31results about How to "Rich test scenarios" patented technology

The invention discloses a method and a device for testing an unmanned vehicle. The method in one embodiment comprises steps: at least one test map corresponding to the test site where the unmanned vehicle is located is constructed; a desired driving trajectory from a preset starting position to a termination position is determined on the test map; the desired driving trajectory is sent to the unmanned vehicle to enable the unmanned vehicle to drive on the test site according to the desired driving trajectory; during an unmanned vehicle driving process, obstacle information when advancing on the preset trajectory at a preset speed is transmitted to the unmanned vehicle, and the actual driving trajectory of the unmanned vehicle is determined; and according to the desired driving trajectory, the obstacle information and the actual driving trajectory, a test result of the unmanned vehicle is determined. The method can effectively reduce the unmanned vehicle test cost and enrich the unmanned vehicle test scene.

The invention relates to a wireless data service simulated scene-based user experience quality testing method. The method comprises the following steps: 1) obtaining motion information of data flow services used by a user and establishing user motion models based on the motion information; 2) obtaining data packages triggered by motions of the user under real communication scenes and establishing a motion database; 3) identifying data package key field characteristics capable of affecting the user experience quality and generating simulated scenes based on different communication scenes; 4) editing test cases based on real data in the motion database in the step 2) in the simulated scenes according to the user motion models; 5) replaying the test cases through a replaying system and grabbing all data packages generated during the test case replaying process in a communication terminal at the same time; and 6) calculating the user experience quality based on the data packages obtained in the step 5). Compared with similar methods in the prior art, the wireless data service simulated scene-based user experience quality testing method of the invention is advantaged by high scene simulation degree, high reuse degree, relatively small database, and the like.

The invention discloses a method and a device for testing an unmanned vehicle. The method in one embodiment comprises steps: the height information of each point in a test site is acquired; based on the height information of each point, at least one test map corresponding to the test site is constructed; the test map and the starting position information and the ending position information of the unmanned vehicle on the test map are transmitted to the unmanned vehicle to enable the unmanned vehicle to drive in the test site; and according to the position information of the unmanned vehicle during the driving process, the test map, and the starting position information and the ending position information, the test result of the unmanned vehicle is determined. The method can effectively reduce the unmanned vehicle test cost and enrich the unmanned vehicle test scene.

The embodiment of the invention discloses a test system and method based on an automatic driving vehicle in-the-loop pedestrian-vehicle conflict scene. The system comprises a simulation industrial control computer, positioning sensing equipment and an automatic driving algorithm industrial personal computer; the simulation industrial control computer transmits vehicle state information to positioning sensing equipment; the positioning sensing equipment used for sending acquired participant state information to the simulation industrial personal computer; the simulation industrial personal computer is also used for transmitting the updated simulation sensor signal of a virtual vehicle in a virtual test scene to the automatic driving algorithm industrial personal computer; the automatic driving algorithm industrial personal computer is used for sending a control signal to a test vehicle and transmitting the state information of the vehicle which has moved to the simulation industrial personal computer; and the simulation industrial personal computer is used for obtaining a man-vehicle conflict result and carrying out an automatic driving performance test according to the man-vehicleconflict result. A human-vehicle conflict scene test is carried out by acquiring the state information of a real participant and the state information of the test vehicle, so that the test scene is more real and abundant, and the test requirement of automatic driving is met.

The invention provides a scheduling method and a device for test execution, and execution of progresses can be changed dynamically. The method comprises the following steps that: a main progress receives an operating request of a user; the main progress sets an operating variable value in a main progress structure body in a shared memory as a value representing the operating request, and then sends an inform signal to a sub progress; and after the sub progress receives the inform signal, the sub progress executes corresponding operations by judging the operating variable value in the main progress structure body in the shared memory. According to the invention, based on multiprocess and multithreading, execution of the progresses is dynamically changed to control a execution state of each progress to switch among progress states through the method and device according to the operating request of the user by changing the operating variable value in the main progress structure body, therefore, the test scene is enriched and a complex test curve can be prepared correspondingly.

The embodiment of the invention provides a control method based on a modular test case, which comprises the following steps: acquiring the modular test case, and reading basic information of the modular test case; grouping execution node categories of the modular test cases based on the basic information; executing each group of modular test cases on the execution nodes of the corresponding category in a preset mode; judging whether all modular test cases are executed or not; and if it is judged that all the modular test cases are executed, displaying execution results of all the modular testcases to a user for viewing. The embodiment of the invention further provides a control device based on the modular test case, a terminal and a computer readable storage medium. By utilizing the embodiment of the invention, test scenes can be enriched, non-automated test cases are changed into automated test cases, and the coverage of the test cases is perfected at a system level.

The invention discloses an automatic tracing system and method of intelligent driving test. The system comprises a differential GPS base station, a server, a beyond-the-horizon data transmission radiostation, a main controller, a power distribution system, an inertial navigation system and an auxiliary system; the server is connected with the differential GPS base station and the beyond-the-horizon data transmission radio station; the differential GPS base station is used to locate a positional diameter of an intelligent driving dolly to realize the millimeter level positioning precision. Anelectric motor car with a high precision navigation system is controlled to drive accurately along a predetermined route in the specific route and speed, whether a control behavior of the automatic driving vehicles accords with expectation can be tested accurately and repeatedly, the system can be combined with a test chassis to solve the problem that computer simulation cannot realize practical road condition test, a test result approaches the reliability more and is more reliable, the complex domestic road condition including too many people and narrow roads is taken into consideration, dummy people and vehicles are supported, and a test scene is more comprehensive and accurate.

The invention relates to a software testing method and device, computer equipment and a storage medium. The method comprises the following steps: issuing information of to-be-tested software to a testterminal; receiving a test result of the test terminal on the to-be-tested software; and calculating a test terminal integral according to the test result. According to the software testing method and device, the computer equipment and the storage medium, the software testing activity is converted from offline to online, so that the cost of organizing the software testing activity is reduced, software testing is carried out at any time and any place, software testing scenes are greatly enriched, meanwhile, integral excitation is adopted, the testing enthusiasm of participants is improved, andthe testing efficiency is improved. Meanwhile, due to the visualization of the result data of the test activity, the test result is reserved, the test case library is enriched, and more test experiences and references are accumulated for the subsequent test activity.

The embodiment of the invention discloses an automatic driving virtual scene in-the-loop test system and method. The system comprises a test vehicle, a simulation server located outside the test vehicle and an industrial personal computer located inside the test vehicle. The simulation server is used for constructing a virtual test scene and transmitting a simulation signal corresponding to the virtual test scene to the industrial personal computer; the industrial personal computer is used for generating a control signal according to the simulation signal and transmitting the control signal tothe test vehicle; the test vehicle is used for moving according to the control signal and transmitting the current vehicle state information to the simulation server through the industrial personal computer; and the simulation server is used for testing the control performance of the industrial personal computer according to the vehicle state information to obtain a test result. According to theinvention, the simulation server is arranged outside the test vehicle, so that the energy consumption of the test vehicle is significantly reduced in the virtual scene in-the-loop test process of thetest vehicle.

The invention relates to a circuit breaker loop resistance test technology, and solves the technical problems that a plum blossom spring is easily damaged and a test result is inaccurate due to the adoption of a test clamp in the current circuit breaker loop resistance test process. The invention discloses a circuit breaker loop DC resistance auxiliary test tool and method. When a loop resistancetest is carried out, the circuit breaker loop DC resistance auxiliary test tool extends into a circuit breaker moving contact finger, and then two semicircular cylinders are opened by clockwise rotating an insulating handle, so that the semicircular cylinders are in close contact with the circuit breaker moving contact finger; a loop resistance test wire is connected to a conductive sleeve to complete the loop resistance test; and after the test is finished, the loop resistance test wire is taken down, the two semicircular cylinders are retracted by rotating the insulating handle anticlockwise, so that the semicircular cylinders are separated from the circuit breaker contact finger, and the whole device is taken out.

The invention discloses a crash consistency fault detection method and system for a persistent memory concurrent program, and the method comprises the steps: S1, carrying out the instrumentation of a memory access instruction in a to-be-detected persistent memory concurrent program and a persistent memory related interface through a compiler, and obtaining an executable program; S2, according to an input rule of the to-be-tested persistent memory concurrent program, generating a plurality of input parameters as input of an executable program to form an input parameter set; S3, separately acquiring a memory access mode corresponding to a persistent memory address accessed by each memory access instruction in the executable program under each input parameter, and controlling the executable program to generate a memory access time sequence of writing first and then reading, and then controlling the memory access mode corresponding to the persistent memory address accessed by each memory access instruction in the executable program; determining whether a mode of writing a persistent memory based on unpersistent data exists in each memory access mode, and if so, determining that a consistency fault exists. According to the method, the consistency fault in the persistent memory concurrent program can be efficiently and accurately detected.

A multifunctional bus testing device comprises a system processing module, an interface circuit module, an auxiliary circuit module and a power module, the system processing module is composed of an FPGA core circuit, an FPGA control core, a storage circuit, a clock circuit and a configuration circuit, and the functions of receiving, protocol framing, splitting and the like of various bus data are achieved; the interface circuit module comprises a CAN (Controller Area Network) bus, a TLK2711 high-speed bus and an LVDS (Low Voltage Differential Signaling) transmission bus and is used for completing the functions of rate setting, parameter configuration and verification of various buses; the auxiliary circuit module comprises a display circuit and a PHY gigabit network interface circuit, the display circuit is mainly used for displaying a bus protocol data correctness judgment result, and the PHY gigabit network interface circuit is used for receiving external data source data and sending the external data source data to the FPGA control core through a gigabit network port; the power supply module provides various secondary electric signals for the whole system; according to the invention, receiving and sending of various bus protocol data can be realized, protocol unpacking, data interpretation and interpretation result display can be carried out on the received various bus data, good support can be provided for product testing, and the method has the advantages of high efficiency, convenience and rapidness.

The invention relates to an anti-interference semi-physical simulation system and method for a radar altimeter. An interference confrontation scene control subsystem of the system is used for configuring scene parameters and generating simulation parameters, echo parameters and interference parameters; an echo simulation and interference unit subsystem is used for performing echo simulation and interference simulation according to an emission signal of a to-be-tested radar altimeter and the echo parameter and the interference parameter sent by the interference countermeasure scene control subsystem to generate a radio frequency signal; a radar altimeter test control subsystem is used for configuring parameters of the to-be-tested radar altimeter and collecting output data of the to-be-tested radar altimeter; and an anti-interference performance test and evaluation subsystem is used for evaluating the anti-interference performance of the to-be-tested radar altimeter according to the simulation data of the to-be-tested radar altimeter. The test cost can be reduced, and the test accuracy can be improved.

The invention provides an automatic pressure testing method and device based on an execution command, equipment and a medium. The method comprises the following steps: when a pressure test timed task is triggered, generating a random execution command set from application package names and execution command event parameters stored in a database in a random splicing form; the random execution command set comprises at least one execution command, and one execution command corresponds to one to-be-tested device; and sending each execution command in the random execution command set to the corresponding to-be-tested device, so that each to-be-tested device executes a pressure test after receiving the respective execution command. According to the method, the execution command is randomly generated, so that the test scene is more comprehensive, the method can be simultaneously suitable for a plurality of to-be-tested devices, and the test efficiency is improved.