CN103885439A - Automated testing system for railway signal computer interlocking system - Google Patents
Automated testing system for railway signal computer interlocking system Download PDFInfo
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Abstract
The invention discloses an automated testing system for a railway signal computer interlocking system. The automated testing system comprises a testing case executor and a testing case generator. The testing case executor at least comprises a script executor, an upper computer simulator and an input and output plate simulator. The script executor is used for reading in, analyzing and executing a testing case script, the upper computer simulator is used for achieving simulation of the communication function of an interlocking upper computer, and the input and output plate simulator is used for achieving simulation of the communication function of input and output plates. The testing case generator receives a testing scene script and actual station yard data and generates the testing case script. The automated testing system for the railway signal computer interlocking system can save testing labor and time, and improve testing efficiency and accuracy.
Description
Technical field
The present invention relates to a kind of test macro of railway signal computer interlock system, particularly relate to a kind of automatization test system of railway signal computer interlock system.
Background technology
Railway signal computer interlock system is a kind of in order to ensure the equipment of railway operation safety, it can accept dispatcher's operational order, and carry out after complicated logical operation in conjunction with the various device status information gathering, control the light demonstration of railway signal and the action of track switch equipment.
Railway signal computer interlock system is necessary through strict test in R&D process and before the use of each actual items, and revises after software or configuration data at every turn, all will retest software one time.The test of railway signal computer interlock system at present, the main abundant tester's manual test of engineering experience that relies on, owing to adopting tester's manual test, make to exist human input large in active computer interlocking test process, test duration is long, tester is required high, test process is easily made mistakes, the large series of problems that waits of repeated workload.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of automatization test system of railway signal computer interlock system, can save test manpower and time, raising testing efficiency and accuracy rate.
For solving the problems of the technologies described above, the automatization test system of railway signal computer interlock system provided by the invention comprises test case actuator and test case generator.
Described test case actuator at least comprises script actuator, host computer simulator and input/output board simulator.
Described script actuator is used for reading in, parsing and implementation of test cases script, and described test case script is used for describing interlocking test process.
Described host computer simulator has been used for the communication function of simulation interlocking host computer, and the communication function of described interlocking host computer comprises the Interlock Status data for receiving the transmission of interlocking slave computer and interlocked operation order is sent to described interlocking slave computer.
Described input/output board simulator has been used for the communication function of analog input output board, and the communication function of described input/output board comprises that receiving Control order that described interlocking slave computer sends and sending filter Zhuan state Shuos the slave computer of interlocking described in Ju Give.
Described test case generator receives test scene script and actual station field data, according to the equipment of the actual use in the field data of actual station, the equipment in described test scene script is replaced and is generated described test case script.
Further improve is that described test scene script and described test case script all adopt extend markup language (Extensible Markup Language, XML) format statement to describe.
Further improvement is, described test case actuator also comprises user interface, and described user interface provides the function of the process of a station state variation in tester's observation test process and the function of tester's manual test is provided.
Further improvement is, described test case actuator also comprises data management bag, the various data models that described data management bag is correlated with for realizing interlocking, and the function of obtaining data and data are set is provided on the basis of various data models.
Further improve and be, the Data Source that described test case actuator comprises comprises: the described Interlock Status data that described host computer simulator receives, the described Control order that described input/output board simulator receives, the simulated data that described script actuator arranges.
Further improve and be, described test case script comprises following 4 large class order or statements: interlocking input data and host computer operational order are set, relatively interlocking output data and Interlock Status data, control the operational factor of described script actuator, the slave computer order of interlocking described in initialization.
The present invention can realize the automatic test of railway signal computer interlock system, can obtain following beneficial effect:
Test scene can be reused, and can greatly reduce repeated workload.
Save a large amount of manpowers and time, and tester has not been had to too high requirement, improved testing efficiency.
Test process can reappear and be difficult for makeing mistakes, and has improved the accuracy of test.
Test result is easily analyzed.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the structural representation of railway signal computer interlock system;
Fig. 2 is the structural representation of the test case actuator of the embodiment of the present invention;
Fig. 3 is the structural representation of the test case generator of the embodiment of the present invention.
Embodiment
The embodiment of the present invention is for the design feature of railway signal computer interlock system and the custom-designed a set of comprehensive automation test macro of the feature of test job, as shown in Figure 1, is the structural representation of railway signal computer interlock system; In railway signal computer interlock system structure, be mainly divided into interlocking host computer 101, interlocking slave computer 102, input/output board 103, relay circuit 104.
Interlocking host computer 101 is responsible for receiving operating personnel's operational order, and order is handed down to interlocking slave computer 102, and the various status datas that reception interlocking slave computer 102 sends simultaneously are also shown to operating personnel.Interlocking host computer 101 passes through ethernet communication with interlocking slave computer 102.
Interlocking slave computer 102 is main is responsible for completion logic computing, and by fieldbus, control command is sent to input/output board 103, or receives relay circuit 104 status datas that input/output board 103 sends.
Input/output board 103 is responsible for actual collection and control relay circuit 104 and is moved.
As shown in Figure 2, be the structural representation of the test case actuator 1 of the embodiment of the present invention; As shown in Figure 3, be the structural representation of the test case generator 2 of the embodiment of the present invention.The automatization test system of embodiment of the present invention railway signal computer interlock system comprises test case actuator 1 and test case generator 2.
The structure of described test case actuator 1 is divided into five bags by function, is respectively: user interface 3, data management bag 4, script actuator 5, host computer simulator 6 and input/output board simulator 7.
Described user interface 3 adopts WPF(Windows Presentation Foundation) technology realizes the demonstration of station field pattern shape, show that the dynamic data needing obtains from data management bag 4, the function of process and the function of tester's manual test of a station state variation in tester's observation test process are mainly provided, and can select certain or certain the class script in test case script 8 to test.Wherein, WPF is the user interface frame that Microsoft releases, and belongs to a part of NET Framework3.0; It provides unified programming model, language and framework, has really accomplished separating interface designer and developer's work; It provides brand-new multimedia interactive graphical interface of user simultaneously.
Described data management bag 4, as the core of whole test case actuator, has mainly been realized the relevant various data models of interlocking, and the function of obtaining data and data are set is provided on this basis.The Control order that the interlocking slave computer 102 that the Interlock Status data that the data that comprise in data management bag 4 mainly receive from host computer simulator 6 and input/output board simulator 7 receive is exported, and the various simulated datas that arrange of script actuator 5.Data management bag 4 is simultaneously for other four bags provide desired data.
Described script actuator 5 for reading in, parsing and implementation of test cases script 8 be responsible for loading and Run Script, described test case script 8 is for describing interlocking test process.Described test case script 8 comprises following 4 large class order or statements: interlocking input data and host computer operational order are set, relatively interlocking output data and Interlock Status data, control the operational factor of described script actuator 5, the slave computer 102 of interlocking described in initialization is ordered.
Described script actuator 5 is also exported test report 9.
Described host computer simulator 6 is for completing the communication function of simulation interlocking host computer 101, and the communication function of described interlocking host computer 101 comprises for receiving the Interlock Status data that interlocking slave computer 102 sends and interlocked operation order being sent to described interlocking slave computer 102.
Described input/output board simulator 7 is for completing the communication function of analog input output board 103, and the communication function of described input/output board 103 comprises that receiving Control order that described interlocking slave computer 102 sends and sending filter Zhuan state Shuos the slave computer 102 of interlocking described in Ju Give.
Described test case generator 2 has been responsible for the conversion work of test scene script 10 to test case script 8, described test case generator 2 receives test scene script 10 and actual station field data 11, according to the equipment of the actual use in actual station field data 11, the equipment in described test scene script 10 is replaced and is generated described test case script 8.For simplifying the development of test case generator, test scene script 10 and test case script 8 are substantially similar, while just there is concrete device name in test scene script 10, only fill in device category title; Test case generator 2 is responsible for the device name that is the actual use in actual station field data 11 by the device category name modifications in test scene script 10 according to the actual station field data 11 of reality can be converted to test case script 8 by test scene script 10.
In the embodiment of the present invention, described test scene script 10 and described test case script 8 all adopt XML format statement to describe.Personnel's hand-coding that test scene script 10 is enriched by engineering experience once, can multiplexing this test scene script 10 in different projects.
The embodiment of the present invention is a kind of general-purpose algorithm, can adopt C# language or Java language to realize, and also can adopt other programming language to realize.
By specific embodiment, the present invention is had been described in detail above, but these are not construed as limiting the invention.Without departing from the principles of the present invention, those skilled in the art also can make many distortion and improvement, and these also should be considered as protection scope of the present invention.
Claims (7)
1. a method for the automatic generating test use case of computer interlock system, is characterized in that, comprises the steps:
Step 1, the station master data that forms, a master data of standing is made up of multiple basic data files, each basic data file is corresponding to all interlock logic dependency basis notebook datas of a class trackside equipment, the deviceelement that each basic data file is described by multiple employing XML files forms, and each deviceelement is corresponding to all interlock logic dependency basis notebook datas of a trackside equipment;
Step 2, formation test template file, described test template file is made up of multiple test template collection, and each test template collection is corresponding to a class function dependence test collection; The described test template collection of types of functionality is made up of multiple test template subsets, and each described test template subset is corresponding to the dependence test collection of each subfunction in a class function; The test template element that each described test template subset is described by multiple employing XML files forms, and each test template element has been described the test scene of a class interlock logic;
Step 3, according to a described station master data and the automatic generating test use case of described test template file, comprise as follows step by step:
Step 31, load described test template file;
Step 32, circulate described test template file travel through successively the corresponding test scene of each test template element in described test template file successively;
Step 33, detect the syntax format of described test template element, span, logical relation, guarantees that the test case generating can be correctly validated;
Step 34, test template element described in each is generated to an independent test use cases file, in this test use cases file, comprise all test cases for same category of device under the test scene of described test template element of its correspondence; Step by the corresponding test use cases file of test template Element generation described in each comprises that following step 35 is to step 310;
Device type value in step 35, described test template attribute of an element has indicated the type of Devices to test, the type of described Devices to test is the device type that is applicable to the test scene of described test template element, obtains the corresponding described basic data file of type of the described Devices to test in the master data of described station by the device type value in described test template attribute of an element;
Step 36, thereby the circulate corresponding described basic data file of type of described Devices to test obtains Devices to test element successively, makes each the Devices to test element in this basic data file at least comprise that a test case covers;
Step 37, be that the corresponding Devices to test of each described Devices to test element generates an original test case;
Step 38, according to the corresponding described basic data file of the type of described Devices to test, each described original test case is carried out to the replacement of implementor name;
Step 39, according to the corresponding described basic data file of the type of described Devices to test, each described original test case is carried out to the replacement of expectation state value;
Step 310, the circulate corresponding basic data file of type of relevant device of described Devices to test successively, repeating step 37 is to step 39, makes relevant device described in each generate a test case;
All test cases that step 311, preservation generate, generating run daily record.
2. the method for claim 1, is characterized in that: the type of the described trackside equipment in step 1 comprises teleseme, track switch or section.
3. method as claimed in claim 1 or 2, is characterized in that: described deviceelement comprises device id, device type to be tested, implementor name, control area and relevant device to be tested.
4. the method for claim 1, is characterized in that: the corresponding function type of each described test template collection comprises route function, track switch function or section function.
5. the method as described in claim 1 or 4, is characterized in that: described test template element comprises: test I D, device type to be tested, test input value, testing procedure, relevant device to be operated, the rreturn value of equipment operating order and expectation.
6. the method for claim 1, is characterized in that: the method for according to the corresponding described basic data file of the type of described Devices to test, each described original test case being carried out to the replacement of implementor name in step 38 comprises the steps:
If the type of the described Devices to test in described basic data file is consistent with the device type in described original test case, in described original test case, corresponding equipment is described equipment to be tested, and the value of the device type in described original test case replaces with the device name of described Devices to test element;
If the device type in the type of the described Devices to test in described basic data file and described original test case is inconsistent, the relevant device that in described original test case, corresponding equipment is described equipment to be tested, the value of the device type in described original test case replaces with the device name of the relevant device element in described basic data file.
7. the method for claim 1, is characterized in that: the method for according to the corresponding described basic data file of the type of described Devices to test, each described original test case being carried out to the replacement of expectation state value in step 39 comprises the steps:
If the type of the described Devices to test in described basic data file is consistent with the device type in described original test case, in described original test case, corresponding equipment is described equipment to be tested, and the expectation state value in described original test case replaces with the expectation state value of described Devices to test element;
If the device type in the type of the described Devices to test in described basic data file and described original test case is inconsistent, the relevant device that in described original test case, corresponding equipment is described equipment to be tested, the expectation state value in described original test case replaces with the expectation state value of the relevant device element in described basic data file.
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| CN104731085A (en) * | 2015-03-13 | 2015-06-24 | 上海自仪泰雷兹交通自动化系统有限公司 | Test platform for trackside interlock system and test method based on same |
| CN105511446A (en) * | 2015-12-09 | 2016-04-20 | 北京交控科技股份有限公司 | Signal equipment simulation testing system based on trackside equipment simulation platform |
| CN105677568A (en) * | 2016-01-11 | 2016-06-15 | 上海富欣智能交通控制有限公司 | Test scene generating method for railway signal computer interlocking system |
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| CN101241466B (en) * | 2007-02-08 | 2010-09-29 | 深圳迈瑞生物医疗电子股份有限公司 | Embedded software test method and system |
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| CN112612704A (en) * | 2020-12-25 | 2021-04-06 | 卡斯柯信号有限公司 | Automatic testing method for interlocking software |
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| CN113626318A (en) * | 2021-07-28 | 2021-11-09 | 通号城市轨道交通技术有限公司 | SDP test environment script generation method and device and electronic equipment |
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