CN109041107A - A kind of WIFI roaming automated testing method and system - Google Patents
A kind of WIFI roaming automated testing method and system Download PDFInfo
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- CN109041107A CN109041107A CN201810908812.4A CN201810908812A CN109041107A CN 109041107 A CN109041107 A CN 109041107A CN 201810908812 A CN201810908812 A CN 201810908812A CN 109041107 A CN109041107 A CN 109041107A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
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- 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
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Abstract
The application provides a kind of WIFI roaming automated testing method and system, and the method first passes through management network AP and establishes wireless connection between control platform and program control test vehicle；Test instruction is sent from control platform to program control test vehicle again, program control test vehicle is controlled and is run in test scene according to desired guiding trajectory, so that program control test vehicle is successively tested AP with multiple roamings in test scene by test wireless network card and establishes wireless connection；Service platform is by opening packet capturing of eating dishes without rice or wine, it grabs program control test vehicle and is establishing blank-interface text when being wirelessly connected with roaming test AP, and the blank-interface text of crawl is sent to control platform to generate WIFI data information, roaming test report is ultimately produced, the roaming function test of roaming test AP in test scene is completed.The method can be roaming test carrier by program control test vehicle, the network test in each region is automatically performed in test scene, real simulation roaming scence improves testing efficiency.
Description
Technical field
This application involves wireless communication technology field more particularly to a kind of WIFI roaming automated testing method and systems.
Background technique
Extensive WIFI network generally includes multiple AP, i.e. wireless access points (Wireless Access Point),
For realizing the wireless access of user terminal in WIFI network scene.Since the region that an AP can be covered is limited, in WIFI
In practical application scene, multiple AP collectively cover the wireless networking demand that just can guarantee in region, and it is unrestrained that this requires multiple AP to support
Function is swum, relatively high scene is especially required in mobile Internet access continuity, roaming is a critically important functional requirement.WIFI
Roaming is a continual network connection process, i.e., there are multiple AP for network environment, and their coverage area has mutually one
When fixed coincidence, user can move in entire WLAN coverage, and the wireless network card in user terminal can find attached automatically
The maximum AP of nearly signal strength, and by this AP sending and receiving data, keep continual network connection.
As it can be seen that the implementation of WIFI roaming function, has great influence to the smooth degree being connected to the network in application scenarios.And
After the completion of the WIFI network in an application scenarios is built, need to carry out application scenarios WIFI roaming test.Currently used for
The method of test WIFI roaming is mostly based on the mode of signal attenuator and man-hour manually hand-held mobile device.Wherein, signal attenuator
Test method its position on AP to be measured, i.e., by adjusting the wireless signal transmission power of AP to be measured, compel to be used in test
Mobile terminal occur WIFI roaming.Although this test method can produce roams similar effect with WIFI, but can not
Real simulation roaming scence；Also, the implementation of test needs program-controlled WIFI signal attenuator to support, the cost of test compared with
It is high.
And the method that man-hour manually hand-held mobile device carries out roaming test, then it is by man-hour manually hand-held mobile device in applied field
It walks in scape, the path of walking is usually fixed, and is come with the connection status of mobile device AP on different location point
Examine the WIFI roaming function of current application scene.As it can be seen that this pure manual test mode cost is higher, and in high density
Roaming scence in, testing efficiency is very low.
Summary of the invention
This application provides a kind of WIFI roaming automated testing method and systems, roam test side to solve tradition WIFI
The problem of method measuring accuracy is low and low efficiency.
On the one hand, the application provides a kind of WIFI roaming automated testing method, comprising:
Control platform is established by the management wireless network card on management network AP and program control test vehicle and is wirelessly connected；
The control platform sends test instruction to the program control test vehicle, controls the program control test vehicle according to default rail
Mark is run in test scene；
The program control test vehicle passes through test wireless network card in the process of running, successively with it is multiple in the test scene
Roaming test AP, which is established, to be wirelessly connected, so that the program control test vehicle connects service platform；
The service platform grabs the program control test vehicle and establishes with roaming test AP by opening packet capturing of eating dishes without rice or wine
Blank-interface text when wireless connection, the blank-interface text include control frame data and/or management frame data；
The blank-interface text is sent to the control platform by the service platform, so that the control platform is according to
Blank-interface text generates WIFI data information, and the WIFI data information includes: roaming and wireless signal strength whether occurs；
The control platform generates roaming test report according to the WIFI data information.
Optionally, the WIFI data information further includes service disconnection duration, in the control platform to the program-controlled survey
After test run sends test instruction, the method also includes:
The program control test vehicle runs the test instruction；
The program control test vehicle tests AP by the roaming and sends test data on flows to the service platform；The survey
Examination data on flows includes the analogue flow rate data type under multiple service traffics scenes；
The service platform determines the institute under different business scene according to the time for receiving the test data on flows
State service disconnection duration.
Optionally, the control platform includes according to blank-interface text generation WIFI data information:
The control platform reads the test corresponding address ESSID AP of the roaming in the blank-interface text and the sky
Timestamp in mouth message；
Judge whether to roam according to the address ESSID；
When judging result is to roam, when according to consumed by the timestamp calculating switching roaming test AP
Between, as the roaming switch duration.
Optionally, wirelessly connected in control platform by management network AP and the management wireless network card foundation on program control test vehicle
After the step of connecing, which comprises
The control platform is examined to connect with whether the management wireless network card on the program control test vehicle is successfully established；
If being successfully established connection, the control platform sends the test instruction to the program control test vehicle；
If establishing connection not successfully, the control platform generates Network Abnormal report.
Optionally, the method examines the management nothing on the control platform and the program control test vehicle as steps described below
Whether gauze card is successfully established connection:
The control platform sends interconnection decision instruction to the program control test vehicle by the management network AP；
The program control test vehicle is after receiving the interconnection decision instruction, by the management network AP to the control
Platform sends interconnection receipt instruction；
If the control platform receives interconnection receipt instruction within a preset time, judge the control platform with
Management wireless network card on the program control test vehicle is successfully established connection；
If the control platform does not receive the interconnection receipt instruction within a preset time, the control platform is judged
Connection is established not successfully with the management wireless network card on the program control test vehicle.
Optionally, the program control test vehicle is by test wireless network card wireless with roaming test AP foundation described in each
After connection, the method also includes:
The test wireless network card of the program control test vehicle is examined to connect with whether the service platform is successfully established；
If being successfully established connection, the service platform opens packet capturing of eating dishes without rice or wine；
If establishing connection not successfully, the program control test vehicle is out of service and after the default waiting time, examines again
The test wireless network card of the program control test vehicle is connect with whether the service platform is successfully established；
If the program control test vehicle, which is not still successfully established with the service platform, to be connect after the default waiting time,
Marking current roaming test AP is invalid AP；
The program control test vehicle is instructed according to test, and the overlay area for proceeding to other roaming tests AP is surveyed
Examination.
Optionally, the method examines the test wireless network card of the program control test vehicle and the service as steps described below
Whether platform is successfully established connection:
The program control test vehicle is tested AP by test wireless network card and current roaming and is sent mutually to the service platform
Join decision instruction；
The service platform tests AP to the program-controlled survey after receiving the interconnection decision instruction, through current roaming
Test run sends interconnection receipt instruction；
If the program control test vehicle receives the interconnection receipt instruction within a preset time, the program control test is judged
Vehicle and the service platform have successfully passed the current roaming test AP and have established connection；
If the program control test vehicle does not receive the interconnection receipt instruction within a preset time, the program-controlled survey is judged
Test run and the service platform test AP by the current roaming not successfully and establish connection.
Optionally, the test instruction includes test starting command and navigation instruction, and the service platform is according to the sky
Mouthful message generates the step of WIFI data information and includes:
The program control test vehicle is after receiving the test starting command, starting operation；
The operating path that the program control test vehicle is planned with the navigation instruction passes in succession through more in the test scene
The region of a roaming test AP covering；
The position of the program control test vehicle is obtained, and according to the position of the program control test vehicle, judges the program-controlled survey
The region of trial run and run；
If the program control test vehicle is run in the region of the single roaming test AP covering, the wireless communication is obtained
Number intensity；
If the program control test vehicle is run in the region that multiple roaming test AP are collectively covered, wireless communication is obtained
Number intensity and judge whether to roam.
Optionally, the method is after completing primary test, further includes:
The output power signal for adjusting one or more roaming test AP in the test scene, is surveyed again
Examination, until all areas wireless signal of the test scene meets default network demand；
Switch the operational mode of all roaming test AP in the test scene, and will be on the program control test vehicle
The test wireless network card is adjusted to type corresponding with roaming test AP operational mode, repeats to test, described
Operational mode includes: channel, flow forward mode and association authentication mode.
On the other hand, the application also provides a kind of WIFI roaming automatization test system, comprising: control platform, service are flat
Platform, program control test vehicle, and the multiple roamings test AP and management network AP that are arranged in test scene；
Wherein, any wireless network services range of the management network AP covers the entire test scene；The program-controlled survey
Test run is equipped with management wireless network card and test wireless network card；The control platform passes through on management network AP and program control test vehicle
Management wireless network card establish be wirelessly connected；The service platform passes through the test on the roaming test AP and program control test vehicle
Wireless network card, which is established, to be wirelessly connected；
The control platform is configured as executing following procedure step:
Test instruction is sent to the program control test vehicle, controls the program control test vehicle according to desired guiding trajectory in test scene
Interior operation, so that the program control test vehicle connects the service platform；
And the blank-interface text that the service platform is sent is received, WIFI data information is generated according to the blank-interface text,
And roaming test report is generated according to the WIFI data information；The WIFI data information includes: roaming and nothing whether occurs
Line signal strength；
The service platform is configured as executing following procedure step:
By opening packet capturing of eating dishes without rice or wine, grabs the program control test vehicle and established when being wirelessly connected with the roaming test AP
Blank-interface text, the blank-interface text include control frame data and/or management frame data；
And the blank-interface text is sent to the control platform；
The program control test vehicle is configured as executing following procedure step:
The test instruction that the control platform is sent is received, and is run in test scene according to desired guiding trajectory；And it is logical
It crosses test wireless network card and successively establishes wireless connection with multiple roamings test AP in the test scene.
From the above technical scheme, the application provides a kind of WIFI roaming automated testing method and system, the side
Method first passes through management network AP and establishes wireless connection between the management wireless network card in control platform and program control test vehicle；Again by
Control platform sends test instruction to program control test vehicle, and control program control test vehicle is run in test scene according to desired guiding trajectory,
And so that program control test vehicle is successively tested AP with multiple roamings in test scene by test wireless network card and establish wireless connection；Clothes
Business platform is establishing blank-interface text when being wirelessly connected with roaming test AP by opening packet capturing of eating dishes without rice or wine, crawl program control test vehicle,
And blank-interface text is sent to control platform to generate WIFI data information；It is finally raw according to WIFI data information by control platform
At roaming test report, the roaming function test of roaming test AP in test scene is completed.The method can pass through program-controlled survey
Test run is roaming test carrier, and the network test in each region is automatically performed in test scene, being capable of real simulation roaming scence
And testing efficiency with higher.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the flow diagram that a kind of WIFI roams automated testing method；
Fig. 2 is that management network establishes the flow diagram being wirelessly connected in the embodiment of the present application；
Fig. 3 is the flow diagram of management network checks connection in the embodiment of the present application；
Fig. 4 is that roaming test network establishes the flow diagram being wirelessly connected in the embodiment of the present application；
Fig. 5 is the flow diagram that roaming test network examines connection in the embodiment of the present application；
Fig. 6 is the flow diagram that point information occurs for test roaming in the embodiment of the present application；
Fig. 7 is the flow diagram that business scenario data on flows is tested in the embodiment of the present application；
Fig. 8 is the flow diagram that WIFI data information is generated in the embodiment of the present application；
Fig. 9 is the flow diagram that test is adjusted in the embodiment of the present application；
Figure 10 is the structural schematic diagram that a kind of WIFI roams automatization test system.
Specific embodiment
Embodiment will be illustrated in detail below, the example is illustrated in the accompanying drawings.In the following description when referring to the accompanying drawings,
Unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Implement described in following embodiment
Mode does not represent all embodiments consistent with the application.It is only and be described in detail in claims, the application
The example of the consistent system and method for some aspects.
In technical solution provided by the present application, WIFI network to be tested is more in concrete application scene by building
The WIFI network of a AP equipment composition, according to different application scenarios, the WIFI network built also has different scales, it is clear that
The quantity of the bigger WIFI network of scale, AP equipment wherein included is also more, is also more easy to appear multiple AP and covers jointly
The region of lid, the mobile terminal of user need to realize continual using WIFI roaming function when entering such region
Wireless network connection.It should be noted that in order to express convenient and elimination part ambiguity, so-called applied field in the application
The word about scene such as scape, test scene, WIFI network environment to be tested and reality scene is unless otherwise stated
Refer to the above-mentioned concrete application scene for having built WIFI network to be tested.
Above-mentioned AP equipment includes two kinds, one is for transmitting detection data during the test, make PC control platform with
The AP equipment of network connection is realized between program control test vehicle, is known as this AP equipment in the application to manage network AP；It is another
It is tested AP equipment, roaming test AP is referred to as in the application.In practical application, the management network AP, which can be, appoints
The AP device product of meaning manufacturer, and guarantee that the covering surface for managing network AP is sufficiently large, entire test scene is completely covered,
And in order to meet the covering requirement of wireless signal, it can be high-power by selecting, the wide high power AP of signal is covered to build pipe
Network is managed, and/or by multiple management network APs come one roaming network of component, this roaming network is used merely to transmission test
Data, therefore can need not consider the influence to roaming test result, or in advance adjust the roaming function for managing network to most
Suitable state.
Program control test vehicle is internally provided with independent controller and control program, has the function of remote-controlled walking, being capable of basis
The control instruction that control platform is sent is moved on specified path.Program control test vehicle, which should be equipped with, can adapt to different surveys
The wheel or Athey wheel group of examination hall scape landform and architectural environment, wheel or Athey wheel group by program control test car motor driven,
Motor is then powered by battery, is also possible to other energy supply modes such as solar battery.Wheel or Athey wheel group energy
It is enough freely to turn, stop and fall back under the control of internal controller, to complete a variety of different test case requirements.It should manage
Solution, program control test vehicle in order to exclude the interference of barrier in path planning error and scene in the process of running,
The devices such as collision avoidance radar or camera can also be set, such as scanning laser radar or 360 ° of full-view cameras, pass through these collision avoidances
Device, not only avoiding program control test vehicle from receiving barrier in scene influences, but also can send out to avoid between multiple program control test vehicles
Raw mutually operation interference.
It is designed with a management wireless network card on each program control test vehicle and a test wireless network card schematically can
Wireless network card will be managed labeled as wlan0, it is used as through management network AP, establishes data interchange with control platform；Test nothing
Gauze card is labeled as wlan1, tests the signal of AP with roaming is search for, and establish connection, roaming test AP with roaming test AP
Network connection can also be established between control platform, to allow Programme control trolly by test wireless network card wlan1 and overflow
Data interchange is established between trip test AP, with control platform.It should be noted that test wireless network card wlan1 can use movement
Terminal replaces, such as the mobile phone with WIFI function of surfing the Net or external mobile hot spot, accordingly for the ease of test data
Transmission, can by add USB data line, mobile terminal and program control test vehicle be connected, mobile terminal generation is used
Compatibility of the different terminals under roaming scence can also be tested for wireless network card wlan1.
Control platform needs to include an at least PC (Personal Computer, personal computer), the operation system of PC
System arbitrarily can be Windows or l inux, control platform can by wired or wireless mode access-in management network, i.e., with
It manages and establishes network connection between network AP.It is built-in with the control program or control software of program control test vehicle in control platform, shows
Meaning ground, control program can be based on raspberry pie (raspberry pi) or other similar platform building, and being equipped with one can be with
The operating system (such as ubuntu system) of remote access, controls the behavior of program control test vehicle by way of process control, such as: fortune
Row track, range measurement, obstacle avoidance, data acquire and the test jobs such as data report.
Service platform, it is also desirable to the operating system of an at least PC, PC can be consistent with control platform, i.e. Windows or
Linux, the PC of service platform can be used in simulating outer net resource as server, and the test wireless network card in program control test vehicle closes
Accessible server, i.e. analog access outer net after AP are tested in roaming on connection；In addition, being configured with wireless network card on the PC, use
It is main to grab 802.11 control frames and management frame data in packet capturing of eating dishes without rice or wine.
In addition, technical solution provided by the present application is before testing, need hardware testing equipment building completion, i.e., it first will control
Presetting in test scene is arranged in by wired or wireless mode access-in management network, then by program control test vehicle in platform processed
Point position, is planned, or cook up motion path manually by operator, i.e. predetermined movement track automatically by control platform.Roaming
Test AP is built according to actual needs.
Referring to Fig. 1, the flow diagram of automated testing method is roamed for a kind of WIFI.The application provides as shown in Figure 1
WIFI roam automated testing method, comprising the following steps:
S1: control platform is established by the management wireless network card on management network AP and program control test vehicle and is wirelessly connected；
In the present embodiment, connection is first established between control platform and program control test vehicle, in practical application, program control test
Management wireless network card wlan0 on vehicle can manage network on the static IP auto-associating by management network AP distribution, realize
With control platform data interchange.It should be noted that wireless connection designated herein refers to program control test vehicle and management network AP
Between be to be wirelessly connected, and manage and can be wireless connection between network AP and control platform and be also possible to wired connection.
In order to ensure that can establish stable wireless connection between control platform and program control test vehicle, the part of the application is real
It applies in example, the quality of connection of wireless connection can also be verified, i.e., after being wirelessly connected foundation as shown in Fig. 2, controlling
After platform processed establishes the step of being wirelessly connected by the management wireless network card on management network AP and program control test vehicle, the method
The following steps are included:
S11: control platform is examined to connect with whether the management wireless network card on program control test vehicle is successfully established；
S12: if being successfully established connection, control platform sends test instruction to program control test vehicle；
S13: if establishing connection not successfully, control platform generates Network Abnormal report.
I.e. in the present embodiment, it needing before formal test starts, the success or not established to connection is tested,
If successfully establishing wireless connection between control platform and program control test vehicle, control platform is again to program control test
Vehicle sends formal test instruction, and if examined to not set up stable wireless connect between control platform and program control test vehicle
When connecing, then corresponding Network Abnormal report is generated, notifies the situation of tester's current network exception.Obviously, it is building not successfully
In the case where vertical connection, it can also be built again by modes such as the automatic resettings, automatic maintenance and parameter setting of network configuration
Network connection is erected, so that network failure caused by software setting aspect is discharged.Further, as shown in figure 3, the method can
As steps described below, control platform to be examined to connect with whether the management wireless network card on program control test vehicle is successfully established:
S111: control platform sends interconnection decision instruction to program control test vehicle by management network AP；
S112: program control test vehicle is sent mutually after receiving interconnection decision instruction, through management network AP to control platform
Join receipt instruction；
S113: if control platform receives interconnection receipt instruction within a preset time, judge control platform and program-controlled survey
Management wireless network card in test run is successfully established connection；
S114: if control platform do not receive within a preset time interconnection receipt instruction, judge control platform with it is program-controlled
Management wireless network card on test carriage establishes connection not successfully.
In the present embodiment, in order to keep program control test vehicle to be able to maintain control platform always during a long period of exercise
The stability connected between program control test vehicle, so that control platform can control the motion profile of program control test vehicle,
Control platform just can send primary interconnection judgement to program control test vehicle at interval of a period of time and refer in entire test process
It enables.For interconnecting the judgement of dependent instruction, control platform and program control test vehicle in the present embodiment can be sent according to mutual
Instruction judged verify network connection.
On the one hand, if control platform is not received by therewith in certain primary preset time for issuing interconnection decision instruction
Matched interconnection receipt instruction, then generate connection exception reporting by control platform, while can produce corresponding acousto-optic hint letter
Number, such as blow a whistle, red light etc., to prompt the personnel for participating in test to overhaul.On the other hand, if program control test vehicle is in office primary
In prefixed time interval after receiving interconnection decision instruction, interconnection decision instruction is not received again, is also not received by
Test instruction is terminated, then can start corresponding emergence program in program control test car portion.
The emergence program may include terminating test instruction and exception reporting instruction, wherein terminating test instruction can
To stop the operation of program control test vehicle in the case where the control of no control platform, to avoid program control test vehicle out of hand；
Exception reporting instruction can be when there are abnormal conditions in judgement network connection, it is intended to obtain ESSID from management network AP again
Address, to achieve the purpose that reconnection.If control platform can not be again connected to by managing network AP, exception reporting instruction is opened
It can control program control test vehicle and attempt that network to abnormal data information occurs by roaming test AP, be sent to control platform,
So that control platform can make the standby signal of emergence program identical with above-mentioned connection exception reporting.
Further, if also cannot connect to control platform by roaming test AP, the application can also be program-controlled
Other types of communication mode is set on test carriage, to send exception reporting instruction.Alternatively, can be on program control test vehicle
Corresponding combined aural and visual alarm, such as whistle, red light are set, abnormality processing is carried out with the tester near notifying.
In the present embodiment, by the interconnection decision instruction of transmission of coming and going between control platform and program control test vehicle and interconnect back
Instruction is held, stable network connection can be maintained in test duration, just between control platform and program control test vehicle
Transmission in test data and the movement navigation to program control test vehicle.In addition, for overall plan, the application is by program control test
The operation control program of vehicle is built in PC control platform, rather than is built in the controller of program control test vehicle, is also convenient for maintaining
Stable network connection is maintained between control platform and program control test vehicle, is avoided in control platform and program control test vehicle in the company of losing
When connecing, program control test survey is still run according to preset program, and loses the test data in partial region, causes the unrestrained of mistake
Swim function judgement.
S2: control platform sends test instruction to program control test vehicle, and control program control test vehicle is being tested according to desired guiding trajectory
Operation in scene.
For step S2, the default running track of program control test vehicle be not absolutely it is constant, due to program control test vehicle by
The influence of the factors such as landform is easy to appear the phenomenon that deviateing preset path, and when test wrapper has other program control test vehicles within the border
When operation, it is also necessary to avoid that mutually collision occurs between program control test vehicle, and change certain traffic direction and position, therefore be
Going on smoothly for test process, program control test vehicle running track can there are errors between desired guiding trajectory.It can basis
Desired guiding trajectory delimit an error band, as long as program control test parking stall does not change the fortune of program control test vehicle in error band range
Row state, when program control test vehicle exceeds error band, control platform retransmits operation revision directive, runs back program control test vehicle
On correct desired guiding trajectory.
It is provided in technical solution in the application, with the progress of test process, program control test vehicle can successively pass through checkout area
The region that is covered multiple roamings test AP in scape, i.e. program control test vehicle can by test wireless network card successively with multiple roamings
It tests AP and establishes wireless connection, so that the subsequent WIFI signal on different location is tested.
As shown in figure 4, program control test vehicle is wirelessly connected by test wireless network card with each roaming test AP foundation
Afterwards, the method also includes following steps:
S21: the test wireless network card of the program control test vehicle is examined to connect with whether the service platform is successfully established；
S22: if being successfully established connection, the service platform opens packet capturing of eating dishes without rice or wine；
S23: if establishing connection not successfully, the program control test vehicle is out of service and after the default waiting time, again
The test wireless network card of the program control test vehicle is examined to connect with whether the service platform is successfully established.
In the present embodiment, since in the environment that real network is run, test wireless network card wlan1 is tested in two roamings
When switching between AP, if roaming function does not reach requirement, the time switched is longer, or cannot achieve switching, uses
Family terminal is connected on upper roaming test AP with weaker signal.User terminal can connect in no network whithin a period of time
The state connect.Therefore, it in actual test, is established not successfully if examined to test wireless network card wlan1 and roaming test AP
Connection, then program control test vehicle is out of service and after the default waiting time, examines the test wireless network card of program control test vehicle again
It is connect with whether control platform is successfully established, to judge that the connection of current region is caused by roaming test AP failure extremely
, or caused by the roaming function defect as roaming test AP.
Further, as shown in figure 5, the method examine as steps described below the test wireless network card of program control test vehicle with
Whether control platform is successfully established connection:
S211: the program control test vehicle is tested AP by test wireless network card and current roaming and is sent out to the service platform
Send interconnection decision instruction；
S212: the service platform tests AP to described after receiving the interconnection decision instruction, through current roaming
Program control test vehicle sends interconnection receipt instruction；
S213: if the program control test vehicle receives the interconnection receipt instruction within a preset time, judge the journey
Control test carriage and the service platform have successfully passed the current roaming test AP and have established connection；
S214: if the program control test vehicle does not receive the interconnection receipt within a preset time and instructs, described in judgement
Program control test vehicle and the service platform test AP by the current roaming not successfully and establish connection.
As it can be seen that in the present embodiment, examining whether the test wireless network card of program control test vehicle is successfully established with service platform
The method of connection, the method for whether being successfully established connection with inspection management wireless network card and control platform is essentially identical, is all logical
It crosses and sends interconnection decision instruction and interconnection receipt instruction mutually to realize.The difference is that interconnection judgement refers in the present embodiment
Order is initiated by the control system of program control test vehicle, and such purpose is, when there are multiple program control test vehicles in application scenarios
When, can accurately judge that program control test vehicle is presently in is in region which roaming test AP is covered, to obtain pair
The identification information of test AP should be roamed, AP is tested in record roaming defect point and the faulty roaming of tool.
Further, as shown in figure 4, in step S23, if establishing connection not successfully, program control test vehicle is out of service simultaneously
After the default waiting time, examine whether the test wireless network card of program control test vehicle and service platform are successfully established connection again
After step, the method also includes:
S24: if after the default waiting time, the program control test vehicle is not still successfully established company with the service platform
It connects, label current roaming test AP is invalid AP；
S25: the program control test vehicle is instructed according to test, and the overlay area for proceeding to other roaming tests AP carries out
Test.
The purpose of above-mentioned steps is, judges to make to establish wireless connection between program control test vehicle and service platform
Roaming test AP is invalid AP, i.e. the corresponding roaming test AP of current region may have failure.And it is this tool is faulty
Roaming test AP labeled as after invalid AP, continuing to carry out follow-up test according to preset track, guarantee test process it is smooth into
Row.
S3: the program control test vehicle passes through test wireless network card in the process of running, successively and in the test scene
Multiple roaming test AP, which are established, to be wirelessly connected, so that the program control test vehicle connects service platform.
In technical solution provided by the present application, program control test vehicle starts after receiving test instruction in application scenarios
It is inside moved, the corresponding overlay area AP is successively tested by roaming each in test scene, it is unrestrained at each to test
WIFI signal operating condition information in the trip test overlay area AP.
S4: the service platform grabs the program control test vehicle and is testing AP with the roaming by opening packet capturing of eating dishes without rice or wine
Blank-interface text when being wirelessly connected is established, the blank-interface text includes control frame data and/or management frame data.
In technical solution provided by the present application, the test wireless network card on program control test vehicle is roaming test AP with each
It establishes when being wirelessly connected, needs through a series of control processes or management processes such as connection-verifying-distribution addresses, be at this
During column, there is multiple control frames or management frame data.Service platform is by opening packet capturing of eating dishes without rice or wine, and crawl is during the connection process
Blank-interface text can directly determine the roaming state of program control test vehicle to analyze message, such as: confirmation be occur
Roaming is still associated with again, and whether Business Stream interrupts, and tests whether ESSID associated by wireless network card wlan1 becomes
Change etc..In general, in practical applications, the data of service platform crawl are 802.11 control frames and/or management frame data.
S5: the blank-interface text is sent to the control platform by the service platform so that the control platform according to
The blank-interface text generates WIFI data information, and the WIFI data information includes: roaming whether occurs and wireless signal is strong
Degree.
In the application, judge whether that generation roaming can be by testing on collecting test wireless network card wlan1 with two roamings
Related information between AP determines whether the roaming test AP that switches.Wireless signal strength, when can be roamed by measurement
RSSI value (Received Signal Strength Indication, received signal strength indication) determine.RSSI value, can be with
The quality of network signal when directly reaction roams, i.e., measure whether roaming function meets by a kind of index of quantization
Actual demand.
Wherein, as shown in fig. 6, the control platform is wrapped the step of generating WIFI data information according to the blank-interface text
It includes:
S501: the control platform reads the corresponding address ESSID the test of the roaming in blank-interface text AP, Yi Jisuo
State the timestamp in blank-interface text；
S502: judge whether to roam according to the address ESSID；
S503: when judging result is to roam, the switching roaming test AP is calculated according to the timestamp and is disappeared
The time of consumption, as the roaming switch duration.
In the present embodiment, when the test wireless network card in program control test vehicle is sent out in the corresponding address ESSID roaming test AP
When changing, it is possible to two kinds of situations occur, a kind of situation is to roam, i.e. test wireless network card is from a roaming test AP
Roaming is connected to another roaming test AP, another situation is that occurring to be associated with again, i.e. test wireless network card is first unrestrained with one
Trip test AP is disconnected, and re-establishes connect with another roaming test AP afterwards.Obviously, if occurred in present test field scape
When being associated with again, it may appear that the network interruption of long period influences to connect.And by the interval time of comparison ESSID variation, it can
It is there is a situation where roaming or to occur to be associated with again with determination.
When occurring to be associated with again, illustrate in the test zone, the roaming function of roaming test AP is not up to default to be wanted
It asks, needs to re-start adjustment.And when roaming, it can be by recording roaming switch duration, to make roaming test AP's
Roaming function meets design requirement.
Further, as shown in fig. 7, the WIFI data information further includes service disconnection duration, in the control platform
After sending test instruction to the program control test vehicle, the method also includes:
S504: the program control test vehicle runs the test instruction；
S505: the program control test vehicle tests AP by the roaming and sends test data on flows to the service platform；
The test data on flows includes the analogue flow rate data type under multiple service traffics scenes；
S506: the service platform is determined according to the time for receiving the test data on flows in different business scene
Under the service disconnection duration.
In the present embodiment, in order to test the influence roamed to business, various scene industry can be executed on program control test vehicle
Business is downloaded, video render etc. as http/ftp/tftp is uploaded, to test business pair under a variety of different business scenarios
Whether the data traffic answered interrupts, and interrupting is duration.Data flow of the present embodiment by simulation under multiple business scenarios
Amount, can more comprehensively test WIFI environment, avoid the occurrence of and be wirelessly connected on the case where failing under Individual traffic scene to unrestrained
Trip situation test has an impact.
Further, in the section Example of the application, test instruction may include that test starting command and navigation refer to
It enables, as shown in figure 8, the control platform includes: the step of generating WIFI data information according to the blank-interface text
S51: program control test vehicle is after receiving test starting command, starting operation；
S52: the operating path that program control test vehicle is planned with navigation instruction, the multiple roamings passed in succession through in test scene are surveyed
Try the region of AP covering；
S53: obtaining the position of program control test vehicle, and according to the position of program control test vehicle, judges that program control test vehicle is run
Region；
S54: if program control test vehicle is run in the region of single roaming test AP covering, wireless signal strength is obtained；
S55: if the program control test vehicle is run in the region that multiple roaming test AP are collectively covered, nothing is obtained
Line signal strength and judge whether to roam.
May include the starting time of program control test vehicle in the present embodiment, in test starting command, start driving direction with
And the operating path information after starting in a period of time.When navigation instruction can then continue to send following default to program control test vehicle
Interior driving direction and travel speed.Program control test vehicle is according to locating different zones, and the WIFI data information of acquisition is not yet
Together, for example, when running in the region that single roaming test AP is covered, the test wireless network card on program control test vehicle is can not
Roaming phenomenon can occur, therefore in this area operation, it is only necessary to obtain the intensity of wireless signal.And multiple unrestrained
In the region that collectively covers trip test AP when operation, then roaming phenomenon may occur, it is therefore desirable to obtain roaming occur information,
To generate to roam point information occurs for RSSI value when wireless signal strength and roaming.
S6: the control platform generates roaming test report according to the WIFI data information.
The roaming test report generated in the present embodiment can be diversified forms, such as: it can be surveyed according to program control test car test
The installation site of the data that arrive and roaming test AP, generate wireless signal strength map, currently builds to reflect
There are signals to cover defect for which position in WIFI environment.Point information can also occur according to the roaming detected and roaming is surveyed
The installation site of AP is tried, roaming is generated and point map occurs, to determine between the position roamed and actual desired position
Whether it is in reasonable range with the presence or absence of deviation and deviation.
Further, in order to gradually improve entire WIFI network scene, as shown in figure 9, the method completes primary survey
After examination, further includes:
S7: the output power signal of one or more roaming test AP in the test scene is adjusted, is carried out again
Test, until all areas wireless signal of the test scene meets default network demand；
S8: switch the operational modes of all roaming test AP in the test scene, and by the program control test vehicle
On the test wireless network card be adjusted to test the corresponding type of AP operational mode with the roaming, repeat to test,
The operational mode includes: channel, flow forward mode and association authentication mode.
It, can be by adjusting the rf-mode of roaming test AP, such as: 2.4G or 5G, transmission power in the present embodiment
(TxPower) and channel (Channel) test, is repeated, can also further be turned by adjusting the flow of roaming test AP
Hair mode, such as: concentrating forwarding 8023tunnel or local forwarding localbridge, and the association authenticating party of roaming test AP
Formula, such as: Open, WEP, WAP, WPA2, EAP repeat test.By repeatedly to the WIFI roaming function in application scenarios
It is tested, on the one hand more comprehensive test result can be obtained by the way that test is repeated several times, so as to accurately to current
WIFI roaming function in application scenarios is assessed；On the other hand, " test-adjustment-re-test " mistake by being repeated as many times
Journey can use continuous adjustment, to make the WIFI roaming function in current application scene reach preset requirement, or be adjusted to
Optimal state.
Automated testing method is roamed based on above-mentioned WIFI, the application also provides a kind of WIFI roaming automatic test system
System the system comprises: control platform 1, program control test vehicle 2 and is arranged in multiple unrestrained in test scene as shown in Figure 10
Trip test AP3 and management network AP 4, service platform 5；
Wherein, any wireless network services range for managing network AP 4 covers entire test scene；Program control test vehicle 2 is equipped with
Manage wireless network card 21 and test wireless network card 22；Control platform 1 passes through the management on management network AP 4 and program control test vehicle 2
Wireless network card 21, which is established, to be wirelessly connected；The service platform 5 passes through the test on the roaming test AP3 and program control test vehicle 2
Wireless network card 22, which is established, to be wirelessly connected；
Control platform 1 is configured as executing following procedure step:
Test instruction is sent to the program control test vehicle 2, controls the program control test vehicle 2 according to desired guiding trajectory in checkout area
Operation in scape, so that the program control test vehicle 2 connects the service platform 5；
And the blank-interface text that the service platform 5 is sent is received, and WIFI data letter is generated according to the blank-interface text
Breath and generation roaming test report；The WIFI data information includes: roaming and wireless signal strength whether occurs；
The service platform 5 is configured as executing following procedure step:
By opening packet capturing of eating dishes without rice or wine, the program control test vehicle 2 is grabbed when establishing wireless connection with roaming test AP3
Blank-interface text, the blank-interface text includes control frame data and/or management frame data；
And the blank-interface text is sent to the control platform 1；
Program control test vehicle 2 is configured as executing following procedure step:
The test instruction that the control platform 1 is sent is received, and is run in test scene according to desired guiding trajectory；
And AP3 is successively tested with multiple roamings in the test scene by test wireless network card 22 and is established wirelessly
Connection.
It should be noted that technical solution provided by the present application can increase roaming test in test according to the actual situation
The quantity of AP3 and the quantity of program control test vehicle 2 can be simulated according to program control test vehicles 2 multiple in application scenarios when actual test
The running track of roaming condition in the case of multiple terminals out, multiple program control test vehicles 2 can be identical, so that information summarizes and divides
Analysis；It can also be different, to simulate true application scenarios, and avoid mutually colliding between program control test vehicle 2.Control
Platform 1 processed is needed further according to test, is received various WIFI relevant informations and is depicted as curve graph.
From the above technical scheme, the application provides a kind of WIFI roaming automated testing method and system, the side
Method first passes through management network AP and establishes wireless connection between the management wireless network card in control platform and program control test vehicle；Again by
Control platform sends test instruction to program control test vehicle, and control program control test vehicle is run in test scene according to desired guiding trajectory,
And so that program control test vehicle is successively tested AP with multiple roamings in test scene by test wireless network card and establish wireless connection；Clothes
Business platform is establishing blank-interface text when being wirelessly connected with roaming test AP by opening packet capturing of eating dishes without rice or wine, crawl program control test vehicle,
And blank-interface text is sent to control platform to generate WIFI data information；It is finally raw according to WIFI data information by control platform
At roaming test report, the roaming function test of roaming test AP in test scene is completed.The method can pass through program-controlled survey
Test run is roaming test carrier, and the network test in each region is automatically performed in test scene, being capable of real simulation roaming scence
And testing efficiency with higher.
Similar portion cross-reference between embodiment provided by the present application, specific embodiment provided above is only
It is several examples under the total design of the application, does not constitute the restriction of the application protection scope.For those skilled in the art
For member, any other embodiment expanded without creative efforts according to application scheme all belongs to
In the protection scope of the application.
Claims (10)
1. a kind of WIFI roams automated testing method characterized by comprising
Control platform is established by the management wireless network card on management network AP and program control test vehicle and is wirelessly connected；
The control platform sends test instruction to the program control test vehicle, controls the program control test vehicle and exists according to desired guiding trajectory
Operation in test scene；
The program control test vehicle passes through test wireless network card in the process of running, successively with multiple roamings in the test scene
It tests AP and establishes wireless connection, so that the program control test vehicle connects service platform；
The service platform grabs the program control test vehicle and establishes wirelessly with roaming test AP by opening packet capturing of eating dishes without rice or wine
Blank-interface text when connection, the blank-interface text include control frame data and/or management frame data；
The blank-interface text is sent to the control platform by the service platform, so that the control platform is eated dishes without rice or wine according to
Message generates WIFI data information, and the WIFI data information includes: roaming and wireless signal strength whether occurs；
The control platform generates roaming test report according to the WIFI data information.
2. WIFI according to claim 1 roams automated testing method, which is characterized in that the WIFI data information is also
Including service disconnection duration, after the control platform sends test instruction to the program control test vehicle, the method also includes:
The program control test vehicle runs the test instruction；
The program control test vehicle tests AP by the roaming and sends test data on flows to the service platform；The test stream
Amount data include the analogue flow rate data type under multiple service traffics scenes；
The service platform determines the industry under different business scene according to the time for receiving the test data on flows
Duration is interrupted in business.
3. WIFI according to claim 1 roams automated testing method, which is characterized in that the control platform is according to institute
Stating blank-interface text generation WIFI data information includes:
The control platform reads the corresponding address ESSID test AP of the roaming in the blank-interface text and described eats dishes without rice or wine to report
Timestamp in text；
Judge whether to roam according to the address ESSID；
When judging result is to roam, is calculated according to the timestamp and switches the time consumed by the roaming test AP,
As the roaming switch duration.
4. WIFI according to claim 1 roams automated testing method, which is characterized in that pass through management in control platform
After management wireless network card in network AP and program control test vehicle establishes the step of being wirelessly connected, which comprises
The control platform is examined to connect with whether the management wireless network card on the program control test vehicle is successfully established；
If being successfully established connection, the control platform sends the test instruction to the program control test vehicle；
If establishing connection not successfully, the control platform generates Network Abnormal report.
5. WIFI according to claim 4 roams automated testing method, which is characterized in that the method is according to following steps
Examine the control platform to connect with whether the management wireless network card on the program control test vehicle is successfully established suddenly:
The control platform sends interconnection decision instruction to the program control test vehicle by the management network AP；
The program control test vehicle is after receiving the interconnection decision instruction, by the management network AP to the control platform
Send interconnection receipt instruction；
If the control platform receives interconnection receipt instruction within a preset time, judge the control platform with it is described
Management wireless network card on program control test vehicle is successfully established connection；
If the control platform does not receive the interconnection receipt instruction within a preset time, the control platform and institute are judged
The management wireless network card stated on program control test vehicle establishes connection not successfully.
6. WIFI according to claim 1 roams automated testing method, which is characterized in that the program control test vehicle passes through
Wireless network card is tested after establishing wireless connection with roaming test AP described in each, the method also includes:
The test wireless network card of the program control test vehicle is examined to connect with whether the service platform is successfully established；
If being successfully established connection, the service platform opens packet capturing of eating dishes without rice or wine；
If establishing connection not successfully, the program control test vehicle is out of service and after the default waiting time, again described in inspection
The test wireless network card of program control test vehicle is connect with whether the service platform is successfully established；
If the program control test vehicle, which is not still successfully established with the service platform, to be connect after the default waiting time, label
It is invalid AP that current roaming, which tests AP,；
The program control test vehicle is instructed according to test, and the overlay area for proceeding to other roaming tests AP is tested.
7. WIFI according to claim 6 roams automated testing method, which is characterized in that the method is according to following steps
Examine the test wireless network card of the program control test vehicle to connect with whether the service platform is successfully established suddenly:
The program control test vehicle tests AP and send to interconnect to the service platform by test wireless network card and current roaming to be sentenced
Severed finger enables；
The service platform tests AP to the program control test vehicle after receiving the interconnection decision instruction, through current roaming
Send interconnection receipt instruction；
If the program control test vehicle receives interconnection receipt instruction within a preset time, judge the program control test vehicle with
The service platform has successfully passed the current roaming test AP and has established connection；
If the program control test vehicle does not receive the interconnection receipt instruction within a preset time, the program control test vehicle is judged
AP is tested by the current roaming not successfully with the service platform and establishes connection.
8. WIFI according to claim 1 roams automated testing method, which is characterized in that the test instruction includes opening
Dynamic test instruction and navigation instruction, the control platform include: according to the step of blank-interface text generation WIFI data information
The program control test vehicle is after receiving the test starting command, starting operation；
The operating path that the program control test vehicle is planned with the navigation instruction passes in succession through multiple unrestrained in the test scene
The region of trip test AP covering；
The position of the program control test vehicle is obtained, and according to the position of the program control test vehicle, judges the program control test vehicle
The region of operation；
If the program control test vehicle is run in the region of the single roaming test AP covering, it is strong to obtain the wireless signal
Degree；
If the program control test vehicle is run in the region that multiple roaming test AP are collectively covered, it is strong to obtain wireless signal
It spends and judges whether to roam.
9. WIFI according to claim 1 roams automated testing method, which is characterized in that the method is completed once
After test, further includes:
The output power signal for adjusting one or more roaming test AP in the test scene, is tested, directly again
All areas wireless signal to the test scene meets default network demand；
Switch the operational modes of all roaming test AP in the test scene, and will be described on the program control test vehicle
Test wireless network card is adjusted to type corresponding with roaming test AP operational mode, repeats to test, the operation
Mode includes: channel, flow forward mode and association authentication mode.
10. a kind of WIFI roams automatization test system characterized by comprising control platform, service platform, program control test
Vehicle, and the multiple roamings test AP and management network AP that are arranged in test scene；
Wherein, any wireless network services range of the management network AP covers the entire test scene；The program control test vehicle
It is equipped with management wireless network card and test wireless network card；The control platform passes through the pipe on management network AP and program control test vehicle
It manages wireless network card and establishes wireless connection；The service platform tests AP by the roaming and the test on program control test vehicle is wireless
Network interface card, which is established, to be wirelessly connected；
The control platform is configured as executing following procedure step:
Test instruction is sent to the program control test vehicle, the program control test vehicle is controlled and is transported in test scene according to desired guiding trajectory
Row, so that the program control test vehicle connects the service platform；
And the blank-interface text that the service platform is sent is received, WIFI data information, and root are generated according to the blank-interface text
Roaming test report is generated according to the WIFI data information；The WIFI data information includes: roaming and wireless communication whether occurs
Number intensity；
The service platform is configured as executing following procedure step:
By opening packet capturing of eating dishes without rice or wine, grabs the program control test vehicle and eat dishes without rice or wine when establishing wireless connection with the roaming test AP
Message, the blank-interface text include control frame data and/or management frame data；
And the blank-interface text is sent to the control platform；
The program control test vehicle is configured as executing following procedure step:
The test instruction that the control platform is sent is received, and is run in test scene according to desired guiding trajectory；And pass through survey
It tries wireless network card and successively establishes wireless connection with multiple roamings test AP in the test scene.
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