CN111858326B - Comprehensive integrated test method for embedded real-time operating system - Google Patents

Comprehensive integrated test method for embedded real-time operating system Download PDF

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Publication number
CN111858326B
CN111858326B CN202010670885.1A CN202010670885A CN111858326B CN 111858326 B CN111858326 B CN 111858326B CN 202010670885 A CN202010670885 A CN 202010670885A CN 111858326 B CN111858326 B CN 111858326B
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test
service
operating system
data
time operating
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CN111858326A (en
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田文龙
冯俊威
饶京宏
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Beijing Electromechanical Engineering Research Institute
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Beijing Electromechanical Engineering Research Institute
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/36Preventing errors by testing or debugging software
    • G06F11/3668Software testing
    • G06F11/3672Test management
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/36Preventing errors by testing or debugging software
    • G06F11/3668Software testing
    • G06F11/3672Test management
    • G06F11/3684Test management for test design, e.g. generating new test cases
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/36Preventing errors by testing or debugging software
    • G06F11/3668Software testing
    • G06F11/3672Test management
    • G06F11/3688Test management for test execution, e.g. scheduling of test suites
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The application relates to a comprehensive integrated test method for an embedded real-time operating system, and belongs to the technical field of embedded operating system tests. The test method comprises the following steps: constructing a software framework for realizing comprehensive integrated test of an embedded real-time operating system, wherein the software framework comprises a framework layer and a core layer, and the framework layer comprises a service management module and a test support module; triggering an integrated test by a test management program of the service management module; after the test is triggered, the test management program of the service management module dispatches the test support module through a dispatcher and an inline bus, and simultaneously drives the core layer to be connected with the tested equipment through a control bus interface for data communication so as to complete the comprehensive integrated test of the embedded real-time operating system of the tested equipment. The application realizes the comprehensive and batched test for the embedded real-time operating system, and is beneficial to greatly reducing the test cost.

Description

Comprehensive integrated test method for embedded real-time operating system
Technical Field
The application relates to the technical field of embedded operation system testing, in particular to a comprehensive integrated testing method for an embedded real-time operation system.
Background
The embedded real-time operating system is an embedded operating system which can receive and process external events or data with high enough speed, and the processing result can control the production process or make a quick response to the processing system within a specified time and control all real-time tasks to operate in a coordinated and consistent manner.
The development of the current society is increasingly separated from the application of an embedded real-time operating system, and in various aspects of economic life, such as various industries of traffic, communication, social security and the like, information processing and information exchange are all based on the embedded real-time operating system. In the military aspect, modern information technology also enables military countermeasure to be more informationized and electronic, and an embedded real-time operating system becomes an important component of weaponry. For critical systems that involve security and privacy aspects, the greater quality of embedded real-time operating systems is increasingly important. Therefore, applying advanced quality management techniques during the process of adapting an operating system to a development cycle is to improve the development level of an embedded real-time operating system, obtain an important guarantee of a high-quality operating system product, and test is receiving a great deal of attention as one of means for guaranteeing that the quality of the operating system is not available.
At present, a real-time operating system has been developed to a new stage, the complexity of which is increased rapidly, and the real-time operating system has the characteristics of large scale, dense coding, high complexity and the like. The testing work for the operating system becomes more and more heavy, consumes much time, and is very costly in terms of manpower and materials. The testers need to design a plurality of test cases and then execute the test cases one by one, and finally, analysis is needed according to the execution results. The above problems are emphasized as the application of operating systems continues to expand.
Disclosure of Invention
In view of the above analysis, the present application aims to provide a comprehensive integrated testing method for an embedded real-time operating system, so as to solve some or all of the above problems of the existing embedded real-time operating system.
The aim of the application is mainly realized by the following technical scheme:
the application provides a comprehensive integrated test method for an embedded real-time operating system, which comprises the following steps:
constructing a software framework for realizing comprehensive integrated test of an embedded real-time operating system, wherein the software framework comprises a framework layer and a core layer, and the framework layer comprises a service management module and a test support module;
triggering an integrated test by a test management program of the service management module;
after the test is triggered, the test management program of the service management module dispatches the test support module through a dispatcher and an inline bus, and simultaneously drives the core layer to be connected with the tested equipment through a control bus interface for data communication so as to complete the comprehensive integrated test of the embedded real-time operating system of the tested equipment.
Further, the test manager of the service management module schedules the test support module through a scheduler and an inline bus, including:
the test management program of the service management module comprises an interactive service program and a scheduling algorithm program; the service management module starts the interactive service program to acquire test information data and sends the test information data to the scheduler, and the scheduler receives the test information data through the scheduling algorithm program and schedules the test support module to acquire test result data;
the test support module comprises a test case set, a test execution service and a test data acquisition service; the scheduler schedules the test execution service through an OPC UA protocol, the test execution service executes a designated test case selected from the test case set based on the test information data, the test execution service schedules the test data acquisition service through a telnet protocol, and the test data acquisition service acquires and outputs test result data after the designated test case is executed.
Further, the test manager of the service management module schedules the test support module through a scheduler and an inline bus, and further includes:
the software framework converts the communication mode between the service management module and the test support module into the inter-thread communication with a message queue, a signal quantity and a shared memory mechanism in the embedded real-time operating system of the tested device through the scheduler and the inline bus based on the middleware management mode of the embedded real-time operating system.
Further, the service management module starting the interactive service program to acquire test information data and send the test information data to the scheduler includes:
the interactive service program obtains test information data through an input interface and sends the test information data to the dispatcher through the inline bus; the test information data corresponds to the test cases to be executed and is used for selecting the test cases.
Further, the step of the scheduler receiving the test information data through the scheduling algorithm program and then scheduling the test support module to obtain test result data includes:
after receiving the test information data, the scheduler sequentially calls the test case set and selects test cases, calls the test execution service to execute the selected test cases to obtain test result data, and calls the test data acquisition service to obtain the test result data;
and after the dispatcher obtains the test result data, the test result data of the selected test case is sent to the interactive service program through the internal bus.
Further, the scheduler is located as a control hub in the service management module, and is configured to sequentially schedule the test case set, the test execution service and the test data acquisition service in the test support module after receiving the command of the test information data.
Further, the inline bus is located as a data interaction hub in the service management module, and is used for transferring data among the test case set, the test execution service and the test data acquisition service in the service management module and the test support module.
Further, the test case set comprises a compatibility test case, a performance test case and a peripheral interface test case, and the compatibility test case, the performance test case and the peripheral interface test case are stored in an embedded real-time operating system of the tested device.
Further, the control bus interface is communicated with the communication between the core layers of the software framework for the embedded real-time operating system of the tested equipment; the embedded real-time operating system of the tested device supports interaction with the outside or dynamic loading.
Further, the data types of the software framework comprise a test information data type and a control bus data type;
the test information data type is used for a test support module of the framework layer;
the control bus data type is used for the control bus supported by the core layer.
The technical scheme has the beneficial effects that: the automatic test management provided by the application is used as a scheduling paradigm, and the manual operation test case selection, test case execution, test data acquisition and other works are integrated, so that the test process is simplified, the bottom details of test scheduling, execution and result analysis are shielded, the test efficiency is improved, the embedded operation system-oriented test can be integrated and batched, and the test cost when the embedded real-time operation system is adapted to different hardware is reduced greatly.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application. The objectives and other advantages of the application will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the application, like reference numerals being used to refer to like parts throughout the several views.
FIG. 1 is a flowchart of a method for testing integrated integration of embedded real-time operating system in an embodiment of the present application;
FIG. 2 is a diagram of a comprehensive integrated test software framework for an embedded real-time operating system according to an embodiment of the present application;
FIG. 3 is a flowchart of an automated test procedure for an embedded real-time operating system according to an embodiment of the present application.
Detailed Description
The following detailed description of preferred embodiments of the application is made in connection with the accompanying drawings, which form a part hereof, and together with the description of the embodiments of the application, are used to explain the principles of the application and are not intended to limit the scope of the application.
In one embodiment of the present application, as shown in fig. 1, a comprehensive integrated testing method for an embedded real-time operating system is disclosed, comprising the following steps:
s1, constructing a software framework for realizing comprehensive integrated test of an embedded real-time operating system, wherein the software framework comprises a framework layer and a core layer, and the framework layer comprises a service management module and a test support module;
s2, triggering an integrated test through a test management program of the service management module;
and S3, after test triggering, the test management program of the service management module dispatches the test support module through a dispatcher and an inline bus, and simultaneously drives the core layer to be connected with the tested equipment through a control bus interface for data communication so as to complete comprehensive integrated test of the embedded real-time operating system of the tested equipment.
Compared with the prior art, the embodiment of the application follows the modular design principle of layered decoupling, and the modularized transplanting adaptation of the software framework can be realized according to different services and requirements through the automatic test management software framework, so that the functions of test case set configuration, test result analysis configuration, bus link configuration and the like are provided, namely, the software framework convenient for test program integration is provided, and the software framework is favorable for software multiplexing and multi-application software integration.
Specifically, the technical scheme of the application adopts an automatic test management software framework, is mainly divided into a core layer and a framework layer as shown in fig. 2, is directly called through a function interface, and the core layer, namely a test communication abstract layer, is mainly responsible for bus link configuration and remote link control of an operating system to be tested; the framework layer is mainly responsible for service management and test support, and comprises a service management module and a test support module which are linked through a scheduler and an inline bus as shown in fig. 2.
In one embodiment of the present application, the test manager of the service management module schedules the test support module through a scheduler and an inline bus, including:
the test management program of the service management module comprises an interactive service program and a scheduling algorithm program; the service management module starts the interactive service program to acquire test information data and sends the test information data to the scheduler, and the scheduler receives the test information data through the scheduling algorithm program and schedules the test support module to acquire test result data;
the test support module comprises a test case set, a test execution service and a test data acquisition service; the scheduler schedules the test execution service through an OPC UA protocol, the test execution service executes a designated test case selected from the test case set based on the test information data, the test execution service schedules the test data acquisition service through a telnet protocol, and the test data acquisition service acquires and outputs test result data after the designated test case is executed.
Specifically, the interactive service program in the service management module is a unified entry provided for external interaction of the software framework, the scheduling algorithm program in the service management module is a program for internal logic sequence control of the software framework, the management of the service management module is based on a scheduler and an internal soft bus, a logic sequence scheduling mechanism of the whole software framework is supported, and service requirements on external components such as test information data input, test result data output and the like are managed; the test support module is used for carrying out abstract unified management on the test process, abstracting the actual test process into three parts of a test case set, test execution and test data acquisition, and providing the three types of service support comprehensive integrated test. That is, the abstract concrete implementation process comprises the abstraction of the test service, and the test support module abstracts the test process of the embedded real-time operating system into three parts, namely a test case set, test execution and test data acquisition, so as to realize the control and configuration of the test process. External exposure of the test interface is realized through the interaction service, interaction between the outside and the test service is realized, the test process is activated in a test information data mode, and the execution condition is fed back in a test result data mode.
In one embodiment of the present application, the test manager of the service management module schedules the test support module through a scheduler and an inline bus, and further includes:
the software framework converts the communication mode between the service management module and the test support module into the inter-thread communication with a message queue, a signal quantity and a shared memory mechanism in the embedded real-time operating system of the tested device through the scheduler and the inline bus based on the middleware management mode of the embedded real-time operating system.
Specifically, the communication between the software framework modules is based on an asynchronous message mechanism of a real-time operating system, and after the software framework data is ready, the external modules related to event notification are broadcast, and at the framework layer of the software framework, a scheduler and an inline bus are currently designed to realize the communication mechanism of the whole software framework, wherein the communication mechanism is inter-thread communication.
In one embodiment of the present application, as shown in fig. 3, the service management module starting the interactive service program to obtain test information data and send the test information data to the scheduler includes:
the interactive service program obtains test information data through an input interface and sends the test information data to the dispatcher through the inline bus; the test information data corresponds to the test cases to be executed and is used for selecting the test cases.
In one embodiment of the present application, as shown in fig. 3, the step of receiving the test information data by the scheduler through the scheduling algorithm program and then scheduling the test support module to obtain test result data includes:
after receiving the test information data, the scheduler sequentially calls the test case set and selects test cases, calls the test execution service to execute the selected test cases to obtain test result data, and calls the test data acquisition service to obtain the test result data;
and after the dispatcher obtains the test result data, the test result data of the selected test case is sent to the interactive service program through the internal bus.
Specifically, as shown in fig. 3, the specific flow of the software framework integration test is as follows:
1) Test information input: the framework layer of the software framework receives the test information data through the interactive service program and sends the test information to the dispatcher through the inline soft bus.
2) Scheduling a testing process: after the test information is input, the test execution is triggered, and the scheduler sequentially schedules the test case set service, the test execution service and the test data acquisition service.
3) Outputting a test result: the test data acquisition service analyzes the test process data to obtain a test result, and sends the test result to the dispatcher, and then the dispatcher sends the test result to the interactive service program.
In one specific embodiment of the present application, the scheduler, as a control hub, is located in the service management module, and is configured to sequentially schedule the test case set, the test execution service, and the test data acquisition service in the test support module after receiving a command of the test information data.
In one specific embodiment of the present application, the inline bus is located as a data interaction hub in the service management module, and is used for transferring data among the test case set, the test execution service and the test data acquisition service in the service management module and the test support module.
It should be noted that, the in-line bus is implemented based on an embedded real-time operating system, and mainly depends on a communication mechanism between threads of the operating system.
In one specific embodiment of the present application, the test case set includes a compatibility test case, a performance test case, and a peripheral interface test case, and is stored in an embedded real-time operating system of the tested device.
In one embodiment of the present application, the control bus interface is a communication link between an embedded real-time operating system of the device under test and a core layer of the software framework; the embedded real-time operating system of the tested device supports interaction with the outside or dynamic loading.
It should be noted that, the interconnection communication manner with the embedded real-time operating system may use a remote terminal protocol or a secure shell protocol, and the precondition that the embedded real-time operating system is tested is that the operating system needs to support an external interaction or dynamic loading technology.
In one embodiment of the present application, the data types of the software framework include a test information data type and a control bus data type;
the test information data type is used for a test support module of the framework layer;
the control bus data type is used for the control bus supported by the core layer.
Specifically, the software framework mainly includes two types of data, one is the type of test information data of the software framework, for example, case numbers, case descriptions, tested system descriptions, test results and the like, and a developer and an external module only communicate and interact with the type of data; the other is a control bus data category, such as a use case uploading instruction, a test execution instruction, a test communication instruction, and the like, exist in the core layer, and communicate and interact with the framework layer without external, for supporting local or remote control of the test.
In summary, the application discloses a comprehensive integrated testing method for an embedded real-time operating system, which comprises the following steps: constructing a software framework for realizing comprehensive integrated test of an embedded real-time operating system, wherein the software framework comprises a framework layer and a core layer, and the framework layer comprises a service management module and a test support module; triggering an integrated test by a test management program of the service management module; after the test is triggered, the test management program of the service management module dispatches the test support module through a dispatcher and an inline bus, and simultaneously drives the core layer to be connected with the tested equipment through a control bus interface for data communication so as to complete the comprehensive integrated test of the embedded real-time operating system of the tested equipment. According to the technical scheme, the automatic test management software framework is adopted, the modular design principle of layered decoupling is followed, the modular transplanting adaptation of the software framework can be realized according to different services and requirements, the test process is simplified, the bottom details of test scheduling, execution and result analysis are shielded, the test efficiency is improved, the test for the embedded operating system can be integrated and batched, and the test cost for adapting the embedded real-time operating system to different hardware is reduced greatly.
Those skilled in the art will appreciate that implementing all or part of the processes of the methods in the above embodiments may be accomplished by computer programs to instruct related hardware, and that the programs may be stored in a computer readable storage medium. Wherein the computer readable storage medium is a magnetic disk, an optical disk, a read-only memory or a random access memory, etc.
The present application is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present application are intended to be included in the scope of the present application.

Claims (7)

1. The comprehensive integrated test method for the embedded real-time operating system is characterized by comprising the following steps of:
constructing a software framework for realizing comprehensive integrated test of an embedded real-time operating system, wherein the software framework comprises a framework layer and a core layer, and the framework layer comprises a service management module and a test support module;
triggering an integrated test by a test management program of the service management module;
after test triggering, a test management program of the service management module dispatches the test support module through a dispatcher and an inline bus, and simultaneously drives the core layer to be connected with tested equipment through a control bus interface and then performs data communication so as to complete comprehensive integrated test of an embedded real-time operating system of the tested equipment;
the test management program of the service management module schedules the test support module through a scheduler and an inline bus, and the test support module comprises:
the test management program of the service management module comprises an interactive service program and a scheduling algorithm program; the service management module starts the interactive service program to acquire test information data and sends the test information data to the scheduler, and the scheduler receives the test information data through the scheduling algorithm program and schedules the test support module to acquire test result data;
the test support module comprises a test case set, a test execution service and a test data acquisition service; the scheduler schedules the test execution service through an OPC UA protocol, the test execution service executes a designated test case selected from the test case set based on the test information data, the test execution service schedules the test data acquisition service through a telnet protocol, and the test data acquisition service acquires and outputs test result data after the designated test case is executed;
the scheduler is used as a control hub and positioned in the service management module and used for sequentially scheduling the test case set, the test execution service and the test data acquisition service in the test support module after receiving the command of the test information data;
the internal bus is used as a data interaction hub and positioned in the service management module and used for transmitting data among the test case set, the test execution service and the test data acquisition service in the service management module and the test support module.
2. The method of claim 1, wherein the test manager of the traffic management module schedules the test support module via a scheduler and an inline bus further comprising:
the software framework converts the communication mode between the service management module and the test support module into the inter-thread communication with a message queue, a signal quantity and a shared memory mechanism in the embedded real-time operating system of the tested device through the scheduler and the inline bus based on the middleware management mode of the embedded real-time operating system.
3. The method of claim 1, wherein the service management module initiating the interactive service to obtain test information data for transmission to the scheduler comprises:
the interactive service program obtains test information data through an input interface and sends the test information data to the dispatcher through the inline bus; the test information data corresponds to the test cases to be executed and is used for selecting the test cases.
4. The method of claim 1, wherein the scheduler, after receiving the test information data by the scheduling algorithm program, scheduling the test support module to obtain test result data comprises:
after receiving the test information data, the scheduler sequentially calls the test case set and selects test cases, calls the test execution service to execute the selected test cases to obtain test result data, and calls the test data acquisition service to obtain the test result data;
and after the dispatcher obtains the test result data, the test result data of the selected test case is sent to the interactive service program through the internal bus.
5. The method of any of claims 1-4, wherein the set of test cases includes compatibility test cases, performance test cases, peripheral interface test cases, and an embedded real-time operating system stored on the device under test.
6. The method of claim 1, wherein the control bus interface is a communication link between an embedded real-time operating system of the device under test and a core layer of the software framework; the embedded real-time operating system of the tested device supports interaction with the outside or dynamic loading.
7. The method of any of claims 1-4 or 6, wherein the data types of the software framework include a test information data type and a control bus data type;
the test information data type is used for a test support module of the framework layer;
the control bus data type is used for the control bus supported by the core layer.
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