public void ExceptionWhenGettingOneFlagIsHandledCorrectly()
{
// If the data store's Get method throws an error, the expected behavior is that we log
// a message and return the default value. The exception should not propagate to the caller.
var ex = new Exception("fake-error");
var flagKey = "flag-key";
var mockStore = new Mock <IDataStore>();
mockStore.Setup(s => s.Get(DataModel.Features, flagKey)).Throws(ex);
var configWithCustomStore = Configuration.Builder("sdk-key")
.DataStore(new SpecificDataStoreFactory(mockStore.Object))
.DataSource(Components.ExternalUpdatesOnly)
.Logging(testLogging)
.Build();
using (var clientWithCustomStore = new LdClient(configWithCustomStore))
{
var defaultValue = "default-value";
var result = clientWithCustomStore.StringVariationDetail("flag-key", user, defaultValue);
Assert.Equal(defaultValue, result.Value);
Assert.Null(result.VariationIndex);
Assert.Equal(EvaluationReason.ErrorReason(EvaluationErrorKind.Exception), result.Reason);
Assert.True(logCapture.HasMessageWithRegex(Logging.LogLevel.Error, ex.Message));
}
}
public void ExceptionWhenGettingOneFlagIsHandledCorrectly()
{
// If the data store's Get method throws an error, the expected behavior is that we log
// a message and return the default value. The exception should not propagate to the caller.
var ex = new Exception("fake-error");
var flagKey = "flag-key";
var mockStore = new Mock <IDataStore>();
mockStore.Setup(s => s.Get(DataModel.Features, flagKey)).Throws(ex);
var configWithCustomStore = BasicConfig()
.DataStore(mockStore.Object.AsSingletonFactory())
.Build();
using (var clientWithCustomStore = new LdClient(configWithCustomStore))
{
var defaultValue = "default-value";
var result = clientWithCustomStore.StringVariationDetail("flag-key", user, defaultValue);
Assert.Equal(defaultValue, result.Value);
Assert.Null(result.VariationIndex);
Assert.Equal(EvaluationReason.ErrorReason(EvaluationErrorKind.Exception), result.Reason);
AssertLogMessageRegex(true, Logging.LogLevel.Error, ex.Message);
}
}
