CN112131098A - Method and system for testing electric energy meter software - Google Patents
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- G06F11/36—Preventing errors by testing or debugging software
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Abstract
The invention discloses a method and a system for testing electric energy meter software, wherein the method comprises the following steps: determining the memory address of the data to be observed and the breakpoint address of the program to be detected; loading the memory address and the breakpoint address by detecting an upper computer; sending a connection instruction to a detection device through a detection upper computer, wherein the detection device is connected with a target board through an SWD interface, and the breakpoint address is set through the SWD interface; circularly inquiring the running state of the program to be detected, and judging whether the program to be detected runs to the breakpoint address; when the program to be detected runs to the breakpoint address, reading data to be observed of the memory address; and judging the reliability of the program to be detected based on the data to be observed.
Description
Technical Field
The invention relates to the technical field of electric energy meter software testing, in particular to a method and a system for testing electric energy meter software.
Background
Along with the access quantity of the intelligent electric meter is larger and larger, the detection of the electric meter is more and more perfect for ensuring the requirements of fair metering, reliable operation and the like of the electric meter, and the possibility of problems after the electric meter enters the field is not reduced from component testing to full-performance testing of the whole meter.
Although the electric energy meters entering the residential users are subjected to full-performance detection, the situation that the electric energy meters running on the site cannot guarantee fair metering still occurs because the full-performance detection is only used for testing existing projects and belongs to black box testing, the internal running state of an electric energy meter program cannot be ascertained, on the other hand, a detection laboratory can only simulate limited typical working conditions, and the working conditions of the electric energy meter running site are complex and changeable.
Therefore, a technique is needed to implement the testing of the electric energy meter software.
Disclosure of Invention
The technical scheme of the invention provides a method and a system for testing electric energy meter software, which aim to solve the problem of accurately testing the running state of the electric energy meter software.
In order to solve the above problem, the present invention provides a method for testing electric energy meter software, the method comprising:
determining the memory address of the data to be observed and the breakpoint address of the program to be detected;
loading the memory address and the breakpoint address by detecting an upper computer;
sending a connection instruction to a detection device through a detection upper computer, wherein the detection device is connected with a target board through an SWD interface, and the breakpoint address is set through the SWD interface;
circularly inquiring the running state of the program to be detected, and judging whether the program to be detected runs to the breakpoint address; when the program to be detected runs to the breakpoint address, reading data to be observed of the memory address;
and judging the reliability of the program to be detected based on the data to be observed.
Preferably, the method further comprises the following steps: and when the current program runs to the breakpoint address, reading the data to be observed of the memory address, and carrying out visual display on the data to be observed.
Preferably, the method further comprises the following steps: after the data to be observed of the memory address is read, whether single-step operation, full-speed operation or modification of the data to be observed is needed is judged, when the single-step operation, the full-speed operation or the modification of the data to be observed is confirmed, the program to be detected is continuously operated, and the step of circularly inquiring the operation state of the program to be detected is executed.
Preferably, the detection upper computer comprises a plurality of trigger conditions, wherein the trigger condition 1 is used for sending a connection instruction; the trigger condition 2 is used for sending a disconnection instruction; the trigger condition 3 is used for sending a single step operation instruction; the trigger condition 4 is used for sending a pause operation instruction; trigger condition 6 is used to send a reset program instruction;
and circularly inquiring the running state of the current program, judging whether the current program runs to the breakpoint address or is suspended, and prompting by an upper computer when the current program runs to the breakpoint address or is suspended.
Preferably, the method further comprises the following steps: inquiring the memory data, including inquiring according to a specified initial address and a specified memory data area length;
the memory data is modified.
According to another aspect of the present invention, there is provided a system for testing electric energy meter software, the system comprising:
the determining unit is used for determining the memory address of the data to be observed and the breakpoint address of the program to be detected;
the loading unit is used for loading the memory address and the breakpoint address by detecting an upper computer;
the connection unit is used for sending a connection instruction to the detection device through the detection upper computer, the detection device is connected with the target board through the SWD interface, and the breakpoint address is set through the SWD interface;
the reading unit is used for circularly inquiring the running state of the program to be detected and judging whether the program to be detected runs to the breakpoint address; when the program to be detected runs to the breakpoint address, reading data to be observed of the memory address;
and the judging unit is used for judging the reliability of the program to be detected based on the data to be observed.
Preferably, the reading unit is further configured to: and when the current program runs to the breakpoint address, reading the data to be observed of the memory address, and carrying out visual display on the data to be observed.
Preferably, the device further comprises an operation unit: the data processing unit is used for judging whether single-step operation, full-speed operation or modification of the data to be observed is needed, when the need of single-step operation, full-speed operation or modification of the data to be observed is confirmed, the program to be detected is continuously operated, and the reading unit executes the step of executing loop inquiry of the operating state of the program to be detected.
Preferably, the detection upper computer comprises a plurality of trigger conditions, wherein the trigger condition 1 is used for sending a connection instruction; the trigger condition 2 is used for sending a disconnection instruction; the trigger condition 3 is used for sending a single step operation instruction; the trigger condition 4 is used for sending a pause operation instruction; trigger condition 6 is used to send a reset program instruction;
preferably, the system further comprises a prompting unit, configured to prompt, when the current program runs to the breakpoint address or is suspended, through the upper computer when the current program runs to the breakpoint address or is suspended.
Preferably, the method further comprises the following steps: for querying and/or modifying memory data.
Preferably, the query unit is specifically configured to query according to a specified starting address and/or query according to a specified length of the memory data area.
The technical scheme of the invention provides a method and a system for testing electric energy meter software, wherein the method comprises the following steps: determining the memory address of the data to be observed and the breakpoint address of the program to be detected; loading a memory address and a breakpoint address by detecting an upper computer; sending a connection instruction to a detection device through a detection upper computer, connecting the detection device with a target board through an SWD interface, and setting a breakpoint address through the SWD interface; circularly inquiring the running state of the current program, and judging whether the current program runs to a breakpoint address; when the current program runs to the breakpoint address, reading data to be observed of the memory address; and judging the running state of the current program based on the data to be observed. According to the technical scheme, the electric energy meter MCU of the resident user site is basically based on the ARM framework, the MCU based on the ARM framework is provided with the SWD interface, the SWD communication protocol is realized through the SWD interface, and when the program is judged to run to the breakpoint address, the internal data of the program in running can be detected. And judging the running state of the current program according to the read internal data. The technical scheme of the invention is applied to the software reliability detection of the electric energy meter, the tested electric energy meter provides the required variable address and register address data and the function breakpoint address to be detected, the breakpoint is set through the operation detection system, whether the program operates to the breakpoint or not is inquired, the required memory address data is read when the program operates to the breakpoint, and the operation state and the reliability of the program are analyzed according to the data.
Drawings
A more complete understanding of exemplary embodiments of the present invention may be had by reference to the following drawings in which:
FIG. 1 is a flow chart of a method for testing electric energy meter software according to a preferred embodiment of the present invention;
FIG. 2 is a flow chart of a method for testing electric energy meter software according to a preferred embodiment of the present invention; and
fig. 3 is a diagram of a system for testing electric energy meter software according to a preferred embodiment of the present invention.
Detailed Description
The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, however, the present invention may be embodied in many different forms and is not limited to the embodiments described herein, which are provided for complete and complete disclosure of the present invention and to fully convey the scope of the present invention to those skilled in the art. The terminology used in the exemplary embodiments illustrated in the accompanying drawings is not intended to be limiting of the invention. In the drawings, the same units/elements are denoted by the same reference numerals.
Unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.
Fig. 1 is a flow chart of a method for testing electric energy meter software according to a preferred embodiment of the present invention. The invention designs a simulation test method based on an SWD interface aiming at the defects of the existing electric energy meter software test method that the running state in a program cannot be detected and the reliability of the program cannot be better analyzed.
As shown in fig. 1, the present invention provides a method for testing electric energy meter software, the method comprising:
preferably, in step 101: and determining the memory address of the data to be observed and the breakpoint address of the program to be detected. The invention determines the memory address of the data to be observed and the needed program breakpoint address.
Preferably, at step 102: the memory address and the breakpoint address are loaded by detecting an upper computer. The invention loads breakpoint addresses and addresses of observed data in the memory through the upper computer.
Preferably, in step 103: the detection device is connected with the target board through the SWD interface, and breakpoint addresses are set through the SWD interface. The detection upper computer sends a connection instruction to the detection device, and the detection device is connected with the target board through the SWD interface. The breakpoint address is set via the SWD interface.
Preferably, at step 104: circularly inquiring the running state of the program to be detected, and judging whether the program to be detected runs to a breakpoint address; when the program to be detected runs to the breakpoint address, reading data to be observed of the memory address; preferably, the method further comprises the following steps: when the program to be detected runs to the breakpoint address, when reading the data to be observed of the memory address, the method further comprises the following steps: and visually displaying the data to be observed.
The invention circularly inquires the running state of the current program and judges whether the program runs to the breakpoint. And after the query runs to the breakpoint, prompting by the visual interface. And the detection personnel inquires data corresponding to the required memory address or register data. And sending a single-step operation instruction or a full-speed operation instruction or modifying specified memory data to the detection device by the tester according to the requirement.
Preferably, at step 105: and judging the reliability of the program to be detected based on the data to be observed. The invention compares whether the data to be observed is the same as that predicted by the tester, if the data to be observed is the same, the program can be determined to be in a normal operation state, the program design is not problematic, if the data to be observed is different, the program can be determined to be in an abnormal operation state, the program design probability has certain defects, and then the defects are further verified to exist through reexamination.
Preferably, the method further comprises the following steps: after reading the data to be observed of the memory address, the method further comprises the following steps: judging whether single-step operation, full-speed operation or modification of data to be observed is needed, continuing to operate the program to be detected when the need of single-step operation, full-speed operation or modification of the data to be observed is confirmed, and executing the step of circularly inquiring the operation state of the program to be detected. As shown in fig. 2.
Preferably, the detection upper computer comprises a plurality of trigger conditions, wherein the trigger condition 1 is used for sending a connection instruction; the trigger condition 2 is used for sending a disconnection instruction; the trigger condition 3 is used for sending a single step operation instruction; the trigger condition 4 is used for sending a pause operation instruction; trigger condition 6 is used to send a reset program instruction; and circularly inquiring the running state of the current program, judging whether the current program runs to the breakpoint address or is suspended, and prompting by the upper computer when the program to be detected runs to the breakpoint address or is suspended.
Preferably, the method further comprises the following steps: memory data is queried and/or modified. Wherein, inquiring the memory data comprises: and inquiring according to a specified initial address and/or inquiring according to the length of a specified memory data area.
The invention discloses a method for detecting software by using an SWD debugging interface based on an ARM framework MCU. By using the SWD interface and the visual interface through the detection device, the internal operation data of the MCU can be observed or modified as required, and testers can analyze the operation state of the program of the electric energy meter according to the observed target data to draw a conclusion.
The implementation mode provided by the invention is used for completing the debugging process in the development process similar to the embedded software, dynamically analyzing the program running process and data by visualizing the data in the program running process and controlling the running state and the running data of the program, and realizing the supplement of the existing detection means according to the reliability of the data analysis program which needs to be observed.
The novel electric energy meter testing method provided by the embodiment of the invention utilizes an SWD interface based on an ARM framework MCU, tests the program of the tested electric energy meter in a simulation mode, and utilizes a detection upper computer to send an instruction to a special detection device to complete the test.
The detection upper computer has the following functions: the method comprises the following steps that a plurality of trigger conditions are provided, wherein the trigger condition 1 is used for sending a connection instruction, the trigger condition 2 is used for sending a disconnection instruction, the trigger condition 3 is used for sending a single-step operation instruction, the trigger condition 4 is used for sending a full-speed operation instruction, the trigger condition 5 is used for sending a pause operation instruction, the trigger condition 6 is used for resetting a program instruction, a program background circularly inquires whether a target program runs to a breakpoint or is paused, and inquires whether the target program runs to the breakpoint or is paused and prompts through an indicator lamp of an upper computer. The method supports memory data query in a mode of designating an initial address and designating a data area length, finishing query instruction issuing and device uploading data display and supporting memory data modification. The detection device is used for analyzing and detecting the instruction sent by the upper computer, completing the operation corresponding to the instruction and uploading the operation result and data according to the protocol specification.
Fig. 3 is a diagram of a system for testing electric energy meter software according to a preferred embodiment of the present invention. As shown in fig. 3, the present invention provides a system for testing electric energy meter software, the system comprising:
the determining unit 301 is configured to determine a memory address of data to be observed and a breakpoint address of a program to be detected. The invention determines the memory address of the data to be observed and the needed program breakpoint address.
The loading unit 302 is configured to load a memory address and a breakpoint address by detecting an upper computer. The invention loads breakpoint addresses and addresses of observed data in the memory through the upper computer.
The connection unit 303 is configured to send a connection instruction to the detection device through the detection upper computer, and the detection device is connected to the target board through the SWD interface and sets a breakpoint address through the SWD interface. The detection upper computer sends a connection instruction to the detection device, and the detection device is connected with the target board through the SWD interface. The breakpoint address is set via the SWD interface.
A reading unit 304, configured to circularly query the running state of the program to be detected, and determine whether the program to be detected runs to a breakpoint address; and when the program to be detected runs to the breakpoint address, reading the data to be observed of the memory address. Preferably, the reading unit is further configured to: when the program to be detected runs to the breakpoint address, reading the data to be observed of the memory address, further comprising: and visually displaying the data to be observed.
The invention circularly inquires the running state of the current program and judges whether the program runs to the breakpoint. And after the query runs to the breakpoint, prompting by the visual interface. And the detection personnel inquires data corresponding to the required memory address or register data. And sending a single-step operation instruction or a full-speed operation instruction or modifying specified memory data to the detection device by the tester according to the requirement.
A judging unit 305 for judging the reliability of the program to be detected based on the data to be observed. The invention compares whether the data to be observed is the same as that predicted by the tester, if the data to be observed is the same, the program can be determined to be in a normal operation state, the program design is not problematic, if the data to be observed is different, the program can be determined to be in an abnormal operation state, the program design probability has certain defects, and then the defects are further verified to exist through reexamination.
Preferably, the system further comprises an operation unit: the program reading unit is used for judging whether single-step operation, full-speed operation or modification of data to be observed is needed, when the single-step operation, the full-speed operation or the modification of the data to be observed is confirmed to be needed, the program to be detected is continuously operated, and the reading unit executes the step of executing loop inquiry of the operating state of the program to be detected. As shown in fig. 2.
Preferably, the detection upper computer comprises a plurality of trigger conditions, wherein the trigger condition 1 is used for sending a connection instruction; the trigger condition 2 is used for sending a disconnection instruction; the trigger condition 3 is used for sending a single step operation instruction; the trigger condition 4 is used for sending a pause operation instruction; trigger condition 6 is used to send a reset program instruction; circularly inquiring the running state of the current program, and judging whether the current program runs to a breakpoint address or is suspended; the system also comprises a prompt unit which is used for prompting through the upper computer when the program to be detected runs to the breakpoint address or is suspended.
Preferably, the system further comprises a query unit: for querying and/or modifying memory data. And the query unit is specifically used for querying according to a specified initial address and/or according to the length of a specified memory data area.
The invention has been described with reference to a few embodiments. However, other embodiments of the invention than the one disclosed above are equally possible within the scope of the invention, as would be apparent to a person skilled in the art from the appended patent claims.
Generally, all terms used in the claims are to be interpreted according to their ordinary meaning in the technical field, unless explicitly defined otherwise herein. All references to "a/an/the [ device, component, etc ]" are to be interpreted openly as referring to at least one instance of said device, component, etc., unless explicitly stated otherwise. The steps of any method disclosed herein do not have to be performed in the exact order disclosed, unless explicitly stated.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.
Claims (12)
1. A method for testing electric energy meter software, the method comprising:
determining the memory address of the data to be observed and the breakpoint address of the program to be detected;
loading the memory address and the breakpoint address by detecting an upper computer;
sending a connection instruction to a detection device through a detection upper computer, wherein the detection device is connected with a target board through an SWD interface, and the breakpoint address is set through the SWD interface;
circularly inquiring the running state of the program to be detected, and judging whether the program to be detected runs to the breakpoint address; when the program to be detected runs to the breakpoint address, reading data to be observed of the memory address;
and judging the reliability of the program to be detected based on the data to be observed.
2. The method as claimed in claim 1, when the program to be detected runs to the breakpoint address, and reads the data to be observed of the memory address, further comprising: and visually displaying the data to be observed.
3. The method of claim 1, after reading the data to be observed at the memory address, further comprising: judging whether the data to be observed needs to be operated in a single step mode, operated at full speed or modified, continuing to operate the program to be detected when the data to be observed needs to be operated in the single step mode, operated at full speed or modified, and executing the step of circularly inquiring the operation state of the program to be detected.
4. The method of claim 1, further comprising:
and when the program to be detected runs to the breakpoint address or is paused, prompting is carried out through an upper computer.
5. The method of claim 1, further comprising: memory data is queried and/or modified.
6. The method of claim 5, querying memory data, comprising: and inquiring according to a specified initial address and/or inquiring according to the length of a specified memory data area.
7. A system for testing electric energy meter software, the system comprising:
the determining unit is used for determining the memory address of the data to be observed and the breakpoint address of the program to be detected;
the loading unit is used for loading the memory address and the breakpoint address by detecting an upper computer;
the connection unit is used for sending a connection instruction to the detection device through the detection upper computer, the detection device is connected with the target board through the SWD interface, and the breakpoint address is set through the SWD interface;
the reading unit is used for circularly inquiring the running state of the program to be detected and judging whether the program to be detected runs to the breakpoint address; when the program to be detected runs to the breakpoint address, reading data to be observed of the memory address;
and the judging unit is used for judging the reliability of the program to be detected based on the data to be observed.
8. The system according to claim 7, wherein the reading unit is configured to read data to be observed of the memory address when the program to be detected runs to the breakpoint address, and further comprises: and visually displaying the data to be observed.
9. The system of claim 7, further comprising an execution unit: the data reading unit is used for judging whether single-step operation, full-speed operation or modification of the data to be observed is needed, when the need of single-step operation, full-speed operation or modification of the data to be observed is confirmed, the program to be detected is continuously operated, and the reading unit executes the step of executing loop inquiry on the operation state of the program to be detected.
10. The system of claim 7, further comprising:
and the prompting unit is used for prompting through an upper computer when the program to be detected runs to the breakpoint address or is paused.
11. The system of claim 7, further comprising a query unit: for querying and/or modifying memory data.
12. The system according to claim 11, wherein the query unit is specifically configured to query according to a specified start address and/or according to a specified length of the memory data area.
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| CN112559298A (en) * | 2021-02-20 | 2021-03-26 | 南方电网数字电网研究院有限公司 | Memory monitoring method, device and system of electric energy meter and storage medium |
| CN114003491A (en) * | 2021-10-15 | 2022-02-01 | 赛轮集团股份有限公司 | Test equipment parameter modification method and device, electronic equipment and storage medium |
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