public async Task should_handle_errors()
{
var httpCodes = new[] { 400, 401, 403, 404, 500, 503 };
foreach (var httpCode in httpCodes)
{
_server.Given(
Request
.Create()
.WithPath("/features")
.WithHeader("Accept", "application/json")
.UsingGet())
.RespondWith(
Response
.Create()
.WithStatusCode(httpCode)
.WithHeader("Content-Type", "application/json")
);
var uri = new Uri("http://localhost:" + _server.Ports.First());
var config = UnleashConfig.TheBuilder().AppName("test").UnleashAPI(uri).Build();
var httpToggleFetcher = new HttpToggleFetcher(config);
var response = await httpToggleFetcher.FetchToggles();
Assert.False(response.IsChanged);
}
}
public async Task happy_path_test_version1()
{
_server.Given(
Request
.Create()
.WithPath("/features")
.WithHeader("Accept", "application/json")
.UsingGet())
.RespondWith(
Response
.Create()
.WithStatusCode(200)
.WithHeader("Content-Type", "application/json")
.WithBodyFromFile("resources/features-v1.json")
);
var uri = new Uri("http://localhost:" + _server.Ports.First());
var config = UnleashConfig.TheBuilder().AppName("test").UnleashAPI(uri).Build();
var httpToggleFetcher = new HttpToggleFetcher(config);
var response = await httpToggleFetcher.FetchToggles();
var featureX = response.ToggleCollection.GetToggle("featureX");
Assert.True(featureX.IsEnabled);
}
public async Task should_register_client()
{
long interval = 10;
UnleashConfig config = UnleashConfig
.TheBuilder()
.AppName("test")
.SendMetricsInterval(interval)
.UnleashAPI("http://unleash.com")
.Build();
var executor = A.Fake <IUnleashScheduledExecutor>();
var sender = A.Fake <UnleashMetricsSender>();
var argument = new Capture <ClientRegistration>();
A.CallTo(() => sender.RegisterClient(argument)).Returns(Task.FromResult(0));
var unleashMetricService = new UnleashMetricServiceImpl(config, sender, executor);
var strategies = new HashSet <string>();
strategies.Add("default");
strategies.Add("custom");
await unleashMetricService.Register(strategies);
Assert.Equal(config.AppName, argument.Value.AppName);
Assert.Equal(config.InstanceId, argument.Value.InstanceId);
Assert.True(argument.Value.Started > DateTime.MinValue);
Assert.Equal(2, argument.Value.Strategies.Count);
Assert.Contains("default", argument.Value.Strategies);
Assert.Contains("custom", argument.Value.Strategies);
}
public DefaultUnleash(UnleashConfig unleashConfig, IToggleRepository toggleRepository,
params AStrategy[] strategies)
{
_toggleRepository = toggleRepository;
_strategyMap = BuildStrategyMap(strategies);
_metricService = new UnleashMetricServiceImpl(unleashConfig, new UnleashScheduledExecutorImpl());
_metricService.Register(new HashSet <string>(_strategyMap.Keys.ToList()));
}
private static FeatureToggleRepository DefaultToggleRepository(UnleashConfig unleashConfig)
{
return(new FeatureToggleRepository(
unleashConfig,
new UnleashScheduledExecutorImpl(),
new HttpToggleFetcher(unleashConfig),
new ToggleBackupHandlerFile(unleashConfig)));
}
internal UnleashMetricsSender(Util.UnleashConfig unleashConfig)
{
_unleashConfig = unleashConfig;
var urls = unleashConfig.UnleashURLs;
_baseURL = urls.BaseURL;
HttpClient.BaseAddress = _baseURL;
}
internal ClientRegistration(UnleashConfig config, DateTime started, HashSet <string> strategies)
{
AppName = config.AppName;
InstanceId = config.InstanceId;
SdkVersion = config.SdkVersion;
Started = started;
Strategies = strategies;
Interval = config.SendMetricsInterval;
}
public void should_set_sdk_version()
{
UnleashConfig config = UnleashConfig.TheBuilder()
.AppName("my-app")
.UnleashAPI("http://unleash.org")
.Build();
Assert.Equal("unleash-client-core:development", config.SdkVersion);
}
public void should_generate_backupfile()
{
UnleashConfig config = UnleashConfig.TheBuilder()
.AppName("my-app")
.UnleashAPI("http://unleash.org")
.Build();
Assert.Equal("my-app", config.AppName);
Assert.Equal(Path.GetTempPath() + Path.PathSeparator + "unleash-my-app-repo.json", config.BackupFile);
}
public void should_use_provided_backupfile()
{
UnleashConfig config = UnleashConfig.TheBuilder()
.AppName("my-app")
.BackupFile("/test/unleash-backup.json")
.UnleashAPI("http://unleash.org")
.Build();
Assert.Equal("my-app", config.AppName);
Assert.Equal("/test/unleash-backup.json", config.BackupFile);
}
public void no_backup_file_and_no_repository_available_should_give_empty_repo()
{
var config = UnleashConfig.TheBuilder()
.AppName("test")
.UnleashAPI("http://localhost:4242/api/")
.Build();
var toggleFetcher = new HttpToggleFetcher(config);
var toggleBackupHandler = new ToggleBackupHandlerFile(config);
var toggleRepository = new FeatureToggleRepository(config, new MockExecutor(), toggleFetcher, toggleBackupHandler);
Assert.Null(toggleRepository.GetToggle("unknownFeature"));
}
public void test_read()
{
var config = UnleashConfig.TheBuilder()
.AppName("test")
.UnleashAPI("http://http://unleash.org")
.BackupFile("resources/unleash-repo-v0.json")
.Build();
var toggleBackupHandlerFile = new ToggleBackupHandlerFile(config);
var toggleCollection = toggleBackupHandlerFile.Read();
Assert.NotNull(toggleCollection.GetToggle("presentFeature"));
}
public void should_build_config()
{
UnleashConfig config = UnleashConfig.TheBuilder()
.AppName("my-app")
.InstanceId("my-instance-1")
.UnleashAPI("http://unleash.org")
.Build();
Assert.Equal("my-app", config.AppName);
Assert.Equal("my-instance-1", config.InstanceId);
Assert.Equal(new Uri("http://unleash.org"), config.UnleashAPI);
}
public void test_read_file_with_invalid_data()
{
UnleashConfig config = UnleashConfig.TheBuilder()
.AppName("test")
.UnleashAPI("http://unleash.org")
.BackupFile("resources/unleash-repo-without-feature-field.json")
.Build();
var fileGivingNullFeature = new ToggleBackupHandlerFile(config);
Assert.NotNull(fileGivingNullFeature.Read());
}
internal UnleashMetricServiceImpl(UnleashConfig unleashConfig,
UnleashMetricsSender unleashMetricsSender,
IUnleashScheduledExecutor executor)
{
_currentMetricsBucket = new MetricsBucket();
_started = DateTime.UtcNow;
_unleashConfig = unleashConfig;
_metricsInterval = unleashConfig.SendMetricsInterval;
_unleashMetricsSender = unleashMetricsSender;
_unleashExecutor = executor;
executor.SetInterval(async s => await SendMetrics(s), _metricsInterval, _metricsInterval);
}
public void test_read_without_file()
{
UnleashConfig config = UnleashConfig.TheBuilder()
.AppName("test")
.UnleashAPI("http://unleash.org")
.BackupFile("/does/not/exist.json")
.Build();
ToggleBackupHandlerFile toggleBackupHandlerFile = new ToggleBackupHandlerFile(config);
ToggleCollection toggleCollection = toggleBackupHandlerFile.Read();
Assert.Null(toggleCollection.GetToggle("presentFeature"));
}
public FeatureToggleRepository(
UnleashConfig unleashConfig,
IUnleashScheduledExecutor executor,
IToggleFetcher toggleFetcher,
IToggleBackupHandler toggleBackupHandler)
{
_toggleBackupHandler = toggleBackupHandler;
_toggleFetcher = toggleFetcher;
_toggleCollection = toggleBackupHandler.Read();
_executor = executor;
_executor.SetInterval(s => UpdateToggles(s).Wait(), 0, unleashConfig.FetchTogglesInterval);
}
public void test_read_old_format_with_strategies()
{
UnleashConfig config = UnleashConfig.TheBuilder()
.AppName("test")
.UnleashAPI("http://unleash.org")
.BackupFile("resources/unleash-repo-v0.json")
.Build();
var toggleBackupHandlerFile = new ToggleBackupHandlerFile(config);
var toggleCollection = toggleBackupHandlerFile.Read();
Assert.NotNull(toggleCollection.GetToggle("featureCustomStrategy"));
Assert.Single(toggleCollection.GetToggle("featureCustomStrategy").Strategies);
Assert.Equal("customValue", toggleCollection.GetToggle("featureCustomStrategy").Strategies.First().Parameters["customParameter"]);
}
public void backup_toggles_should_be_loaded_at_startup()
{
UnleashConfig config = UnleashConfig.TheBuilder()
.AppName("test")
.UnleashAPI("http://localhost:4242/api/")
.FetchTogglesInterval(long.MaxValue)
.Build();
var toggleBackupHandler = A.Fake <IToggleBackupHandler>();
var toggleFetcher = A.Fake <IToggleFetcher>();
var executor = A.Fake <IUnleashScheduledExecutor>();
new FeatureToggleRepository(config, executor, toggleFetcher, toggleBackupHandler);
A.CallTo(() => toggleBackupHandler.Read()).MustHaveHappened(Repeated.Exactly.Once);
}
private async Task <HttpStatusCode> Post(string url, Object o, string operation)
{
var request = new HttpRequestMessage(HttpMethod.Post, UnleashURLs.FetchTogglesUri);
UnleashConfig.SetRequestProperties(request.Headers, _unleashConfig);
request.Headers.Add("Cache-Control", "no-cache"); // CacheControl.NoCache = true;
request.Content = new StringContent(JsonConvert.SerializeObject(o), Encoding.UTF8, "application/json");
var result = await HttpClient.SendAsync(request);
if (!result.IsSuccessStatusCode)
{
Logger.WarnFormat("failed to {Operation}: statuscode {StatusCode}", operation, result.StatusCode);
}
return(result.StatusCode);
}
public void should_record_and_send_metrics()
{
UnleashConfig config = UnleashConfig
.TheBuilder()
.AppName("test")
.SendMetricsInterval(10)
.UnleashAPI("http://unleash.com")
.Build();
var executor = A.Fake <IUnleashScheduledExecutor>();
var sender = A.Fake <UnleashMetricsSender>();
var sendMetricsCallback = new Capture <TimerCallback>();
A.CallTo(() => executor.SetInterval(sendMetricsCallback, A <long> .Ignored, A <long> .Ignored)).Returns(new AutoResetEvent(false));
var clientMetricsArgumentCaptor = new Capture <ClientMetrics>();
A.CallTo(() => sender.SendMetrics(clientMetricsArgumentCaptor)).Returns(Task.FromResult(0));
var unleashMetricService = new UnleashMetricServiceImpl(config, sender, executor);
unleashMetricService.Count("someToggle", true);
unleashMetricService.Count("someToggle", false);
unleashMetricService.Count("someToggle", true);
unleashMetricService.Count("otherToggle", true);
//Call the sendMetricsCallback
// var sendMetricsCallback = ArgumentCaptor.forClass(Runnable.class);
// verify(executor).setInterval(sendMetricsCallback.capture(), anyLong(), anyLong());
// sendMetricsCallback.getValue().run();
//verify(sender).sendMetrics(clientMetricsArgumentCaptor.capture());
sendMetricsCallback.Value.Invoke(null);
var clientMetrics = clientMetricsArgumentCaptor.Value;
var bucket = clientMetricsArgumentCaptor.Value.Bucket;
Assert.Equal(config.AppName, clientMetrics.AppName);
Assert.Equal(config.InstanceId, clientMetrics.InstanceId);
Assert.True(bucket.Start > DateTime.MinValue);
Assert.True(bucket.Stop > DateTime.MinValue);
Assert.Equal(2, bucket.Toggles.Count);
Assert.Equal(2, bucket.Toggles["someToggle"].Yes);
Assert.Equal(1, bucket.Toggles["someToggle"].No);
}
public async Task <FeatureToggleResponse> FetchToggles()
{
var request = new HttpRequestMessage(HttpMethod.Get, UnleashURLs.FetchTogglesUri);
if (!string.IsNullOrEmpty(_etag))
{
request.Headers.IfNoneMatch.Add(new EntityTagHeaderValue(_etag));
}
//useCache(true)
UnleashConfig.SetRequestProperties(request.Headers, _unleashConfig);
var result = await HttpClient.SendAsync(request);
return(await(result.IsSuccessStatusCode ?
GetToggleResponse(result) :
Task.FromResult(FeatureToggleResponse.NotChanged())));
}
public void should_register_future_for_sending_interval_regualry()
{
long interval = 10;
UnleashConfig config = UnleashConfig
.TheBuilder()
.AppName("test")
.SendMetricsInterval(interval)
.UnleashAPI("http://unleash.com")
.Build();
var executor = A.Fake <IUnleashScheduledExecutor>();
var unleashMetricService = new UnleashMetricServiceImpl(config, executor);
A.CallTo(() => executor.SetInterval(
A <TimerCallback> .Ignored,
A <long> .That.IsEqualTo(interval),
A <long> .That.IsEqualTo(interval)))
.MustHaveHappened(Repeated.Exactly.Once);
}
public void test_write_strategies()
{
var backupFile = Path.GetTempPath() + Path.PathSeparator + "unleash-repo-test-write.json";
var config = UnleashConfig.TheBuilder()
.AppName("test")
.UnleashAPI("http://unleash.org")
.BackupFile(backupFile)
.Build();
var staticData = "{\"features\": [{\"name\": \"writableFeature\",\"enabled\": true,\"strategy\": \"default\"}]}";
var toggleCollection = JsonToggleParser.FromJson(staticData);
var toggleBackupHandlerFile = new ToggleBackupHandlerFile(config);
toggleBackupHandlerFile.Write(toggleCollection);
toggleBackupHandlerFile = new ToggleBackupHandlerFile(config);
toggleCollection = toggleBackupHandlerFile.Read();
Assert.NotNull(toggleCollection.GetToggle("writableFeature"));
}
public async Task should_send_client_registration()
{
_server.Given(
Request
.Create()
.WithPath("/client/register")
.WithHeader("UNLEASH-APPNAME", "test-app")
.UsingGet())
.RespondWith(
Response
.Create()
.WithStatusCode(200)
);
var uri = new Uri("http://localhost:" + _server.Ports.First());
var config = UnleashConfig.TheBuilder().AppName("test-app").UnleashAPI(uri).Build();
var sender = new UnleashMetricsSender(config);
await sender.RegisterClient(new ClientRegistration(config, DateTime.Now, new HashSet <string>()));
}
public void should_add_custom_headers_to_connection_if_present()
{
string unleashAPI = "http://unleash.org";
string headerName = "UNLEASH-CUSTOM-TEST-HEADER";
string headerValue = "Some value";
UnleashConfig unleashConfig = UnleashConfig.TheBuilder()
.AppName("my-app")
.InstanceId("my-instance-1")
.UnleashAPI(unleashAPI)
.CustomHttpHeader(headerName, headerValue)
.Build();
var someUrl = new Uri(unleashAPI + "/some/arbitrary/path");
var request = new HttpRequestMessage(HttpMethod.Get, someUrl);
UnleashConfig.SetRequestProperties(request.Headers, unleashConfig);
Assert.Single(request.Headers.GetValues(headerName));
Assert.Equal(headerValue, request.Headers.GetValues(headerName).First());
}
public void given_empty_body()
{
_server.Given(
Request
.Create()
.WithPath("/features")
.WithHeader("Accept", "application/json")
.UsingGet())
.RespondWith(
Response
.Create()
.WithStatusCode(200)
.WithHeader("Content-Type", "application/json")
);
var uri = new Uri("http://localhost:" + _server.Ports.First());
var config = UnleashConfig.TheBuilder().AppName("test").UnleashAPI(uri).Build();
var httpToggleFetcher = new HttpToggleFetcher(config);
Assert.ThrowsAnyAsync <Exception>(async() => await httpToggleFetcher.FetchToggles());
}
public async Task should_send_client_metrics()
{
_server.Given(
Request
.Create()
.WithPath("/client/metrics")
.WithHeader("UNLEASH-APPNAME", "test-app")
.UsingGet())
.RespondWith(
Response
.Create()
.WithStatusCode(200)
);
var uri = new Uri("http://localhost:" + _server.Ports.First());
var config = UnleashConfig.TheBuilder().AppName("test-app").UnleashAPI(uri).Build();
var sender = new UnleashMetricsSender(config);
var bucket = new MetricsBucket();
var metrics = new ClientMetrics(config, bucket);
await sender.SendMetrics(metrics);
}
public void should_add_app_name_and_instance_id_and_user_agent_to_connection() //throws IOException
{
string appName = "my-app";
string instanceId = "my-instance-1";
string unleashAPI = "http://unleash.org";
var unleashConfig = UnleashConfig.TheBuilder()
.AppName(appName)
.InstanceId(instanceId)
.UnleashAPI(unleashAPI)
.Build();
var someUrl = new Uri(unleashAPI + "/some/arbitrary/path");
var request = new HttpRequestMessage(HttpMethod.Get, someUrl);
UnleashConfig.SetRequestProperties(request.Headers, unleashConfig);
Assert.Single(request.Headers.GetValues(UnleashConfig.UNLEASH_APP_NAME_HEADER));
Assert.Equal(appName, request.Headers.GetValues(UnleashConfig.UNLEASH_APP_NAME_HEADER).First());
Assert.Single(request.Headers.GetValues(UnleashConfig.UNLEASH_INSTANCE_ID_HEADER));
Assert.Equal(instanceId, request.Headers.GetValues(UnleashConfig.UNLEASH_INSTANCE_ID_HEADER).First());
Assert.Equal(appName, request.Headers.GetValues("User-Agent").First());
}
public async Task should_send_metrics()
{
UnleashConfig config = UnleashConfig
.TheBuilder()
.AppName("test")
.SendMetricsInterval(10)
.UnleashAPI("http://unleash.com")
.Build();
var executor = A.Fake <IUnleashScheduledExecutor>();
var sender = A.Fake <UnleashMetricsSender>();
var sendMetricsCallback = new Capture <TimerCallback>();
A.CallTo(() => executor.SetInterval(sendMetricsCallback, A <long> .Ignored, A <long> .Ignored)).Returns(new AutoResetEvent(false));
var unleashMetricService = new UnleashMetricServiceImpl(config, sender, executor);
sendMetricsCallback.Value.Invoke(null);
A.CallTo(() => sender.SendMetrics(
A <ClientMetrics> .Ignored))
.MustHaveHappened(Repeated.Exactly.Once);
}