CN104820635B - A kind of self-closing ring gauge about robustness testing method based on the semantic parsing of dynamic script - Google Patents
A kind of self-closing ring gauge about robustness testing method based on the semantic parsing of dynamic script Download PDFInfo
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Abstract
The invention discloses the self-closing ring gauge about robustness testing method based on the semantic parsing of dynamic script, comprise the following steps：Build test environment；Intelligent telecontrol device carries out signal interaction with protection and measure and control device, receives the data-signal for coming from protection and measure and control device, while carry out information exchange by teletransmission communications protocol and automatic test software；Automatic test software carries out output control by dynamic script language to tester, protection device, measure and control device is produced signal and gives intelligent telecontrol device；Automatic test software carries out sequential control to the testing process of intelligent telecontrol device, and receives the message of intelligent telecontrol device transmission, while the message sent using dynamic script to intelligent telecontrol device is parsed, and provides test report.The method of the present invention, can flexibly create, edit test case and test report, versatile, substantially increase the correctness and reliability of testing efficiency and test result.
Description
Technical field
The present invention relates to technical field of electric power communication, more particularly to a kind of based on dynamic in electric power communication protocol test analysis
The self-closing ring gauge about robustness testing method of the semantic parsing of state script.
Background technology
With the fast development of society, stabilization and health to intelligent grid require more and more higher, and scheduling station is to factory
The requirement stood also more and more higher, it is the capital equipment of end communication of standing as intelligent grid terminal device RTU, it is quick and stable
Communication is particularly important.So for each automation producer, new telemechanical apparatus all needs to answer terminal RTU before networking
With comprehensive test of function and communication reliability, more and more in detail and under diversified demand, communication protocol function point is also more next
More, not only workload is big but also dry as dust for traditional method of testing, easily produces blind spot, is badly in need of new large scale test side
Method, higher requirement is also proposed to new method of testing, only simply, quickly meet these demands, can be just intelligence electricity
The safe and stable operation of net provides safeguard.
At present for each power automation producer, the test of intelligent telecontrol device is still by building Small Substation
Environment, by testing dosage, is simulating the correctness of the artificial cross-check information one by one of main website on the secondary devices such as protection, observing and controlling, right
In the checking of what's new, new function items are not only tested, it is also necessary to substantial amounts of regression test is carried out, for negative testing
Speech, the robustness of proving program is carried out using modes such as improper messages, it is also desirable to substantial amounts of human resources, for this test mould
Not only intricate operation, workload are huge for formula.And correctness can not be guaranteed.The present invention proposes that one kind is based on dynamic script language
The self-closing ring gauge about robustness testing method of justice parsing, can allow protocol convert method easier and make the correct of test result
Property obtains strong guarantee.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of self-closing ring gauge about robustness testing of intelligent telecontrol device
Method, the efficiency, confidence level and the degree of accuracy of test can be improved.
In order to solve the above technical problems, the present invention need to build a micro formula test environment, surveyed comprising PC, relay protection
Try instrument, protection device and measure and control device, intelligent telecontrol device.Wherein need to link equipped with automatic test software and interface in PC
Storehouse, automatic test software are mainly completed to test display, the response for interacting, simulating main station system with user profile of content,
Flexibly configurable dynamic script, and data are automatically compared according to script, test report is provided according to collation.Connect
Mouth chained library mainly completes test script conversion, such as test script is changed into message and is sent to plant stand, can also be changed into script
Instruction is handed down to tester, and receives plant stand end message and judge whether message information is correct with script, so as to generate text
Part passes to automatic test software.
Relay-protection tester is mainly responsible for the operational order of receiving interface link library, then data distributing is given by order and protected
Protection unit and measure and control device, complete test content.
Protection device and measure and control device are mainly responsible for receiving the data of relay-protection tester, correct to intelligent telecontrol device
Information output.
Intelligent telecontrol device not only needs to carry out communication receiving/transmission information with protection device, measure and control device, it is often more important that negative
Duty is run all stipulations programs (such as IEC101, IEC104 etc.) to be tested and is connected with automatic test software, receives automatic
Change the message that test software issues and give to respond accordingly.
Whole step is as follows：
Step (1) builds test environment, remote by PC, protection device, measure and control device, tester, intelligence by interchanger
Dynamic device can normal information exchange.
All equipment that need to be communicated in test environment are configured in intelligent telecontrol communication machine, interior communication of standing is usable but unlimited
Also need to configure outgoing message after the completion of IEC 60870-5-103 stipulations or the stipulations of IEC 61850, the above, in teletransmission
Point table in the data such as remote signalling, remote measurement, remote control, remote regulating are selected, allow corresponding signal change after on give it is automatic in PC
Change test software.
Automatic test software need to allow tester with dynamic script language to method of testing, most test process, end form
Into standard reporting formats configured, automatic test software and intelligent telecontrol communication machine and relay-protection tester is had normally
Information exchange.Automated test tool can control the output of tester, allow protection device and measure and control device to produce signal.
Step (2) intelligent telecontrol device carries out signal interaction, this letter as measurand with protection device and measure and control device
Number interaction including but not limited to IEC 60870-5-103 stipulations or the stipulations messages of IEC 61850, wherein intelligent telecontrol device and from
Client of the dynamicization test software as IEC60870-5-103, IEC 61850.
Step (3) measurand intelligent telecontrol device, which receives, comes from protection, the data-signal of measure and control device, passes through simultaneously
Teletransmission communications protocol carries out information exchange with automatic test software.
Step (4) automatic test software carries out output control by dynamic script language to relay-protection tester,
Protection, measure and control device is produced signal and give intelligent telecontrol device.Again by survey of the automatic test software to intelligent telecontrol communication machine
Try flow and carry out sequential control, and receive the message of intelligent telecontrol device transmission, while intelligent telecontrol is filled using dynamic script
Put the message sent to be parsed, verify whether with expected consistent, so as to formed it is a kind of be uniformly controlled parsing from closed loop
Test environment.
Step (5) automatic test software is parsed, proofreaded one by one by script to teletransmission communications protocol message, and root
According to collation, fill in test result according to the report template configured by script, provide test report.
It is logical that above-described distant communication protocol massages include IEC 60870-5-101, IEC60870-5-104, CDT etc.
With teletransmission protocol massages.
Above-described data include " four is distant " data of power remote.
Above-described dynamic script language configuration includes：
Different messages is created with dynamic script language.It can realize flexible stipulations message manufacture, and make wound
The message for building out is not in as other testing tools can not calculate check code automatically on the basis of script logic is correct
Situation, it is ensured that the correctness of outgoing message, can especially be played when being tested for negative testing and to Procedure Haleness non-
Often good effect.
Real time parsing is carried out to stipulations message with dynamic script language.It can utilize program to the binary system that receives
Data are cut by byte, subsidiary data in acquisition message, including the type identification of message, transmission reason, imformosome
Location and imformosome content etc., and write data into device data model.Such data are parsed with dynamic script language again,
And it can judge whether the message that receives is correct according to script logic, even the message of mistake, can also be analyzed, and
Where pointing out faults.
Process management and control with dynamic script language to stipulations message transmissions, stipulations message transmissions have on question and answer mode and active
Pass two ways.Specific data manipulation (such as modification definite value, throwing move back pressing plate) has specific communication process, these processes
Link includes：The transmission of communication command message, the response of communication command message, the processing of communication time-out, communication process is according to logical
The processing that news message is redirected.
Edlin is entered to test template with dynamic script language.Tester needs first to be wanted according to test before test
Ask, the cycle tests of test request met with dynamic script language editor, including test every time time response, input,
The condition that output, the feedback in test process and test pass through, the combination of these test cases is test template.Automatic test
Program can be tested or be instructed automatically tester's substep to be tested according to test template.Support to check certainly in template
The function of body error message, self-test content includes the calculation of fault script of project and result calculates syntax error, the parameter of script
Quote path error etc..
Editor with dynamic script language to report template, report template are realized the data and report in test template
Accuse the Visualization Model that documents location is associated.Report template editor can directly open Word programs, be held in Word programs
The related operation of row.
Following operation editor can be carried out on report template：
The data defined in test template are selected, corresponding position in selection report, create mapping relations between the two；
The mapping relations of test template data and reported position can be deleted；
When mapping relations are established, the data of precision that data fill in can be defined, filling in whether tape unit；
Classification for a project, can definition region,, can be from if this classification is not tested in test
This part is deleted in report；
It is switched fast selection and the selection of test event test parameter, the insertion of mapping relations, the data essence of test event
Spend for the selection of number.
Dynamic script language is covered in all write, and they can flexibly be used, and can describe completely to survey
Method for testing and test process.Perform script sends message, and carries out analysis judgment to Telecontrol Protocol message according to script, forms mark
The reporting format of standard is simultaneously filled in, and is finally completed test.
Above-described automatic test software, which can not only be used for control terminal, can also be used as receiving terminal, to relay-protection tester
Output is controlled, is updated protection, the remote signalling of measure and control device, telemetry.Data after renewal can pass through network in station
Intelligent telecontrol device is given, then gives automatic test software by distant communication agreement and forms closed loop.As control terminal, automation
Test software can not only control the output of relay-protection tester by dynamic script language, make protection device, observing and controlling dress
Generation signal is put, sequential control can also be carried out to the testing process of intelligent telecontrol device.It is soft as receiving terminal, automatic test
Part can receive the message of intelligent telecontrol device transmission, and the message sent using dynamic script to intelligent telecontrol device is carried out
Parsing, verify whether with expected consistent, so as to form a kind of test environment from closed loop for being uniformly controlled parsing.So can be big
Big optimal inspection flow, is tested intelligent telecontrol device, and provide the survey of customization automatically after testing scheme is determined
Examination report.
The semantic parsing of test environment and dynamic script described above is used to automate producer for intelligence from closed loop test method
In the explorative test of energy telemechanical apparatus, integration testing and regression test.
Test noted above report refers to after automatic testing software has often performed a test case, can return script
Return order to be stored in data logging, after all test cases are carried out, automatic test program can be according to original day
Will file and report template, it is corresponding to be filled up in each test event.Public lecture is recorded as use-case by hundred according to report template
Divide the test analysis report of ratio, whether each single item is by can all have clearly record mark, if there is the use-case of failure, can record
Detailed order returned packet, to analyze specific failure cause.If test report will increase test case or because of other demands
When updating record format and content, report template can be modified at any time.Test Engineer only needs to check this report,
Understand detailed test result.
The present invention compared with prior art the advantages of be：
The invention provides a kind of self-closing ring gauge about robustness testing method based on the semantic parsing of dynamic script, not only may be used
To substitute manually to the conventional test methodologies of stipulations program verification, test case and test report can also be flexibly edited；Not only
It is versatile, be easy to study and quickly create more versatility examples, can also it is accurate, reliable, quickly to by gauge
About program is comprehensively tested.Once test case is ripe, this test case can be directly used in regression test, greatly
The big correctness and reliability for improving testing efficiency and test result.
Brief description of the drawings
Fig. 1 is the communication structure figure of test environment；
Fig. 2 is closed loop test flow chart；
Fig. 3 is the semantic flow for parsing self-closing ring gauge about robustness testing method of intelligent telecontrol device dynamic script of the present invention
Schematic diagram.
Embodiment
Shown in Fig. 1 is the communication structure of micro formula test environment, with the stipulations of IEC in station 61850, teletransmission IEC
Exemplified by 60870-5-104 stipulations, PC, communication switcher, relay-protection tester, protection device and observing and controlling are included in this environment
Device, intelligent telecontrol device.Wherein need that automatic test software and interface chained library are housed in PC.The purpose of this communication structure
It is that automatic test software not only needs to communicate with telemechanical apparatus, receives and dispatches 104 messages, and also need to be led to tester
News, tester is driven to send GOOSE, SV data by interface chained library, so as to automatically generate remote signalling displacement, automatic plus remote measurement amount
Deng.Intelligent telecontrol device is needed to communicate with protection device and measure and control device, and remote signalling, remote measurement, distant is realized by the stipulations of IEC 61850
Control and the function of remote regulating.Relay-protection tester needs to carry out fiber optic links with protection, measure and control device, receives tester
GOOSE, SV message, so as to produce remote signalling displacement, remote measurement message.
Shown in Fig. 2 is the flow of closed loop test, with the stipulations of IEC in station 61850, teletransmission IEC 60870-5-104 stipulations
Exemplified by, 104 messages that the message received and dispatched between PC and intelligent telecontrol device needs to test for us, are surveyed at tester and protection
Control device is the means for realizing the automatic test of closed loop, and tester is driven by automatic test software and interface chained library
Automatically plus analog quantity and intake, measure and control device produce remote measurement and remote signalling, are sent by stipulations telemechanical apparatus in station corresponding
104 remote signalling and remote measurement message, so as to realize the automatic test of closed loop.
Fig. 3 is the semantic flow chart for parsing self-closing ring gauge about robustness testing method of intelligent telecontrol device dynamic script, is wrapped
Include following steps：
Step (1) builds test environment, remote by PC, protection device, measure and control device, tester, intelligence by interchanger
Dynamic device can carry out normal information exchange.
All equipment that need to be communicated in test environment have been configured in intelligent telecontrol communication machine, stand in communication including but not limited to
IEC 60870-5-103 stipulations or the stipulations of IEC 61850, also need to configure outgoing message after the completion of the above, in teletransmission point
The data such as remote signalling, remote measurement, remote control, remote regulating are selected in table, allow corresponding signal change after on send scheduling station.
Automatic test software need to allow tester with dynamic script language to method of testing, most test process, end form
Into standard reporting formats configured, automatic test software and intelligent telecontrol communication machine and relay-protection tester is had normally
Information exchange.Automated test tool can control the output of tester, allow protection device and measure and control device to produce signal.
Step (2) intelligent telecontrol device carries out signal interaction, this letter as measurand with protection device and measure and control device
Number interaction including but not limited to IEC 60870-5-103 stipulations or the stipulations messages of IEC 61850, wherein intelligent telecontrol device and from
Client of the dynamicization test software as IEC60870-5-103, IEC 61850.
Step (3) measurand intelligent telecontrol device receives the data-signal for coming from protection device and measure and control device, together
When pass through teletransmission communications protocol and automatic test software and carry out information exchange.
Step (4) automatic test software carries out output control by dynamic script language to relay-protection tester,
Protection device, measure and control device is produced signal and give intelligent telecontrol device.Again by automatic test software to intelligent telecontrol communication machine
Testing process carry out sequential control, and receive intelligent telecontrol device transmission message, while using dynamic script to intelligence it is remote
The message that dynamic device is sent is parsed, and is verified whether with expected consistent, and a kind of the self-closing of parsing is uniformly controlled so as to be formed
The test environment of ring.
Step (5) automatic test software is parsed, proofreaded one by one by script to teletransmission communications protocol message, and root
According to collation, fill in test result according to the report template configured by script, provide test report.
Claims (10)
- A kind of 1. self-closing ring gauge about robustness testing method based on the semantic parsing of dynamic script, it is characterised in that：Including following Step：Step（1）, test environment is built, by interchanger by PC, protection device, measure and control device, relay-protection tester, intelligence Can the normal information exchange of telemechanical apparatus progress；All equipment that need to be communicated in intelligent telecontrol device in configuration testing environment, are configured to outgoing message, remote Pass point table in remote signalling, remote measurement, remote control, remote regulating data are selected, allow corresponding signal change after on give it is automatic in PC Change test software；Automatic test software and interface chained library are housed in PC；Automatic test software is protected with intelligent telecontrol device, relay Shield tester is communicated, and drives relay-protection tester to send data by interface chained library；Step（2）, intelligent telecontrol device is as measurand, with protection device and measure and control device progress signal interaction, this signal Interaction is soft comprising IEC 60870-5-103 stipulations or the stipulations messages of IEC 61850, wherein intelligent telecontrol device and automatic test Client of the part as IEC 60870-5-103 or IEC 61850；Step（3）, measurand receives the data-signal for coming from protection device and measure and control device, while is communicated and assisted by teletransmission View carries out information exchange with automatic test software；Step（4）, automatic test software by dynamic script language come to relay-protection tester carry out output control, make guarantor Protection unit, measure and control device produce signal and give intelligent telecontrol device；Again by automatic test software to intelligent telecontrol device Testing process carries out sequential control, and receives the message of intelligent telecontrol device transmission, while using dynamic script to intelligent telecontrol The message that device is sent is parsed, and is verified whether with expected consistent, so as to formed it is a kind of be uniformly controlled parsing from closed loop Test environment；Step（5）, automatic test software parsed, proofreaded one by one by script to teletransmission communications protocol message, and according to Collation, fill in test result according to the report template configured by script, provide test report.
- 2. the self-closing ring gauge about robustness testing method according to claim 1 based on the semantic parsing of dynamic script, it is special Sign is：Communication includes IEC 60870-5-103 stipulations or the stipulations of IEC 61850 in the station of test environment.
- 3. the self-closing ring gauge about robustness testing method according to claim 1 based on the semantic parsing of dynamic script, it is special Sign is：Distant communication protocol massages include IEC 60870-5-101, IEC 60870-5-104 and the general teletransmission agreement reports of CDT Text.
- 4. the self-closing ring gauge about robustness testing method according to claim 1 based on the semantic parsing of dynamic script, it is special Sign is：Different messages is created with dynamic script language, and makes to be created that the message come is correct on script logic.
- 5. the self-closing ring gauge about robustness testing method according to claim 1 based on the semantic parsing of dynamic script, it is special Sign is：Real time parsing is carried out to stipulations message with dynamic script language, the binary data received is carried out by byte Cutting, data subsidiary in message, including the type identification of message, transmission reason, imformosome address and imformosome content are obtained, And write data into device data model；Such data are parsed with dynamic script language again, and according to script logic Judge whether the message that receives is correct.
- 6. the self-closing ring gauge about robustness testing method according to claim 1 based on the semantic parsing of dynamic script, it is special Sign is：Process management and control with dynamic script language to stipulations message transmissions, stipulations message transmissions have on question and answer mode and active Two ways is passed, the link of communication process includes：The transmission of communication command message, the response of communication command message, communication time-out Processing and the processing that is redirected according to communication packet of communication process.
- 7. the self-closing ring gauge about robustness testing method according to claim 1 based on the semantic parsing of dynamic script, it is special Sign is：Enter edlin to test template with dynamic script language, before test first according to the requirement of test, with dynamic pin This language editor meets the cycle tests of test request, including the time response tested every time, input, output, tests The condition that feedback and test in journey pass through, the combination of these test cases is test template；Automatic test software according to Test template is tested or instructed automatically tester's substep to be tested.
- 8. the self-closing ring gauge about robustness testing method according to claim 1 based on the semantic parsing of dynamic script, it is special Sign is：Enter edlin to report template with dynamic script language, automatic test software has often performed a test case Afterwards, script return command is stored in data logging, after all test cases are carried out, automatic test software root It is corresponding to be filled up in each test event according to raw log files and report template.
- 9. the self-closing ring gauge about robustness testing method according to claim 1 based on the semantic parsing of dynamic script, it is special Sign is：Dynamic script language is covered in all write, for describing complete method of testing and test process；Perform pin This transmission message, and analysis judgment is carried out to Telecontrol Protocol message according to script, form the reporting format of standard and fill in, finally Complete test.
- 10. the self-closing ring gauge about robustness testing method according to claim 1 based on the semantic parsing of dynamic script, it is special Sign is：Automatic test software both also served as receiving terminal as control terminal, carries out output control to relay-protection tester, makes Protection device, the digital ＆ analog signal data of measure and control device are updated, and the data after renewal are given intelligent telecontrol by network in station and filled Put, then give automatic test software by distant communication agreement and form closed loop；During as control terminal, automatic test software controls the output of relay-protection tester by dynamic script language, makes Protection device, measure and control device produce signal, and carry out sequential control to the testing process of intelligent telecontrol device；During as receiving terminal, automatic test software receives the message that intelligent telecontrol device is sent, and using dynamic script to intelligence Can the message that sends of telemechanical apparatus parsed, verify whether with expected consistent, a kind of parsing be uniformly controlled so as to be formed From the test environment of closed loop.
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