124results about How to "Improve test coverage" patented technology

The invention relates to the technical field of data processing, and discloses a system kernel fuzzy test seed generation method and system based on a large language model. The method comprises the following steps: performing feature extraction on Linux kernel system calling on a Host host machine to obtain a feature data set; performing CFG analysis on the feature data set to obtain a system call sequence diagram and extracting a state transition table; constructing a test scene for the state transition table, and performing Syzkaller verification to obtain an effective scene library; generating an initial seed case set for the effective scene library, and executing a test in the QEMU to obtain result data; and performing coverage analysis on the result data to obtain a coverage rate report, and optimizing to generate a target test case set. According to the invention, the test coverage rate and the defect discovery capability are improved.

The invention relates to the technical field of artificial intelligence, and discloses an efficient software testing method and system based on artificial intelligence. Generating test points one by one according to code segments of code data in the demand code data set, and generating a test path according to the test points; generating a test case of the code data according to the code features and the test path, calculating a test distance between the test case and a historical test case, and generating a test scheduling sequence according to the test distance; performing synchronous testing on the demand code data set according to the test scheduling case, and extracting defect code data in the demand code data set through a test defect report in the test result set; and generating a test update case of the defect code data according to the test case, generating a test update report of the defect code data through the test update case, and generating a test report of the target software according to the test result set and the test update report. According to the invention, the software testing efficiency can be improved.

The invention relates to the technical field of automatic testing of transformer substation centralized monitoring systems, and provides a centralized control station intelligent linkage automatic testing method and system.The method comprises the steps that a centralized control station intelligent linkage strategy library is loaded, and a linkage strategy library file is generated and exported; loading the scd file and the linkage strategy library file, and automatically generating an intelligent linkage test case and an expected result; executing the forward test case and the reverse test case in sequence to generate a test result; comparing the test result with an expected result, if the test result accords with the expected result, passing the test, and if the test result does not accord with the expected result, not passing the test; and generating a test report according to the test result, the expected result and the comparison result. According to the method, the intelligent linkage test case of the centralized control station can be automatically generated and executed, the forward test case and the reverse test case are considered, the intelligent and efficient automatic test of the intelligent linkage function of the centralized control station is realized, the test efficiency and the test quality are improved, and the labor cost is reduced.

The invention belongs to the field of universal software fuzz testing, and discloses a dynamic clustering fuzz testing method and system based on efficient byte exploration. According to the method, fuzzy test seed bytes are subjected to clustering analysis by using a density-based spatial clustering algorithm, the positions of key bytes are identified, and the effective variation times of the key bytes are recorded. Then, corresponding weights are distributed to the bytes according to the clustering result and the number of effective variation times of the clustering result, an energy distribution strategy is dynamically adjusted in combination with the path coverage rate and path novelty information, and the exploration efficiency of a new path is improved. And performing mutation on the high-weight bytes to generate effective seeds of a new path, locking key byte positions of the effective seeds, performing normalization processing on other positions, and continuing mutation operation. The test strategy is continuously optimized through repeated execution of the steps, and the fuzzy test efficiency and the vulnerability discovery capability are effectively improved.

The invention belongs to the field of radio frequency chip testing, particularly relates to an automatic testing system for a programmable radio frequency transceiver chip, and aims to solve the problems that an existing testing system cannot meet the requirements of configuring and testing a to-be-tested chip in real time and cannot ensure the accuracy and stability of radio frequency parameter testing. The system comprises a controller and a test instrument which are integrated in a PXI case; the software control system runs in the controller; an input port and an output port of the radio frequency switch are respectively connected with the test instrument and the test adapter plate through radio frequency cables. The test adapter plate is respectively connected with the chip to be tested, the test instrument and the radio frequency switch array; the digital relay array is distributed and integrated on the test adapter plate; the digital relay array is respectively connected with a relay driver and a chip to be tested in the test instrument; and the chip control module is used for transmitting and receiving control instructions through the LAN interface and the controller. According to the system, the chip to be tested can be configured and tested in real time, and the accuracy and the stability of radio frequency parameter testing are improved.

According to the artificial intelligence guidance generation program testing method combined with symbolic execution provided by the invention, the code automatically generated by artificial intelligence guidance is effectively tested by combining the strict reasoning ability of symbolic execution and the fuzzy reasoning ability of an artificial intelligence model; the artificial intelligence technology is combined and utilized to enhance and solve program path constraints collected by symbolic execution, and more high-quality and high-coverage test cases are generated, so that the test coverage rate and the correctness of test results are improved, program errors which are difficult to capture by a traditional test framework are found, the test coverage rate and the code error detection capability are improved, and the test efficiency is improved. And no matter whether the to-be-tested program has reference implementation and predefined output or not, the test method can be successfully implemented, developers can be helped to better utilize the program generated by artificial intelligence guidance, and the reliability of the program is improved.

The invention relates to the technical field of computers, is applied to the field of financial business science and technology, and discloses a code change-based automatic testing method, device and equipment and a storage medium. The method comprises the following steps: determining a current code change record based on a current code; determining a target code test case according to the code change record; and testing the current code through the target code test case, and generating a target test report. By means of the mode, the current code change record is analyzed, the code change range can be accurately recognized, and errors caused by manual evaluation are reduced. According to the method, the corresponding test case is automatically matched or generated according to the code change record, so that all influenced functions are covered by the test, the time for manual test and report writing is greatly shortened, the test coverage rate is improved, and the code test efficiency in the software test process is improved.

The invention relates to an SPD hub chip testing method and device, equipment and a storage medium. The method comprises the steps that if it is determined that a to-be-tested SPD hub chip is placed in a replaceable limiting frame of a test seat and communication connection is established with an upper computer, target environment parameters are set, the to-be-tested SPD hub chip is initialized, the upper computer is in communication connection with the test seat, preset test data are written into an EEPROM of the SPD hub chip based on the target environment parameters, then read-back comparison is carried out, and the to-be-tested SPD hub chip is initialized; the static verification data is used for judging the static storage reliability of the to-be-tested SPD hub chip in the current environment, executing continuous read-write operation on the to-be-tested SPD hub chip to obtain a dynamic pressure test data set, and generating a test result of the to-be-tested SPD hub chip based on the static verification data and the dynamic pressure test data set.

The invention discloses a method and a system for realizing compatibility test of an operating system and an intelligent processor, and belongs to the technical field of operating systems. The method comprises the following steps: establishing an initialization module, acquiring basic information by identifying a tested object, generating an environment initialization configuration description and a program based on the basic information and the supplementary data, injecting the description and the program into a test main program, and establishing association in a test database; establishing an execution module, automatically identifying a tested object, selecting a to-be-tested intelligent processor model set, and automatically executing configuration and test in combination with test database information; and establishing an analysis module, generating a test report of the tested object by using the test results, and summarizing the test results to generate a multi-dimensional compatible report. According to the invention, automatic and rapid compatibility testing of the Linux operating system and the intelligent processor can be realized.

The invention discloses a cloud control intelligent driving vehicle in-the-loop test platform and method, and relates to intelligent driving, and the method comprises the steps: building a test scene through a scene simulation module; the dynamics simulation module builds a dynamics model; the traffic flow simulation module builds a virtual traffic environment; the sensor and signal simulation system simulates a sensor function and V2X and GNSS signals; the cloud control basic platform calculates a control instruction; the intelligent network connection controller carries out logic calculation and controls the chassis part to execute a command; the road simulation system assists the tested vehicle in completing action execution; the measurement and control system collects output data of the tested vehicle and evaluates the intelligent networking function and performance. By integrating the road simulation system, the virtual simulation system, the sensor and signal simulation system, the cloud control basic platform, the measurement and control system and the like, the intelligent network connection vehicle can complete various function and performance tests of the whole vehicle in a laboratory, the development period of the whole vehicle is shortened, the test coverage is increased, and the test cost and the safety risk are reduced.

The invention discloses a Java unit test code generation method and system based on an IDEA plug-in, and belongs to the technical field of computers. The method comprises the steps of obtaining a target code; analyzing the target code to obtain a code analysis result; inputting the code analysis result into a pre-training model for training to obtain a fine-tuned large model; obtaining a to-be-tested code; and inputting a to-be-tested code into the fine-tuned large model to obtain a unit test code. According to the method, the multi-scene test case is intelligently generated, so that the test coverage rate of codes is increased; service logic and abnormal conditions are fully covered, and the test reliability is enhanced; the workload of manually writing the test case is reduced, and the development cost is reduced; the test case is quickly generated, and the writing time of the test code is shortened.

The invention discloses a multi-device time sequence control system and method based on ZYNQ. The system comprises upper computer software, a main control module, a sub-control module and an execution module. The upper computer software is connected with the main control module through a UDP (User Datagram Protocol) network communication protocol; the upper computer software is used for sending a time sequence control instruction to the main control module, receiving an execution feedback instruction of the main control module, storing the time sequence control instruction and the execution feedback instruction successfully sent by the main control module, and displaying a time sequence instruction execution feedback result; the main control module is used for storing a time sequence instruction received from the upper computer and execution feedback of the sub-control module, and when the time sequence instruction received by the upper computer is received, the instruction can be sent to the sub-control module according to a time sequence after a start signal or an emergency shutdown signal is received; the sub-control module is used for receiving an instruction of the main control module and feeding back an execution result to the main control module, and can control the execution module according to the instruction; and the execution module is connected with the sub-control module and used for executing the control instruction. The time sequence test can be completed according to the input time sequence, the test coverage rate is high, various test scene requirements can be met, faults can be found in advance, and the maintenance cost is reduced.

The invention relates to a general control or regulation system, and discloses an inertial measurement unit modeling simulation method and system based on digital twinning. The method comprises the following steps: dividing an inertial measurement unit into six basic components, and constructing a digital twin model corresponding to each basic component in modeling software; importing the digital twin models corresponding to the basic components into a simulation platform library through modeling software; when the inertial measurement unit based on digital twinning performs modeling simulation work, initial parameters required by simulation analysis are provided through an input source, and a gyroscope and an accelerometer perform mathematical solution on the sensed parameters and the initial parameters respectively and then output corresponding gyroscope square wave signals and current signals; the current signal is converted into a voltage signal through the I / F conversion circuit, and the inner DSP circuit converts the collected gyroscope square wave signal and the voltage signal into a gyroscope pulse and an accelerometer pulse respectively and then sends the gyroscope pulse and the accelerometer pulse to the outer DSP circuit so as to convert and output a simulation result required by a user.

The present invention discloses a method and device for automatically identifying continuous frame RGB images, including: generating a series of continuous frame RGB images by rendering according to a set rendering trajectory, and outputting the camera attributes of each frame RGB image; after detecting and eliminating invalid images, black images, and blurred images in the RGB images, judging whether the quality of the two frames of RGB images is qualified according to the angle amplitude and similarity of two adjacent frames of RGB images calculated based on the camera attributes and pixel values; post-processing the RGB images of unqualified quality, including manual verification, re-rendering of corresponding camera attributes, and re-rendering of corresponding rendering attributes, so as to further detect the quality of the RGB images. The method and device realize the automatic recognition of the differences of continuous frame RGB images, and have high recognition efficiency and high recognition accuracy.

The embodiments of the present invention disclose a testing method, apparatus, device and storage medium, which relate to the field of testing technology. The method comprises: reading at least two test scenario parameter groups from a data source, and based on at least one scenario generation logic, generating at least two test scenario data according to the at least two test scenario parameter groups read; generating simulation objects of at least two test scenarios according to the at least two test scenario data; inputting the simulation objects of the at least two test scenarios into the logic to be tested; and determining the test result of the logic to be tested according to the output result of the logic to be tested. The embodiments of the present invention provide a testing method, apparatus, device and storage medium, which realize the simulation of simulation objects of multiple test scenarios based on a single scenario generation logic.

This application relates to the field of wired remote control technology, and discloses a testing method, a wired remote control, and a wired remote control testing system. The wired remote control includes: a button control chip configured to acquire simulated button signals during testing, the simulated button signals being used to simulate the signals generated when a physical button is pressed; and a main control chip connected to the button control chip, configured to receive the simulated button signals and use these signals to test the firmware under test in the main control chip. Through this method, the dependence on physical mechanical structures can be eliminated, and the testing of the firmware under test in the main control chip can be achieved through interaction between the button control chip and the main control chip within the wired remote control, thus verifying the robustness, fault tolerance, and stability of the firmware under test in the main control chip.

The invention discloses a cloud native automatic testing method based on a PaaS cloud platform, a storage medium, equipment and a computer program product, and the method comprises the steps: building an architecture model of a cloud native application through analyzing a configuration file, a service discovery mechanism and network configuration of a container arrangement tool of the cloud native application in the PaaS cloud platform; analyzing interaction relationships among different components in the cloud native application according to the established architecture model, wherein the interaction relationships comprise a service calling relationship, a message passing relationship and a data sharing relationship; the method comprises the following steps: randomly generating a plurality of test cases according to the interaction relationship among different components in the cloud native application in combination with the characteristics and test targets of the cloud native application, and carrying out optimization solution through a genetic algorithm to find out the test case with the highest test coverage rate. According to the method, the interaction relationship among the components in the architecture model of the cloud native application is analyzed, and the test case is optimized through the genetic algorithm, so that the test coverage is enhanced, and the test effect and quality of the complex cloud native application are improved.

The invention provides a vehicle-mounted communication middleware test method and system and a computer program product, and relates to the technical field of vehicles, the method can perform data deformation on a first communication message generated in an initialization test to obtain a second communication message, and the second communication message is used for performing a fuzzy test to obtain a fuzzy test result; according to the method, the first communication message of the vehicle-mounted communication middleware is subjected to fuzz testing, and then the second communication message of the fuzz testing is subjected to data deformation to generate a new second communication message, so that the test sample is automatically generated, the automatically generated second communication message is subjected to data deformation, various functions of the vehicle-mounted communication middleware can be tested, and the test efficiency and the test coverage rate of the vehicle-mounted communication middleware are improved.

The invention relates to the technical field of automobile lamp testing, in particular to a testing system and method for an intelligent headlamp, and the system comprises a sensing client module, a light scene control application module, a CAN simulation module, and a tested intelligent headlamp. The tested intelligent headlamp comprises a headlamp domain controller, a lamp module, a power supply module and a communication module. The vehicle lamp domain controller and the lamp module are both connected with the power module. The lamp module and the communication module are both connected with the vehicle lamp domain controller; the sensing client module, the light scene control application module and the CAN simulation module are connected with the vehicle light domain controller through the communication module. According to the test system for the intelligent headlight, function and performance tests are carried out on the intelligent headlight, full-amount real driving data verification based on a scene is supported, and the test system is simple in structure and low in implementation cost.

The invention provides an audit business process oriented system automatic test method and system. The method comprises an auditing business process data indexing step, a large model training step, a large model test case script generation step and a test case script integrated operation step. By training the large model and understanding various specific auditing business processes and rules, the large model can automatically generate dynamic and flexible test case scripts, and simulates the auditing business processes of the user under the Playwright framework for testing, so that the test efficiency is improved, the labor cost is reduced, the test coverage rate and the test quality are improved, and the test efficiency is improved. Therefore, the technical problem is solved.

The present invention provides a test method for efficiently verifying solid-state storage garbage collection, which is used to further improve the efficiency and verification range of solid-state storage data verification. Before performing data verification, based on the physical capacity, logical capacity and user data amount to be verified of the solid-state storage, the LBA sample set that needs to perform data verification is calculated. After all physical blocks perform at least one erase operation, all LBA associated data in the sample set are verified to ensure that data verification is completed for all blocks involved in data migration. By studying the principle of garbage collection and cleverly designing test loads and steps, the present invention greatly improves the efficiency and quality of verifying garbage collection and realizes efficient verification.

The invention belongs to the field of avionics, and discloses an airborne embedded application software digital simulation system and method. The virtual target machine is used for simulating a hardware environment of an airborne embedded system on a general-purpose computer, comprises an RTOS (Real Time Operating System) adaptation layer and provides a system calling mode, a driving calling mode and a C language library calling mode which are the same as those of an actual embedded system; the RTOS adaptation layer realizes various system interfaces of the RTOS by using a Wi-Fi AP I, and the system interfaces comprise a task scheduling interface, a memory management interface and an interrupt processing interface; the virtual simulation equipment is used for simulating input and output of airborne equipment and providing an interaction signal with embedded software; the virtual simulation equipment comprises a protocol analysis module and a communication module; the protocol analysis module is responsible for analyzing an instruction and a data packet received from the embedded software and converting the instruction and the data packet into a display signal of the virtual simulation equipment; and the communication module realizes embedded software and virtual simulation equipment by using a UDP (User Datagram Protocol).

The application discloses an SPI communication module and an SPI communication system, and belongs to the technical field of integrated circuits.The SPI communication module comprises an SPI function module and a test module, and the test logic of the test module and the function logic of the SPI function module are independent of each other.The test module comprises a plurality of test registers; the plurality of test registers are configured based on a CPU, and control the SPI communication module to work in a normal mode or a test mode; when the SPI communication module works in the normal mode, the test module does not work, and the SPI function module normally performs a communication function; when the SPI communication module works in the test mode, input signals and output signals of the SPI function module can be monitored through read-write access to the plurality of test registers, so that the test of the SPI communication module is realized.The design can help users to quickly locate an error source, reduces the test difficulty, improves the test efficiency, and simultaneously improves the test coverage.

The application relates to the technical field of mobile terminal automatic testing, in particular to a mobile terminal full-scene automatic testing system based on AI visual identification and a testing method thereof, which comprises a backend control layer, an automatic driving layer, an AI visual identification layer, a time execution layer, a cross-platform adaptation layer and a tool support layer. The application reduces the dependence on UI element IDs in the mode of AI visual identification, does not need to modify scripts in iteration, can directly realize version control, improves the maintenance and testing efficiency, and has high positioning accuracy and compatibility.

The present invention relates to the technical field of chip batch detection, and specifically to a chip batch automatic testing system based on data analysis, comprising an operating table, the top of the operating table is movably connected with an annular turntable through a bearing, the side walls of the operating table are fixedly connected with multiple groups of racks 1 and multiple groups of racks 2 through bolts, the top of the rack 1 is symmetrically fixedly connected with a slide rail 1, a slide plate 1 is arranged between the two slide rails 1, both ends of the slide plate 1 are slidably connected in the correspondingly arranged slide rail 1, the bottom of the slide plate 1 is symmetrically fixedly connected with an electric push rod 1, the bottom end of the electric push rod 1 is fixedly connected with a cross plate, a separating and combining component is arranged on the top of the cross plate, the separating and combining component comprises a push plate, the push plate is arranged on the top of the cross plate, and the side walls of the cross plate are fixedly connected with a support plate. Compared with the prior art, the present invention expands the chip spacing in advance to eliminate the problem that the contact between the test equipment and the adjacent chip pins affects the detection structure.

The invention provides an automatic testing method and device, and relates to the technical field of software testing. The method comprises the following steps: monitoring an application program to determine a target interface to which the application program jumps; when the target interface does not belong to the native interface, determining a target test server side corresponding to a technical container where the target interface is located from test server sides injected into the application program; and testing the target interface through the target test server. In the testing process, along with interface switching, the testing server side of the corresponding technical container can be switched to, so that interface testing after switching is achieved. Therefore, the interface of any technical container in the application program can be tested, and the test coverage rate is increased.

The application discloses a test case generation method and device based on weighted graph double-path fusion and a product, relates to the technical field of software testing, and automatically extracts an entity list and a relationship triple from a requirement document and constructs a directed weighted graph, thereby replacing a traditional manual design and preset rule mode and improving the design efficiency of test cases; forward paths and reverse paths are generated by respectively performing forward search and reverse search, and a defect type value is added in the reverse search process, so that defects of the prior art which focus on normal flow verification and are insufficient in abnormal scene coverage are overcome, bidirectional coverage of normal flow and abnormal scene is realized, and test coverage and defect discovery capability are significantly improved; test cases are generated by matching and fusing the forward paths and the reverse paths and performing priority sorting on the fused paths, automatic and standardized generation of a test case set is realized, and the efficiency, comprehensiveness and quality stability of the test case set are improved.

The invention belongs to the technical field of avionics testing and signal simulation, and discloses an LVDT analog simulation circuit and a signal simulation method thereof, and the LVDT analog simulation circuit comprises a main control module, a communication interface module, an excitation signal processing module and a sensor signal simulation output module. The main control module receives an external displacement setting instruction through the communication interface; the excitation signal processing module comprises a DAC unit and an excitation conditioning unit and is used for generating amplitude control voltage and conditioning an external LVDT excitation signal; the sensor signal simulation output module serves as a core and comprises a difference value control unit, a sum value control unit, a summation unit and a differencing unit, a conditioned excitation signal and amplitude control voltage are synthesized through an analog multiplier and an operational amplifier circuit, and finally three-phase differential signals (a high end, a low end and a center tap) simulating a real LVDT sensor are output. A mechanical LVDT is replaced by a full-electronic mode, high-precision, programmable and flexible simulation of displacement signals is achieved, the device is particularly suitable for occasions needing high-reliability LVDT interface testing and verification such as an aviation flight control system, and the device has the advantages of being low in cost, high in flexibility and easy to integrate automatic testing.

This application provides a testing method, apparatus, device, and storage medium for intelligent cockpit interaction functions, relating to the field of software testing technology. The method includes: receiving a test command sent by a user through an instant messaging tool on a mobile terminal; wherein the test command describes the test intent in natural language; performing semantic parsing on the test command to generate structured test parameters; wherein the structured test parameters include at least the intelligent cockpit interaction module to be tested and the corresponding test environment; testing the interaction module to be tested according to the structured test parameters to obtain test result data; and providing feedback of the test result data to the user through the instant messaging tool. This method aims to reduce environmental dependence, improve testing flexibility and convenience, and increase testing efficiency and coverage.

The invention discloses an agent testing method and device, a readable medium, electronic equipment and a program product, relates to the technical field of large language models, large models, agents and artificial intelligence, and can improve the testing efficiency and the testing coverage rate. The intelligent agent testing method comprises the following steps: determining a current object state and a plurality of candidate actions of an intelligent agent to be tested; for each candidate action, determining an expected object state after the to-be-tested agent executes the candidate action, and determining an expected reward value obtained after the to-be-tested agent executes the candidate action according to the expected object state and a target object state of the to-be-tested agent, the expected reward value is used for representing a minimum difference value between the expected object state and the target object state; and preferentially determining the candidate action with the maximum expected reward value as a target action, and controlling the to-be-tested agent to execute the target action.