CN114740829A - Domain controller test system - Google Patents
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- CN114740829A CN114740829A CN202210494695.8A CN202210494695A CN114740829A CN 114740829 A CN114740829 A CN 114740829A CN 202210494695 A CN202210494695 A CN 202210494695A CN 114740829 A CN114740829 A CN 114740829A
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- 238000012360 testing method Methods 0.000 title claims abstract description 180
- 238000001514 detection method Methods 0.000 claims abstract description 32
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- 238000004891 communication Methods 0.000 description 8
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- 230000003993 interaction Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
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- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
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Abstract
The invention provides a domain controller test system, which comprises a test device and a domain controller, wherein the test device comprises a task scheduling module; the domain controller testing system provided by the invention has the advantages that the testing device only needs to send the testing instruction to the domain controller, the domain controller can automatically complete the detection of the link without specially constructing the testing system for detecting the link, and the testing time and the testing cost are saved.
Description
Technical Field
The invention relates to the technical field of automobile equipment testing, in particular to a domain controller testing system.
Background
With the increasing degree of automobile electronization, an Electronic Control Unit (ECU) has become one of the most common parts of an automobile, and dozens or even hundreds of electronic control units present challenges to a traditional electronic and electrical distributed architecture of the automobile, so that an automobile Domain Control Unit (DCU) integrated architecture taking a domain as a unit comes, and an intelligent cockpit domain controller is one of the electronic control units, and the intelligent cockpit domain controller centrally controls systems such as a panoramic view Around (AVM), a vehicle-mounted data terminal (T-Box), a vehicle-mounted information entertainment (IVI) and a Driver Monitoring System (DMS) by utilizing a multi-core CPU/GPU chip with strong processing capacity so as to meet the increasingly intelligent and humanized interaction/entertainment requirements.
In order to ensure the reliability of the intelligent cockpit domain controller and the operation of an external link thereof, a large number of tests need to be carried out, under the introduction of 'new and fournism' in the automobile industry, the intelligent cockpit domain controller is not limited to the interactive experience realized by multi-screen interconnection (a liquid crystal instrument + HUD + central control screen + back row entertainment), an augmented reality head-up display, driving monitoring, a streaming media rearview mirror, a transparent A column, gesture recognition, face recognition, sound source positioning, fabric interaction, holographic images and other multi-channel fusion interactive modes are rapidly developed, diversified cockpit system configuration schemes are caused by abundant cockpit functions and the demand of different vehicle type differentiation, and more challenges are brought to the tests.
The traditional method for testing the intelligent cabin domain controller and the external link thereof comprises real-time testing and testing based on a Controller Area Network (CAN) bus, but in the process of testing the intelligent cabin domain controller and the external link thereof, extra instruments and meters are needed to build a test system, time and labor are wasted, and supply chain risks exist.
Disclosure of Invention
Therefore, the present invention is directed to a domain controller testing system, which solves the problems of the prior art.
The invention provides a domain controller test system, comprising: the system comprises a testing device and a domain controller, wherein the testing device comprises a task scheduling module, the domain controller comprises a task execution module, and the task scheduling module is used for sending a testing instruction to the domain controller; the task execution module is used for analyzing the test instruction, determining a link to be tested and a test case according to the test instruction, sending an action instruction to the external equipment connected with the link to be tested according to the test case, acquiring an execution result of the external equipment, determining a detection result of the link to be tested according to the execution result, and sending the detection result to the test device.
Optionally, in the domain controller testing system provided by the present invention, the domain controller further includes a task distribution module, and the task distribution module is configured to distribute the test instruction to the task execution module.
Optionally, in the domain controller test system provided by the present invention, the domain controller further includes a test case module, the test case module includes a plurality of test cases, and the test cases correspond to the links to be tested one to one.
Optionally, in the domain controller testing system provided by the present invention, the domain controller further includes a log module, and the log module generates log data according to the detection result, and performs problem location by the log module.
Optionally, in the domain controller testing system provided by the present invention, the testing apparatus further includes a task import module, the task import module is configured to read a task file, add the task file to a task list, and the task scheduling module generates the testing instruction by analyzing the task file.
Optionally, in the domain controller testing system provided by the present invention, the testing apparatus further includes a testing statistics module, and the testing statistics module performs statistics on the number of times of executing the task.
Optionally, in the domain controller test system provided in the present invention, the test apparatus further includes a task state update module, where the task state update module is configured to analyze the detection result to obtain a structural state field of the detection result; and if the structural state field is equal to the preset value, the task state updating module determines that the detection result is successful.
Optionally, in the domain controller test system provided in the present invention, further including: and if the structural state field is larger than or smaller than the preset value, the task state updating module determines the detection result as failure.
Optionally, in the domain controller testing system provided by the present invention, the testing apparatus further includes a task display module, where the task display module is configured to display a task running state, a detection result, and a task list; the task running state includes a waiting state and a running state.
Optionally, in the domain controller test system provided by the present invention, the task scheduling module is further configured to use a single thread to schedule tasks in the task list in turn, or allocate a thread to each task in the task list to operate independently; when the task is called and the running result of the task is not obtained, marking the task running state of the task as a running state; and when the task is not called or the running result of the task is obtained, determining the task running state of the task as a waiting state.
The technical scheme of the invention has the following advantages:
in the domain controller testing system provided by the invention, after the task scheduling module in the testing device sends the testing instruction to the domain controller, the task execution module in the domain controller analyzes the testing instruction to determine the link to be tested and the testing case, and sends the action instruction to the external equipment connected with the link to be tested according to the testing case, so that the testing of the domain controller and the external link thereof is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a diagram illustrating an exemplary architecture of a domain controller test system according to an embodiment of the present invention;
FIG. 2 is a diagram illustrating an exemplary verification process of an embodiment of a domain controller test system in accordance with the present invention;
FIG. 3 is a diagram showing a connection example of an embodiment of a test apparatus according to the present invention;
FIG. 4 is a diagram illustrating an embodiment of a test apparatus according to the present invention;
FIG. 5 is a diagram illustrating a connection example of an embodiment of a domain controller according to the present invention;
FIG. 6 is a diagram showing an example of the structure of one embodiment of a test stage according to an embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including, but not limited to".
In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
An embodiment of the present invention provides a domain controller test system, as shown in fig. 1, where the domain controller test system includes a test device and a domain controller, where the test device includes a task scheduling module, and the domain controller includes a task execution module.
And the task scheduling module is used for sending a test instruction to the domain controller.
In an optional embodiment, a task list is stored in the testing device, and the task scheduling module analyzes the task file in the task list to obtain a testing instruction, packages the testing instruction and then sends the testing instruction to the domain controller.
The task execution module is used for analyzing the test instruction, determining a link to be tested and a test case according to the test instruction, sending an action instruction to the external equipment connected with the link to be tested according to the test case, acquiring an execution result of the external equipment, determining a detection result of the link to be tested according to the execution result, and sending the detection result to the test device.
In an optional embodiment, the test instruction includes a link to be tested and a first instruction parameter, the domain controller includes a test case, the test case includes a second instruction parameter, the second instruction parameter corresponds to the test case one to one, the task execution module analyzes the test instruction to obtain the link to be tested and the first instruction parameter, the task execution module searches all the test cases in the test case module according to the first instruction parameter to obtain a second instruction parameter identical to the first instruction parameter, and the test case corresponding to the second instruction parameter is determined to be the test case corresponding to the link to be tested.
In an optional embodiment, the link to be tested may be an audio link used in a domain controller to connect to an audio device, and the test case may be an audio test case, specifically, the audio test case is to send a fixed-frequency digital signal to the audio device, start a microphone to record, and analyze recorded audio, where a frequency of the fixed-frequency digital signal may be set according to an actual requirement, and exemplarily, the frequency may be set to 1 KHZ. If the frequency of the digital signal obtained after the recorded audio is analyzed is the same as that of the transmitted digital signal, the audio link is proved to be reliable.
In the embodiment of the invention, after the task scheduling module in the testing device sends the testing instruction to the domain controller, the task execution module in the domain controller analyzes the testing instruction to determine the link to be tested and the testing case, and sends the action instruction to the external equipment connected with the link to be tested according to the testing case, so that the testing of the domain controller and the external link thereof is realized.
In an optional embodiment, a verification process for one camera link is as shown in fig. 2, a two-dimensional code image is set before a test is started, a test device obtains a test instruction, communication data is constructed according to the test instruction and information of the two-dimensional code image, after a communication connection is established with a domain controller, the test device sends the communication data to the domain controller, the domain controller analyzes the communication data to obtain the test instruction, a camera instruction is obtained by querying and matching in a test case according to the test instruction, the domain controller sends the camera instruction to a camera, the camera performs a two-dimensional code shooting operation to obtain a two-dimensional code image, the camera sends the two-dimensional code image to the domain controller, the domain controller analyzes the two-dimensional code to obtain information of the two-dimensional code image, the analyzed information of the two-dimensional code image is compared with the information of the two-dimensional code image received from the test device, packaging the comparison result to obtain communication data, sending the communication data to a testing device, receiving the communication data by the testing device, analyzing the communication data to obtain a testing result, and if the testing result is successful, verifying the link successfully; and if the test result is failure, the link verification fails.
In an optional embodiment, as shown in fig. 3, the testing apparatus includes a testing host and an interface board, the testing host is connected to the interface board, the testing host may be a raspberry-type microcomputer, the raspberry-type microcomputer includes a task scheduling module, and the interface board is provided with interfaces such as ethernet, GPIO, ADC, CAN, LIN, and the like, for expanding functions and interfaces of the raspberry-type microcomputer.
In the embodiment of the invention, the raspberry pi and the interface board have small volume and low cost, so that the domain controller test system provided by the embodiment of the invention can be copied and built on a large scale, a large number of domain controllers can be tested simultaneously, and the interface board is provided with various interfaces, so that the domain controller test system can be connected with the domain controllers with different interfaces, and the test efficiency is improved.
In an optional embodiment, the domain controller further comprises a task distribution module, and the task distribution module is configured to distribute the test instruction to the task execution module.
In an optional embodiment, the domain controller further includes a test case module, where the test case module includes a plurality of test cases, and the test cases correspond to the links to be tested one to one.
In the embodiment of the invention, the test cases are strictly reviewed, and each test case ensures reliability, so that the result obtained by testing according to the test cases also has higher reliability.
In an optional embodiment, the domain controller further includes a log module, and the log module generates log data according to the detection result, and performs problem location by the log module.
In an optional embodiment, the log module generates log data according to the detection result and the time sequence arrangement of the task execution state, and locates the test task with the task execution state failing through the log module, so that the problem occurring in the domain controller test system provided by the invention can be inquired through the log module, and the problem occurring can be located.
In an optional embodiment, the log module generates, according to the detection result, log data from an event record of the domain controller test system provided in the embodiment of the present invention during operation, where the detection result corresponds to the event record, and the event record includes time information, operation information, user information, and the like, and searches the log data according to the detection result to obtain a corresponding event record, and analyzes the event record to obtain a cause of a problem.
In an optional embodiment, the testing device further includes a task importing module, the task importing module is configured to read a task file, add the task file to a task list, and the task scheduling module generates the testing instruction by parsing the task file.
In an optional embodiment, the task importing module reads a storage device to obtain a task file, where the storage device may be a usb disk, a hard disk, or the like, the storage device includes a test instruction set of a multiple-domain controller, and the test instruction set includes the task file.
In an optional embodiment, the task file can be established in a user-defined mode, and the task file is imported through a manual import method.
In an optional embodiment, the testing apparatus further includes a test statistic module, and the test statistic module counts the number of times of executing the task.
In an optional embodiment, the test statistic module may perform statistics on failure items, failure times, success items, success times, and the like of the task.
In an optional embodiment, the testing device further includes a task state updating module, where the task state updating module is configured to analyze the detection result to obtain a structural state field of the detection result; and if the structural state field is equal to the preset value, the task state updating module determines that the detection result is successful.
In an optional embodiment, further comprising: and if the structural state field is larger than or smaller than the preset value, the task state updating module determines the detection result as failure.
In an optional embodiment, the preset value may be set according to actual requirements, and for example, the preset value may be set to 0.
In an optional embodiment, the testing device further comprises a task display module, wherein the task display module is used for displaying the task running state, the detection result and the task list; the task running state comprises a waiting state and a running state.
In an optional embodiment, the testing device is configured with a touch screen, the task display module displays content through the touch screen, the displayed content is as shown in fig. 4, and the displayed content is divided into a task state display window, a network detection window and a failure result display window.
And displaying the task list, the detection result of each task and the task running state in a task state display window.
The network detection window displays the network connection state of the network equipment related to the test item, if the network equipment is in the connection state, the background color is blue, and if the network equipment is in the fault state, the background color is red.
And displaying the test failure task and the failure times in the test result display window, wherein if no failure task exists in the test result display window, the background color of the window is blue, and if a failure task exists in the test result display window, the background color of the window is red.
In an optional embodiment, the task scheduling module is further configured to use a single thread to schedule tasks in the task list in turn, or allocate a thread to each task in the task list to run independently. When the task is called and the running result of the task is not obtained, marking the task running state of the task as a running state; and when the task is not called or the running result of the task is obtained, determining the task running state of the task as a waiting state.
In an alternative embodiment, when a task is in a running state, the task is not called again.
In an optional embodiment, the task execution module groups the tasks according to the resource types from the tasks, and the tasks depending on the same kind of resources are queued for execution, so that the problem of resource competition in the domain controller test system is prevented.
In an alternative embodiment, the domain controller may be a cockpit domain controller, and the connection block diagram of the cockpit domain controller and the external device is shown in fig. 5, and the cockpit domain controller is connected with a display screen, a camera, a microphone, a sound and other devices.
In an alternative embodiment, a test bench is provided as shown in fig. 6, which can simulate the interior space of a vehicle for placing the test device, the domain controller and the domain controller peripheral.
The test stand is provided with a universal wheel 1, a metal screen plate 2, a screen support 3, a slide rail 4, a camera suspension frame 5, a camera support 6 and a horizontal supporting plate 7.
Wherein, metal mesh plate 2 is provided with the through-hole and can be used for passing the cable, and metal mesh plate 2 can be used for the external equipment of fixed domain controller.
The screen bracket 3 is connected with the metal screen plate 2 and used for fixing the external equipment of the domain controller.
The sliding rail 4 is used for meeting the moving requirement of the external equipment of the domain controller.
The camera suspension frame 5 is connected with the slide rail 4 and can slide back and forth along the slide rail 4.
The horizontal pallet 7 is used for placing the test device and the domain controller.
In an optional embodiment, a power supply module is provided, and the power supply module stably supplies power to the testing device, the domain controller and the external equipment of the domain controller.
Claims (10)
1. The domain controller test system is characterized by comprising a test device and a domain controller, wherein the test device comprises a task scheduling module, the domain controller comprises a task execution module,
the task scheduling module is used for sending a test instruction to the domain controller;
the task execution module is used for analyzing the test instruction, determining a link to be tested and a test case according to the test instruction, sending an action instruction to an external device connected with the link to be tested according to the test case, acquiring an execution result of the external device, determining a detection result of the link to be tested according to the execution result, and sending the detection result to the test device.
2. The domain controller test system of claim 1, wherein the domain controller further comprises a task distribution module,
the task distribution module is used for distributing the test instruction to the task execution module.
3. The domain controller test system of claim 1, wherein the domain controller further comprises a test case module,
the test case module comprises a plurality of test cases, and the test cases correspond to the links to be tested one by one.
4. The domain controller test system of claim 1, wherein the domain controller further comprises a log module,
and the log module generates log data according to the detection result, and the problem is positioned through the log module.
5. The domain controller test system of claim 1, wherein the test device further comprises a task import module,
the task import module is used for reading a task file and adding the task file to a task list, and the task scheduling module generates the test instruction by analyzing the task file.
6. The domain controller test system of claim 1, wherein the test device further comprises a test statistics module,
and the test counting module counts the execution times of the tasks.
7. The domain controller test system of claim 1, wherein the test apparatus further comprises a task status update module,
the task state updating module is used for analyzing the detection result to obtain a structure state field of the detection result;
and if the structure state field is equal to a preset value, the task state updating module determines that the detection result is successful.
8. The domain controller test system of claim 7, further comprising:
and if the structural state field is larger than or smaller than a preset value, the task state updating module determines the detection result as failure.
9. The domain controller test system of claim 1, wherein the test device further comprises a task display module,
the task display module is used for displaying a task running state, a detection result and a task list;
the task running state comprises a waiting state and a running state.
10. The domain controller test system of claim 9,
the task scheduling module is further configured to schedule the tasks in the task list in turn by using a single thread, or allocate a thread to each task in the task list to run independently;
when the task is called and the running result of the task is not obtained, marking the task running state of the task as a running state;
and when the task is not called or the running result of the task is obtained, determining the task running state of the task as a waiting state.
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