public void ClientRetriesConnectionInStreamingModeWithNonFatalError()
{
var failThenSucceedHandler = Handlers.Sequential(Error503Response, ValidStreamingResponse);
using (var streamServer = HttpServer.Start(failThenSucceedHandler))
{
var config = BasicConfig()
.DataSource(Components.StreamingDataSource())
.ServiceEndpoints(Components.ServiceEndpoints().Streaming(streamServer.Uri))
.StartWaitTime(TimeSpan.FromSeconds(5))
.Build();
using (var client = new LdClient(config))
{
Assert.True(client.Initialized);
Assert.Equal(DataSourceState.Valid, client.DataSourceStatusProvider.Status.State);
var value = client.BoolVariation(AlwaysTrueFlag.Key, BasicUser, false);
Assert.True(value);
var request1 = streamServer.Recorder.RequireRequest();
var request2 = streamServer.Recorder.RequireRequest();
Assert.Equal(BasicSdkKey, request1.Headers.Get("Authorization"));
Assert.Equal(BasicSdkKey, request2.Headers.Get("Authorization"));
Assert.NotEmpty(LogCapture.GetMessages().Where(
m => m.Level == Logging.LogLevel.Warn && m.Text.Contains("error 503") &&
m.Text.Contains("will retry")));
Assert.Empty(LogCapture.GetMessages().Where(m => m.Level == Logging.LogLevel.Error));
}
}
}
public void ClientFailsToStartInStreamingModeWith401Error()
{
using (var streamServer = HttpServer.Start(Error401Response))
{
var config = BasicConfig()
.DataSource(Components.StreamingDataSource())
.ServiceEndpoints(Components.ServiceEndpoints().Streaming(streamServer.Uri))
.StartWaitTime(TimeSpan.FromSeconds(5))
.Build();
using (var client = new LdClient(config))
{
Assert.False(client.Initialized);
Assert.Equal(DataSourceState.Off, client.DataSourceStatusProvider.Status.State);
var value = client.BoolVariation(AlwaysTrueFlag.Key, BasicUser, false);
Assert.False(value);
var request = streamServer.Recorder.RequireRequest();
Assert.Equal(BasicSdkKey, request.Headers.Get("Authorization"));
Assert.NotEmpty(LogCapture.GetMessages().Where(
m => m.Level == Logging.LogLevel.Error && m.Text.Contains("error 401") &&
m.Text.Contains("giving up permanently")));
}
}
}
private static void VerifyClientStartedAndHasExpectedData(LdClient client, HttpServer server)
{
Assert.Equal(DataSourceState.Valid, client.DataSourceStatusProvider.Status.State);
Assert.True(client.Initialized);
var value = client.BoolVariation(AlwaysTrueFlag.Key, BasicUser, false);
Assert.True(value);
var request = server.Recorder.RequireRequest();
Assert.Equal(BasicSdkKey, request.Headers.Get("Authorization"));
}
public void OfflineClientGetsFlagFromDataStore()
{
var dataStore = new InMemoryDataStore();
TestUtils.UpsertFlag(dataStore,
new FeatureFlagBuilder("key").OffWithValue(LdValue.Of(true)).Build());
var config = BasicConfig()
.Offline(true)
.DataStore(dataStore.AsSingletonFactory())
.Build();
using (var client = new LdClient(config))
{
Assert.True(client.BoolVariation("key", User.WithKey("user"), false));
}
}
public void LddModeClientGetsFlagFromDataStore()
{
var dataStore = new InMemoryDataStore();
TestUtils.UpsertFlag(dataStore,
new FeatureFlagBuilder("key").OffWithValue(LdValue.Of(true)).Build());
var config = Configuration.Builder(sdkKey)
.DataSource(Components.ExternalUpdatesOnly)
.DataStore(TestUtils.SpecificDataStore(dataStore))
.Logging(Components.Logging(testLogging))
.Build();
using (var client = new LdClient(config))
{
Assert.True(client.BoolVariation("key", User.WithKey("user"), false));
}
}