public async Task GetDeviceByDevEUIAsync_When_Api_Returns_Empty_Should_Return_Null()
{
var deviceApi = new Mock <LoRaDeviceAPIServiceBase>(MockBehavior.Strict);
deviceApi.Setup(x => x.GetPrimaryKeyByEuiAsync(It.IsNotNull <DevEui>()))
.ReturnsAsync((string)null);
var deviceClient = new Mock <ILoRaDeviceClient>(MockBehavior.Strict);
var deviceFactory = new TestLoRaDeviceFactory(deviceClient.Object, DeviceCache);
using var deviceRegistry = new LoRaDeviceRegistry(
ServerConfiguration,
this.cache,
deviceApi.Object,
deviceFactory,
DeviceCache);
var actual = await deviceRegistry.GetDeviceByDevEUIAsync(new DevEui(1));
Assert.Null(actual);
deviceApi.VerifyAll();
deviceClient.VerifyAll();
}
public async Task When_Device_Is_Assigned_To_Another_Gateway_Cache_Locally_And_Return_Null()
{
var simulatedDevice = new SimulatedDevice(TestDeviceInfo.CreateABPDevice(1, gatewayID: "another-gateway"));
var apiService = new Mock <LoRaDeviceAPIServiceBase>(MockBehavior.Strict);
var iotHubDeviceInfo = new IoTHubDeviceInfo(simulatedDevice.LoRaDevice.DevAddr, simulatedDevice.LoRaDevice.DevEui, "pk")
{
GatewayId = "another-gateway",
NwkSKey = simulatedDevice.NwkSKey.Value
};
apiService.Setup(x => x.SearchByDevAddrAsync(It.IsAny <DevAddr>()))
.ReturnsAsync(new SearchDevicesResult(iotHubDeviceInfo.AsList()));
var deviceFactory = new TestLoRaDeviceFactory(LoRaDeviceClient.Object, DeviceCache, ConnectionManager);
using var target = new LoRaDeviceRegistry(ServerConfiguration, this.cache, apiService.Object, deviceFactory, DeviceCache);
// request #1
var payload1 = simulatedDevice.CreateUnconfirmedDataUpMessage("1", fcnt: 11);
using var request1 = WaitableLoRaRequest.Create(payload1);
target.GetLoRaRequestQueue(request1).Queue(request1);
Assert.True(await request1.WaitCompleteAsync());
Assert.True(request1.ProcessingFailed);
Assert.Equal(LoRaDeviceRequestFailedReason.BelongsToAnotherGateway, request1.ProcessingFailedReason);
// request #2
var payload2 = simulatedDevice.CreateUnconfirmedDataUpMessage("2", fcnt: 12);
using var request2 = WaitableLoRaRequest.Create(payload2);
target.GetLoRaRequestQueue(request2).Queue(request2);
Assert.True(await request2.WaitCompleteAsync());
Assert.True(request2.ProcessingFailed);
Assert.Equal(LoRaDeviceRequestFailedReason.BelongsToAnotherGateway, request2.ProcessingFailedReason);
// Device was searched by DevAddr
apiService.VerifyAll();
apiService.Verify(x => x.SearchByDevAddrAsync(It.IsAny <DevAddr>()), Times.Once());
// Device should not be connected
LoRaDeviceClient.VerifyAll();
LoRaDeviceClient.Verify(x => x.GetTwinAsync(CancellationToken.None), Times.Never());
LoRaDeviceClient.Verify(x => x.Disconnect(), Times.Never());
// device is in cache
Assert.True(DeviceCache.TryGetForPayload(request1.Payload, out var loRaDevice));
Assert.False(loRaDevice.IsOurDevice);
}
public async Task When_Device_Does_Not_Match_Gateway_Should_Fail_Request()
{
var simulatedDevice = new SimulatedDevice(TestDeviceInfo.CreateABPDevice(1, gatewayID: "a_different_one"));
var payload = simulatedDevice.CreateUnconfirmedDataUpMessage("1234");
var apiService = new Mock <LoRaDeviceAPIServiceBase>();
var iotHubDeviceInfo = new IoTHubDeviceInfo(simulatedDevice.LoRaDevice.DevAddr, simulatedDevice.LoRaDevice.DevEui, "pk")
{
GatewayId = "a_different_one",
NwkSKey = simulatedDevice.NwkSKey.Value
};
apiService.Setup(x => x.SearchByDevAddrAsync(It.IsAny <DevAddr>()))
.ReturnsAsync(new SearchDevicesResult(iotHubDeviceInfo.AsList()));
var loRaDeviceClient = new Mock <ILoRaDeviceClient>(MockBehavior.Loose);
using var deviceCache = LoRaDeviceCacheDefault.CreateDefault();
var deviceFactory = new TestLoRaDeviceFactory(loRaDeviceClient.Object, deviceCache, this.connectionManager);
var target = new DeviceLoaderSynchronizer(
simulatedDevice.DevAddr.Value,
apiService.Object,
deviceFactory,
new NetworkServerConfiguration(),
deviceCache,
null,
NullLogger <DeviceLoaderSynchronizer> .Instance);
_ = target.LoadAsync();
using var request = WaitableLoRaRequest.Create(payload);
target.Queue(request);
Assert.True(await request.WaitCompleteAsync());
Assert.True(request.ProcessingFailed);
Assert.Equal(LoRaDeviceRequestFailedReason.BelongsToAnotherGateway, request.ProcessingFailedReason);
// device should not be initialized, since it belongs to another gateway
loRaDeviceClient.Verify(x => x.GetTwinAsync(CancellationToken.None), Times.Never());
// device should not be disconnected (was never connected)
loRaDeviceClient.Verify(x => x.Disconnect(), Times.Never());
// Device was searched by DevAddr
apiService.VerifyAll();
// Device was created by factory
loRaDeviceClient.VerifyAll();
}
public async Task When_Device_Is_Assigned_To_Another_Gateway_After_No_Connection_Should_Be_Established()
{
const string gatewayId = "another-gateway";
var simulatedDevice = new SimulatedDevice(TestDeviceInfo.CreateABPDevice(1, gatewayID: gatewayId));
var apiService = new Mock <LoRaDeviceAPIServiceBase>(MockBehavior.Strict);
var iotHubDeviceInfo = new IoTHubDeviceInfo(simulatedDevice.LoRaDevice.DevAddr, simulatedDevice.LoRaDevice.DevEui, "pk")
{
NwkSKey = simulatedDevice.NwkSKey.Value, GatewayId = gatewayId
};
apiService.Setup(x => x.SearchByDevAddrAsync(It.IsAny <DevAddr>()))
.ReturnsAsync(new SearchDevicesResult(iotHubDeviceInfo.AsList()));
var deviceFactory = new TestLoRaDeviceFactory(LoRaDeviceClient.Object, DeviceCache, ConnectionManager);
using var target = new LoRaDeviceRegistry(ServerConfiguration, this.cache, apiService.Object, deviceFactory, DeviceCache);
// setup 2 requests - ensure the cache is validated before fetching from the function
var requests = Enumerable.Range(1, 2).Select((n) =>
{
var payload = simulatedDevice.CreateUnconfirmedDataUpMessage(n.ToString(CultureInfo.InvariantCulture), fcnt: (uint)n + 10);
var request = WaitableLoRaRequest.Create(payload);
target.GetLoRaRequestQueue(request).Queue(request);
return(request);
}
).ToList();
foreach (var request in requests)
{
Assert.True(await request.WaitCompleteAsync());
Assert.True(request.ProcessingFailed);
Assert.Equal(LoRaDeviceRequestFailedReason.BelongsToAnotherGateway, request.ProcessingFailedReason);
}
// Device was searched by DevAddr
apiService.VerifyAll();
apiService.Verify(x => x.SearchByDevAddrAsync(It.IsAny <DevAddr>()), Times.Once());
LoRaDeviceClient.Verify(x => x.GetTwinAsync(CancellationToken.None), Times.Never());
// device is in cache
Assert.True(DeviceCache.TryGetForPayload(requests.First().Payload, out var cachedLoRaDevice));
Assert.False(cachedLoRaDevice.IsOurDevice);
}
public async Task When_Loading_Device_By_DevEUI_Should_Be_Able_To_Load_By_DevAddr()
{
var simDevice = new SimulatedDevice(TestDeviceInfo.CreateABPDevice(1));
var deviceApi = new Mock <LoRaDeviceAPIServiceBase>(MockBehavior.Strict);
deviceApi.Setup(x => x.GetPrimaryKeyByEuiAsync(simDevice.DevEUI))
.ReturnsAsync("123");
var deviceClient = new Mock <ILoRaDeviceClient>(MockBehavior.Loose);
deviceClient.Setup(x => x.GetTwinAsync(CancellationToken.None))
.ReturnsAsync(simDevice.CreateABPTwin());
var handlerImplementation = new Mock <ILoRaDataRequestHandler>(MockBehavior.Strict);
handlerImplementation.Setup(x => x.ProcessRequestAsync(It.IsNotNull <LoRaRequest>(), It.IsNotNull <LoRaDevice>()))
.Returns <LoRaRequest, LoRaDevice>((req, device) =>
{
return(Task.FromResult(new LoRaDeviceRequestProcessResult(device, req)));
});
var deviceFactory = new TestLoRaDeviceFactory(deviceClient.Object, handlerImplementation.Object, DeviceCache, ConnectionManager);
using var deviceRegistry = new LoRaDeviceRegistry(
ServerConfiguration,
this.cache,
deviceApi.Object,
deviceFactory,
DeviceCache);
Assert.NotNull(await deviceRegistry.GetDeviceByDevEUIAsync(simDevice.DevEUI));
var payload = simDevice.CreateUnconfirmedDataUpMessage("1");
using var request = WaitableLoRaRequest.Create(payload);
deviceRegistry.GetLoRaRequestQueue(request).Queue(request);
Assert.True(await request.WaitCompleteAsync());
handlerImplementation.VerifyAll();
deviceApi.VerifyAll();
deviceClient.Verify(x => x.GetTwinAsync(CancellationToken.None), Times.Once());
}
public DefaultClassCDevicesMessageSenderTest()
{
this.serverConfiguration = new NetworkServerConfiguration()
{
GatewayID = ServerGatewayID,
};
this.loRaRegion = RegionManager.EU868;
this.downstreamMessageSender = new Mock <IDownstreamMessageSender>(MockBehavior.Strict);
this.deviceApi = new Mock <LoRaDeviceAPIServiceBase>(MockBehavior.Strict);
this.deviceClient = new Mock <ILoRaDeviceClient>(MockBehavior.Loose);
this.cache = new MemoryCache(new MemoryCacheOptions());
#pragma warning disable CA2000 // Dispose objects before losing scope
this.loRaDeviceFactory = new TestLoRaDeviceFactory(this.deviceClient.Object, this.deviceCache, new LoRaDeviceClientConnectionManager(this.cache, NullLogger <LoRaDeviceClientConnectionManager> .Instance));
#pragma warning restore CA2000 // Dispose objects before losing scope
this.loRaDeviceRegistry = new LoRaDeviceRegistry(this.serverConfiguration, this.cache, this.deviceApi.Object, this.loRaDeviceFactory, this.deviceCache);
this.frameCounterStrategyProvider = new LoRaDeviceFrameCounterUpdateStrategyProvider(this.serverConfiguration, this.deviceApi.Object);
}
public ClassCCloudToDeviceMessageSizeLimitTests(ITestOutputHelper testOutputHelper)
{
this.serverConfiguration = new NetworkServerConfiguration()
{
GatewayID = ServerGatewayID,
};
this.loRaRegion = RegionManager.EU868;
DownstreamMessageSender = new TestDownstreamMessageSender();
this.deviceApi = new Mock <LoRaDeviceAPIServiceBase>(MockBehavior.Strict);
this.deviceClient = new Mock <ILoRaDeviceClient>(MockBehavior.Loose);
this.testOutputLoggerFactory = new TestOutputLoggerFactory(testOutputHelper);
this.cache = new MemoryCache(new MemoryCacheOptions());
this.connectionManager = new LoRaDeviceClientConnectionManager(this.cache, testOutputLoggerFactory.CreateLogger <LoRaDeviceClientConnectionManager>());
this.loRaDeviceFactory = new TestLoRaDeviceFactory(this.deviceClient.Object, this.deviceCache, this.connectionManager);
this.loRaDeviceRegistry = new LoRaDeviceRegistry(this.serverConfiguration, this.cache, this.deviceApi.Object, this.loRaDeviceFactory, this.deviceCache);
this.frameCounterStrategyProvider = new LoRaDeviceFrameCounterUpdateStrategyProvider(this.serverConfiguration, this.deviceApi.Object);
}
public async Task When_Device_Is_Not_In_Cache_And_Found_In_Api_Does_Not_Match_Mic_Should_Fail_Request(string deviceGatewayID)
{
var simulatedDevice = new SimulatedDevice(TestDeviceInfo.CreateABPDevice(1, gatewayID: deviceGatewayID));
var apiService = new Mock <LoRaDeviceAPIServiceBase>();
var iotHubDeviceInfo = new IoTHubDeviceInfo(simulatedDevice.LoRaDevice.DevAddr, simulatedDevice.LoRaDevice.DevEui, "pk");
apiService.Setup(x => x.SearchByDevAddrAsync(It.IsAny <DevAddr>()))
.ReturnsAsync(new SearchDevicesResult(iotHubDeviceInfo.AsList()));
// Will get device twin
var loRaDeviceClient = new Mock <ILoRaDeviceClient>(MockBehavior.Loose);
loRaDeviceClient.Setup(x => x.GetTwinAsync(CancellationToken.None))
.ReturnsAsync(TestUtils.CreateABPTwin(simulatedDevice));
using var deviceCache = LoRaDeviceCacheDefault.CreateDefault();
var deviceFactory = new TestLoRaDeviceFactory(loRaDeviceClient.Object, deviceCache, this.connectionManager);
var target = new DeviceLoaderSynchronizer(
simulatedDevice.DevAddr.Value,
apiService.Object,
deviceFactory,
new NetworkServerConfiguration(),
deviceCache,
null,
NullLogger <DeviceLoaderSynchronizer> .Instance);
_ = target.LoadAsync();
var payload = simulatedDevice.CreateUnconfirmedDataUpMessage("1234", appSKey: simulatedDevice.AppSKey, nwkSKey: TestKeys.CreateNetworkSessionKey(0xEEAAFF));
using var request = WaitableLoRaRequest.Create(payload);
target.Queue(request);
Assert.True(await request.WaitCompleteAsync());
Assert.True(request.ProcessingFailed);
Assert.Equal(LoRaDeviceRequestFailedReason.NotMatchingDeviceByMicCheck, request.ProcessingFailedReason);
// Device was searched by DevAddr
apiService.VerifyAll();
loRaDeviceClient.VerifyAll();
}
public async Task When_Device_Is_Not_In_Cache_And_Found_In_Api_Should_Cache_And_Process_Request(string deviceGatewayID)
{
var simulatedDevice = new SimulatedDevice(TestDeviceInfo.CreateABPDevice(1, gatewayID: deviceGatewayID));
var payload = simulatedDevice.CreateUnconfirmedDataUpMessage("1234");
var apiService = new Mock <LoRaDeviceAPIServiceBase>();
var iotHubDeviceInfo = new IoTHubDeviceInfo(simulatedDevice.LoRaDevice.DevAddr, simulatedDevice.LoRaDevice.DevEui, "pk")
{
GatewayId = deviceGatewayID
};
apiService.Setup(x => x.SearchByDevAddrAsync(It.IsAny <DevAddr>()))
.ReturnsAsync(new SearchDevicesResult(iotHubDeviceInfo.AsList()));
// device will be initialized
LoRaDeviceClient.Setup(x => x.GetTwinAsync(CancellationToken.None))
.ReturnsAsync(simulatedDevice.CreateABPTwin());
using var request = WaitableLoRaRequest.Create(payload);
var requestHandler = new Mock <ILoRaDataRequestHandler>(MockBehavior.Strict);
requestHandler.Setup(x => x.ProcessRequestAsync(request, It.IsNotNull <LoRaDevice>()))
.ReturnsAsync(new LoRaDeviceRequestProcessResult(null, request));
var deviceFactory = new TestLoRaDeviceFactory(LoRaDeviceClient.Object, requestHandler.Object, DeviceCache, ConnectionManager);
using var target = new LoRaDeviceRegistry(ServerConfiguration, this.cache, apiService.Object, deviceFactory, DeviceCache);
target.GetLoRaRequestQueue(request).Queue(request);
Assert.True(await request.WaitCompleteAsync());
Assert.True(request.ProcessingSucceeded);
// Device was searched by DevAddr
apiService.VerifyAll();
// ensure device is in cache
Assert.True(DeviceCache.TryGetForPayload(request.Payload, out var actualCachedLoRaDevice));
// request was handled
requestHandler.VerifyAll();
}
public async Task When_Loading_Device_By_DevAddr_Should_Be_Able_To_Load_By_DevEUI()
{
var simDevice = new SimulatedDevice(TestDeviceInfo.CreateABPDevice(1));
var deviceApi = new Mock <LoRaDeviceAPIServiceBase>(MockBehavior.Strict);
deviceApi.Setup(x => x.SearchByDevAddrAsync(simDevice.DevAddr.Value))
.ReturnsAsync(new SearchDevicesResult(new IoTHubDeviceInfo(simDevice.DevAddr, simDevice.DevEUI, "123").AsList()));
var deviceClient = new Mock <ILoRaDeviceClient>(MockBehavior.Loose);
deviceClient.Setup(x => x.GetTwinAsync(CancellationToken.None))
.ReturnsAsync(simDevice.CreateABPTwin());
var handlerImplementation = new Mock <ILoRaDataRequestHandler>(MockBehavior.Strict);
var deviceFactory = new TestLoRaDeviceFactory(deviceClient.Object, handlerImplementation.Object, DeviceCache, ConnectionManager);
using var deviceRegistry = new LoRaDeviceRegistry(
ServerConfiguration,
this.cache,
deviceApi.Object,
deviceFactory,
DeviceCache);
var payload = simDevice.CreateUnconfirmedDataUpMessage("1");
using var request = WaitableLoRaRequest.Create(payload);
deviceRegistry.GetLoRaRequestQueue(request).Queue(request);
Assert.True(await request.WaitCompleteAsync());
await Task.Delay(50);
Assert.NotNull(await deviceRegistry.GetDeviceByDevEUIAsync(simDevice.DevEUI));
handlerImplementation.VerifyAll();
deviceApi.VerifyAll();
deviceClient.VerifyAll();
deviceClient.Verify(x => x.GetTwinAsync(CancellationToken.None), Times.Once());
}
public void When_Cache_Clear_Is_Called_Should_Removed_Cached_Devices(string deviceGatewayID)
{
LoRaDeviceClient.Setup(ldc => ldc.Dispose());
const int deviceCount = 10;
var deviceList = new HashSet <LoRaDevice>();
var apiService = new Mock <LoRaDeviceAPIServiceBase>();
var deviceFactory = new TestLoRaDeviceFactory(LoRaDeviceClient.Object, DeviceCache);
using var target = new LoRaDeviceRegistry(ServerConfiguration, this.cache, apiService.Object, deviceFactory, DeviceCache);
using var connectionManager = new SingleDeviceConnectionManager(LoRaDeviceClient.Object);
for (var deviceID = 1; deviceID <= deviceCount; ++deviceID)
{
var simulatedDevice = new SimulatedDevice(TestDeviceInfo.CreateABPDevice((uint)deviceID, gatewayID: deviceGatewayID));
#pragma warning disable CA2000 // Dispose objects before losing scope - transfer ownership
var device = TestUtils.CreateFromSimulatedDevice(simulatedDevice, connectionManager);
#pragma warning restore CA2000 // Dispose objects before losing scope
DeviceCache.Register(device);
deviceList.Add(device);
}
Assert.Equal(deviceCount, DeviceCache.CalculateStatistics().Count);
// Device was searched by DevAddr
apiService.VerifyAll();
// Device was created by factory
this.loraDeviceFactoryMock.VerifyAll();
// ensure all devices are in cache
Assert.Equal(deviceCount, deviceList.Count(x => DeviceCache.TryGetByDevEui(x.DevEUI, out _)));
target.ResetDeviceCache();
Assert.False(deviceList.Any(x => DeviceCache.TryGetByDevEui(x.DevEUI, out _)), "Should not find devices again");
}
