CN110708712B - Intelligent test system and method for wireless AP coverage and communication capability - Google Patents

Intelligent test system and method for wireless AP coverage and communication capability Download PDF

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Publication number
CN110708712B
CN110708712B CN201910979938.5A CN201910979938A CN110708712B CN 110708712 B CN110708712 B CN 110708712B CN 201910979938 A CN201910979938 A CN 201910979938A CN 110708712 B CN110708712 B CN 110708712B
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instruction
computer
wireless
test
module
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CN110708712A (en
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刘永刚
刘军
税国梅
吴娟
杜川
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Sichuan Jiuzhou Electronic Technology Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00—Control of position, course or altitude of land, water, air, or space vehicles, e.g. automatic pilot
    • G05D1/02—Control of position or course in two dimensions
    • G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
    • G05D1/0276—Control of position or course in two dimensions specially adapted to land vehicles using signals provided by a source external to the vehicle
    • G05D1/0285—Control of position or course in two dimensions specially adapted to land vehicles using signals provided by a source external to the vehicle using signals transmitted via a public communication network, e.g. GSM network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0876—Network utilisation, e.g. volume of load or congestion level
    • H04L43/0888—Throughput
    • 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

Abstract

The invention discloses an intelligent test system for wireless AP coverage and communication capacity, which comprises a first computer, a second computer, a first instruction repeater, a second instruction repeater, a wireless AP, an intelligent trolley and a device to be tested, wherein the first computer is used for sending a movement instruction and a wireless communication mode instruction through the first instruction repeater; the first instruction repeater is communicated with the first calculator through a serial port, and sends the instruction sent by the first computer to the second instruction repeater; the second instruction repeater distributes the received instruction to the intelligent trolley and a second computer through serial port data, and the second computer sends the wireless mode instruction to the tested equipment; the first computer, the wireless AP and the tested device are in data communication through the wireless network. According to the invention, the manual movement is changed into the automatic transfer of the intelligent trolley, so that the error can be further reduced or cured, the comparability of test data of different time and different projects is improved, and a reliable basis is provided for improving the product performance.

Description

Intelligent test system and method for wireless AP coverage and communication capability
Technical Field
The invention relates to the technical field of wireless AP (access point) testing, in particular to an intelligent testing system and method for wireless AP coverage and communication capacity.
Background
Currently, WIFI coverage is widely popularized in home applications, and a common usage scenario is that a network access device has WIFI forwarding capability itself or a wireless AP is added behind the network access device to forward internet data. The user experience is greatly reduced by a large home environment or a poor wireless AP, and therefore the coverage capability and performance of the wireless AP need to be tested. In the testing process, a wireless AP is generally arranged in a living room, a general wireless terminal is connected with the wireless AP, and the wireless terminal is manually moved to a room to test the wireless throughput. In the testing process, different testers subjectively judge the position point placement and the placement direction of the tested device, and data deviation of the testing data caused by subjective factors of the testers exists.
Disclosure of Invention
The invention aims to provide an intelligent test system and method for wireless AP coverage and communication capacity, which are used for solving the problem that in the prior art, when a manual mobile wireless terminal is tested, the test result is deviated due to subjective judgment of the placement position and the placement direction.
The invention solves the problems through the following technical scheme:
an intelligent test system for wireless AP coverage and communication capability, comprising: first computer, second computer, first instruction repeater, second instruction repeater, wireless AP, intelligent vehicle and equipment under test, wherein:
the first computer is used for sending instructions, receiving feedback information, recording test data and generating a test report, wherein the instructions comprise a movement instruction for controlling the intelligent trolley to move and a wireless communication mode instruction;
the first instruction repeater is communicated with the first calculator through a serial port, and sends an instruction sent by the first computer to the second instruction repeater;
the second instruction repeater distributes the received instruction to the intelligent trolley and the second computer through serial port data, the second instruction repeater is used for sending the moving instruction to the intelligent trolley, and the second computer sends the wireless mode instruction to the tested equipment through the serial port data;
the first computer, the wireless AP and the tested device are in data communication through the wireless network.
The testing system controls the intelligent robot to make a tour in each room by the control system installed on the first computer, the tested equipment is connected with the wireless AP at different places, different protocols and different bandwidths, the wireless AP and the tested equipment are controlled to perform throughput testing, and the control system automatically generates a testing report.
Further, the control system comprises a main control module, and a state tracking module, a data access module, a report generation module, an instruction transceiver module, a preset command module and a UI interface which are respectively connected with the main control module, wherein:
the main control module mainly realizes the functions of controlling the input and display of UI interface information, controlling the switching of test states, receiving UI interface pre-stored instruction information, writing the information into a preset command module, controlling an instruction transceiver module to send a relevant control instruction according to the current state, writing test data in the test process into a data access module, and controlling a report generation module to read the data and output a test report in a preset format;
the state tracking module is mainly used for recording the progress of the current testing process in the whole testing process and switching to the next state according to the current state information;
the data access module records related data in each test state, and the main control module writes the related data in the data access module for the report generation module to obtain;
the command receiving and sending module is divided into serial port command receiving and sending and USB interface command receiving and sending, serial port commands are sent out through the module and are transmitted to the trolley and the second computer in the intelligent mobile terminal through a GPRS channel, and information fed back by the intelligent trolley and the second computer is fed back to the master control system through the channel; the USB instruction is sent out through a USB interface of the first computer, and the instruction directly controls the wireless AP to switch between different modes;
and the preset command module is mainly used for receiving the control command which is transmitted by the main control module and aims at the wireless AP and the tested equipment. Different control commands are provided for wireless APs of different manufacturers or tested equipment of different schemes, and the related commands are written into a preset command module in advance and called by a main control module;
the UI interface is mainly used for inputting related test information and displaying a test process and LOG (level of load) through the UI interface, so that the man-machine interaction capability of the software is enhanced;
and the report generation module is mainly used for acquiring the test data from the data access module under the control of the main control module and generating and outputting a test report in a preset mode.
An intelligent test method for wireless AP coverage and communication capability comprises the following steps:
step S100: building the intelligent test system;
step S200: the first computer sends an instruction to the intelligent trolley through an instruction channel, and the instruction is used for controlling the intelligent trolley to move to a specified position;
step S300: the first computer sends a disconnection link instruction of the tested equipment through a wireless channel, the tested equipment is disconnected with the wireless AP, and the connection state information is returned through a wireless instruction channel;
step S400: the first computer sends a wireless channel bandwidth configuration instruction to the tested equipment through an instruction channel;
step S500: the first computer sends a re-linking instruction to the tested equipment after delaying for a set time, and the tested equipment links the wireless AP according to the linking instruction;
step S600: carrying out throughput test after delaying for a set time: the first computer sends an Ethernet data packet to the wireless AP, the wireless AP receives and forwards the Ethernet data packet to the tested equipment, the tested equipment transmits the Ethernet data packet to the second computer, and the second computer feeds the receiving condition of the Ethernet data packet back to the first computer to finish throughput testing;
step S700: judging whether the test of all the bandwidths is finished, if so, entering the next step, otherwise, returning to the step S300;
step S800: judging whether the tests of all the positions are finished, if so, entering the next step, otherwise, returning to the step S200;
step S900: and generating a test report.
Further, the instruction channel comprises a communication link formed by a first computer, a first instruction repeater, a second computer and the tested device, and a communication link formed by the first computer, the first instruction repeater, the second instruction repeater and the intelligent trolley.
Compared with the prior art, the invention has the following advantages and beneficial effects:
according to the invention, the manual movement is changed into the automatic transfer of the intelligent trolley, so that the error can be further reduced or cured, the comparability of test data of different time and different projects is improved, and a reliable basis is provided for improving the product performance.
Drawings
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a flow chart of the present invention;
FIG. 3 is a functional block diagram of a control system.
Detailed Description
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.
Example 1:
referring to fig. 1, an intelligent testing system for wireless AP coverage and communication capability includes: the intelligent control system comprises a first computer (provided with a control system), a second computer, a first instruction repeater, a second instruction repeater, a wireless AP, an intelligent trolley and a device to be tested, and further comprises a storage battery which is arranged on the intelligent trolley and used for supplying power to the second computer, the intelligent trolley and the second instruction repeater, wherein the second instruction repeater, the device to be tested and the second computer are arranged on the intelligent trolley. The wireless AP position is placed at a preset place, the preset test points of the tested device are A, B, C, D, E and F, the test process comprises an instruction path and a data path, the instruction path is used for instruction transmission, and the data path is used for wireless data transmission and testing the performance of the path. The first instruction repeater and the second instruction repeater are respectively responsible for sending a moving instruction (used for controlling the intelligent trolley to change the position) sent by the control system and changing a wireless communication mode instruction (used for controlling the tested device to change parameters such as a channel and a bandwidth), the second wireless instruction repeater is responsible for receiving the instruction and transmitting the instruction to the intelligent trolley and the second computer, the intelligent trolley moves according to the instruction, the instruction received by the second computer through the serial port 1 is directly transmitted to the tested device through the serial port 2, and the tested device changes according to a wireless protocol, the channel and the bandwidth so as to work in the same mode as the wireless AP. The first computer, the wireless AP, the tested device and the second computer form a wireless data path, and wireless data are transmitted and recorded in the path.
The serial port on the first computer sends a serial port instruction, the instruction is sent out through a first instruction repeater, the first instruction repeater adopts a general serial port-to-GPRS mode, the serial port instruction is converted into a GPRS wireless signal, and the GPRS wireless signal is forwarded in a transparent transmission mode. The serial port instruction comprises reading the current position, advancing, backing, left turning and right turning of the intelligent trolley, and controlling the mode, channel, bandwidth and the like of the tested equipment. The instructions are encapsulated according to the protocol, the encapsulation format is shown in Table 1, and the instruction encapsulation format description is shown in Table 2
Address Type (B) Length of Data 1 …… Data n CRC
TABLE 1 instruction encapsulation Format
Figure BDA0002234858660000051
Figure BDA0002234858660000061
TABLE 2 instruction Package Format description
The testing system controls the intelligent robot to make a tour in each room by the control system installed on the first computer, the tested equipment is connected with the wireless AP at different places, different protocols and different bandwidths, the wireless AP and the tested equipment are controlled to perform throughput testing, and the control system automatically generates a testing report.
Further, as shown in fig. 3, the control system includes a main control module, and a state tracking module, a data access module, a report generation module, an instruction transceiver module, a preset command module, and a UI interface, which are respectively connected to the main control module, wherein:
the main control module mainly realizes the functions of controlling the input and display of UI interface information, controlling the switching of test states, receiving UI interface prestored instruction information, writing the UI interface prestored instruction information into a preset command module, controlling the instruction transceiving module to send a related control instruction according to the current state, writing test data in the test process into the data access module, and controlling the report generation module to read the data and output a test report in a preset format;
the state tracking module is mainly used for recording the progress of the current testing process in the overall testing process and switching to the next state according to the current state information;
the data access module records the related data in each test state, and the main control module writes the related data for the report generation module to obtain;
the instruction receiving and sending module is divided into serial port instruction receiving and sending and USB interface instruction receiving and sending, serial port instructions are sent out through the module and are transmitted to the trolley and the second computer in the intelligent mobile terminal through a GPRS channel, and information fed back by the intelligent trolley and the second computer is fed back to the main control system through the channel; the USB instruction is sent out through a USB interface of the first computer, and the instruction directly controls the wireless AP to switch between different modes;
and the preset command module is mainly used for receiving the control command which is transmitted by the main control module and aims at the wireless AP and the tested equipment. Different control commands are provided for wireless APs of different manufacturers or tested equipment of different schemes, and the related commands are written into a preset command module in advance and called by a main control module;
the UI interface is mainly used for inputting related test information and displaying a test process and LOG (level of load) through the UI interface, so that the man-machine interaction capability of the software is enhanced;
and the report generation module is mainly used for acquiring the test data from the data access module under the control of the main control module and generating and outputting a test report in a preset mode.
Example 2:
referring to fig. 2, an intelligent testing method for wireless AP coverage and communication capability includes:
building an intelligent test system;
after the test is started, the main control system inquires the position of the intelligent trolley through an instruction, if the position is at a preset position point A, B, C, D, E, F and the like, the test is started, if the position is not at the preset point, an intelligent trolley moving instruction is sent,
and in the moving process, the intelligent trolley transmits the updated position back to the control system, the control system compares the current position of the intelligent trolley with the preset position, and if the coordinate information is consistent, the intelligent trolley stops moving, otherwise, the intelligent trolley continuously moves.
The main control system sends an instruction of the tested device for disconnecting the link through the wireless channel, and the tested device returns link state information through the wireless instruction channel after disconnecting the link. And the master control system starts a re-link instruction to the tested equipment after delaying for 60 seconds, the tested equipment links the wireless AP according to the instruction, then reconnects the wireless AP and the wireless AP according to the preset bandwidth, and the start throughput test is carried out after delaying for 60 seconds.
During the throughput test, the control system sends an Ethernet data packet to the wireless AP, the wireless AP sends the Ethernet data packet to the tested equipment, the tested equipment transmits the received data packet to the second computer, the second computer transmits the receiving condition of the data packet back to the control system through a wireless channel, the control system records the throughput data to the data access module, and the test process lasts for a set time such as 60 seconds.
After the current bandwidth is tested, the master control system controls to send a disconnection command to the tested equipment through the wireless channel, so that the wireless AP and the tested equipment are disconnected, after the control system confirms the disconnection, the control system sends a bandwidth replacement command through the wireless command channel and then carries out the next test, and the bandwidth needs to cover all preset bandwidths such as 20MHz,40MHz and 80MHz.
After all the bandwidths are tested, the main control system moves the intelligent trolley to the next position to repeat the test process.
And completing the test after traversing all the positions and generating a test report, wherein the test report comprises throughput data under different wireless modes, different positions, different channels and different bandwidths.
Although the invention has been described herein with reference to the illustrated embodiments thereof, which are intended to be the only preferred embodiments of the invention, it is not intended that the invention be limited thereto, since many other modifications and embodiments will be apparent to those skilled in the art and will be within the spirit and scope of the principles of this disclosure.

Claims (3)

1. An intelligent test system for wireless AP coverage and communication capability, comprising: first computer, second computer, first instruction repeater, second instruction repeater, wireless AP, intelligent vehicle and equipment under test, wherein:
the first computer is used for sending instructions, receiving feedback information, recording test data and generating a test report, wherein the instructions comprise a movement instruction for controlling the intelligent trolley to move and a wireless communication mode instruction;
the first instruction repeater is communicated with the first calculator through a serial port, and sends the instruction sent by the first computer to the second instruction repeater;
the second instruction repeater distributes the received instruction to the intelligent trolley and the second computer through serial port data, the second instruction repeater is used for sending the moving instruction to the intelligent trolley, and the second computer sends the wireless mode instruction to the tested equipment through the serial port data;
the first computer, the wireless AP and the tested device carry out data communication through a wireless network;
the first computer is provided with a control system, the control system comprises a main control module, and a state tracking module, a data access module, a report generation module, an instruction transceiving module, a preset command module and a UI (user interface) which are respectively connected with the main control module, wherein:
the main control module is used for controlling the input and display of UI interface information, controlling the switching of test states, receiving UI interface pre-stored instruction information, writing the UI interface pre-stored instruction information into the preset command module, sending a control instruction by the control instruction receiving and sending module according to the current state, writing test data in the test process into the data access module and reading the data by the control report generating module and outputting a test report in a preset format;
the state tracking module is used for recording the progress of the current testing process in the overall testing process and switching to the next state according to the current state information;
the data access module is used for recording data in each test state, and the main control module writes related data for the report generation module to obtain;
the instruction receiving and transmitting module is divided into serial port instruction receiving and transmitting and USB interface instruction receiving and transmitting, and the serial port instruction receiving and transmitting is used for sending a serial port instruction and receiving information fed back by the intelligent trolley and the second computer; the USB interface command transceiver is used for sending a USB command through a USB interface of the first computer, and the USB command directly controls the wireless AP to switch between different modes;
the preset command module is used for receiving the control command transmitted by the main control module;
the UI interface is used for inputting test information and displaying a test process;
and the report generation module is used for acquiring the test data from the data access module under the control of the main control module and generating and outputting a test report in a preset mode.
2. An intelligent test method for wireless AP coverage and communication capability is characterized by comprising the following steps:
step S100: building a system according to claim 1;
step S200: the first computer sends an instruction to the intelligent trolley through an instruction channel, and the instruction is used for controlling the intelligent trolley to move to a specified position;
step S300: the first computer sends a disconnection link instruction of the tested equipment through a wireless channel, the tested equipment is disconnected with the wireless AP, and the connection state information is returned through a wireless instruction channel;
step S400: the first computer sends a wireless channel bandwidth configuration instruction to the tested equipment through an instruction channel;
step S500: the first computer sends a re-linking instruction to the tested equipment after delaying for a set time, and the tested equipment links the wireless AP according to the linking instruction;
step S600: carrying out throughput test after delaying for a set time: the first computer sends an Ethernet data packet to the wireless AP, the wireless AP receives and forwards the Ethernet data packet to the tested equipment, the tested equipment transmits the Ethernet data packet to the second computer, and the second computer feeds the receiving condition of the Ethernet data packet back to the first computer to finish throughput testing;
step S700: judging whether the test of all the bandwidths is finished, if so, entering the next step, otherwise, returning to the step S300;
step S800: judging whether the tests of all the positions are finished, if so, entering the next step, otherwise, returning to the step S200;
step S900: and generating a test report.
3. The method as claimed in claim 2, wherein the command channel includes a communication link consisting of a first computer, a first command repeater, a second computer and a device under test, and a communication link consisting of a first computer, a first command repeater, a second command repeater and an intelligent vehicle.
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