CN113365286A

CN113365286A - Wireless network performance test method, system and computer storage medium

Info

Publication number: CN113365286A
Application number: CN202010144533.2A
Authority: CN
Inventors: 胡俊强; 李敏; 梁文青
Original assignee: Shanghai Qinggan Intelligent Technology Co Ltd
Current assignee: Shanghai Qinggan Intelligent Technology Co Ltd
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2021-09-07

Abstract

The application relates to a wireless network performance test method, a wireless network performance test system and a computer storage medium, wherein the wireless network performance test method is applied to an upper computer and comprises the following steps: pushing a test file to a device to be tested according to the type of the wireless network to be tested; setting wireless network parameters of a device to be tested; controlling the device to be tested and the testing device to receive and transmit wireless data according to the wireless network performance to be tested; and analyzing the wireless network performance corresponding to the wireless network parameters according to the wireless data receiving and sending results of the device to be tested and the testing device. According to the method and the device, the automatic test of the wireless network performance of the device to be tested is realized through the upper computer control, and the test efficiency and the test precision are improved.

Description

Wireless network performance test method, system and computer storage medium

Technical Field

The application relates to the technical field of wireless network testing, in particular to a wireless network performance testing method, a wireless network performance testing system and a computer storage medium.

Background

With the improvement of the integration level of automobile electronic products, the vehicle-mounted multimedia entertainment system starts to integrate the functions of the internet of vehicles, so that the types and occupied frequency bands of wireless networks used in the products become more, and the number of antennas used is also increased. The installation mode of the wireless module, the installation mode of the antenna and the connection mode between the antenna and the module all affect the quality of wireless network connection, so in a production test link, if no proper test tool and method are available for analyzing the wireless network performance of a product, the test efficiency is low, and the defective product may flow into the market due to misjudgment, so that loss is caused.

Disclosure of Invention

In view of the above technical problems, the present application provides a method, a system and a computer storage medium for testing wireless network performance, which can realize automation of wireless network testing and improve testing efficiency and precision.

In order to solve the technical problem, the present application provides a wireless network performance testing method, which is applied to an upper computer and includes:

pushing a test file to a device to be tested according to the type of the wireless network to be tested;

setting wireless network parameters of the device to be tested;

controlling the device to be tested and the testing device to carry out wireless data transceiving according to the wireless network performance to be tested;

and analyzing the wireless network performance corresponding to the wireless network parameters according to the wireless data transceiving results of the device to be tested and the testing device.

Wherein, the wireless data receiving and sending of the device to be tested and the testing device are controlled according to the wireless network performance to be tested, comprising:

when the wireless network performance to be tested is wireless transmission performance, controlling the device to be tested to transmit a first preset number of data packets;

and acquiring the number of the data packets received by the testing device.

Wherein, the analyzing the wireless network performance corresponding to the wireless network parameter according to the wireless data transceiving result of the device to be tested and the testing device comprises:

and analyzing the wireless transmission performance corresponding to the wireless network parameters according to the number of the data packets transmitted by the device to be tested and the number of the data packets received by the testing device.

when the wireless network performance to be tested is wireless receiving performance, controlling the testing device to send a second preset number of data packets;

and acquiring the number of the data packets received by the device to be tested.

and analyzing the wireless receiving performance corresponding to the wireless network parameters according to the number of the data packets sent by the testing device and the number of the data packets received by the device to be tested.

The wireless network performance testing method further comprises the following steps:

when the wireless network parameters are multiple groups, acquiring a group of wireless network parameters according to a preset sequence to set the device to be tested;

and if the current group of wireless network parameters is qualified, entering the step of setting the wireless network parameters of the device to be tested so as to test the next group of wireless network parameters.

The wireless network type to be tested comprises at least one of an LTE wireless network, a WiFi wireless network, a BT wireless network and a BLE wireless network.

The application also provides a wireless network performance test system which comprises a test device and an upper computer, wherein the upper computer is connected with the test device and is provided with an interface for connecting with a device to be tested;

the upper computer is used for pushing a test file to the device to be tested according to the type of the wireless network to be tested, setting wireless network parameters of the device to be tested, controlling the device to be tested and the testing device to carry out wireless data transceiving according to the wireless network performance to be tested, and analyzing the wireless network performance corresponding to the wireless network parameters according to the wireless data transceiving result of the device to be tested and the testing device.

Wherein, the host computer is used for:

when the wireless network performance to be tested is wireless transmission performance, controlling the device to be tested to transmit a first preset number of data packets, and acquiring the number of the data packets received by the testing device;

Wherein, the host computer is used for:

when the wireless network performance to be tested is wireless receiving performance, controlling the testing device to send a second preset number of data packets, and acquiring the number of the data packets received by the testing device;

The upper computer is provided with a USB interface or an SPI interface used for being connected with the device to be tested, and the upper computer is provided with an RJ-45 interface used for being connected with the testing device.

The wireless network testing system comprises at least two upper computers, and each upper computer is connected with the testing device through a concentrator.

Wherein the device under test comprises at least one of the following wireless modules: the testing device comprises an LTE module, a WiFi module, a BT module and a BLE module, wherein the testing device is provided with an antenna module, and the testing device carries out wireless data receiving and transmitting through the antenna module and the wireless module of the device to be tested.

The device to be tested is a vehicle-mounted multimedia entertainment system.

The present application further provides a computer storage medium having computer program instructions stored thereon; the computer program instructions, when executed by a processor, implement the wireless network performance testing method as described above.

According to the wireless network performance testing method, the wireless network performance testing system and the computer storage medium, the upper computer pushes the test file to the device to be tested according to the type of the wireless network to be tested, then, the wireless network parameters of the device to be tested are set, the device to be tested and the testing device are controlled to carry out wireless data transceiving according to the wireless network performance to be tested, and then, the wireless network performance corresponding to the wireless network parameters is analyzed according to the wireless data transceiving results of the device to be tested and the testing device. By the mode, the automatic test of the wireless network performance of the device to be tested can be realized by controlling the upper computer, and the test efficiency and the test precision are improved.

Drawings

Fig. 1 is a schematic structural diagram of a wireless network performance test system according to a first embodiment;

fig. 2 is a schematic diagram of an application scenario of the wireless network performance testing system according to the first embodiment;

fig. 3 is a schematic diagram of another application scenario of the wireless network performance testing system according to the first embodiment;

fig. 4 is a flowchart illustrating a wireless network performance testing method according to a second embodiment.

Detailed Description

The following description of the embodiments of the present application is provided for illustrative purposes, and other advantages and capabilities of the present application will become apparent to those skilled in the art from the present disclosure.

In the following description, reference is made to the accompanying drawings that describe several embodiments of the application. It is to be understood that other embodiments may be utilized and that mechanical, structural, electrical, and operational changes may be made without departing from the spirit and scope of the present application. The following detailed description is not to be taken in a limiting sense, and the scope of embodiments of the present application is defined only by the claims of the issued patent. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

Although the terms first, second, etc. may be used herein to describe various elements in some instances, these elements should not be limited by these terms. These terms are only used to distinguish one element from another.

Also, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes" and/or "including," when used in this specification, specify the presence of stated features, steps, operations, elements, components, items, species, and/or groups, but do not preclude the presence, or addition of one or more other features, steps, operations, elements, components, species, and/or groups thereof. The terms "or" and/or "as used herein are to be construed as inclusive or meaning any one or any combination. Thus, "A, B or C" or "A, B and/or C" means "any of the following: a; b; c; a and B; a and C; b and C; A. b and C ". An exception to this definition will occur only when a combination of elements, functions, steps or operations are inherently mutually exclusive in some way.

First embodiment

Fig. 1 is a schematic structural diagram of a wireless network performance test system according to a first embodiment. Referring to fig. 1, the wireless network performance testing system of the present embodiment includes an upper computer 11 and a testing device 12, the upper computer 11 is connected to the testing device 12, the upper computer 11 is provided with an interface for connecting to a device under test 30, the device under test 30 is provided with a wireless module 31, the testing device 12 is provided with an antenna module 121, and the testing device 12 wirelessly receives and transmits data with the wireless module 31 of the device under test 30 through the antenna module 121.

The device under test 30 includes but is not limited to vehicle-mounted electronic products such as a vehicle-mounted multimedia entertainment system, and the device under test 30 includes at least one of the following wireless modules 31: an LTE (Long Term Evolution ) module, a WiFi (wireless fidelity, wireless fidelity) module, a BT (Bluetooth) module, and a BLE (Bluetooth Low Energy) module. In the present embodiment, the upper computer 11 is provided with a USB interface or SPI interface for connecting with the device under test 30, and is further provided with an RJ-45 interface for connecting with the test device 12, and it is understood that the interface form is not limited thereto.

The upper computer 11 is a computer capable of directly sending out a control command, and generally has a screen for inputting a part of instructions and parameters and displaying various signal changes, including a test result. In this embodiment, the upper computer 11 is configured to push a test file to the device under test 30 according to a type of a wireless network to be tested, set wireless network parameters of the device under test 30, control the device under test 30 and the testing device 12 to perform wireless data transceiving according to wireless network performance to be tested, and analyze wireless network performance corresponding to the wireless network parameters according to wireless data transceiving results of the device under test 30 and the testing device 12, where the wireless network performance includes wireless receiving performance (TX) and wireless transmitting performance (RX).

Specifically, the upper computer 11 includes a wireless network parameter setting module 111, a wireless transmission performance testing module 113, a wireless reception performance testing module 112, and a wireless network performance analyzing module 114, where the wireless network parameter setting module 111 and the wireless transmission performance testing module 113 are respectively connected to the device under test 30, the wireless reception performance testing module 112 is connected to the testing device 12, and the wireless transmission performance testing module 113 and the wireless reception performance testing module 112 are respectively connected to the wireless network performance analyzing module 114.

The wireless network parameter setting module 111 is configured to push a test file to the device under test 30 according to the type of the wireless network to be tested, and set wireless network parameters of the device under test 30. The wireless network type to be tested includes at least one of an LTE wireless network, a WiFi wireless network, a BT wireless network, and a BLE wireless network, different wireless network types correspond to different test files, for example, the test files of the WiFi wireless network are fw _ bcmdhd.bin and wl, the test files of the BT wireless network are tl.ini and test, and the test files can be pushed into the device to be tested 30 through adb (android Debug bridge). The wireless network parameters are the network mode and the working parameters of the current type of wireless network, and taking a WiFi wireless network as an example, the network mode of the device under test 30 may be set to be WiFi 802.11n 2, the working frequency band is 2.4G, the channel is 1(2412M), the bandwidth is 20M, the data rate is MCS7, and the transmission power is 0 dbm. By adjusting the wireless network parameters, the signal transmission quality under different wireless network modes, different channels (frequencies) and different powers can be tested.

The wireless transmission performance testing module 113 and the wireless reception performance testing module 112 are respectively used for the wireless transmission performance testing module 113 and the wireless reception performance testing module 112. When the wireless network performance to be tested is the wireless transmission performance, the wireless transmission performance testing module 113 controls the device to be tested 30 to transmit a first preset number of data packets, and obtains the number of the data packets received by the testing device 12. When the wireless network performance to be tested is the wireless receiving performance, the wireless receiving performance testing module 112 controls the testing device 12 to send a second preset number of data packets, and obtains the number of data packets received by the device under test 30. That is, according to the difference of the wireless performance to be tested, one of the wireless transmission performance testing module 113 and the wireless reception performance testing module 112 operates correspondingly, so as to control the testing device 12 and the device under test 30 to perform wireless data transmission and reception.

The wireless network performance analysis module 114 is configured to analyze wireless network performance corresponding to the wireless network parameters according to the wireless data transceiving results of the device under test 30 and the testing device 12. Specifically, the wireless network performance analysis module 114 analyzes the wireless transmission performance corresponding to the wireless network parameter according to the number of data packets sent by the device under test 30 and the number of data packets received by the testing device 12, and analyzes the wireless reception performance corresponding to the wireless network parameter according to the number of data packets sent by the testing device 12 and the number of data packets received by the device under test 30.

The wireless network testing system of the embodiment uses the upper computer 11, the testing device 12 and the corresponding antenna module 121 to replace a 4G network, a WiFi hotspot, a mobile phone and the like to be used as a signal transmitting and receiving end to connect the automobile electronic product, and can accurately control the signal of the wireless network of the automobile electronic product.

In an application scenario, the upper computer 11, the testing device 12 and the dut 30 correspond to each other one by one. Referring to fig. 1 and 2, the upper computer 11 is connected to the device under test 30 through a USB interface, and further, the file for testing can be pushed into the device under test 30 through an ADB protocol, meanwhile, the wireless network parameters of the wireless module 31 in the device under test 30 can be set through a USB, the testing device 12 receives data through the antenna module 121, and transmits the received result to the upper computer 11 through an RJ-45 network, and the upper computer 11 reads the signal receiving state and displays the result.

In another application scenario, the wireless network test system includes at least two upper computers 11, and each upper computer 11 is connected to the test device 12 through a hub. Referring to fig. 1 and 3, the wireless network testing system includes, for example, four upper computers 11, the testing device 12 includes, for example, 4 antenna modules 121, each antenna module 121 is connected to one RF interface 122 on the testing device 12, the antenna modules 121 use, for example, an antenna disc, each antenna module 121 is used for performing wireless data transceiving with one device under test 30, the testing device 12 is connected to the 4 upper computers 11 through a HUB13, each upper computer 11 controls different RF interfaces 122 on the testing device 12 independently, executes different test items, and can test different devices under test 30 simultaneously, thereby reducing the testing cost and improving the flexibility of testing.

The following lists the test implementation process of the WIFI network and the BT network.

(1) Wireless transmission performance (TX) testing for WIFI 802.11n 2G

Firstly, the upper computer 11 runs the following instruction, and pushes the files fw _ bcmdhd.bin and wl for testing into the device to be tested 30 through ADB (android Debug bridge);

cmd.exe

adb remount//

adb push fw_bcmdhd.bin/etc/wifi/fw_bcmdhd.bin

adb push wl/system/bin//

adb shell

chmod 777/system/bin/wl//

adb reboot//

secondly, the upper computer 11 enables the device to be tested 30 to operate the following instructions through the USB interface, the wifi working frequency range of the device to be tested 30 is set to be 2.4G, the channel is 1(2412M), the bandwidth is 20M, the data rate is MCS7, the transmission power is 0dbm, and 1500 data packets are continuously transmitted. (xx: xx: xx: xx is the actual WIFI Mac address of the product)

wl down

wl mpc 0

wl scansuppress 1

wl country ALL

wl band b

wl chanspec 1/20

wl 2g_rate-h 7-b 20

wl up

wl phy_txpwrctrl 1

wl txpwr1-1

wl pkteng_start xx:xx:xx:xx:xx:xx tx 100 1500 0

wl phy_forcecal 1

The WIFI signal sent by the device under test 30 is received by the test device 12 through the antenna module 121.

And fourthly, the testing device 12 transmits the received result to the upper computer 11 through the RJ-45 network.

And the upper computer 11 displays the result, compares the sending setting result with the receiving result, and judges whether the sending performance of the wireless network is normal.

(2) Wireless reception performance (RX) test for WIFI 802.11B 2G

The upper computer 11 runs the following instruction to push the files fw _ bcmdhd.bin and wl for test into the device under test 30 through the ADB.

cmd.exe

adb remount//

adb push fw_bcmdhd.bin/etc/wifi/fw_bcmdhd.bin//

adb push wl/system/bin//

adb shell

chmod 777/system/bin/wl//

adb reboot//

Secondly, the upper computer 11 enables the device to be tested 30 to operate the following instructions through the USB interface, sets the wifi working frequency band of the device to be tested 30 to be 2.4G, the channel to be 7(2442M) and the bandwidth to be 20M, and starts to receive the data packet. (xx: xx: xx: xx is the actual WIFI Mac address of the product)

wl mpc 0

wl up

wl country ALL

wl band b

wl channel 7

wl phy_forcecal 1

wl scansuppress 1

wl pkteng_start xx:xx:xx:xx:xx:xx rx

wl counters

And thirdly, the upper computer 11 is provided with a testing device 12 for sending 1000 data packets through the antenna module 121.

And fourthly, the upper computer 11 checks the number of the data packets received by the device to be tested 30 through the USB.

The upper computer 11 compares the received result with the sent setting to judge whether the wireless receiving performance is normal.

Based on the above steps (1) and (2), and so on, the corresponding instructions are used to test the signal transmission quality including the receiving quality and the sending quality under different wifi modes, different channels (frequencies) and different powers, and the wifi mode includes but is not limited to at least one of 11AC 5G, 11a 5G, 11N 2G and 11B/G2.4G.

(3) Radio transmission performance (TX) testing of BT

The upper computer 11 runs the following instructions to push the files tl.ini and test for testing into the device under test 30 through the ADB.

cmd.exe

adb remount//

adb push test/system/bin//

adb push TL.INI/etc/bluesoleil///

adb push bcm43353bt.hcd/etc/firmware///

adb shell

chmod 777/system/bin/test//

adb reboot//

Secondly, the upper computer 11 enables the device to be tested 30 to run a Bluetooth test instruction through a USB interface.

01 03 0C 00//

And receiving the state returned by the Bluetooth module.

Transmitting ACL DH5 data packet, using PRBS9 with power of 0 dbm.

01 51FC 10xx xx xx xx xx xx 01 27 04 01 0F 00 00 00 00 00

The testing device 12 transmits the received result to the upper computer 11 through the RJ-45 network.

Sixthly, the upper computer 11 displays the result and compares the sending setting result with the receiving result to judge whether the sending performance of the wireless network is normal.

(4) Radio transmission performance (RX) testing of BT

cmd.exe

adb remount//

adb push test/system/bin//

adb push TL.INI/etc/bluesoleil///

adb push bcm43353bt.hcd/etc/firmware///

adb shell

chmod 777/system/bin/test//

adb reboot//

01 03 0C 00//

And the upper computer 11 receives the state returned by the Bluetooth module.

Fourthly, the device to be tested 30 receives the 2402M and ACL DH5 data packet from the testing device 12, and returns the state information once per second by using PRBS9 and the power of 0 dbm.

01 52FC 0E xx xx xx xx xx xx E8 03 00 04 01 0F 00 00

The device under test 30 transmits the returned data to the upper computer 11 through the USB and displays the result.

Sixthly, the upper computer 11 compares the sending setting result with the receiving result to judge whether the wireless network receiving performance is normal.

And (4) testing other performance indexes of the BT wireless network based on the steps (3) and (4) in the same way.

Can see by above-mentioned test implementation process, this application can make test process automation to quantize the performance index of wireless network, provide the guarantee with the data of reality to the quality of product, beneficial effect includes:

and (4) saving bad loss:

(1) poor production is avoided, and traceable data proof is provided;

(2) providing standardized production and reference basis;

(3) the automatic tool avoids misdetection and misjudgment risks;

(4) the production process cost is saved.

The efficiency is improved:

(1) 3 times of the product is produced;

(2) 2/3 manpower is saved, and labor cost is saved;

(3) the influence of field environment interference on the test accuracy and efficiency is avoided;

(4) quantifying traceable data proofs;

(5) the existing automation software can be embedded, and misoperation is avoided.

According to the wireless network performance testing system, the upper computer pushes the test file to the device to be tested according to the type of the wireless network to be tested, then, wireless network parameters of the device to be tested are set, the device to be tested and the testing device are controlled to receive and send wireless data according to the wireless network performance to be tested, and then, the wireless network performance corresponding to the wireless network parameters is analyzed according to the wireless data receiving and sending results of the device to be tested and the testing device. By the mode, the automatic test of the wireless network performance of the device to be tested can be realized by controlling the upper computer, and the test efficiency and the test precision are improved.

Second embodiment

Fig. 4 is a flowchart illustrating a wireless network performance testing method according to a second embodiment. Referring to fig. 4, the method for testing wireless network performance of the present embodiment is applied to the upper computer in the first embodiment, and includes the following steps:

step 210, pushing a test file to the device to be tested according to the type of the wireless network to be tested.

The wireless network type to be tested comprises at least one of an LTE wireless network, a WiFi wireless network, a BT wireless network and a BLE wireless network. Different wireless network types correspond to different test files, for example, the test files of a WiFi wireless network are fw _ bcmdhd.bin and wl, the test files of a BT wireless network are TL.INI and test, and the test files can be pushed into the device to be tested through ADB (android Debug bridge).

Step 220, setting wireless network parameters of the device to be tested.

The wireless network parameters are a network mode and working parameters of a current type of wireless network, and taking a WiFi wireless network as an example, the network mode of the device under test 30 may be set to be WiFi 802.11n 2, the working frequency band is 2.4G, the channel is 1(2412M), the bandwidth is 20M, the data rate is MCS7, and the transmission power is 0 dbm. By adjusting the wireless network parameters, the signal transmission quality under different wireless network modes, different channels (frequencies) and different powers can be tested.

Step 230, controlling the device under test and the testing device to perform wireless data transceiving according to the wireless network performance to be tested.

When the wireless network performance to be tested is wireless sending performance, the device to be tested is controlled to send a first preset number of data packets, and the number of the data packets received by the testing device is obtained. And when the wireless network performance to be tested is the wireless receiving performance, controlling the testing device to send a second preset number of data packets, and acquiring the number of the data packets received by the device to be tested.

And 240, analyzing the wireless network performance corresponding to the wireless network parameters according to the wireless data receiving and sending results of the device to be tested and the testing device.

The wireless transmission performance corresponding to the wireless network parameters is analyzed according to the number of the data packets sent by the device to be tested and the number of the data packets received by the testing device, and the wireless reception performance corresponding to the wireless network parameters is analyzed according to the number of the data packets sent by the testing device and the number of the data packets received by the device to be tested.

Further, the method for testing wireless network performance of the embodiment may further include:

if the current group of wireless network parameters is qualified, the step of setting the wireless network parameters of the device to be tested is entered to test the next group of wireless network parameters.

When the wireless network parameters are multiple groups, the device to be tested is set by using a group of wireless network parameters in sequence, if the current group of wireless network parameters is tested to be qualified, the step of setting the wireless network parameters of the device to be tested is carried out to test the next group of wireless network parameters, and if the current group of wireless network parameters is tested to be unqualified, the step of prompting the test to be unqualified and alarming are carried out. During testing, the same group of wireless network parameters can be tested continuously for many times, and when the test results are all qualified, the wireless network performance test corresponding to the current group of wireless network parameters is determined to be qualified. In addition, a plurality of different types of wireless networks can be tested according to a specific sequence, and as long as the wireless performance of one wireless network type does not meet the requirement, the test process is exited and an alarm is given.

The specific implementation process of the wireless network performance testing method of this embodiment may refer to the related description in the first embodiment, and is not described herein again.

The present application also provides a computer storage medium having computer program instructions stored thereon, which when executed by a processor, implement the wireless network performance testing method according to the second embodiment.

According to the wireless network performance testing method and the computer storage medium, the upper computer pushes the test file to the device to be tested according to the type of the wireless network to be tested, then, the wireless network parameters of the device to be tested are set, the device to be tested and the testing device are controlled to carry out wireless data transceiving according to the wireless network performance to be tested, and then, the wireless network performance corresponding to the wireless network parameters is analyzed according to the wireless data transceiving results of the device to be tested and the testing device. By the mode, the automatic test of the wireless network performance of the device to be tested can be realized by controlling the upper computer, and the test efficiency and the test precision are improved.

The above embodiments are merely illustrative of the principles and utilities of the present application and are not intended to limit the application. Any person skilled in the art can modify or change the above-described embodiments without departing from the spirit and scope of the present application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of the present application.

Claims

1. A wireless network performance test method is applied to an upper computer and is characterized by comprising the following steps:

setting wireless network parameters of the device to be tested;

2. The method of claim 1, wherein the controlling the device under test and the testing device to perform wireless data transceiving according to the performance of the wireless network to be tested comprises:

and acquiring the number of the data packets received by the testing device.

3. The method of claim 2, wherein analyzing the wireless network performance corresponding to the wireless network parameter according to the wireless data transceiving result of the device under test and the testing device comprises:

4. The method of claim 1, wherein the controlling the device under test and the testing device to perform wireless data transceiving according to the performance of the wireless network to be tested comprises:

5. The method according to claim 4, wherein the analyzing the wireless network performance corresponding to the wireless network parameter according to the wireless data transceiving result of the device under test and the testing device comprises:

6. The method for testing the performance of the wireless network according to claim 1, further comprising:

7. The wireless network performance testing method according to claim 1, wherein the wireless network type to be tested comprises at least one of an LTE wireless network, a WiFi wireless network, a BT wireless network, and a BLE wireless network.

8. A wireless network performance test system is characterized by comprising a test device and an upper computer, wherein the upper computer is connected with the test device and is provided with an interface for connecting with a device to be tested;

9. The wireless network performance testing system of claim 8, wherein the upper computer is configured to:

10. The wireless network performance testing system of claim 8, wherein the upper computer is configured to:

11. The wireless network performance testing system of claim 8, wherein the upper computer is provided with a USB interface or a SPI interface for connecting with the device under test, and the upper computer is provided with an RJ-45 interface for connecting with the testing device.

12. The wireless network performance testing system of claim 8, comprising at least two of the upper computers, each of which is connected to the testing device through a hub.

13. The wireless network performance testing system of claim 8, wherein the device under test comprises at least one of the following wireless modules: the testing device comprises an LTE module, a WiFi module, a BT module and a BLE module, wherein the testing device is provided with an antenna module, and the testing device carries out wireless data receiving and transmitting through the antenna module and the wireless module of the device to be tested.

14. The wireless network performance testing system of claim 8, wherein the device under test is an in-vehicle multimedia entertainment system.

15. A computer storage medium having computer program instructions stored thereon; the computer program instructions, when executed by a processor, implement the wireless network performance testing method of any of claims 1 to 7.