CN101526917A - Method for reproducing test scripts based on data drive - Google Patents

Method for reproducing test scripts based on data drive Download PDF

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Publication number
CN101526917A
CN101526917A CN200910026395A CN200910026395A CN101526917A CN 101526917 A CN101526917 A CN 101526917A CN 200910026395 A CN200910026395 A CN 200910026395A CN 200910026395 A CN200910026395 A CN 200910026395A CN 101526917 A CN101526917 A CN 101526917A
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script
test
data
tool
automated
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CN101526917B (en
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陈振宇
杨健
张瑾玉
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Jiangsu Suce Software Detection Technology Co ltd
NANJING INSTITUTE OF PRODUCT QUALITY INSPECTION
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Nanjing University
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Abstract

The invention relates to a method for reproducing test scripts based on data drive. The method comprises the following steps: obtaining original scripts transcribed by an automated test tool; analyzing the original scripts to obtain object elements of the transcribed original scripts; then generating new test data and generating a batch of new test scripts according to the new test data and the basic process of the original scripts; and finally, generating a batch of scripts which can be identified by the automated test tool and then directly leading the scripts into the automated test tool so as to complete a test process. As for software with data processing occupying a larger proportion, the method for reproducing the test scripts based on data drive analyzes and encodes the original scripts transcribed by the automated test tool, enhances the property of a test case set through mathematical algorithm and simplifies a manual test operation process so as to simplify a large number of manual tests on the premise of non-complicated service logic processing, thereby enhancing the test work efficiency and taking a close step towards automated tests to a certain extent.

Description

A kind of method for reproducing test scripts based on data-driven
Technical field
The present invention relates to whole process automatic test studying technological domain, be used for data-driven test, claim Black-box Testing or functional test again, the function of testing software product does not need the inner structure and the processing procedure of testing software product; This test process is divided into automatic generation test case, moves test script, Version Control and Bug tracking in batches, and the present invention is specially a kind of method for reproducing test scripts based on data-driven.
Background technology
Software test is the important link in the software development, and the proportion of software test also is increasing in the current software industry.Whether putting in place that software test work is done directly had influence on the final delivery quality of software, and a good software test procedure can play conclusive effect to the success or not of project.The software test of robotization can reduce the workload of test, the work efficiency of raising test effectively; Though the Software Testing Tool of robotization at present can't replace manual test fully, develop new approximate efficiently full-automatic testing tool and still have broad application prospects and positive effect.
Now, such automated test tool has unit test tool, functional test instrument, performance testing tool, regression test instrument etc. multiple, has to comprise commercial and increase income.These testing tools all have suitable strong functions, and principle also is not quite similar, be recorded to from script and add quite putting in place that mechanism back playback script, final report analysis all do, still, for the realization of its data-driven, also have quite a lot of can improved place.
What have that the commercial testing tools of several moneys use in the practice process in test is many, and the testing tool of considerable enterprise or project development teams oneself structure oneself is also arranged certainly.At first briefly introduce four kinds of commercial testing tools that functional similarity, characteristics are distinguished to some extent.The industry testing tool of normal use has: QTP, RationalRobot, SilkTest, TestComplete only can be used as the testing tools that functional test uses with these four kinds here and analyze.Above-mentioned these four kinds of instruments of mentioning have all been realized data-driven, promptly by test case data some test elements are carried out parametrization.Yet, in the parameterized process, to the combination of use-case data often consider comprehensive inadequately, just do not use better method, make that combination and the restriction relation between each test elements also can be considered wherein.
For M tested object, give N basic test use-case to it, under the situation of full combination, concentrate in test case to comprise M*N bar test case; And in the time of the combination that realizes between two factors or three factors, dirt become still less but on the performance unlike the test use cases of the former difference, can increase significantly on the efficient to test like this.
Use test case number still less, have identical test effect, yes is ready the thing seen very much.Therefore, can adopt given test use cases is added combination and constraint between each tested object, reach than existing commercial testing tool and better test effect, thereby reduce the test job amount, reduce testing cost.Suppose many test cases, that just means will move application program one time more, for more large-scale application program, its expense is sizable, consider the script operation required expense of interpretation of result afterwards still more, as seen, the data-driven method of taking more to optimize to a certain extent can make testing efficiency that quantitative lifting is arranged.
Summary of the invention
Technical matters to be solved by this invention is: at the incomplete problem of existing automated test tool data-driven, a kind of method for reproducing test scripts based on data-driven is provided, script after testing tool recorded is analyzed coding and is generated the test use cases of optimizing, to improve the performance of automatic test.
Technical scheme of the present invention is: a kind of method for reproducing test scripts based on data-driven, obtain the former script that automated test tool is recorded, it is analyzed, object elements in the former script that obtains recording adopts following method to produce the new test data of dirt: A then, needs is carried out the new test data of the artificial input of object elements of data-driven; B, produce the new test data of dirt automatically according to specific data combination and constraint requirements; C, by border and equivalent partition means from the new test data of movable property dirt; Produce a collection of new test script of dirt according to new test data according to initial former script basic procedure, at last, change by configuration information new test script file, the batch script that dirt becomes automated test tool to discern, script directly imports automated test tool and can finish test process in batches then.
Specifically may further comprise the steps:
1), former script lead-in stage:
1.1), script that the automated test tool that imports is recorded extracts object elements;
1.2), choose special object and add the use-case data, the user is according to oneself wishing that parameterized object selects, input use-case data, special object is the user and wishes parameterized object, described use-case need not the user and makes up;
1.3), finish;
2) new test script generation phase:
2.1) add combination and retrain the generation test data set;
2.2) test script of script generator dirt Cheng Xin;
2.3) finish;
3) new test script is derived the stage:
3.1) derive new test script to automated test tool;
3.2) carry out in batches by automated test tool;
3.3) finish.
Wherein, step 1.1) in, former script is filtered the back extract object elements, described being filtered into discerned filtration to the dirty operation of user that relates in the former script, former script can be the script that multiple testing tool dirt becomes, and is specially: import script-identification script type-filtration script-extraction object elements-present object.So-called dirty operation is exactly the unnecessary operation in some recording process, in fact only needs once to get final product as the priority same text box of twice click.Though possible user can carry out some rational modifications to it after having recorded script, need the present invention to filter improved place but still have unavoidably to omit.And for script, the present invention can accomplish to discern at the script that multiple testing tool dirt becomes, as quick test professional (QTP), rational function tester (RFT), RationalRobot.By recording a large amount of scripts, make up the script storehouse, it is analyzed, draw general character.At first judge now that by the feature of observing script which kind of script it is; Tree structure according to layering obtains and indicated object information.
Step 2.1) described interpolation combination with retrain dirt and become test use cases to be: according to mathematical method, demand according to the user generates the test use cases that has combination and constraint, combination is meant that object in same group is when generating test case, make the test case number the least possible and efficient as far as possible by mathematical algorithm, described mathematical algorithm comprises 2-factors combine and 3 factors combine modes; Constraint is meant between the object it is to concern one to one.
Step 2.2) the described script dirt dirt of growing up to be a useful person becomes the script step as follows:
2.2.1) by the data pool of built-in function with the test use cases file importing automated test tool that comprises new test data of dirt one-tenth;
2.2.2) add logical relation former test script is carried out hard coded, the place of original assignment in the former script is operated with the reading of data pond replace;
2.2.3) the adding configuration information code corresponding with automated test tool;
2.2.4) finish the whole script of carrying out.
Step 3.1) new test script to the automated test tool of described derivation is: with step 2) manual the leading of the new test script that becomes of dirt get back to the batch that automated test tool that dirt becomes this former script carries out script and carry out, and a the processing adds that many piece of data are in batches and carries out.Because by the script file of script being bred the back generation may not be that automated test tool directly can be discerned importing, therefore, when in batch script of dirt, the present invention disposes script file, make testing tool to discern, the final realization finished test process with the script importing.
Script of the present invention breeding generates link and can separate with the link of recording of automated test tool, also can be embedded in the engine of automated test tool with the present invention as a plug-in unit, make test script dirt one-tenth and record and combine together.
Beneficial effect of the present invention: the method for reproducing test scripts that the present invention is based on data-driven is not under the prerequisite of very complexity in business logic processing, account for the software of bigger proportion for data processing, the script that testing tool is recorded is analyzed, encoded, improved the performance of test use cases by mathematical algorithm, simplified the manual test operating process, make a large amount of manual tests to abbreviate, thereby improved the efficient of test job, gone a step further to automatic test is more advanced in years again to a certain extent.
Description of drawings
Fig. 1 is a schematic flow sheet of the present invention.
Embodiment
Method for reproducing test scripts based on data-driven of the present invention can be applied among the process of software automated testing.Software for a needs test, test service flow process and test case definition well after, can also can improve the efficient of test so that the performance of test case gets a promotion by the present invention, even can all benefit with analysis the collection of test result.
As Fig. 1, be schematic flow sheet of the present invention, may further comprise the steps:
1), former script lead-in stage:
1.1), former script that the automated test tool that imports is recorded extracts object elements;
1.2), choose special object and add the use-case data, the user is according to oneself wishing that parameterized object selects, input use-case data, special object is the user and wishes parameterized object, described use-case need not the user and makes up;
1.3), finish;
2) new test script dirt becomes the stage:
2.1) add combination and retrain dirt and become test data set;
2.2) the new test script of script generator generation;
2.3) finish;
3) new test script is derived the stage:
3.1) derive new test script to automated test tool;
3.2) carry out in batches by automated test tool;
3.3) finish.
Wherein, step 1.1) in, former script is filtered the back extract object elements, described being filtered into discerned filtration to the dirty operation of user that relates in the former script, former script can be the script that multiple testing tool generates, and is specially: import script-identification script type-filtration script-extraction object elements-present object
Step 2.1) described interpolation combination generates test use cases with constraint and is: according to mathematical method, become to have the test use cases of combination and constraint according to user's demand dirt, combination is meant that object in same group is when generating test case, make the test case number the least possible and efficient as far as possible by mathematical algorithm, described mathematical algorithm comprises 2-factors combine and 3 factors combine modes; Constraint is meant between the object it is to concern one to one.
Step 2.2) the described script dirt generation script step of growing up to be a useful person is as follows:
2.2.1) by the data pool of built-in function with the test use cases file importing automated test tool that comprises new test data of dirt one-tenth;
2.2.2) add logical relation former test script is carried out hard coded, the place of original assignment in the former script is operated with the reading of data pond replace;
2.2.3) the adding configuration information code corresponding with automated test tool;
2.2.4) finish the whole script of carrying out.
Step 3.1) new test script to the automated test tool of described derivation is: with step 2) manual the leading of the new test script that generates get back to the batch that automated test tool that dirt becomes this former script carries out script and carry out, and a the processing adds that many piece of data are in batches and carries out.Because by the script file of script being bred dust kicked up by somebody walking in front one-tenth may not be that automated test tool directly can be discerned importing, therefore, when in batch script of dirt, the present invention disposes script file, make testing tool to discern, the final realization finished test process with the script importing.
For the quite complicated software of service logic, the control ratio of flow process is higher to the requirement of data, so the present invention is not at this class software.But, under business logic processing is not very complicated prerequisite, accounting for the software of bigger proportion for data processing, effect of the present invention is just comparatively remarkable.
In use, the present invention is by obtaining the former script that automated test tool is recorded, it is analyzed, obtain the object elements in the former script, can allow the user that needs are carried out the object elements input test use-case of data-driven, also can allow the user add the requirement of test case in combination and constraint.Thereupon, instrument can be encoded to the script of revising, and it is extensive that specific data are carried out, and makes object elements concentrate and read the use-case data from satisfying the better test case of customer requirements and performance.At last, change by the configuration information to new test script file and can generate the batch script that testing tool can be discerned, script directly imports testing tool and can finish test process in batches then.In this process, not only improved the performance of test use cases, and simplified the manual test operating process, thereby improved the efficient of test job, gone a step further to automatic test is more advanced in years again to a certain extent.

Claims (10)

1, a kind of method for reproducing test scripts based on data-driven, it is characterized in that obtaining the former script that automated test tool is recorded, it is analyzed, object elements in the former script that obtains recording adopts following method to produce new test data: A then, needs is carried out the new test data of the artificial input of object elements of data-driven; B, produce new test data automatically according to specific data combination and constraint requirements; C, produce new test data automatically by border and equivalent partition means; Produce a collection of new test script according to new test data according to initial former script basic procedure, at last, change by configuration information new test script file, generate the batch script that automated test tool can be discerned, script directly imports automated test tool and can finish test process in batches then.
2, a kind of method for reproducing test scripts based on data-driven according to claim 1 is characterized in that specifically may further comprise the steps:
1), former script lead-in stage:
1.1), former script that the automated test tool that imports is recorded extracts object elements;
1.2), choose special object and add the use-case data, the user is according to oneself wishing that parameterized object selects, input use-case data, special object is the user and wishes parameterized object, described use-case need not the user and makes up;
1.3), finish;
2) new test script generation phase:
2.1) add combination and retrain the generation test data set;
2.2) the new test script of script generator generation;
2.3) finish;
3) new test script is derived the stage:
3.1) derive new test script to automated test tool;
3.2) carry out in batches by automated test tool;
3.3) finish.
3, a kind of method for reproducing test scripts according to claim 2 based on data-driven, it is characterized in that step 1.1) in, former script is filtered the back extract object elements, described being filtered into discerned filtration to the dirty operation of user that relates in the former script, former script can be the script that multiple testing tool generates, and is specially: import script-identification script type-filtration script-extraction object elements-present object.
4, according to claim 2 or 3 described a kind of method for reproducing test scripts based on data-driven, it is characterized in that step 2.1) described interpolation is made up and constraint generation test use cases is: according to mathematical method, demand according to the user generates the test use cases that has combination and constraint, combination is meant that object in same group is when generating test case, make the test case number the least possible and efficient as far as possible by mathematical algorithm, described mathematical algorithm comprises 2-factors combine and 3 factors combine modes; Constraint is meant between the object it is to concern one to one.
5, according to claim 2 or 3 described a kind of method for reproducing test scripts, it is characterized in that step 2.2 based on data-driven) described script generator generation script step is as follows:
2.2.1) the test use cases file that comprises new test data that will generate by built-in function imports the data pool of automated test tool;
2.2.2) add logical relation former test script is carried out hard coded, the place of original assignment in the former script is operated with the reading of data pond replace;
2.2.3) the adding configuration information code corresponding with automated test tool;
2.2.4) finish the whole script of carrying out.
6, a kind of method for reproducing test scripts based on data-driven according to claim 3 is characterized in that step 2.2) described script generator generation script step is as follows:
2.2.1) the test use cases file that comprises new test data that will generate by built-in function imports the data pool of automated test tool;
2.2.2) add logical relation former test script is carried out hard coded, the place of original assignment in the former script is operated with the reading of data pond replace;
2.2.3) the adding configuration information code corresponding with automated test tool;
2.2.4) finish the whole script of carrying out.
7, according to claim 2 or 3 described a kind of method for reproducing test scripts, it is characterized in that step 3.1 based on data-driven) new test script to the automated test tool of described derivation is: with step 2) manual the leading of the new test script that generates get back to the batch that the automated test tool that generates this former script carries out script and carry out.
8, a kind of method for reproducing test scripts based on data-driven according to claim 4 is characterized in that step 3.1) new test script to the automated test tool of described derivation is: with step 2) manual the leading of the new test script that generates get back to the batch that the automated test tool that generates this former script carries out script and carry out.
9, a kind of method for reproducing test scripts based on data-driven according to claim 5 is characterized in that step 3.1) new test script to the automated test tool of described derivation is: with step 2) manual the leading of the new test script that generates get back to the batch that the automated test tool that generates this former script carries out script and carry out.
10, a kind of method for reproducing test scripts based on data-driven according to claim 6 is characterized in that step 3.1) new test script to the automated test tool of described derivation is: with step 2) manual the leading of the new test script that generates get back to the batch that the automated test tool that generates this former script carries out script and carry out.
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