CN101808356B - Protocol simulation system for TD-SCDMA terminal protocol conformance tests - Google Patents
Protocol simulation system for TD-SCDMA terminal protocol conformance tests Download PDFInfo
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- CN101808356B CN101808356B CN 201010154113 CN201010154113A CN101808356B CN 101808356 B CN101808356 B CN 101808356B CN 201010154113 CN201010154113 CN 201010154113 CN 201010154113 A CN201010154113 A CN 201010154113A CN 101808356 B CN101808356 B CN 101808356B
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Abstract
The invention relates to a protocol simulation system for TD-SCDMA terminal protocol conformance tests, which comprises a test control module and a test execution module, wherein the test control module operates on a PC machine provided with an operating system and is used for managing, controlling and executing test scripts and obtaining test results, and realizing CN and RRC functions in a TD-SCDMA system, and the test execution module operates on an industrial control machine provided with an embedded operating system and realizes the RLC and MAC functions in the TD-SCDMA system. The protocol simulation system and real base station equipment can be used to set up a terminal protocol conformance test system. The invention can complete protocol conformance test requirements, and can build test environments according actual test objects so as to complete various tests.
Description
Technical field
The present invention relates to the field tests of mobile communication, particularly relate to a kind of for the TD-SCDMA mobile communcations system about the conforming test macro of terminal protocol.
Background technology
Testing protocol consistency is exactly the requirement according to agreement, formulates the dependence test use-case interface protocol of system under test (SUT) is tested, and checks the interface protocol of system under test (SUT) whether to satisfy the requirement of standard.Essence is utilized one group of test case exactly, and measurand is carried out Black-box Testing, by comparing the similarities and differences of actual result and expection, judges whether measurand is consistent with agreement.Testing protocol consistency is a kind of basic test, can carry out place mat for protocol-compliant property testing and performance test, so that faster easier discovery and dealing with problems.
For the protocol test instrument in the existing communication system, generally by the special system of manufacturers exploitation of specialty, at the communication standard research and development initial stage, alternative test instrumentation is also fewer.As utilize existing instrument, there is following some shortcoming:
1, newly the functional development cycle is long, upgrades slow.
2, in the development﹠ testing process, repetitive work is too many, and the each time upgrading of version all needs the work of repeater's power, and tester's level is had relatively high expectations.
3, autgmentability is relatively poor.The key technology of outer its core of instrument development company general tree generally can only be done a little simple expansions and application in platform and function that instrument provides, and scalability is too poor.
4, third party's instrument is expensive, uses it to carry out testing cost higher.
Above these problems will directly have influence on the evaluation of communication system performance test, also must affect the development speed of whole 3G (Third Generation) Moblie.Therefore in test process, be starved of automatic test and the performance test framework that can provide general, all testing tools carry out secondary development at this platform later on, greatly improve too development efficient and development quality.
Summary of the invention
For the defective that exists in the prior art and deficiency, the objective of the invention is to propose a kind of for the protocol emulation system about the terminal protocol uniformity test in the TD-SCDMA communication system, by editable testing control module and testing execution module are provided, can make the tester construct quickly and easily test case, the structure test environment is finished test request.
In order to achieve the above object, the present invention proposes a kind of protocol emulation system, can use its set up a kind of in the TD-SCDMA mobile communication system about the system of terminal protocol uniformity test, this protocol emulation system comprises:
Operate in the testing control module on the PC that operating system is installed, be used for manage, controlling, carry out test script and to draw test result, and the function of CN and RRC in the realization TD-SCDMA mobile communcations system.
Operate in the testing execution module on the industrial computer that embedded OS is installed, be used for the function of simulation TD-SCDMA mobile communcations system RLC and MAC.
Described protocol emulation system connects true base station and constructs analog communication system so that the TD-SCDMA mobile communication terminal is carried out testing protocol consistency.
Preferred as technique scheme, described testing control module also comprises:
Development and testing script unit is used for User Exploitation test case, test script;
Carry out the test script unit, be used for carrying out test script
The unit that outputs test result outputs test result after being used for receiving the feedback message of tested module.
Preferred as technique scheme, described testing control module also comprises:
The test and management unit is used for the execution of control test case/stop management of test cases and test script;
Communication unit is used for the test case that described execution test script unit execution test script extracts is encapsulated and sends.
Preferred as technique scheme, described communication unit adopts message or TCP/UDP mode to send test case.
Preferred as technique scheme, described testing execution module also comprises:
The RLC analogue unit is for the repertoire of the RLC module of simulating the TD-SCDMA mobile communcations system;
The MAC analogue unit is for the repertoire of the MAC module of simulating the TD-SCDMA mobile communcations system;
Communication unit is used for carrying out communication with high level test administration module and base station equipment.
Preferred as technique scheme, described test case, test script adopt the TCL script.
Protocol emulation of the present invention system can be according to the tested object structure test environment of reality, completion system test, integration testing, various types of tests such as unit testing.The system for terminal protocol consistency structure that implements among the present invention is simple and practical, can satisfy evaluation and judgement to terminal fully.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.For the person of ordinary skill in the field, from detailed description of the invention, above and other purpose of the present invention, feature and advantage will be apparent.
Description of drawings
Fig. 1 is the composition frame chart of the Protocol Conformance Test System of application protocol emulation system buildup of the present invention;
Fig. 2 is the schematic diagram of the test environment of the testing protocol consistency of application protocol emulation system buildup of the present invention;
Fig. 3 is the submodule schematic diagram in the testing control module that proposes of the present invention;
Fig. 4 is the submodule schematic diagram in the testing execution module that proposes of the present invention;
Fig. 5 is the schematic flow sheet of the testing protocol consistency using protocol emulation of the present invention system and carry out.
Embodiment
As shown in Figure 1, a kind of protocol emulation system for TD-SCDMA terminal protocol uniformity test comprises:
Testing control module 101, this testing control module operate on the PC that operating system is installed, and are used for managing, controlling, carry out test script and draw test result; The function of CN (Core Network, core net) and RRC (Radio Resource Control, radio resource control layer) in the realization TD-SCDMA mobile communication system;
Testing execution module 102, this testing execution module operates in according on the industrial computer that embedded OS is arranged, be used for realizing TD-SCDMA mobile communcations system RLC (Radio Link Control, the radio link control layer) and the repertoire of MAC (Medium Access Control, media access control layer).
Wherein, 101 of testing control module comprise:
Development and testing script unit is used for User Exploitation test case and test script;
Carry out the test script unit, be used for carrying out test script;
The unit that outputs test result outputs test result after being used for receiving the feedback message of tested module.
Testing control module 101 can also comprise:
The test and management unit is used for the execution of control test case/stop management of test cases and test script;
Communication unit is used for the test case that described execution test script unit execution test script extracts is encapsulated and sends.
Communication unit can adopt message or TCP/UDP mode to send test case.
Described test case, test script adopt the TCL script.
Wherein, 102 of testing execution module comprise:
The RLC analogue unit is used for simulating all functions of TD-SCDMA mobile communcations system rlc layer;
The MAC analogue unit is used for simulating all functions of TD-SCDMA mobile communcations system MAC layer;
Communication unit be used for and testing control module and true base station, and measurand is carried out communication.
In order to reach the purpose of terminal protocol uniformity test, use above-mentioned these unit according to test function and to require the various scenes of design, development and testing use-case, structure protocol message.And the test case that constructs and protocol message can reuse.The tester only needs to carry out test script in test process, the cell by terminal feedback can output test result automatically, judges that whether measurand has reached test request, saves tester's repetitive operation.
Therefore, adopt the Protocol Conformance Test System of protocol emulation system constructing of the present invention to have the following advantages:
1. and protocol-independent: construct any code stream, the convenient parameter of revising in the code stream.Application technology: probe file, XML file storing message structure and value.
2. powerful structuring script: can realize assignment, branch, circulatory function.Use Structured Design and modularized design to realize the hierarchical system structure of script.
3. there be not " hard coded " of data in script and data separating in the script, be conducive to script and reuse (adaptive under the multiple environment) and data reusing.
4. the support automatic test can output test result automatically according to feedback.
In the above-described embodiments, realize CN and RRC function in the TD-SCDMA mobile communication system, and RLC and MAC function be that those skilled in the art can realize, and of the present invention focusing on, and utilizes protocol emulation system of unit structure of above-mentioned these functions of simulation.
Conformance Testing Environment is comprised of protocol emulation system and true base station, and its implementation as shown in Figure 2.
Form on the industrial computer of protocol emulation system by the PC that moves the high level test control module and operation bottom testing execution module.On the backstage that PC moves, realize the function in TD-SCDMA mobile communcations system middle level 3, adopt the TCL script to carry out the exploitation of test case; Configuration variety of protocol message; And carry out alternately with the foreground industrial computer.The foreground industrial computer is realized the function in TD-SCDMA communication system middle level 2.
With optical fiber the protocol emulation system is linked to each other with true base station in addition, the complete simulation TD mobile communcations system of structure one cover is so can use this system to carry out testing protocol consistency for terminal.
Wherein, the testing control module 101 in the protocol emulation system referring to shown in Figure 3, can be divided into following each submodule according to the function that realizes:
01 interface:
The interface of consistency testing system is finished the management of test case engineering and is carried out control.Each engineering can have a plurality of modules, all test cases and configuration data, and the execution of test case is all organized by module and is safeguarded.
02 resource management:
All resources that administrative institute needs.
03 database:
Consistency testing system usage data type of drive makes data separate with flow process, has simplified the workload of script.System is saved in data in the database according to name and index, data can be made up by script command, makes identical control flow can use different data at every turn, and these all to be system finish automatically.
04 test and management:
The execution of test and management control test case, manage the multiple test pattern of a plurality of test cases and large traffic, simultaneously test case needs the maintenance of management testing data, the judgement of test correctness, the beginning that test case is carried out with stop etc. the relevant operation of test control.
When beginning to test, test and management is carried out corresponding test by message control simulation device, and application and the release of control resource, carries out the work such as script and resource binding.
05 communication module:
The message transmission interface that the communication module encapsulation is external.
The 06TCL module:
The TCL module realizes the execution of TCL script, the setting of TCL parameter, and the definition of TCL explosion command.The TCL module provides the interface of control and execution TCL script for test and management and simulator.
07 encoding and decoding:
Standard interface message in the mobile communication system is carried out encoding and decoding.
Testing execution module 102 in the protocol emulation system referring to shown in Figure 4, can be divided into following each submodule according to the function that realizes:
102 of testing execution module comprise:
The RLC analogue unit is used for simulating all functions of TD-SCDMA mobile communcations system rlc layer;
The MAC analogue unit is used for simulating all functions of TD-SCDMA mobile communcations system MAC layer;
Communication unit be used for and testing control module and true base station, and measurand is carried out communication.
As shown in Figure 5, be the flow chart of an embodiment using the protocol conformance test method that protocol simulator of the present invention carries out.May further comprise the steps:
Step 501: for test purpose, in testing control module 101, construct test case, the structure protocol message; And send to testing execution module 102;
Step 502: after testing execution module 102 is received protocol message, configure relevant parameter, and be configured to the standard interface message in the mobile communication system, send to base station and measurand;
Step 503: testing execution module 101 receives the corresponding message that measurand is returned, and feeds back to testing control module 101;
Step 504: after testing control module 101 is received the feedback message of measurand, compare with desired value in the test case, judge whether to meet agreement;
Step 505: testing control module 101 outputs test result automatically according to the judged result of step 104.
In the such scheme, the measurand in the step 502 can be specially the TD-SCDMA mobile communication terminal, but the inventive method is not limited to the TD-SCMDA communication terminal, and other portable terminals scheme provided by the invention all is suitable for.
Although; the present invention clearly demonstrates by above embodiment and accompanying drawing thereof; yet in the situation that do not deviate from spirit of the present invention and essence thereof; the person of ordinary skill in the field works as can make according to the present invention various corresponding variations and correction, but these corresponding variations and correction all should belong to the protection range of claim of the present invention.
Claims (3)
1. a protocol emulation system that is used for TD-SCDMA terminal protocol uniformity test is characterized in that, comprising:
Testing control module, this testing control module operate on the PC that operating system is installed, and are used for managing, controlling, carry out test script and draw test result; And the function that realizes CN and RRC in the TD-SCDMA system;
Testing execution module, this testing execution module operate on the industrial computer that embedded OS is installed, the function of RLC and MAC in the realization TD-SCDMA system;
For test purpose, in testing control module, construct test case, the structure protocol message; And send to testing execution module; After testing execution module is received protocol message, configure relevant parameter, and be configured to the standard interface message in the mobile communication system, send to base station and measurand; Testing execution module receives the corresponding message that measurand is returned, and feeds back to testing control module; After testing control module is received the feedback message of measurand, compare with desired value in the test case, judge whether to meet agreement; Testing control module outputs test result automatically according to judged result;
Wherein, described testing control module comprises:
Development and testing script unit is used for User Exploitation test case and test script;
Carry out the test script unit, be used for carrying out test script;
The unit that outputs test result outputs test result after being used for receiving the feedback message of tested module;
The test and management unit is used for the execution of control test case/stop, and manages the multiple test pattern of a plurality of test cases and large traffic, and test case needs the maintenance of management testing data simultaneously, the judgement of test correctness;
Communication unit is used for the test case that described execution test script unit execution test script extracts is encapsulated and sends;
Described testing execution module comprises:
The RLC analogue unit is used for simulating the function of TD-SCDMA mobile communcations system rlc layer;
The MAC analogue unit is used for simulating the function of TD-SCDMA mobile communcations system MAC layer;
Communication unit be used for and testing control module, base station, and measurand is carried out communication.
2. protocol emulation according to claim 1 system is characterized in that, described communication unit adopts message or TCP/UDP mode to send test case.
3. according to the described protocol emulation of above-mentioned any one claim system, it is characterized in that, described test case, test script adopt the TCL script.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102291757B (en) * | 2011-07-01 | 2014-04-02 | 大唐移动通信设备有限公司 | Method and equipment for testing conformance of terminal |
| CN102421112B (en) * | 2011-11-18 | 2015-05-20 | 展讯通信（上海）有限公司 | Testing method of mobile terminal, mobile terminal simulator, testing equipment and testing system |
| CN102438265B (en) * | 2012-01-17 | 2014-12-17 | 大唐移动通信设备有限公司 | Test method and device for RLC (Radio Link Control) layer |
| CN104363615A (en) * | 2014-05-12 | 2015-02-18 | 尹珏林 | Method and device for protocol inter-operability test of M2M business layer |
| CN104125116A (en) * | 2014-08-04 | 2014-10-29 | 上海斐讯数据通信技术有限公司 | Method and system for testing protocol conformance |
| CN107027140A (en) * | 2017-03-27 | 2017-08-08 | 武汉虹信通信技术有限责任公司 | Protocal layers customer instance consistency maintaining method in a kind of LTE |
| CN108009088A (en) * | 2017-11-30 | 2018-05-08 | 惠州市德赛西威汽车电子股份有限公司 | A kind of automatization test system of underlying protocol |
| CN109688599B (en) * | 2019-01-11 | 2022-04-22 | 北京华力创通科技股份有限公司 | Terminal tester packet domain scheduling method and device |
| CN110380939B (en) * | 2019-08-08 | 2022-03-29 | 重庆邮电大学 | Consistency test method and system for local communication protocol in electricity consumption information acquisition system |
| CN111431770B (en) * | 2020-04-03 | 2021-12-07 | 宁波艾欧迪互联科技有限公司 | Terminal protocol consistency test system and method for 5G communication |
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Effective date of registration: 20220112 Address after: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee after: CHINA ACADEMY OF INFORMATION AND COMMUNICATIONS Address before: 100045 Beijing city Xicheng District Yuetan Nan Street 11 Patentee before: The Research Institute of Telecommunications Transmission MIIT |
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