CN103368673B - Conformance testing adapter based on TTCN-3 - Google Patents
Conformance testing adapter based on TTCN-3 Download PDFInfo
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Abstract
The invention provides a conformance testing adapter based on TTCN-3. The conformance testing adapter comprises a testing project and control interface, a terminal interactive message codec, a terminal interactive message transceiver, a system configuration message processor, an external function call processor, a platform adapter body, a complete encryption algorithm processor and an API adapter body, wherein the terminal interactive message codec is connected with the testing project and control interface, the terminal interactive message transceiver is connected with the terminal interactive message codec, the system configuration message processor and the external function call processor are connected with the testing project and control interface, the platform adapter body is connected with the external function call processor, the complete encryption algorithm processor is connected with the platform adapter body and the API adapter body is connected with the terminal interactive message transceiver and the system configuration message processor. By adoption of the adapter, adaptation of a TRI and an open API of a testing instrument is achieved, and architecture of a TTCN-3 testing system defined in the standard issued by the ETSI is achieved.
Description
Technical field
The present invention relates to terminal test technical field, particularly relate to TTCN-3(Testing and TestControl Notation-3, test and testing and control symbol 3) testing equipment, a kind of uniformity test adapter based on TTCN-3 specifically.
Background technology
TTCN is half formal description language of a kind of special description test set that International Organization for standardization ISO recommends, it defines in the Part III of protocol conformance test method and framework (CTMF, Conformance TestingMethodology and Framework) standard (ISO/IEC9646).TTCN has clear and definite syntax and semantics, and is executable, in order to describe the universal test set independent of any realization.Provide many useful elements for field tests TTCN, develop into a kind of general test specification language at present.
The test of terminal equipment is comprised: radio-frequency (RF) index test, other tests of protocol test.Whether testing protocol consistency is the basis of protocol test, be namely embodied in varying environment and the reflex action under condition by facilities for observation to agreement and carry out indentification protocol and realize consistent with corresponding consensus standard.Testing protocol consistency is the difficult point in uniformity test.Meanwhile, terminal consistency test is the important content that business terminal moves towards the network access testing that market is carried out.
As a part for 3GPP terminal consistency test standard, during the test instrumentation test terminal that each test laboratory uses different vendor to provide, different chip/manufacturer terminal is to the unavoidable deviation to some extent of the understanding of core protocol and realization, only have a series of test cases realized by unique TTCN code script of operation 3GPP issue, effective checking could be made to the terminal of tested manufacturer to the consistency of the understanding of core protocol and interconnecting property, ensure interconnecting of the network equipment of business terminal and different vendor.
Define in the standard issued from ETSI, the framework of TTCN-3 test macro as shown in Figure 1.TTCN-3 test macro is decomposed into test and management (Test Management, be called for short TM), test log (TestLogging, be called for short TL), test execution entity (TTCN-3Executable, be called for short TE), assembly process (Command Handling, be called for short CH), encoding and decoding (Codec, be called for short CD), SUT adapter (System Under Test Adapter, be called for short SA) and test platform adapter (Platform Adaptor is called for short PA).
TTCN-3 test macro has two main interfaces: TTCN-3 control interface TCI(TTCN-3Control Interface, is called for short TCI) and TTCN-3 runnable interface TRI (TTCN-3Runtime Interface, abbreviation TRI).They respectively define the interface between test and management entity TM and TTCN-3 execution entity TE, and the interface between TE and adaptation entities (SA and PA).
Test macro needs to realize adapter (Test Adapter is called for short TA), namely contacts the tie of TTCN-3 code and system simulator, the api interface that next adaptive TRI interface and test instrumentation open.The function of TA is exactly realize encoding and decoding, to the configuration of system simulator, realize external function and and the communication of system adapter.
At present, TTCN-3 specification has only carried out interface definition to TRI, does not provide specific implementation, thus gives testing tool provider flexibility very large in the realization of test macro.In addition, TRI interface generally, can be developed by language such as JAVA or C/C++.Although define the framework of TTCN-3 test macro in the standard that ETSI issues, all definition is not provided for some specific implementations mechanism of this framework and implementation language.Therefore, need to provide uniformity test adapter TA, the api interface that next adaptive TRI interface and test instrumentation open.
Summary of the invention
Embodiments provide a kind of uniformity test adapter based on TTCN-3, achieve the adaptation of the api interface of TRI interface and test instrumentation opening, thus achieve the framework of the TTCN-3 test macro defined in the standard of ETSI issue.
The object of the invention is, there is provided a kind of based on test and the uniformity test adapter of testing and control symbol 3TTCN-3, the described uniformity test adapter based on TTCN-3 specifically comprises testing engineering and control inerface, for running TTCN-3 testing protocol consistency sequence; Terminal interaction message codec, is connected with described testing engineering and control inerface, for downstream station interaction message of encoding, and decoding upstream terminal interaction message; Terminal interaction Messenger, be connected with described terminal interaction message codec, for the downstream station interaction message after coding is sent to test macro, and receive the upstream terminal interaction message of test macro transmission, and send to described terminal interaction message codec; System configuration message processor, is connected with described testing engineering and control inerface, for the requirement according to TTCN-3 code, the configuration messages of TTCN-3 to community is encoded to the message that test macro can identify; External Function Call processor, is connected with described testing engineering and control inerface, carries out type conversion for the data of carrying out integrity protection and encryption that need transmitted at TTCN-3 place; Platform adapter, is connected with described External Function Call processor, for calling the dynamic link library (DLL) of external function; Complete guarantor's cryptographic algorithm processor, is connected with described platform adapter, for having preserved guarantor's cryptographic algorithm, and generates corresponding DLL for calling; Application programming interface API adapter, is connected with described terminal interaction Messenger and system configuration message processor, for calling the open API of test macro, realizes the transmitting-receiving of message.
Preferably, the described uniformity test adapter based on TTCN-3 is used for EUTRAN/UTRAN Protocol Conformance Test System.
Preferably, described testing engineering and control inerface are also for recording corresponding daily record log.
Preferably, described terminal interaction message comprises radio resource control RRC message and non access stratum NAS message.
Preferably, the configuration messages of described TTCN-3 to community comprises TTCN-3 to the configuration messages of Long Term Evolution LTE community and TTCN-3 to the configuration messages of the CDMA (Code Division Multiple Access) TDSCDMA community of time division synchronous.
Preferably, described system configuration message processor is also for being configured test macro by described API adapter.
Preferably, described External Function Call processor is also for calling the complete guarantor's cryptographic algorithm in described complete guarantor's cryptographic algorithm processor by described platform adapter.
Preferably, described platform adapter is that JNI mode is called in JAVA this locality.
Preferably, described API adapter is that JNI mode is called in JAVA this locality.
Beneficial effect of the present invention is: provide a kind of uniformity test adapter based on TTCN-3, the framework of the TTCN-3 test macro defined in the standard that perfect further ETSI issues, achieve the adaptation of the api interface of TRI interface and test instrumentation opening, thus achieve the framework of the TTCN-3 test macro defined in the standard of ETSI issue.Technical scheme of the present invention can be used for other-end consistency testing system to realize and reference as foundation.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those skilled in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the Organization Chart of the TTCN-3 test macro defined in the standard of ETSI issue;
The Organization Chart of a kind of uniformity test adapter based on TTCN-3 that Fig. 2 provides for the embodiment of the present invention;
Fig. 3 for the embodiment of the present invention provide a kind of based on the uniformity test adapter of TTCN-3 and the information flow chart of terminal interaction;
Fig. 4 for the embodiment of the present invention provide a kind of based on the uniformity test adapter of TTCN-3 and the information flow chart of system configuration.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention provides a kind of uniformity test adapter based on TTCN-3, achieve the adaptation of the api interface of TRI interface and test instrumentation opening, thus achieve the framework of the TTCN-3 test macro defined in the standard of ETSI issue.
The Organization Chart of a kind of uniformity test adapter based on TTCN-3 that Fig. 2 provides for the embodiment of the present invention, the technical program can be used for universal mobile telecommunications system land radio access web (the EvolvedUniversal Mobile Telecommunications System Terrestrial Radio Access Network of evolution, EUTRAN)/universal mobile telecommunications system land radio access web (Universal MobileTelecommunications System Terrestrial Radio Access Network, UTRAN) Protocol Conformance Test System, TTCN-3 cycle tests integrates the testing protocol consistency collection write as ETSI.As shown in Figure 2, uniformity test adapter provided by the invention has and comprises:
Testing engineering and control inerface 100, for running TTCN-3 testing protocol consistency sequence.In a particular embodiment, testing engineering and control inerface 100 also for carrying out testing and control, log log etc.
Terminal interaction message codec 200, is connected with described testing engineering and control inerface, for downstream station interaction message of encoding, and decoding upstream terminal interaction message.Wherein, become the process of bit stream to be referred to as coding TTCN-3 language conversion, otherwise be referred to as decoding.Described terminal interaction message comprises radio resource control RRC message and non access stratum NAS message.In the CDMA (Code Division Multiple Access) TD-SCDMA protocol stack of Long Term Evolution LTE and time division synchronous, encoding and decoding comprise two parts, and one is the encoding and decoding to RRC information, and two is the encoding and decoding for NAS message.
Terminal interaction Messenger 300, be connected with described terminal interaction message codec, for the downstream station interaction message after coding is sent to test macro, and receive the upstream terminal interaction message of test macro transmission, and send to described terminal interaction message codec, by passing to upper strata TTCN-3 process after the decoding of terminal interaction message codec.
System configuration message processor 400, is connected with described testing engineering and control inerface, for the requirement according to TTCN-3 code, the configuration messages of TTCN-3 to community is encoded to the message that test macro can identify.Namely according to the requirement in TTCN-3 code, by the configuration messages of TTCN-3 to LTE/TDSCDMA community, be encoded to test macro and order command accordingly.System configuration message processor 400 also calls by API adapter the API that test macro provides and transmits command, realizes the configuration to test macro.
External Function Call processor 500, is connected with described testing engineering and control inerface, carries out type conversion for the data of carrying out integrity protection and encryption that need transmitted at TTCN-3 place.In the test of LTE, external function will realize encryption and decryption functions to NAS signaling and integrity protection function, carries out encryption and decryption to the data in user face.In the test of TDSCDMA, external function needs to realize the integrity protection to rrc layer message.What TTCN-3 place was transmitted by External Function Call processor needs LTE or the TDSCDMA data of carrying out integrity protection and encryption to carry out corresponding type conversion; the JNI adopted by platform adapter calls DLL mode; call corresponding algorithm DLL in guarantor's cryptographic algorithm processor, realize guarantor and encryption.
Platform adapter 600, is connected with described External Function Call processor, for calling the dynamic link library (DLL) of external function.In a particular embodiment, platform adapter 600 is by JNI(javanative interface) local method of calling, be used for realizing calling external function DLL.
Complete guarantor's cryptographic algorithm processor 700, is connected with described platform adapter, for having preserved guarantor's cryptographic algorithm, and generates corresponding DLL for calling.LTE needs the complete guarantor's cryptographic algorithm realized to be SNOW3G, KASUMI, AES, ZUC algorithm.The algorithm realized is needed to be SNOW3G and KASUMI algorithm in TD-SCDMA.In this complete guarantor's cryptographic algorithm processor, these algorithms are realized by C/C++, and generate corresponding DLL, call for upper strata.
Application programming interface API adapter 800, is connected with described terminal interaction Messenger and system configuration message processor, for calling the open API of test macro.In a particular embodiment, API adapter, by JNI mode, is used for realizing calling the open API of test macro.
Also namely, testing engineering and runnable interface can run TTCN-3 testing protocol consistency example, and testing and control, record log etc.System configuration message can process by system configuration message processor, the message that the system of being converted into can identify, and issues system simulator by API adapter calling system API.External function processor is responsible for processing the external function called in test case.Protocol message codec and transceiver are responsible for process EUTRAN/UTRAN air protocol message.External function processor can call guarantor's cryptographic algorithm processor by platform adapter, is encrypted and complete guarantor RRC and NAS layer message.
Fig. 3 for the embodiment of the present invention provide a kind of based on the uniformity test adapter of TTCN-3 and the information flow chart of terminal interaction, as shown in Figure 3, uniformity test adapter and terminal interaction specifically comprise:
S1: testing engineering and runnable interface (TTCN-3) issue/receive and UE interactive information;
S2: the encoding and decoding of terminal interaction message are encrypted and complete guarantor the message issued; The deciphering of guarantor's School Affairs has been carried out to the message received;
S3: External Function Call processor has called guarantor's cryptographic algorithm processor by platform adapter and realized protecting encryption;
S4: platform adapter calls the mode of DLL with JNI, has called the algorithm in guarantor's cryptographic algorithm processor;
S5: the encoding and decoding of terminal interaction message by through complete protect encryption data distributing to terminal interaction Messenger; Or the data needing to have carried out the deciphering of guarantor's School Affairs received from terminal interaction Messenger;
S6: the complete guarantor of protocol message transceiver transmission/reception and encrypted data;
S7:API adapter calls the open API of test macro by JNI, the complete guarantor of transmission/reception and encrypted data;
S8: data are sent to the data that test macro/reception carrys out self-testing system.
Fig. 4 for the embodiment of the present invention provide a kind of based on the uniformity test adapter of TTCN-3 and the information flow chart of system configuration, as shown in Figure 4, uniformity test adapter and system configuration specifically comprise:
S1: testing engineering and runnable interface (TTCN-3) issue/receive configuration ASP information;
S2: system configuration message processor completes the conversion between the configuration messages coding command corresponding to test macro, and issue/receive command;
S3: call by API adapter the API that test macro provides and transmit command;
S4: transmit command by API, realizes the configuration/of test macro or receives configure-ack order, realizing the configuration to test macro.
In sum, the invention provides a kind of uniformity test adapter based on TTCN-3, the framework of the TTCN-3 test macro defined in the standard that perfect further ETSI issues, achieve the adaptation of the api interface of TRI interface and test instrumentation opening, thus achieve the framework of the TTCN-3 test macro defined in the standard of ETSI issue.Technical scheme of the present invention can be used for other-end consistency testing system to realize and reference as foundation.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, the hardware that can carry out instruction relevant by computer program has come, described program can be stored in general computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only memory (Read-OnlyMemory, ROM) or random access memory (Random Access Memory, RAM) etc.
The present invention describes with reference to according to the flow chart of the method for the embodiment of the present invention, equipment (system) and computer program and/or block diagram.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can being provided to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computer or other programmable data processing device produce device for realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices is provided for the step realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
Apply specific embodiment in the present invention to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (9)
1., based on test and a uniformity test adapter of testing and control symbol 3TTCN-3, it is characterized in that, the described uniformity test adapter based on TTCN-3 specifically comprises:
Testing engineering and control inerface, for running TTCN-3 testing protocol consistency sequence;
Terminal interaction message codec, is connected with described testing engineering and control inerface, for downstream station interaction message of encoding, and decoding upstream terminal interaction message;
Terminal interaction Messenger, be connected with described terminal interaction message codec, for the downstream station interaction message after coding is sent to test macro, and receive the upstream terminal interaction message of test macro transmission, and send to described terminal interaction message codec;
System configuration message processor, is connected with described testing engineering and control inerface, for the requirement according to TTCN-3 code, the configuration messages of TTCN-3 to community is encoded to the message that test macro can identify;
External Function Call processor, is connected with described testing engineering and control inerface, carries out type conversion for the data of carrying out integrity protection and encryption that need transmitted at TTCN-3 place;
Platform adapter, is connected with described External Function Call processor, for calling the dynamic link library (DLL) of external function;
Complete guarantor's cryptographic algorithm processor, be connected with described platform adapter, for having preserved guarantor's cryptographic algorithm, and generate corresponding DLL for calling, wherein, complete guarantor's cryptographic algorithm described in Long Term Evolution LTE is SNOW 3G, AES, ZUC algorithm, and the complete guarantor's cryptographic algorithm described in the CDMA (Code Division Multiple Access) TD-SCDMA of time division synchronous is SNOW 3G and KASUMI algorithm;
Application programming interface API adapter, is connected with described terminal interaction Messenger and system configuration message processor, for calling the open API of test macro, realizes the transmitting-receiving of message.
2. the uniformity test adapter based on TTCN-3 according to claim 1, is characterized in that, the described uniformity test adapter based on TTCN-3 is used for EUTRAN/UTRAN Protocol Conformance Test System.
3. the uniformity test adapter based on TTCN-3 according to claim 1, is characterized in that, described testing engineering and control inerface are also for recording corresponding daily record log.
4. the uniformity test adapter based on TTCN-3 according to claim 1, is characterized in that, described terminal interaction message comprises radio resource control RRC message and non access stratum NAS message.
5. the uniformity test adapter based on TTCN-3 according to claim 4, it is characterized in that, the configuration messages of described TTCN-3 to community comprises TTCN-3 to the configuration messages of Long Term Evolution LTE community and TTCN-3 to the configuration messages of the CDMA (Code Division Multiple Access) TDSCDMA community of time division synchronous.
6. the uniformity test adapter based on TTCN-3 according to claim 5, is characterized in that, described system configuration message processor is also for being configured test macro by described API adapter.
7. the uniformity test adapter based on TTCN-3 according to claim 6, is characterized in that, described External Function Call processor is also for calling the complete guarantor's cryptographic algorithm in described complete guarantor's cryptographic algorithm processor by described platform adapter.
8. the uniformity test adapter based on TTCN-3 according to claim 1, is characterized in that, described platform adapter is that JNI mode is called in JAVA this locality.
9. the uniformity test adapter based on TTCN-3 according to claim 1, is characterized in that, described API adapter is that JNI mode is called in JAVA this locality.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103780455B (en) * | 2013-12-11 | 2017-05-03 | 国家无线电监测中心检测中心 | TETRA digit cluster protocol test method and system based on TTCN-3 |
| CN103812730B (en) * | 2014-02-21 | 2017-10-13 | 重庆邮电大学 | A kind of multiple cell TTCN Conformance Testing Environment systems |
| CN104661254B (en) * | 2015-02-16 | 2016-09-28 | 北京电信技术发展产业协会 | LTE-A terminal mac layer carrier aggregation conformance test method and device |
| CN104618038B (en) * | 2015-03-04 | 2017-01-18 | 上海华东电信研究院 | Mobile communication terminal consistency testing and managing system and method |
| CN107733741A (en) * | 2017-10-30 | 2018-02-23 | 中国电力科学研究院有限公司 | Software architectural method and platform for testing protocol consistency |
| CN110275710B (en) * | 2019-06-10 | 2023-07-14 | 天翼电子商务有限公司 | Java local interface consistency checking method and system, storage medium and terminal |
| CN113872752B (en) * | 2021-09-07 | 2023-10-13 | 哲库科技(北京)有限公司 | Security engine module, security engine device, and communication apparatus |
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