CN112954725A - Test method, communication system and NB-IoT device - Google Patents

Test method, communication system and NB-IoT device Download PDF

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Publication number
CN112954725A
CN112954725A CN202110185522.3A CN202110185522A CN112954725A CN 112954725 A CN112954725 A CN 112954725A CN 202110185522 A CN202110185522 A CN 202110185522A CN 112954725 A CN112954725 A CN 112954725A
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test
iot
iot device
network
network configuration
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CN112954725B (en
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袁小燕
王继辉
杨杨
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Shenzhen Goodix Technology Co Ltd
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Shenzhen Goodix Technology Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/06—Testing, supervising or monitoring using simulated traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The embodiment of the application provides a test method, a communication system and an NB-IoT device, wherein the test method is applied to a plurality of NB-IoT devices, the NB-IoT devices are connected with SDR equipment, and the test method comprises the following steps: each NB-IoT device is accessed to at least one of a plurality of NB-IoT service cells simulating an existing network and runs the test cases loaded on the NB-IoT device to interact with a simulation application server so as to test the NB-IoT device; wherein the NB-IoT serving cell simulating the existing network is a serving cell formed by loading network configuration parameters onto the SDR equipment. The embodiment of the application effectively realizes the automatic test of the NB-IoT device.

Description

Test method, communication system and NB-IoT device
Technical Field
The embodiment of the application relates to the technical field of testing, in particular to a testing method, a communication system and an NB-IoT device.
Background
NB-IoT (Narrow Band Internet of Things) is an emerging technology in the field of Internet of Things, and supports cellular data connection of low-power consumption equipment in a wide area network. Due to the advantages of wide coverage, multiple connections, low power consumption, low module cost and the like of the NB-IoT technology, the NB-IoT technology is widely applied to the fields of intelligent meter reading, intelligent parking, intelligent home, intelligent city, intelligent production and the like in the future, and generally needs to be tested in order to ensure the quality of the NB-IoT device.
When the NB-IoT device is tested, the whole testing process is implemented manually by a tester for each test, so that the testing efficiency is low, and the labor cost and the time cost of the test are high; therefore, how to automatically test NB-IoT devices becomes an urgent problem to be solved.
Disclosure of Invention
In view of the above, an objective of the present invention is to provide a testing method, a communication system and an NB-IoT device, so as to overcome or alleviate the above-mentioned drawbacks in the prior art.
In a first aspect, an embodiment of the present application provides a testing method, which is applied to a plurality of NB-IoT devices, the plurality of NB-IoT devices being connected to an SDR device, the testing method including:
each NB-IoT device is accessed to at least one of a plurality of NB-IoT service cells simulating an existing network and runs the test cases loaded on the NB-IoT device to interact with a simulation application server so as to test the NB-IoT device;
wherein the NB-IoT serving cell simulating the existing network is a serving cell formed by loading network configuration parameters onto the SDR equipment.
Optionally, in an embodiment of the present application, the NB-IoT serving cell simulating the existing network has a set signal transmission frequency to serve as a signal channel for the NB-IoT device to interact with the simulation application server.
Optionally, in an embodiment of the present application, the network configuration parameter is determined according to a network configuration parameter of an existing network, and is stored in a network configuration library, so as to perform at least one of addition and deletion on the network configuration parameter through the network configuration library, where the network configuration parameter of the existing network is extracted from an existing network log.
Optionally, in an embodiment of the present application, if there are multiple test cases loaded on the same NB-IoT device, when each NB-IoT device runs the test case loaded thereon, the test cases are sequentially run according to a running sequence configured by the multiple test cases.
Optionally, in an embodiment of the present application, before each of the NB-IoT devices accesses at least one of NB-IoT serving cells of a plurality of simulated existing networks and runs the test cases loaded thereon to interact with the simulated application server, the method further includes:
the plurality of test cases are loaded on the NB-IoT device according to the running sequence of the configuration under the control of a use case command sequence, and the plurality of network configuration parameters are loaded on the SDR equipment under the control of a configuration command sequence;
wherein at least one of the use case command sequence and the configuration command sequence is generated by a network element controller.
Optionally, in an embodiment of the present application, before each of the NB-IoT devices accesses at least one of NB-IoT serving cells of a plurality of simulated existing networks and runs the test cases loaded thereon to interact with the simulated application server, the method further includes: and adjusting the test cases loaded on the NB-IoT and/or adjusting the network configuration parameters loaded on the SDR equipment according to at least one of the operation states of the SDR equipment and the NB-IoT device monitored by the network element controller.
Optionally, in an embodiment of the present application, the operating state of the SDR device is monitored by the network element controller remotely logging in the SDR device through SSH; the operation state of the NB-IoT device is monitored by the network element controller through accessing the NB-IoT device through a remote application programming interface, and the operation state of the NB-IoT device comprises at least one of the operation state of the NB-IoT device on the eNodeB side and the operation state of the NB-IoT device on the MME side.
Optionally, in an embodiment of the present application, the testing method further includes: and performing at least one of existing network recovery test and fault location test on the NB-IoT device according to the adjusted test case and/or the network configuration parameters.
Optionally, in an embodiment of the present application, the test case is stored on a database server, and the test method further includes:
abstracting the NB-IoT device, the simulation application server and the database server into an object, and encapsulating test behaviors executed by the object in a test process into an action primitive set;
packaging the action primitive set into keywords, and generating the test case by assembling the keywords, wherein the keywords are used for controlling the execution of the test behavior;
and forming a test set by the plurality of test cases according to the configured running sequence.
Optionally, in an embodiment of the present application, the plurality of test sockets form a test socket list, where the test socket list includes variables used by test cases, so as to construct different test cases based on different variables and the same test behavior.
Optionally, in an embodiment of the present application, the test suite list further includes at least one of an enable configuration of the test suite and a number of times of repeated operation of the test suite, so as to control operation of the test case on the NB-IoT device through the test suite list, where the number of times of repeated operation of the test suite includes a number of times of rerun after the test suite operation fails.
Optionally, in an embodiment of the present application, the test case has a corresponding relationship with the network configuration parameter; correspondingly, the test method further comprises the following steps: and loading the test cases to a plurality of NB-IoT devices and the network configuration parameters to the SDR equipment according to the corresponding relation.
Optionally, in an embodiment of the present application, the running, by each NB-IoT device, the test case loaded thereon includes: each NB-IoT device runs the test cases loaded on the NB-IoT device according to a test control configuration, wherein the test control configuration comprises AT least one of the long-time running and the number of failed re-running times of the test cases, the NB-IoT device is automatically restarted after an AT instruction is hung dead, and the test is stopped after the NB-IoT device is restarted and failed.
Optionally, in an embodiment of the present application, each NB-IoT serving cell simulating the existing network has an equal number of NB-IoT devices accessed thereon.
Optionally, in an embodiment of the present application, several NB-IoT devices have the same hardware resources and firmware resources, and several NB-IoT serving cells simulating the existing network are different, so as to perform a network compatibility test on the NB-IoT devices.
Optionally, in an embodiment of the present application, several NB-IoT devices have the same hardware resources and different firmware resources to perform at least a firmware contrast test on the NB-IoT devices.
Optionally, in an embodiment of the present application, the testing method further includes: the NB-IoT device repeatedly runs the test cases loaded on the NB-IoT device so as to perform a firmware stability test on the NB-IoT device.
Optionally, in an embodiment of the present application, several NB-IoT devices are connected to the SDR device through a power divider, so that several NB-IoT devices interact with the simulation application server through the same power divider.
Optionally, in an embodiment of the present application, the testing method further includes: and generating a test report according to a set test statistic item, wherein the test statistic item comprises at least one of the number of times of restarting the NB-IoT device, whether the NB-IoT device is hung up, test time delay and the repeated operation success rate of the test case.
Optionally, in an embodiment of the present application, the testing method further includes: and generating a test report according to the set test classification item, wherein the test classification item comprises the generation of the test report based on the NB-IoT device or the generation of the test report based on the network configuration parameters.
In a second aspect, an embodiment of the present application provides a communication system, which includes an SDR apparatus and a plurality of NB-IoT devices, the NB-IoT devices being connected to the SDR apparatus, and the NB-IoT devices being configured to perform the testing method described in any of the embodiments of the present application.
In a third aspect, an NB-IoT device provided in an embodiment of the present application includes a memory and a processor, where the memory stores a computer executable program, and the processor runs the computer executable program to perform the testing method described in any embodiment of the present application.
The test scheme provided by the embodiment of the application is applied to a plurality of NB-IoT devices, the NB-IoT devices are connected with SDR equipment, each NB-IoT device is accessed to at least one of a plurality of NB-IoT service cells simulating an existing network, and a test case loaded on the NB-IoT device is run to interact with a simulation application server so as to test the NB-IoT device; the NB-IoT service cell simulating the existing network is a service cell formed by loading network configuration parameters onto the SDR equipment, so that the automatic test of the NB-IoT device is effectively realized, the test efficiency is improved, and the labor cost and the time cost are reduced.
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Some specific embodiments of the present application will be described in detail hereinafter by way of illustration and not limitation with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
FIG. 1 is a schematic diagram of a communication system according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a communication system according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of a communication system according to an embodiment of the present application;
FIG. 4 is a schematic diagram of a communication system according to an embodiment of the present application;
fig. 5 is a schematic flowchart of a testing method according to an embodiment of the present application.
Detailed Description
It is not necessary for any particular embodiment of the invention to achieve all of the above advantages at the same time.
In order to make those skilled in the art better understand the technical solutions in the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application shall fall within the scope of the protection of the embodiments in the present application.
The scheme provided by the embodiment of the application is applied to a plurality of NB-IoT devices, the NB-IoT devices are connected with SDR equipment, each NB-IoT device is accessed to at least one of a plurality of NB-IoT service cells simulating an existing network and runs a test case loaded on the NB-IoT device to interact with a simulation application server (for example, the simulation application server receives first test data sent by the NB-IoT device and sends second test data to the NB-IoT device) so as to test the NB-IoT device; the NB-IoT service cell simulating the existing network is a service cell formed by loading network configuration parameters onto the SDR equipment, so that the automatic test of the NB-IoT device is effectively realized, the test efficiency is improved, and the labor cost and the time cost are reduced.
The following further describes a specific implementation of the embodiments of the present application with reference to the drawings of the embodiments of the present application.
FIG. 1 is a schematic diagram of a communication system according to an embodiment of the present application; as shown in fig. 1, in the application scenario, the communication system includes: an SDR (Software Defined Radio) device and a plurality of NB-IoT devices, wherein the plurality of NB-IoT devices are connected with the SDR device, each NB-IoT device is accessed to at least one of a plurality of NB-IoT service cells simulating an existing network and runs test cases loaded on the NB-IoT device to interact with a simulation application server so as to test the NB-IoT device; wherein the NB-IoT serving cell simulating the existing network is a serving cell formed by loading network configuration parameters onto the SDR equipment.
Specifically, in an embodiment, the NB-IoT device may include at least one of an NB-IoT chip or an NB-IoT terminal. Additionally, the simulation application server may be formed on the SDR device by means of software, for example. Of course, in other embodiments, the simulation application server may be separately arranged.
Specifically, in an embodiment, the NB-IoT serving cell of the simulated existing network has a set signal transmission frequency as a signal channel for the NB-IoT device to interact with the simulated application server.
Specifically, in an embodiment, the network configuration parameter is determined according to a network configuration parameter of an existing network, and is stored in a network configuration library, so that the network configuration parameter is at least one of added and deleted through the network configuration library, wherein the network configuration parameter of the existing network is extracted from an existing network log.
Specifically, the current network includes but is not limited to current networks of China Mobile, China Unicom, China telecom. In an embodiment, the test personnel may collect the current network logs of each operator in each place, and automatically extract the network configuration parameters of the current network from the current network logs to form the network configuration library, or add the network configuration parameters of the current network to the existing network configuration library by a manual addition method.
Optionally, in an embodiment, the network configuration parameter includes, but is not limited to, at least one of the following: access class network configuration parameters, core network related network configuration parameters, and the like; the access-class network configuration parameters include parameters related to MIB (Master Information Block), SIB (System Information Block), and MSG4 (random access command-based instruction), and the core network-related network configuration parameters include parameters related to PSM (Power Saving Mode), eDRX (Extended Discontinuous Reception Mode). It should be noted that this is only an example, and is not the only limitation to the network configuration parameters.
Optionally, in an embodiment, if there are multiple test cases loaded on the same NB-IoT device, and each NB-IoT device runs the test case loaded thereon, the test cases are sequentially run according to the running sequence configured by the multiple test cases, so that the construction efficiency of the complex test case is improved, and the comprehensiveness and reliability of the automated test are ensured. Specifically, the plurality of test cases are loaded on the NB-IoT device according to the configured running order under the control of a case command sequence. Here, the configured operation sequence includes a predetermined operation sequence, or a random operation sequence.
Optionally, in an embodiment, the plurality of network configuration parameters are loaded on the SDR device under the control of the configuration command sequence, so that the construction efficiency of the network configuration parameters is improved, and the comprehensiveness and reliability of the automatic test are ensured.
Optionally, in an embodiment, at least one of the use case command sequence and the configuration command sequence is generated by a network element controller.
Further, in an embodiment, the cell controller may be configured on a test host, such that a plurality of the test cases are loaded on the NB-IoT device based on the cell controller of the test host, and a plurality of the network configuration parameters are loaded on the SDR apparatus.
Further, in an embodiment, the network configuration library may also be set on the test host, and the network configuration parameters to be loaded on the SDR device are sent to the SDR device through the test host. Here, it should be noted that the network configuration library is not limited to be set only on the test host, for example, it may also be set on the SDR device, so that when the network configuration parameters are loaded, the network configuration parameters may be obtained locally by the SDR device.
Optionally, in an embodiment, an interface for loading the network configuration parameters is provided on the SDR device, and the network element controller loads the network configuration parameters onto the interface so as to implement loading the network configuration parameters onto the SDR device.
Optionally, in an embodiment, the cell controller may be further configured to initiate a service simulating an existing NB-IoT serving cell, a test log copy simulating the existing NB-IoT serving cell to coordinate the test of the NB-IoT device.
Further, in an embodiment, the network element controller monitors at least one of the operating states of the SDR device and the NB-IoT device, so that the test case loaded on the NB-IoT and/or the network configuration parameter loaded on the SDR device can be adjusted according to the at least one of the operating states of the SDR device and the NB-IoT device monitored by the network element controller. Here, the adjusting of the test cases and the network configuration parameters may be specifically performed by a network element controller.
Specifically, in one embodiment, the operating status of the SDR device is monitored by the cell controller remotely logging in the SDR device via SSH (Secure Shell); the operation state of the NB-IoT device is monitored by the gateway controller accessing the NB-IoT device through a Remote Application Programming Interface (RAPI), and the operation state of the NB-IoT device includes at least one of an operation state of the NB-IoT device on an eNodeB (Evolved Node B) side and an operation state of the NB-IoT device on an MME (Mobility Management Entity) side. In addition, the network element controller can also monitor the test signaling of the NB-IoT device, and construct abnormal messages on the NB-IoT device to purposefully interfere with the test process, so that the comprehensiveness and reliability of the automatic test are ensured, and the automatic test of the NB-IoT device is effectively realized.
Specifically, in an embodiment, at least one of an existing network recovery test and a fault location test is performed on the NB-IoT device according to the adjusted test case and/or the network configuration parameter. In other words, the NB-IoT device runs the adjusted test case, and interacts with the simulation application server through an NB-IoT serving cell formed by the SDR device loaded with the adjusted network configuration parameters to perform at least one of an existing network restoration test and a fault location test on the NB-IoT device, where the existing network restoration test includes, for example, reproducing an existing network scenario when a fault (BUG) occurs in the NB-IoT device. Alternatively, the fault location test may be that the NB-IoT device fails on an eNodeB (Evolved Node B) side, or the NB-IoT device fails on an MME (Mobility Management Entity) side.
Optionally, in an embodiment, the test host is connected to the NB-IoT devices and the SDR apparatus in a wired manner, for example, the test host is connected to the NB-IoT devices in a wired manner through a USB HUB.
Optionally, in an embodiment, a User Equipment (UE) controller is disposed on the test host, and when the NB-IoT device is connected to the test host through the USB HUB, for example, the NB-IoT device is specifically connected to an at (attention) serial port on the test host, and the UE controller dynamically identifies the NB-IoT device that has been inserted into the USB HUB through a hot plug event, so as to determine an NB-IoT device actually participating in the test.
Further, in an embodiment, the UE controller may virtualize the AT serial port as an IP address, thereby facilitating browsing NB-IoT devices currently connected with the test host by entering AT commands through a web page.
Optionally, in an embodiment, several NB-IoT devices are connected to the SDR apparatus in a wired manner or a wireless manner. Optionally, in an embodiment, several NB-IoT devices are connected to the SDR device through radio frequency lines, so as to implement the wired manner; or, a plurality of NB-IoT devices are connected with the SDR equipment through antennas so as to realize the wireless mode.
Here, it should be noted that the test host and the network element controller are not the only and necessary means for implementing the loading and adjustment of the test cases and the network configuration parameters.
Optionally, in an embodiment, the test case has a corresponding relationship with the network configuration parameter; correspondingly, the test cases are loaded to the NB-IoT devices and the network configuration parameters are loaded to the SDR equipment according to the corresponding relation so as to comprehensively perform network compatibility test.
Further, in an embodiment, through at least one of the monitored operating states of the SDR device and the NB-IoT device, the test case may be further adjusted to have a corresponding relationship with the network configuration parameter, so as to increase flexibility of the test case participating in the test process and construction efficiency of the complex test case.
Optionally, in an embodiment, each NB-IoT device runs a test case loaded thereon, including: each NB-IoT device runs the test cases loaded on the NB-IoT device according to a test control configuration, wherein the test control configuration comprises AT least one of the test cases which run regularly and run again in failure, the NB-IoT device is automatically restarted after an AT instruction is hung dead, and the test is stopped after the NB-IoT device is restarted and fails, so that the pertinence test on the NB-IoT device is effectively realized.
Optionally, in an embodiment, an equal number of NB-IoT devices are accessed to each of the NB-IoT serving cells simulating the existing network, so as to avoid that an excessive number of NB-IoT devices accessed to a part of NB-IoT serving cells simulating the existing network occur, and an insufficient number of NB-IoT devices accessed to a part of NB-IoT serving cells simulating the existing network occur, which results in network congestion occurring in SDR equipment, and improve the testing efficiency of the NB-IoT devices.
Optionally, in an embodiment, the NB-IoT devices may be controlled to access the emulated existing NB-IoT serving cells by AT instructions such that an equal number of the NB-IoT devices are accessed on each emulated existing NB-IoT serving cell.
Of course, in other embodiments, the number of NB-IoT devices accessed on different NB-IoT serving cells may also be made different, depending on the needs of the application scenario.
Optionally, in an embodiment, one NB-IoT serving cell simulating an existing network has one signal transmission frequency, so that a plurality of NB-IoT serving cells simulating the existing network have a plurality of signal transmission frequencies, thereby ensuring that no co-channel interference occurs when an NB-IoT device accesses the NB-IoT serving cell and interacts with a simulation application service, and ensuring accuracy of a test.
Here, it should be noted that, in an embodiment, each NB-IoT serving cell simulating the existing network may also have at least two signal transmission frequencies, so as to perform the co-channel interference resistance performance test on the NB-IoT device.
Optionally, in an embodiment, several NB-IoT devices have the same hardware resources and firmware resources, and several NB-IoT serving cells simulating the existing network are different, so as to perform network compatibility testing on the NB-IoT devices. Specifically, for example, the same test case is run on the plurality of NB-IoT devices, the plurality of NB-IoT serving cells simulating the existing network have different signal transmission frequencies to form different signal channels to form different NB-IoT serving cells simulating the existing network, and the NB-IoT devices interact with the simulation application server through the different signal channels, and since the plurality of NB-IoT devices have the same hardware resources and firmware resources, it is substantially equivalent to that the network compatibility test on the same NB-IoT device is realized in a parallel manner on the basis of realizing the automated test, so that the test efficiency is improved.
Optionally, in an embodiment, several NB-IoT devices have the same hardware resources and different firmware resources to perform a firmware comparison test on at least the NB-IoT devices, including firmware performance, firmware quality, and the like, thereby effectively achieving a comprehensive test on the NB-IoT devices. At this point, the test cases running on several of the NB-IoT devices are preferably identical to effectively perform the firmware comparison test.
Optionally, in an embodiment, the NB-IoT device repeatedly runs the test case loaded thereon to perform the firmware stability test on the NB-IoT device. Preferably, the firmware resources on the NB-IoT device remain unchanged while the test case loaded thereon is repeatedly run. Specifically, the NB-IoT device may repeatedly run the test case loaded thereon according to the set number of times of repeated execution of the test case and the time interval of repeated execution of the test case, so as to perform the firmware stability test on the NB-IoT device.
Further, in an embodiment, the communication system may further include a firmware library, where the firmware library stores a plurality of firmware resources, and the firmware resources are managed by the firmware library, including operations such as adding, deleting, modifying, and checking.
Further, when the communication system includes the test host, the firmware library may be configured on the test host. In other embodiments, the firmware library may also be configured on the SDR device; or, the firmware library is configured on another database server.
Optionally, in an embodiment, upgrading the firmware resources on the NB-IoT devices, such as under the control of a test host, includes upgrading firmware resources of part of the NB-IoT devices, or upgrading firmware resources of all the NB-IoT devices, so that several NB-IoT devices have the same hardware resources but different firmware resources.
In the embodiment of the application, because the SDR device is used, compared with a test scheme based on a Global Certification Forum (Global Certification Forum) terminal tester in the prior art, network configuration parameters can be flexibly loaded on the SDR device to form an NB-IoT service cell simulating the existing network, and each NB-IoT device can interact with the simulation application server through the NB-IoT service cell simulating the existing network during testing, so that the automatic testing of the NB-IoT device is realized. In addition, compared with the high price of the comprehensive tester/GCF final tester, the testing cost is also reduced. Moreover, compared with the prior art that only consistency tests (such as radio frequency consistency) can be performed by using the comprehensive tester/GCF final tester, in the embodiment of the present application, a plurality of NB-IoT service cells simulating the existing network can be formed by flexibly loading network configuration parameters on SDR equipment, so that the test range is large, and the test comprehensiveness is ensured.
FIG. 2 is a schematic diagram of a communication system according to an embodiment of the present application; as shown in fig. 2, in this embodiment, the test case is stored on a database server, and for this purpose, in this embodiment, the NB-IoT device, the simulation application server, and the database server are abstracted into an object, and a test behavior executed by the object in a test process is encapsulated into an action primitive set (ActionWords); packaging the action primitive set into KeyWords (KeyWords), and generating the Test Case (Test Case) by assembling the KeyWords, wherein the KeyWords are used for controlling the execution of the Test behavior; and forming a test set by the plurality of test cases according to the configured running sequence. The test suite is, for example, a robot file.
Optionally, in an embodiment, an automated testing platform may be set on the testing host, and the abstraction, the encapsulation, the generation of the testing suite, and the like are implemented based on the automated testing platform. The type of the automatic test platform is not particularly limited, and for example, the automatic test platform may be an automatic test platform built based on robotframe, so that a tester can conveniently control the operation of the communication system based on the automatic test platform on the test host.
Further, in an embodiment, a control script for controlling the operation of the communication system is configured based on the automatic test platform, and the automatic operation of the communication system is controlled by operating the control script, including the automatic loading and operation of the test case, the automatic loading of the network configuration parameters, and the like, so that the efficiency of the automatic test is further improved.
In this embodiment, the simulation application server is, for example, a User Datagram Protocol (UDP) server, and the database server is, for example, an Over-the-Air Technology (OTA) server.
Optionally, in an embodiment, the plurality of test sockets form a test socket list, and the test socket list includes variables used by the test case, so that different test cases are constructed based on different variables and the same test behavior, and when the data-driven automated test can be implemented, the construction efficiency of the complex test case is also improved.
Optionally, in an embodiment, the test suite list further includes at least one of an enable configuration of the test suite and a number of times that the test suite is repeatedly run, so as to control running of the test case on the NB-IoT device through the test suite list, where the number of times that the test suite is repeatedly run includes a number of times that the test suite is rerun after a running failure occurs.
Alternatively, in one embodiment, the test suite may be quickly configured through an excel table to form a test suite list.
Optionally, in an embodiment, the plurality of test socket lists form a test socket management file, the test socket management file includes a corresponding relationship between the test socket list and the network configuration parameters, and the test socket list includes test sockets which include test cases, so that a corresponding relationship between the test cases and the network configuration parameters is established, and decoupling of the network configuration parameters and the test cases is achieved, so that the same network configuration parameter and different test cases have a corresponding relationship, or the same test case and different network configuration parameters have a corresponding relationship, thereby increasing the comprehensiveness of the test.
Fig. 3 is a schematic structural diagram of a communication system according to an embodiment of the present application; as shown in fig. 3, in this embodiment, the simulation application server further includes a power divider, and the NB-IoT devices are connected to the SDR device through the power divider, so that the NB-IoT devices interact with the simulation application server through the same power divider.
Optionally, in an embodiment, the power divider has a signal input channel and a plurality of signal output channels, the SDR device is connected to the signal input channel, and one of the signal output channels is connected to one NB-IoT device, so that the plurality of NB-IoT devices are connected to the same SDR device, thereby implementing parallel testing of the plurality of NB-IoT devices, and simultaneously reducing cost of implementing automated testing of the communication system and simplifying architecture of the communication system.
In addition, if a plurality of NB-IoT devices have the same hardware resources and firmware resources, according to the scheme provided in the embodiment of the present application, since a plurality of test cases and a plurality of network configuration parameters can be loaded simultaneously, it is equivalent to that parallel testing can be performed on the same NB-IoT device, so that the testing efficiency is improved, and whether the quality of the NB-IoT device meets the requirements, such as whether the quality of the NB-IoT device meets the industrial standard or the consumer standard, can be quickly tested.
Optionally, when the SDR device is connected to a plurality of NB-IoT devices through a radio frequency line, one end of the radio frequency line is connected to one signal output channel of the power divider, and the other end of the radio frequency line is connected to one NB-IoT device. When the SDR equipment is connected with a plurality of NB-IoT devices through an antenna, an antenna is arranged on each signal output channel, and the NB-IoT devices are also provided with the antennas.
Further, on the basis of the above embodiment, the test host may further generate a test report according to a set test statistic item, where the test statistic item includes at least one of the number of times the NB-IoT device is restarted, whether the NB-IoT device is hung up, a test delay, and a success rate of repeating the test case.
Further, on the basis of the above embodiment, the test host may further generate a test report according to a set test classification item, where the test classification item includes generation of the test report based on the NB-IoT device, or generation of the test report based on the network configuration parameter. Generating the test report in units of the NB-IoT devices when the NB-IoT devices generate the test report; and when the test report is generated based on the network configuration parameters, generating the test report by taking the network configuration parameters as units.
Further, in one embodiment, when generating the test report, the test host collects data, such as test logs, generated during the test of the NB-IoT device and the SDR equipment, so as to form the test report according to the set test statistic items and/or the set test classification items.
Further, in an embodiment, the test report is automatically sent to the tester for viewing by means of mails and the like, so that the tester can conveniently locate the BUG occurring in the NB-IoT device, and the corresponding test case and network configuration parameter when the BUG occurs, and further facilitate reproduction of the BUG, and further provide a solution. After the NB-IoT device is modified according to the solution, the test may be performed again based on the test case and the network configuration parameters to verify whether the solution is valid, so as to quickly and efficiently solve the discovered BUG.
FIG. 4 is a schematic diagram of a communication system according to an embodiment of the present application; as shown in fig. 4, in the present embodiment, the communication system includes a test master, an SDR device, a test host, and a plurality of NB-IoT devices. The test master control machine and the SDR equipment and the test host machine can be in wired connection or wireless connection, and the test master control machine can control the SDR equipment and the test host machine. The test master control machine is used for controlling the test host machine to load the test cases to a plurality of NB-IoT devices for operation and load the network configuration parameters to the SDR equipment to form a plurality of NB-IoT service cells simulating the existing network.
In this embodiment, the test master may control the test host to generate a test report. Or the test master controller directly generates the test report instead of the test host.
In other embodiments, the test master may be omitted. In addition, the database server, the firmware library and the network configuration library can be directly arranged on the test host. Furthermore, a firmware library and a network configuration library may also be included in the database server.
Here, it should be noted that, in the embodiment of the present application, the number of the test master, the test host, and the SDR device is not particularly limited; in addition, if the NB-IoT devices are referred to as a group of NB-IoT devices to be tested, the number of the group of NB-IoT devices to be tested is not particularly limited.
FIG. 5 is a schematic flow chart illustrating a testing method according to an embodiment of the present application; as shown in fig. 5, it is applied to several NB-IoT devices, which are connected with SDR equipment, and the test method includes:
s501, each NB-IoT device accesses at least one of a plurality of NB-IoT service cells simulating the existing network;
s502, running the test case loaded on the test case to interact with a simulation application server so as to test the NB-IoT device;
wherein the NB-IoT serving cell simulating the existing network is a serving cell formed by loading network configuration parameters onto the SDR equipment.
Optionally, in an embodiment of the testing method, the NB-IoT serving cell simulating the existing network has a set signal transmission frequency to serve as a signal channel for the NB-IoT device to interact with the simulation application server.
Optionally, in an embodiment of the testing method, the network configuration parameter is determined according to a network configuration parameter of an existing network, and is stored in a network configuration library, so that the network configuration parameter is at least one of added and deleted by the network configuration library, where the network configuration parameter of the existing network is extracted from an existing network log.
Optionally, in an embodiment of the testing method, if there are multiple test cases loaded on the same NB-IoT device, and each NB-IoT device runs the test cases loaded thereon, the test cases are sequentially run according to the running sequence configured by the multiple test cases, so that the construction efficiency of the complex test cases is improved, and the comprehensiveness and reliability of the automated testing are ensured.
Optionally, in an embodiment of the testing method, before each NB-IoT device accesses at least one of NB-IoT serving cells of a plurality of emulated existing networks and runs the test case loaded thereon to interact with the emulated application server, the method further includes:
the plurality of test cases are loaded on the NB-IoT device according to the running sequence of the configuration under the control of a use case command sequence, and the plurality of network configuration parameters are loaded on the SDR equipment under the control of a configuration command sequence;
wherein at least one of the use case command sequence and the configuration command sequence is generated by a network element controller.
Optionally, in an embodiment of the testing method, before each NB-IoT device accesses at least one of NB-IoT serving cells of a plurality of emulated existing networks and runs the test case loaded thereon to interact with the emulated application server, the method further includes: and adjusting the test cases loaded on the NB-IoT and/or adjusting the network configuration parameters loaded on the SDR equipment according to at least one of the operation states of the SDR equipment and the NB-IoT device monitored by the network element controller. Here, the adjusting of the test cases and the network configuration parameters may be specifically performed by a network element controller.
Optionally, in an embodiment of the testing method, the operating state of the SDR device is monitored by the network element controller remotely logging in the SDR device through SSH; the operation state of the NB-IoT device is monitored by the gateway controller through accessing the NB-IoT device through a remote application programming interface, and the operation state of the NB-IoT device comprises at least one of the operation state of the NB-IoT device at the eNodeB side and the operation state of the NB-IoT device at the MME side, so that the comprehensiveness and the reliability of the automatic test are ensured, and the automatic test of the NB-IoT device is effectively realized.
Optionally, in an embodiment of the testing method, the testing method further includes: and performing at least one of existing network recovery test and fault location test on the NB-IoT device according to the adjusted test case and/or the network configuration parameters.
Optionally, in an embodiment of a testing method, the test case is stored on a database server, and the testing method further includes:
abstracting the NB-IoT device, the simulation application server and the database server into an object, and encapsulating test behaviors executed by the object in a test process into an action primitive set;
packaging the action primitive set into keywords, and generating the test case by assembling the keywords, wherein the keywords are used for controlling the execution of the test behavior;
and forming a test set by the plurality of test cases according to the configured running sequence.
Optionally, in an embodiment of the testing method, the plurality of test sockets form a test socket list, and the test socket list includes variables used by the test case, so that different test cases are constructed based on different variables and the same testing behavior, and when the data-driven automated testing can be implemented, the construction efficiency of the complex test case is also improved.
Optionally, in an embodiment of the testing method, the test suite list further includes at least one of an enable configuration of the test suite and a number of times of the test suite repeated operation, so as to control the operation of the test case on the NB-IoT device through the test suite list, where the number of times of the test suite repeated operation includes a number of times of rerun after the test suite operation fails.
Optionally, in an embodiment of a testing method, the test case has a corresponding relationship with the network configuration parameter; correspondingly, the test method further comprises the following steps: and loading the test cases to a plurality of NB-IoT devices and the network configuration parameters to the SDR equipment according to the corresponding relation so as to comprehensively perform network compatibility test.
Optionally, in an embodiment of the testing method, the running, by each NB-IoT device, the test case loaded thereon includes: each NB-IoT device runs the test cases loaded on the NB-IoT device according to a test control configuration, wherein the test control configuration comprises AT least one of the test cases which run regularly and run again in failure, the NB-IoT device is automatically restarted after an AT instruction is hung dead, and the test is stopped after the NB-IoT device is restarted and fails, so that the pertinence test on the NB-IoT device is effectively realized.
Optionally, in an embodiment of the testing method, an equal number of NB-IoT devices are accessed to each of the NB-IoT serving cells simulating the existing network, so as to avoid that an excessive number of NB-IoT devices accessed to the NB-IoT serving cells simulating the existing network partially occur, and an insufficient number of NB-IoT devices accessed to the NB-IoT serving cells simulating the existing network partially occur, which causes network congestion in SDR equipment and affects testing efficiency of the NB-IoT devices.
Optionally, in an embodiment of the testing method, several NB-IoT devices have the same hardware resources and firmware resources, and several NB-IoT serving cells simulating the existing network are different, so as to perform network compatibility testing on the NB-IoT devices. Specifically, for example, the same test case is run on the plurality of NB-IoT devices, the plurality of NB-IoT serving cells simulating the existing network have different signal transmission frequencies to form different signal channels to form different NB-IoT serving cells simulating the existing network, and the NB-IoT devices interact with the simulation application server through the different signal channels, and since the plurality of NB-IoT devices have the same hardware resources and firmware resources, it is substantially equivalent to that the network compatibility test on the same NB-IoT device is performed in a parallel manner on the basis of the realization of the automated test.
Optionally, in an embodiment of the testing method, the NB-IoT devices have the same hardware resources and different firmware resources, so as to perform a firmware comparison test on at least the NB-IoT devices, including firmware performance, firmware quality, and the like, thereby effectively implementing a comprehensive test on the NB-IoT devices, and ensuring that the quality thereof can reach an industrial standard. At this point, the test cases running on several of the NB-IoT devices are preferably identical to effectively perform the firmware comparison test.
Optionally, in an embodiment of the testing method, the testing method further includes: the NB-IoT device repeatedly runs the test cases loaded on the NB-IoT device so as to perform a firmware stability test on the NB-IoT device. Preferably, the firmware resources on the NB-IoT device remain unchanged while the test case loaded thereon is repeatedly run. Specifically, the NB-IoT device may repeatedly run the test case loaded thereon according to the set number of times of repeated execution of the test case and the time interval of repeated execution of the test case, so as to perform the firmware stability test on the NB-IoT device.
Optionally, in an embodiment of the testing method, several NB-IoT devices are connected to the SDR device through a power divider, so that several NB-IoT devices interact with the simulation application server through the same power divider.
Optionally, in an embodiment of the testing method, the testing method further includes: and generating a test report according to a set test statistic item, wherein the test statistic item comprises at least one of the number of times of restarting the NB-IoT device, whether the NB-IoT device is hung up, test time delay and the repeated operation success rate of the test case.
Optionally, in an embodiment of the testing method, the testing method further includes: and generating a test report according to the set test classification item, wherein the test classification item comprises the generation of the test report based on the NB-IoT device or the generation of the test report based on the network configuration parameters. Generating the test report by taking the NB-IoT device as a unit when the NB-IoT device generates the test report; and when the test report is generated based on the network configuration parameters, generating the test report by taking the network configuration parameters as a unit.
An NB-IoT apparatus according to an embodiment of the present application is further provided, and includes a memory and a processor, where the memory stores a computer executable program, and the processor runs the computer executable program to perform the testing method according to any embodiment of the present application.
Thus, particular embodiments of the present subject matter have been described. Other embodiments are within the scope of the following claims. In some cases, the actions recited in the claims can be performed in a different order and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing may be advantageous.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (22)

1. A test method applied to a plurality of NB-IoT devices, wherein the plurality of NB-IoT devices are connected with SDR equipment, the test method comprising:
each NB-IoT device is accessed to at least one of a plurality of NB-IoT service cells simulating an existing network and runs the test cases loaded on the NB-IoT device to interact with a simulation application server so as to test the NB-IoT device;
wherein the NB-IoT serving cell simulating the existing network is a serving cell formed by loading network configuration parameters onto the SDR equipment.
2. The test method of claim 1, wherein the NB-IoT serving cell of the simulated existing network has a set signal transmission frequency as a signal channel for the NB-IoT device to interact with the simulated application server.
3. The testing method according to claim 1 or 2, wherein the network configuration parameters are determined according to the network configuration parameters of the existing network and stored in a network configuration library, so as to perform at least one of addition and deletion on the network configuration parameters through the network configuration library, wherein the network configuration parameters of the existing network are extracted from the log of the existing network.
4. The test method according to any one of claims 1 to 3, wherein if there are a plurality of test cases loaded on the same NB-IoT device, each NB-IoT device runs the test cases loaded thereon, and runs the test cases sequentially according to a running order of the plurality of test case configurations.
5. The method of claim 4, wherein before each NB-IoT device accesses at least one of NB-IoT serving cells simulating an existing network and runs test cases loaded thereon to interact with a simulation application server, the method further comprises:
the plurality of test cases are loaded on the NB-IoT device according to the running sequence of the configuration under the control of a use case command sequence, and the plurality of network configuration parameters are loaded on the SDR equipment under the control of a configuration command sequence;
wherein at least one of the use case command sequence and the configuration command sequence is generated by a network element controller.
6. The method of claim 5, wherein before each NB-IoT device accesses at least one of NB-IoT serving cells simulating an existing network and runs test cases loaded thereon to interact with a simulation application server, the method further comprises: and adjusting the test cases loaded on the NB-IoT and/or adjusting the network configuration parameters loaded on the SDR equipment according to at least one of the operation states of the SDR equipment and the NB-IoT device monitored by the network element controller.
7. The communication system of claim 6, wherein the operational status of the SDR device is monitored by the metacontroller logging remotely into the SDR device via SSH; the operation state of the NB-IoT device is monitored by the network element controller through accessing the NB-IoT device through a remote application programming interface, and the operation state of the NB-IoT device comprises at least one of the operation state of the NB-IoT device on the eNodeB side and the operation state of the NB-IoT device on the MME side.
8. The test method according to claim 6 or 7, further comprising: and performing at least one of existing network recovery test and fault location test on the NB-IoT device according to the adjusted test case and/or the network configuration parameters.
9. The testing method of any of claims 1-8, wherein the test cases are stored on a database server, the testing method further comprising:
abstracting the NB-IoT device, the simulation application server and the database server into an object, and encapsulating test behaviors executed by the object in a test process into an action primitive set;
packaging the action primitive set into keywords, and generating the test case by assembling the keywords, wherein the keywords are used for controlling the execution of the test behavior;
and forming a test set by the plurality of test cases according to the configured running sequence.
10. The method according to claim 9, wherein a plurality of the test sockets form a test socket list, the test socket list including variables used by test cases to construct different test cases based on different variables and the same test behavior.
11. The test method according to claim 10, wherein the test suite list further comprises at least one of an enable configuration of the test suite and a number of times that the test suite is repeatedly run, so as to control running of the test case on the NB-IoT device through the test suite list, wherein the number of times that the test suite is repeatedly run comprises a number of times that the test suite is re-run after a failure in running.
12. The testing method according to any one of claims 1 to 11, wherein the test case has a corresponding relationship with the network configuration parameter; correspondingly, the test method further comprises the following steps: and loading the test cases to a plurality of NB-IoT devices and the network configuration parameters to the SDR equipment according to the corresponding relation.
13. The testing method according to any of claims 1-12, wherein each NB-IoT device runs test cases loaded thereon, comprising: each NB-IoT device runs the test cases loaded on the NB-IoT device according to a test control configuration, wherein the test control configuration comprises AT least one of the long-time running and the number of failed re-running times of the test cases, the NB-IoT device is automatically restarted after an AT instruction is hung dead, and the test is stopped after the NB-IoT device is restarted and failed.
14. The testing method of any of claims 1-13, wherein an equal number of NB-IoT devices are accessed on each of the emulated existing network's NB-IoT serving cells.
15. The method of any one of claims 1-14, wherein a number of the NB-IoT devices have the same hardware and firmware resources, and wherein a number of the simulated existing NB-IoT serving cells are different for network compatibility testing of the NB-IoT devices.
16. The testing method of any of claims 1-14, wherein several NB-IoT devices have the same hardware resources and different firmware resources to at least perform firmware contrast testing on the NB-IoT devices.
17. The testing method of claim 15 or 16, further comprising: the NB-IoT device repeatedly runs the test cases loaded on the NB-IoT device so as to perform a firmware stability test on the NB-IoT device.
18. The testing method of any one of claims 1-17, wherein several NB-IoT devices are connected to the SDR device through a power splitter, such that several NB-IoT devices interact with the simulation application server through the same power splitter.
19. The testing method of any one of claims 1-18, further comprising: and generating a test report according to a set test statistic item, wherein the test statistic item comprises at least one of the number of times of restarting the NB-IoT device, whether the NB-IoT device is hung up, test time delay and the repeated operation success rate of the test case.
20. The testing method of any one of claims 1-19, further comprising: and generating a test report according to the set test classification item, wherein the test classification item comprises the generation of the test report based on the NB-IoT device or the generation of the test report based on the network configuration parameters.
21. A communication system comprising an SDR device and a plurality of NB-IoT devices connected to the SDR device, wherein the NB-IoT devices are configured to perform the testing method of any of claims 1-20.
22. An NB-IoT apparatus comprising a memory having a computer-executable program stored thereon and a processor that executes the computer-executable program to perform the testing method of any of claims 1-20.
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