CN113778882B - Test case generation method and device, electronic equipment and computer storage medium - Google Patents
Test case generation method and device, electronic equipment and computer storage medium Download PDFInfo
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- CN113778882B CN113778882B CN202111069162.7A CN202111069162A CN113778882B CN 113778882 B CN113778882 B CN 113778882B CN 202111069162 A CN202111069162 A CN 202111069162A CN 113778882 B CN113778882 B CN 113778882B
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- 238000000034 method Methods 0.000 title claims abstract description 45
- 239000000523 sample Substances 0.000 claims abstract description 24
- 238000010586 diagram Methods 0.000 claims description 26
- 238000004590 computer program Methods 0.000 claims description 15
- 238000005516 engineering process Methods 0.000 claims description 7
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/36—Preventing errors by testing or debugging software
- G06F11/3668—Software testing
- G06F11/3672—Test management
- G06F11/3684—Test management for test design, e.g. generating new test cases
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/36—Preventing errors by testing or debugging software
- G06F11/3668—Software testing
- G06F11/3672—Test management
- G06F11/3676—Test management for coverage analysis
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Abstract
The application provides a method and a device for generating a test case, electronic equipment and a computer storage medium, wherein the method for generating the test case comprises the following steps: firstly, obtaining demand information; then, generating a demand entry library according to the demand information; then, based on the requirement entry library and the probe, a control flow chart library is generated; and finally, generating a flow-level test case according to the control flow chart library and the demand entry library. The application combines the execution of the white box test and the generation of the functional case, saves the labor cost and the time cost, and improves the test efficiency.
Description
Technical Field
The present application relates to the field of computer technologies, and in particular, to a method and apparatus for generating a test case, an electronic device, and a computer storage medium.
Background
Currently, in systems of the management class, there are often several transactions that are many links, such as marketing campaign creation, settlement pricing approval, etc., that are long in flow, but have relatively simple technical processing logic.
In the test process, not only the system function implementation of a certain link is required to be manually concerned, but also whether the function of the whole flow stage is complete is also required to be manually concerned. The labor cost and time cost are wasted very.
Disclosure of Invention
In view of the above, the present application provides a method, an apparatus, an electronic device, and a computer storage medium for generating test cases, which are used for saving labor cost and time cost and improving test efficiency.
The first aspect of the present application provides a method for generating a test case, including:
acquiring demand information;
Generating a demand entry library according to the demand information;
generating a control flow chart library based on the demand entry library and the probe;
And generating a flow-level test case according to the control flow chart library and the demand entry library.
Optionally, the generating a requirement entry library according to the requirement information includes:
splitting the demand information according to the flow, the steps and the items to obtain a plurality of demand sub-information;
respectively giving a node identifier to each piece of the requirement sub-information;
and generating a demand entry library by using all the demand sub-information endowed with the node identification.
Optionally, the generating a control flow chart library based on the requirement entry library and the probe includes:
Aiming at each node in the demand entry library, adopting a code instrumentation technology, and inserting probe nodes to enable the demand sub-information to correspond to the code segments one by one;
In the coverage test process, the control flow and the data flow are recorded, a control flow graph with node identification is generated, and a control flow graph library is formed.
Optionally, the generating a flow-level test case according to the control flow chart library and the requirement entry library includes:
And converting the nodes in the control flow graph into the items of the demand flow graph aiming at each control flow graph in the control flow graph library to obtain flow-level test cases.
A second aspect of the present application provides a test case generating apparatus, including:
the acquisition unit is used for acquiring the demand information;
A demand entry library generating unit for generating a demand entry library according to the demand information;
the control flow chart library generating unit is used for generating a control flow chart library based on the requirement entry library and the probe;
And the test case generation unit is used for generating a flow-level test case according to the control flow chart library and the demand entry library.
Optionally, the requirement entry library generating unit includes:
the splitting unit is used for splitting the demand information according to the flow, the steps and the items to obtain a plurality of demand sub-information;
a giving unit, configured to give a node identifier to each piece of the requirement sub information;
and the demand entry library generation subunit is used for generating a demand entry library by utilizing all the demand sub-information endowed with the node identification.
Optionally, the control flow chart library generating unit includes:
the code plug-in unit is used for inserting probe nodes to enable the demand sub-information to correspond to the code segments one by adopting a code plug-in technology aiming at each node in the demand entry library;
And the control flow diagram library generating subunit is used for recording the control flow and the data flow in the coverage test process, generating a control flow diagram with node identification and forming a control flow diagram library.
Optionally, the test case generating unit includes:
and the test case generation subunit is used for converting the nodes in the control flow diagram into the items of the required flow diagram aiming at each control flow diagram in the control flow diagram library to obtain the flow-level test cases.
A third aspect of the present application provides an electronic device, comprising:
One or more processors;
a storage device having one or more programs stored thereon;
The one or more programs, when executed by the one or more processors, cause the one or more processors to implement the method of generating test cases of any of the first aspects.
A fourth aspect of the application provides a computer storage medium having a computer program stored thereon, wherein the computer program, when executed by a processor, implements the method of generating test cases according to any of the first aspects.
As can be seen from the above solution, the present application provides a method and apparatus for generating a test case, an electronic device, and a computer storage medium, where the method for generating a test case includes: firstly, obtaining demand information; then, generating a demand entry library according to the demand information; then, based on the requirement entry library and the probe, a control flow chart library is generated; and finally, generating a flow-level test case according to the control flow chart library and the demand entry library. The application combines the execution of the white box test and the generation of the functional case, saves the labor cost and the time cost, and improves the test efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a specific flowchart of a method for generating a test case according to an embodiment of the present application;
FIG. 2 is a flowchart of a method for generating a demand entry library according to another embodiment of the present application;
FIG. 3 is a flowchart illustrating a method for generating a control flow graph library according to another embodiment of the present application;
fig. 4 is a schematic diagram of a test case generating apparatus according to another embodiment of the present application;
FIG. 5 is a schematic diagram of a demand entry library generating unit according to another embodiment of the present application;
FIG. 6 is a schematic diagram of a control flow graph library generating unit according to another embodiment of the present application;
fig. 7 is a schematic diagram of an electronic device for implementing a method for generating test cases according to another embodiment of the present application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The term "including" and variations thereof as used herein are intended to be open-ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments. Related definitions of other terms will be given in the description below.
It should be noted that the terms "first," "second," and the like herein are merely used for distinguishing between different devices, modules, or units and not for limiting the order or interdependence of the functions performed by such devices, modules, or units.
It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those skilled in the art will appreciate that "one or more" is intended to be construed as "one or more" unless the context clearly indicates otherwise.
The embodiment of the application provides a method for generating a test case, which is shown in fig. 1, and specifically comprises the following steps:
s101, obtaining requirement information.
S102, generating a demand entry library according to the demand information.
Optionally, in another embodiment of the present application, an implementation manner of step S102, as shown in fig. 2, includes:
S201, splitting the demand information according to the flow, the steps and the items to obtain a plurality of demand sub-information.
S202, node identification is respectively assigned to each piece of requirement sub-information.
S203, generating a demand entry library by using all the demand sub-information given with the node identification.
S103, generating a control flow chart library based on the demand entry library and the probe.
Optionally, in another embodiment of the present application, an implementation manner of step S103, as shown in fig. 3, includes:
S301, for each node in the demand entry library, a code instrumentation technology is adopted, and probe nodes are inserted to enable the demand sub-information to correspond to the code segments one by one.
The code instrumentation technique is as follows: on the basis of ensuring the original logic integrity of the tested program, a plurality of probes are inserted into the program, namely a code section for acquiring information essentially can be an assignment statement or a function call for acquiring coverage information, the control flow and data flow information of the program can be obtained through analysis of the data by executing the probes and throwing out characteristic data of program operation, and further dynamic information such as logic coverage and the like is obtained, so that the method for testing the purpose is realized. The control flow refers to: program elements are arranged in a certain order to determine the order of program execution.
S302, in the coverage test process, the control flow and the data flow are recorded, a control flow graph with a node identifier is generated, and a control flow graph library is formed.
S104, generating a flow-level test case according to the control flow chart library and the demand entry library.
Optionally, in another embodiment of the application, an implementation of step S104 includes:
and converting the nodes in the control flow graph into the items of the demand flow graph aiming at each control flow graph in the control flow graph library to obtain the flow-level test cases.
As can be seen from the above scheme, the present application provides a method for generating test cases: firstly, obtaining demand information; then, generating a demand entry library according to the demand information; then, based on the requirement entry library and the probe, generating a control flow chart library; finally, generating a flow-level test case according to the control flow chart library and the demand entry library. The application combines the execution of the white box test and the generation of the functional case, saves the labor cost and the time cost, and improves the test efficiency.
The flowcharts and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present application. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The names of messages or information interacted between the devices in the embodiments of the present application are for illustrative purposes only and are not intended to limit the scope of such messages or information.
Computer program code for carrying out operations of the present application may be written in one or more programming languages, including, but not limited to, an object oriented programming language such as Python, java, C ++ or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computer (for example, through the Internet using an Internet service provider).
Another embodiment of the present application provides a test case generating apparatus, as shown in fig. 4, specifically including:
An acquisition unit 401 for acquiring the demand information.
A demand entry library generating unit 402, configured to generate a demand entry library according to the demand information.
A control flow graph library generating unit 403 for generating a control flow graph library based on the demand entry library and the probe.
The test case generation unit 404 is configured to generate a flow-level test case according to the control flow chart library and the requirement entry library.
The specific working process of the unit disclosed in the above embodiment of the present application may refer to the content of the corresponding method embodiment, as shown in fig. 1, and will not be described herein.
Alternatively, in another embodiment of the present application, an implementation manner of the requirement entry library generating unit 402, as shown in fig. 5, includes:
the splitting unit 501 is configured to split the requirement information according to the flow, the step and the entry, so as to obtain a plurality of requirement sub-information.
A giving unit 502, configured to give the node identifier to each piece of the requirement sub-information.
A demand entry library generating subunit 503, configured to generate a demand entry library by using all the demand sub-information given the node identifier.
The specific working process of the unit disclosed in the above embodiment of the present application may refer to the content of the corresponding method embodiment, as shown in fig. 2, and will not be described herein.
Alternatively, in another embodiment of the present application, an implementation manner of the control flow graph library generating unit 403, as shown in fig. 6, includes:
the code instrumentation unit 601 is configured to insert probe nodes for each node in the demand entry library by using a code instrumentation technique, so that the demand sub-information corresponds to the code segments one by one.
And the control flow chart base generating subunit 602 is configured to record the control flow and the data flow in the coverage test process, generate a control flow chart with a node identifier, and form a control flow chart base.
The specific working process of the unit disclosed in the above embodiment of the present application may refer to the content of the corresponding method embodiment, as shown in fig. 3, and will not be described herein.
Optionally, in another embodiment of the present application, one implementation of the test case generation unit 404 includes:
And the test case generation subunit is used for converting the nodes in the control flow diagram into the items of the required flow diagram aiming at each control flow diagram in the control flow diagram library to obtain the flow-level test cases.
The specific working process of the unit disclosed in the above embodiment of the present application can be referred to the corresponding method embodiment, and will not be described herein.
As can be seen from the above scheme, the present application provides a test case generating device: first, the acquisition unit 401 acquires demand information; then, the demand entry library generating unit 402 generates a demand entry library from the demand information; then, the control flow chart library generating unit 403 generates a control flow chart library based on the demand entry library and the probe; finally, the test case generation unit 404 generates flow-level test cases from the control flow graph library and the demand entry library. The application combines the execution of the white box test and the generation of the functional case, saves the labor cost and the time cost, and improves the test efficiency.
The functions described above herein may be performed, at least in part, by one or more hardware logic components. For example, without limitation, exemplary types of hardware logic components that may be used include: a Field Programmable Gate Array (FPGA), an Application Specific Integrated Circuit (ASIC), an Application Specific Standard Product (ASSP), a system on a chip (SOC), a Complex Programmable Logic Device (CPLD), and the like.
Another embodiment of the present application provides an electronic device, as shown in fig. 7, including:
one or more processors 701.
A storage 702, on which one or more programs are stored.
The one or more programs, when executed by the one or more processors 701, cause the one or more processors 601 to implement the method of generating test cases as in any of the embodiments described above.
Another embodiment of the present application provides a computer storage medium having a computer program stored thereon, wherein the computer program, when executed by a processor, implements a method of generating test cases according to any of the above embodiments.
In the context of the present application, a machine-readable medium may be a tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. The machine-readable medium may be a machine-readable signal medium or a machine-readable storage medium. The machine-readable medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. More specific examples of a machine-readable storage medium would include an electrical connection based on one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
The computer readable medium of the present application may be a computer readable signal medium or a computer readable storage medium, or any combination of the two. The computer readable storage medium can be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or a combination of any of the foregoing. More specific examples of the computer-readable storage medium may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the context of this document, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. In the present application, however, the computer-readable signal medium may include a data signal propagated in baseband or as part of a carrier wave, with the computer-readable program code embodied therein. Such a propagated data signal may take any of a variety of forms, including, but not limited to, electro-magnetic, optical, or any suitable combination of the foregoing. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to: electrical wires, fiber optic cables, RF (radio frequency), and the like, or any suitable combination of the foregoing.
The computer readable medium may be contained in the electronic device; or may exist alone without being incorporated into the electronic device.
Another embodiment of the application provides a computer program product for performing the method of generating test cases of any of the above, when the computer program product is executed.
In particular, according to embodiments of the present application, the processes described above with reference to flowcharts may be implemented as computer software programs. For example, embodiments of the present application include a computer program product comprising a computer program embodied on a non-transitory computer readable medium, the computer program comprising program code for performing the method shown in the flow chart. In such an embodiment, the computer program may be downloaded and installed from a network via a communication device, or installed from a storage device, or installed from ROM. The above-described functions defined in the method of the embodiment of the present application are performed when the computer program is executed by the processing device.
Although the subject matter has been described in language specific to structural features and/or methodological acts, it is to be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. Rather, the specific features and acts described above are example forms of implementing the claims.
While several specific implementation details are included in the above discussion, these should not be construed as limiting the scope of the application. Certain features that are described in the context of separate embodiments can also be implemented in combination in a single embodiment. Conversely, various features that are described in the context of a single embodiment can also be implemented in multiple embodiments separately or in any suitable subcombination.
The above description is only illustrative of the preferred embodiments of the present application and of the principles of the technology employed. It will be appreciated by persons skilled in the art that the scope of the application is not limited to the specific combinations of the features described above, but also covers other embodiments which may be formed by any combination of the features described above or their equivalents without departing from the spirit of the application. Such as the above-mentioned features and the technical features having similar functions (but not limited to) applied for in the present application are replaced with each other.
Claims (4)
1. A method for generating test cases, comprising:
acquiring demand information;
splitting the demand information according to the flow, the steps and the items to obtain a plurality of demand sub-information;
respectively giving a node identifier to each piece of the requirement sub-information;
generating a demand entry library by using all the demand sub-information endowed with the node identification;
generating a control flow chart library based on the demand entry library and the probe;
Generating a flow-level test case according to the control flow chart library and the demand entry library;
The generating a control flow chart library based on the requirement entry library and the probe comprises the following steps:
Aiming at each node in the demand entry library, a code instrumentation technology is adopted, and probe nodes are inserted into the tested program to enable demand sub-information to correspond to code segments one by one on the basis of guaranteeing the original logic integrity of the tested program; the probe is a code segment for information acquisition, and the code segment comprises an assignment statement or a function call for acquiring coverage information;
In the coverage test process, acquiring feature data of the operation of the tested program through the probe, determining and recording a control flow and a data flow of the tested program based on the feature data, generating a control flow graph with node identifiers, and forming a control flow graph library, wherein the control flow is to arrange program elements according to a certain sequence to determine the execution sequence of the program;
The generating a flow-level test case according to the control flow chart library and the demand entry library comprises the following steps:
And converting the nodes in the control flow graph into the items of the demand flow graph aiming at each control flow graph in the control flow graph library to obtain flow-level test cases.
2. A test case generation apparatus, comprising:
the acquisition unit is used for acquiring the demand information;
A demand entry library generating unit for generating a demand entry library according to the demand information;
the control flow chart library generating unit is used for generating a control flow chart library based on the requirement entry library and the probe;
the test case generation unit is used for generating a flow-level test case according to the control flow chart library and the demand entry library;
the demand entry library generating unit includes:
the splitting unit is used for splitting the demand information according to the flow, the steps and the items to obtain a plurality of demand sub-information;
a giving unit, configured to give a node identifier to each piece of the requirement sub information;
a demand entry library generation subunit, configured to generate a demand entry library by using all demand sub-information that is given to the node identifier;
the control flow chart library generating unit comprises:
The code instrumentation unit is used for inserting probe nodes into the tested program to enable the requirement sub-information to correspond to the code segments one by one on the basis of guaranteeing the original logic integrity of the tested program by adopting a code instrumentation technology aiming at each node in the requirement entry library; the probe is a code segment for information acquisition, and the code segment comprises an assignment statement or a function call for acquiring coverage information;
The control flow diagram library generation subunit is used for acquiring the characteristic data of the operation of the tested program through the probe in the coverage test process, determining and recording the control flow and the data flow of the tested program based on the characteristic data, generating a control flow diagram with node identification, and forming a control flow diagram library, wherein the control flow is to arrange program elements according to a certain sequence to determine the execution sequence of the program;
wherein the test case generation unit includes:
and the test case generation subunit is used for converting the nodes in the control flow diagram into the items of the required flow diagram aiming at each control flow diagram in the control flow diagram library to obtain the flow-level test cases.
3. An electronic device, comprising:
One or more processors;
a storage device having one or more programs stored thereon;
The one or more programs, when executed by the one or more processors, cause the one or more processors to implement the method of generating test cases of claim 1.
4. A computer storage medium, having stored thereon a computer program, wherein the computer program when executed by a processor implements the method of generating test cases according to claim 1.
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