Fix valgrind issues in E2E tests (#2192)

* handle IoTHubDeviceTwin_GetTwin network error

* pr feedback

* Fix valgrind issues in E2E tests

iothub_client/tests/common_dt_e2e/iothubclient_common_dt_e2e.c

@@ -905,6 +905,11 @@ void dt_e2e_send_module_id_test(IOTHUB_CLIENT_TRANSPORT_PROVIDER protocol, IOTHU
 
     char *twinData = dt_e2e_get_twin_from_service(serviceClientDeviceTwinHandle, deviceToUse);
 
+    IoTHubDeviceTwin_Destroy(serviceClientDeviceTwinHandle);
+    IoTHubServiceClientAuth_Destroy(iotHubServiceClientHandle);
+    destroy_on_device_or_module();
+    device_desired_deinit(deviceDesiredData);
+
     JSON_Value *rootValue = json_parse_string(twinData);
     ASSERT_IS_NOT_NULL(rootValue);
     JSON_Object *rootObject = json_value_get_object(rootValue);
@@ -916,10 +921,6 @@ void dt_e2e_send_module_id_test(IOTHUB_CLIENT_TRANSPORT_PROVIDER protocol, IOTHU
     // cleanup
     json_value_free(rootValue);
     free(twinData);
-    IoTHubDeviceTwin_Destroy(serviceClientDeviceTwinHandle);
-    IoTHubServiceClientAuth_Destroy(iotHubServiceClientHandle);
-    destroy_on_device_or_module();
-    device_desired_deinit(deviceDesiredData);
 }
 
 

iothub_client/tests/common_e2e/iothubclient_common_e2e.c

@@ -607,7 +607,7 @@ static void client_connect_to_hub(IOTHUB_PROVISIONED_DEVICE* deviceToUse, IOTHUB
 
     if (test_protocol_type == TEST_AMQP || test_protocol_type == TEST_AMQP_WEBSOCKETS)
     {
-        unsigned int svc2cl_keep_alive_timeout_secs = 120; // service will send pings at 120 x 7/8 = 105 seconds. Higher the value, lesser the frequency of service side pings.
+        size_t svc2cl_keep_alive_timeout_secs = 120; // service will send pings at 120 x 7/8 = 105 seconds. Higher the value, lesser the frequency of service side pings.
         setoption_on_device_or_module(OPTION_SERVICE_SIDE_KEEP_ALIVE_FREQ_SECS, &svc2cl_keep_alive_timeout_secs, "Cannot set OPTION_SERVICE_SIDE_KEEP_ALIVE_FREQ_SECS");
 
         // Set keep alive for remote idle is optional. If it is not set the default ratio of 1/2 will be used. For default value of 4 minutes, it will be 2 minutes (120 seconds)