/** Test of isNullOrEmpty method, of class Tools. Input: null Expected: true */
@Test
public void testIsNullOrEmptyInputNull() {
String value = null;
Boolean expResult = true;
Boolean result = Tools.isNullOrEmpty(value);
assertEquals(expResult, result);
}
/** Test of isNullOrEmpty method, of class Tools. Input: valid string Expected: true */
@Test
public void testIsNullOrEmptyInputNotEmpty() {
String value = "XXX";
Boolean expResult = false;
Boolean result = Tools.isNullOrEmpty(value);
assertEquals(expResult, result);
}
/**
* Create ServiceClient from the specified connection string
*
* @param connectionString - Connection string for the IotHub
* @return
*/
public static ServiceClient createFromConnectionString(String connectionString) throws Exception {
if (Tools.isNullOrEmpty(connectionString)) {
throw new IllegalArgumentException(connectionString);
}
IotHubConnectionString iotHubConnectionString =
IotHubConnectionStringBuilder.createConnectionString(connectionString);
IotHubServiceClient iotServiceClient = new IotHubServiceClient(iotHubConnectionString);
return iotServiceClient;
}
@Test
public void service_client_e2e() throws Exception {
if (Tools.isNullOrEmpty(connectionString)) {
throw new IllegalArgumentException(
"Environment variable is not set: " + connectionStringEnvVarName);
}
// Arrange
// We remove and recreate the device for a clean start
RegistryManager registryManager = RegistryManager.createFromConnectionString(connectionString);
try {
registryManager.removeDevice(deviceId);
} catch (IOException | IotHubException e) {
}
Device deviceAdded = Device.createFromId(deviceId);
registryManager.addDevice(deviceAdded);
Device deviceGetBefore = registryManager.getDevice(deviceId);
// Act
// Create service client
ServiceClient serviceClient = ServiceClient.createFromConnectionString(connectionString);
CompletableFuture<Void> futureOpen = serviceClient.openAsync();
futureOpen.get();
CompletableFuture<Void> completableFuture = serviceClient.sendAsync(deviceId, message);
completableFuture.get();
Device deviceGetAfter = registryManager.getDevice(deviceId);
CompletableFuture<Void> futureClose = serviceClient.closeAsync();
futureClose.get();
registryManager.removeDevice(deviceId);
// Assert
assertEquals(deviceGetBefore.getDeviceId(), deviceGetAfter.getDeviceId());
assertEquals(0, deviceGetBefore.getCloudToDeviceMessageCount());
assertEquals(1, deviceGetAfter.getCloudToDeviceMessageCount());
}