CN111858326A - Integrated integration test method for embedded real-time operating system - Google Patents
Integrated integration test method for embedded real-time operating system Download PDFInfo
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- CN111858326A CN111858326A CN202010670885.1A CN202010670885A CN111858326A CN 111858326 A CN111858326 A CN 111858326A CN 202010670885 A CN202010670885 A CN 202010670885A CN 111858326 A CN111858326 A CN 111858326A
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Abstract
The invention 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 the integrated integration test of the 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 integration test through a test management program of the service management module; after the test is triggered, the test management program of the service management module schedules the test support module through a scheduler and an inline bus, and simultaneously drives the core layer to perform data communication after being connected with the tested equipment through a control bus interface so as to complete the comprehensive integrated test of the embedded real-time operating system of the tested equipment. The invention realizes the comprehensive and mass test of the embedded real-time operating system, and is beneficial to greatly reducing the test cost.
Description
Technical Field
The invention relates to the technical field of testing of embedded operating systems, in particular to a comprehensive integrated testing method for an embedded real-time operating system.
Background
The embedded real-time operating system is an embedded operating system which can receive and process external events or data at a high enough speed, control the production process or make a quick response to the processing system within a specified time and control all real-time tasks to run in a coordinated and consistent manner.
The development of the current society is not more and more independent of the application of the embedded real-time operating system, and in all aspects of economic life, including traffic, communication, social security and other industries, information processing and information exchange are based on the embedded real-time operating system. In military aspect, modern information technology also makes military confrontation more informationized and electronic, and the embedded real-time operating system becomes an important component of weaponry. For those critical systems that are related to security and privacy, the quality of embedded real-time operating systems is becoming increasingly important. Therefore, applying advanced quality management technology during the development cycle of adapting the operating system is an important guarantee to improve the development level of the embedded real-time operating system and obtain high-quality operating system products, and the test is receiving wide attention as one of means for guaranteeing the unavailable quality of the operating system.
Currently, a real-time operating system has been developed to a new stage, and the complexity thereof is increased dramatically, 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 burdensome, much time is consumed, and the investment of manpower and material resources is also huge. The tester needs to design a great number of test cases, then execute the test cases one by one, and finally analyze the test cases according to the execution result. The above problems are more pronounced as operating system applications continue to expand.
Disclosure of Invention
In view of the foregoing analysis, the present invention is directed to a method for integrated testing of 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 purpose of the invention is mainly realized by the following technical scheme:
the invention provides a comprehensive integrated test method facing an embedded real-time operating system, which comprises the following steps:
constructing a software framework for realizing the integrated integration test of the 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 integration test through a test management program of the service management module;
after the test is triggered, the test management program of the service management module schedules the test support module through a scheduler and an inline bus, and simultaneously drives the core layer to perform data communication after being connected with the tested equipment through a control bus interface so as to complete the comprehensive integrated test of the embedded real-time operating system of the tested equipment.
Further, the dispatching of the test support module by the test management program of the service management module through the dispatcher and the inline bus comprises:
the test management program of the business 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 schedules the test support module to acquire test result data after receiving the test information data through the scheduling algorithm program;
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 specified 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 specified test case is executed.
Further, the dispatching, by the test management program of the service management module through the dispatcher and the inline bus, the test support module further includes:
the software framework is based on a middleware management mode of an embedded real-time operating system, and a communication mode between the service management module and the test support module is converted into inter-thread communication with a message queue, a semaphore and a shared memory mechanism in the embedded real-time operating system of the tested equipment through the scheduler and the inline bus.
Further, the step of the service management module starting the interactive service program to acquire the test information data and sending the test information data to the scheduler includes:
the interactive service program acquires test information data through an input interface and sends the test information data to the scheduler through the inline bus; the test information data corresponds to a test case to be executed and is used for selecting the test case.
Further, the step of dispatching the test support module to obtain test result data after the dispatcher receives the test information data through the dispatching algorithm program includes:
after receiving the test information data, the scheduler calls the test case set in sequence 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 obtaining the test result data, the scheduler sends the test result data of the selected test case to the interactive service program through the inline bus.
Furthermore, the scheduler, as a control hub, is located in the service management module and configured to receive a command of test information data and then sequentially schedule the test case set, the test execution service, and the test data collection service in the test support module.
Furthermore, the inline bus, as a data interaction hub, is located in the service management module and is used for transmitting data between the test case set, the test execution service and the test data acquisition service in the service management module and the test support module.
Furthermore, the test case set comprises a compatibility test case, a performance test case, a peripheral interface test case and an embedded real-time operating system stored in the tested device.
Furthermore, the control bus interface is in communication between an embedded real-time operating system of the tested equipment 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.
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;
and the control bus data type is used for a control bus supported by the core layer.
The technical scheme has the beneficial effects that: the automatic test management provided by the invention is taken as a scheduling paradigm, and integrates the works of test case selection, test case execution, test data acquisition and the like which are originally operated manually, so that the test process is simplified, the bottom level details of test scheduling, execution and result analysis are shielded, the test efficiency is improved, the test facing an embedded operating system can be integrated and batched, and the test cost when the embedded real-time operating system is adapted to different hardware is greatly reduced.
Additional features and advantages of the invention 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 invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
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The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout.
FIG. 1 is a flowchart of a comprehensive integrated test method for an embedded real-time operating system according to an embodiment of the present invention;
FIG. 2 is a framework diagram of a comprehensive integrated test software for an embedded real-time OS according to an embodiment of the present invention;
fig. 3 is a flowchart of an automated testing for an embedded real-time os according to an embodiment of the present invention.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention.
A specific embodiment of the present invention, as shown in fig. 1, discloses a comprehensive integrated test method for an embedded real-time operating system, which includes the following steps:
s1, constructing a software framework for realizing the integrated test of the 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 integration test through a test management program of the service management module;
and S3, 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 perform data communication after being connected with the tested equipment through a control bus interface so as to complete the comprehensive integrated test of the embedded real-time operating system of the tested equipment.
Compared with the prior art, the embodiment of the invention follows the modular design principle of hierarchical decoupling, can realize the componentization transplantation adaptation of the software framework according to different services and requirements through the automatic test management software framework, provides the functions of test case set configuration, test result analysis configuration, bus link configuration and the like, also has the software framework convenient for test program integration, and is favorable for software reuse and multi-application software integration.
Specifically, the technical scheme of the invention adopts an automatic test management software framework, is combined with the structure shown in fig. 2, and mainly comprises a core layer and a framework layer which are directly called through a function interface, wherein the core layer is a test communication abstract layer and 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 as shown in fig. 2, includes a service management module and a test support module, which are linked with each other through a scheduler and an inline bus.
In an embodiment of the present invention, the scheduling, by the test management program of the service management module, the test support module through the scheduler and the inline bus includes:
the test management program of the business 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 schedules the test support module to acquire test result data after receiving the test information data through the scheduling algorithm program;
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 specified 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 specified test case is executed.
Specifically, an interactive service program in the service management module is a unified entry provided for external interaction of a software framework, a scheduling algorithm program in the service management module is a program for internal logic sequence control of the software framework, and the service management module is managed based on a scheduler and an inline soft bus, supports a logic sequence scheduling mechanism of the whole software framework, and manages service requirements for external components, such as test information data input, test result data output and the like; the test support module abstracts and uniformly manages the test process, abstracts the actual test process into a test case set, a test execution part and a test data acquisition part, and supports the comprehensive integrated test by providing the three types of services. That is to say, the concrete implementation process of abstraction includes the abstraction of test service, and the test support module abstracts the test process of the embedded real-time operating system into three parts of test case set, test execution and test data collection, so as to implement the control and configuration of the test process. The external exposure of the test interface is realized through the interactive service, the 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 a specific embodiment of the present invention, the scheduling, by the test management program of the service management module through the scheduler and the inline bus, the test support module further includes:
the software framework is based on a middleware management mode of an embedded real-time operating system, and a communication mode between the service management module and the test support module is converted into inter-thread communication with a message queue, a semaphore and a shared memory mechanism in the embedded real-time operating system of the tested equipment through the scheduler and the inline bus.
Specifically, the inter-module communication of the software framework is based on an asynchronous message mechanism of a real-time operating system, when the data of the software framework is ready, an event is broadcasted to inform relevant external modules, and at the framework layer of the software framework, a scheduler and an inline bus are designed to realize the communication mechanism of the whole software framework, wherein the communication mechanism is inter-thread communication.
In a specific embodiment of the present invention, as shown in fig. 3, the step of the service management module starting the interactive service program to acquire test information data and sending the test information data to the scheduler includes:
the interactive service program acquires test information data through an input interface and sends the test information data to the scheduler through the inline bus; the test information data corresponds to a test case to be executed and is used for selecting the test case.
In a specific embodiment of the present invention, as shown in fig. 3, the step of dispatching the test support module to obtain the test result data after the scheduler receives the test information data through the scheduling algorithm program includes:
after receiving the test information data, the scheduler calls the test case set in sequence 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 obtaining the test result data, the scheduler sends the test result data of the selected test case to the interactive service program through the inline bus.
Specifically, as shown in fig. 3, the specific flow of the software framework integrated integration test is as follows:
1) inputting test information: and the framework layer of the software framework receives the test information data through the interactive service program and sends the test information to the scheduler through the in-line soft bus.
2) And (3) scheduling a test process: after the test information is input, the test execution is triggered, and the scheduler schedules the test case set service, the test execution service and the test data acquisition service in sequence.
3) And (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 scheduler, and then the test result is sent to the interactive service program by the scheduler.
In a specific embodiment of the present invention, the scheduler, as a control hub, is located in the service management module and configured to receive a command of test information data and then sequentially schedule the test case set, the test execution service, and the test data acquisition service in the test support module.
In a specific embodiment of the present invention, the inline bus, as a data interaction hub, is located in the service management module, and is configured to transmit data between the test case set, the test execution service, and the test data collection service in the service management module and the test support module.
It should be noted that the inline bus is implemented based on an embedded real-time operating system, and is mainly based on an inter-thread communication mechanism of the operating system.
In a specific embodiment of the present invention, the test case set includes a compatibility test case, a performance test case, a peripheral interface test case, and an embedded real-time operating system stored in the device under test.
In a specific embodiment of the present invention, 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 mode with the embedded real-time operating system may use a remote terminal protocol or a secure shell protocol, and the precondition for the embedded real-time operating system to be tested is that the operating system needs to support an external interaction or dynamic loading technology.
In a specific embodiment of the present invention, 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;
and the control bus data type is used for a control bus supported by the core layer.
Specifically, the software framework mainly includes two types of data, one type is a test information data type of the software framework, for example, a use case number, a use case description, a tested system description, a test result 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, for example, a use case uploading instruction, a test execution instruction, a test communication instruction and the like exist in the core layer, and are communicated and interacted with the framework layer without being in contact with the outside, so that local or remote control of the test is supported.
In summary, the present invention discloses a comprehensive integrated test method for an embedded real-time operating system, which includes the following steps: constructing a software framework for realizing the integrated integration test of the 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 integration test through a test management program of the service management module; after the test is triggered, the test management program of the service management module schedules the test support module through a scheduler and an inline bus, and simultaneously drives the core layer to perform data communication after being connected with the tested equipment through a control bus interface so as to complete the comprehensive integrated test of the embedded real-time operating system of the tested equipment. The technical scheme of the invention adopts an automatic test management software framework, follows a layered decoupling modular design principle, can realize the componentized transplantation adaptation of the software framework according to different services and requirements, simplifies the test process, shields the bottom level details of test scheduling, execution and result analysis, improves the test efficiency, enables the test facing an embedded operating system to be integrated and batched, and is beneficial to greatly reducing the test cost when different hardware is adapted to the embedded real-time operating system.
Those skilled in the art will appreciate that all or part of the processes for implementing the methods in the above embodiments may be implemented by a computer program, which is stored in a computer-readable storage medium, to instruct associated hardware. The computer readable storage medium is a magnetic disk, an optical disk, a read-only memory or a random access memory.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (10)
1. A comprehensive integrated test method for an embedded real-time operating system is characterized by comprising the following steps:
constructing a software framework for realizing the integrated integration test of the 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 integration test through a test management program of the service management module;
after the test is triggered, the test management program of the service management module schedules the test support module through a scheduler and an inline bus, and simultaneously drives the core layer to perform data communication after being connected with the tested equipment through a control bus interface so as to complete the comprehensive integrated test of the embedded real-time operating system of the tested equipment.
2. The method of claim 1, wherein the test management program of the service management module scheduling the test support module via a scheduler and an inline bus comprises:
the test management program of the business 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 schedules the test support module to acquire test result data after receiving the test information data through the scheduling algorithm program;
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 specified 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 specified test case is executed.
3. The method of claim 1, wherein the test manager of the service management module scheduling the test support module via a scheduler and an inline bus further comprises:
The software framework is based on a middleware management mode of an embedded real-time operating system, and a communication mode between the service management module and the test support module is converted into inter-thread communication with a message queue, a semaphore and a shared memory mechanism in the embedded real-time operating system of the tested equipment through the scheduler and the inline bus.
4. The method of claim 2, wherein the service management module initiating the interactive service program to obtain test information data to send to the scheduler comprises:
the interactive service program acquires test information data through an input interface and sends the test information data to the scheduler through the inline bus; the test information data corresponds to a test case to be executed and is used for selecting the test case.
5. The method of claim 2, wherein the scheduler scheduling the test support module to obtain test result data after receiving the test information data through the scheduling algorithm comprises:
after receiving the test information data, the scheduler calls the test case set in sequence 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 obtaining the test result data, the scheduler sends the test result data of the selected test case to the interactive service program through the inline bus.
6. The method according to any of claims 1-5, wherein the scheduler, as a control hub, is located in the service management module and is configured to receive a command of test information data and then sequentially schedule the test case set, the test execution service and the test data collection service in the test support module.
7. The method of any of claims 1-5, wherein the inline bus is located as a data interaction hub in the business management module for transferring data between the test case set, the test execution service, and the test data collection service in the business management module and the test support module.
8. The method according to any one of claims 2 to 5, wherein the test case set includes a compatibility test case, a performance test case, a peripheral interface test case, and an embedded real-time operating system stored in the device under test.
9. 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 kernel layer of the software framework; the embedded real-time operating system of the tested device supports interaction with the outside or dynamic loading.
10. The method of claim 1-5 or 9, 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;
and the control bus data type is used for a control bus supported by the core layer.
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