalid InitialPosition {initialPositionConfig}");
}
}
source.InitialPosition = initialPosition;
}