CN106547695B - A kind of test macro and method of scale software - Google Patents
A kind of test macro and method of scale software Download PDFInfo
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- CN106547695B CN106547695B CN201610947172.9A CN201610947172A CN106547695B CN 106547695 B CN106547695 B CN 106547695B CN 201610947172 A CN201610947172 A CN 201610947172A CN 106547695 B CN106547695 B CN 106547695B
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Abstract
The invention discloses the test macro and method of a kind of scale software, which includes: vector generation module, for generating test vector using function-driven and the method for random test for measurand；Monitoring modular, for according to the generation test vector, the path coverage of the test target collection of the measurand is monitored, and when monitoring that the path coverage of the test target collection reaches critical state, searches for and obtain the uncovered path of test target collection of the measurand；And model computation module solves the test vector for obtaining the uncovered path of the test target collection to the mathematical model for the path founding mathematical models uncovered according to the test target collection.The present invention provides a kind of succinct test vector set constructing plan, can be improved the coverage rate of test target collection, and improve testing reliability and testing efficiency.
Description
Technical field
The present invention relates to field of computer technology more particularly to a kind of test macros and method of scale software.
Background technique
Software test (Software testing) describes a kind of correctness, integrality, peace for promoting identification software
The process of full property and quality.In other words, software test be a kind of reality output audited between anticipated output or compared with process.
The classical definition of software test is: operating under the defined conditions to program, to find program error, measures software quality
And whether the process that design requirement is assessed is able to satisfy to it.Software test is software development and software verification and confirmation activity
In ensure the important technical of software quality.
The realistic problem that software test is faced is, input state Space Scale big software complicated for algorithm logic,
Test is difficult to traverse all possible input state.For there is the software of high security, high reliability application requirement, how to pass through
The test of limited quantity improves the coverage rate of test target collection, to guarantee that the quality of software is that important in software test is asked
Topic.
The most important is design test vector (also referred to as test case) in software test, and test vector is for some
Special test target and one group of test input, execution condition and the expected results designed, so as to test some Program path or
Verify whether some Program path meets some particular demands.Test vector is to carry out test to a specific software product to appoint
The description of business embodies testing scheme, method, technology and strategy.Content includes test target, test environment, input data, test
Step, expected results, test script etc., and form document.Different test target collection is chosen for measurand, test to
Amount will be different.
The generation method of test vector mainly directly test and random test in the prior art.Directly test hit be
The specific point of some in the test space, it is desirable that tester is functional to the institute of measurand to be all perfectly clear, and needs needle
To each function point design test vector, requirement of this method to tester is very high, and not too many simplifies leeway.
Random test may hit any one function point in input state space, it is possible to the function that hit-test personnel do not expect
Point, to mitigate the workload of tester, but this randomness is likely to result in the repetition covering of function point, random test
Tend not to reach expected test target collection coverage rate, many test vectors are redundancies for function point, need repeatedly weight
Test is built, to reduce the reliability and testing efficiency of test.
Summary of the invention
The present invention aiming at the problems existing in the prior art, provides the test macro and method of a kind of scale software, energy
The coverage rate of test target collection is enough improved, and improves testing reliability and testing efficiency.
The technical solution that the present invention is proposed with regard to above-mentioned technical problem is as follows:
On the one hand, the present invention provides a kind of test macro of scale software, comprising:
Vector generation module, for for measurand using the method for function-driven and random test generate test to
Amount；
Monitoring modular, for monitoring the path of the test target collection of the measurand according to the generation test vector
Coverage rate, and when monitoring that the path coverage of the test target collection reaches critical state, it searches for and obtains described tested
The uncovered path of the test target collection of object；And
Model computation module, for the path founding mathematical models uncovered according to the test target collection, to described
Mathematical model solves the test vector for obtaining the uncovered path of the test target collection.
Further, the monitoring modular includes:
Monitoring unit, for monitoring the path of the test target collection of the measurand according to the generation test vector
Whether coverage rate reaches critical state；
Acquiring unit is searched for, for stopping when monitoring that the path coverage of the test target collection reaches critical state
Test vector is only generated using function-driven and the method for random test, searches for and obtain the test target collection of the measurand
Uncovered path；And
Generation unit, for continuing when monitoring that the path coverage of the test target collection is not up to critical state
Test vector is generated using function-driven and the method for random test.
Further, the monitoring unit is specifically used for monitoring the measurand according to the generation test vector
Whether the path coverage of test target collection reaches critical state；
It is not less than preset threshold in the path coverage for monitoring the test target collection, and follow-up function driving and random
When test does not promote the path coverage of the test target collection, determine that the path coverage of the test target collection reaches critical
State；
It is less than the road of preset threshold or the test target collection in the path coverage for detecting the test target collection
Diameter coverage rate is not less than preset threshold, but follow-up function driving and random test still promote the path covering of the test target collection
When rate, determine that the path coverage of the test target collection is not up to critical state.
Further, described search acquiring unit is specifically used for monitoring that the path coverage of the test target collection reaches
When to critical state, stop generating test vector using function-driven and the method for random test, and reported according to test statistics
The current path coverage information for obtaining the test target collection obtains the test target according to the current path coverage information
Collect uncovered path.
Further, the model computation module specifically includes:
Model foundation unit, for establishing mathematical modulo by the logical construction path uncovered to the test target collection
Type；And
Vector acquiring unit obtains the test target collection for solving using formalization method to the mathematical model
The test vector in uncovered path.
On the other hand, the present invention provides a kind of test method of scale software, comprising:
Test vector is generated using function-driven and the method for random test for measurand；
According to the generation test vector, the path coverage of the test target collection of the measurand is monitored；
When monitoring that the path coverage of the test target collection reaches critical state, searches for and obtain described tested pair
The uncovered path of the test target collection of elephant；
According to the uncovered path founding mathematical models of the test target collection, the mathematical model is solved and obtains institute
State the test vector in the uncovered path of test target collection.
Further, described according to the generation test vector, monitor the path of the test target collection of the measurand
Coverage rate specifically includes:
According to the generation test vector, whether the path coverage for monitoring the test target collection of the measurand reaches
Critical state；
It is not less than preset threshold in the path coverage for monitoring the test target collection, and follow-up function driving and random
When test does not promote the path coverage of the test target collection, determine that the path coverage of the test target collection reaches critical
State；
It is less than the road of preset threshold or the test target collection in the path coverage for detecting the test target collection
Diameter coverage rate is not less than preset threshold, but follow-up function driving and random test still promote the path covering of the test target collection
When rate, determine that the path coverage of the test target collection is not up to critical state.
Further, the test method of the scale software further include:
When monitoring that the path coverage of the test target collection is not up to critical state, continue function-driven and use
The method of random test generates test vector.
Further, described when monitoring that the path coverage of the test target collection reaches critical state, search is simultaneously
The uncovered path of the test target collection of the measurand is obtained, is specifically included:
When monitoring that the path coverage of the test target collection reaches critical state, stop using function-driven and with
The method of machine test generates test vector, and the current path of the test target collection according to test statistics report acquisition covers letter
Breath, obtains the uncovered path of the test target collection according to the current path coverage information.
Further, the path founding mathematical models uncovered according to the test target collection, to the mathematics
Model solution obtains the test vector in the uncovered path of the test target collection, specifically includes:
Pass through the logical construction path founding mathematical models uncovered to the test target collection；
The mathematical model is solved using formalization method, obtains the survey in the uncovered path of the test target collection
Try vector.
Technical solution provided in an embodiment of the present invention has the benefit that
In the test initial stage, generated for measurand using the method for function-driven and random test largely test to
Amount, when the test vector of generation makes the path coverage of test target collection reach critical state, test target collection is not coated
The path founding mathematical models of lid, and it is solved, to obtain the test vector in the uncovered path of test target collection,
The coverage rate of test target collection is effectively improved, and test complexity is effectively reduced, improves testing reliability and testing efficiency.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the structural schematic diagram of the test macro for the scale software that the embodiment of the present invention one provides；
Fig. 2 be the embodiment of the present invention one provide scale software test macro in test target collection path coverage with
The relation schematic diagram of time；
Fig. 3 is the building-block of logic in the test macro for the scale software that the embodiment of the present invention one provides；
Fig. 4 is the flow diagram of the test method of scale software provided by Embodiment 2 of the present invention；
Fig. 5 is the idiographic flow schematic diagram of the test method of scale software provided by Embodiment 2 of the present invention.
Specific embodiment
In order to solve prior art testing reliability present in the test macro of scale software is poor, testing efficiency is low etc.
Technical problem, the present invention is intended to provide a kind of test macro of scale software, core concept is: providing a kind of vector generation
Module, monitoring modular and model computation module, wherein vector generation module is for measurand using function-driven and random survey
The method of examination generates a large amount of test vectors, and monitoring modular supervises the path coverage of test target collection according to the vector of generation
It surveys, when detecting that path coverage reaches critical state, obtains the uncovered path of test target collection, model is made to calculate mould
The root tuber path founding mathematical models uncovered according to test target collection, and then model solve and obtains test target collection not
The test vector in capped path.The test macro of scale software provided by the present invention provides a kind of succinct validity test
The constructing plan of vector, effectively improves the coverage rate of test target collection, and test complexity is effectively reduced, and improves testing reliability
And testing efficiency.
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Embodiment one
The embodiment of the invention provides a kind of test macros of scale software, and referring to Fig. 1, which includes:
Vector generation module 1, for generating test vector using the method for random test for measurand；
Monitoring modular 2, for monitoring the path of the test target collection of the measurand according to the generation test vector
Coverage rate, and when monitoring that the path coverage of the test target collection reaches critical state, it searches for and obtains described tested
The uncovered path of the test target collection of object；And
Model computation module 3, for the path founding mathematical models uncovered according to the test target collection, to described
Mathematical model solves the test vector for obtaining the uncovered path of the test target collection.
It should be noted that building test platform before test execution, various test softwares are integrated into same computer
On platform.In the test initial stage, vector generation module 1 is generated for measurand with function-driven and the method for random test
Test vector.Wherein, vector generation module 1 can be first in test using any one test vector generation software in the prior art
Stage beginning generates test vector with function-driven and the method for random test, is not limited to this embodiment.
When generating test vector, the test vector that 2 real-time monitoring vector generation module 1 of monitoring modular generates is to tested pair
The path coverage of the test target collection of elephant.As shown in Fig. 2, in 0~t1Moment builds test platform, the road of test target collection
Diameter coverage rate is 0；In the test initial stage, i.e., in t1~t2Moment, vector generation module 1 generate test vector, test target collection
The stepped continuous rising of path coverage.It monitors in monitoring modular 2 in t2The path coverage of moment test target collection
When reaching critical state, stops generating test vector with function-driven and the method for random test, search for and obtain test target
Collect uncovered path.The path founding mathematical models uncovered to test target collection of model computation module 3, and to the number
Model solution being learned, the test vector in the uncovered path of coverage test object set is capable of by can be obtained after solving.Such as Fig. 2
It is shown, reach critical state, i.e. t in the path coverage of test target collection2Continue to rise after moment, finally in t3Moment approach
In 100%.The test macro of scale software provided by the present invention is suitable for function and algorithm logic complexity, state space quantity
Greatly or security reliability requires high, the demanding software of test target.It is combined application of embodiment of the present invention function-driven, random
Test and Coverage- Driven method quickly generate validity test vector, the coverage rate of test target collection are improved, using validity test
Vector tests scale software, and test complexity is effectively reduced, and improves testing reliability and testing efficiency.
Further, the monitoring modular includes:
Monitoring unit, for monitoring the path of the test target collection of the measurand according to the generation test vector
Whether coverage rate reaches critical state；
Acquiring unit is searched for, for stopping when monitoring that the path coverage of the test target collection reaches critical state
Test vector is only generated using function-driven and the method for random test, searches for and obtain the test target collection of the measurand
Uncovered path；And
Generation unit, for continuing when monitoring that the path coverage of the test target collection is not up to critical state
Test vector is generated using function-driven and the method for random test.
It should be noted that monitoring unit is in real time according to the test vector of generation to the road of the test target collection of measurand
Diameter coverage rate is monitored, and judges whether it reaches critical state.If path coverage reaches critical state, stop with function
The method of driving and random test generates test vector, obtains the uncovered path of test target collection；If path coverage is not
Reach critical state, then continues to generate test vector in a manner of function-driven and random test, until path coverage reaches
Until critical state.
Further, the monitoring unit is specifically used for monitoring the measurand according to the generation test vector
Whether the path coverage of test target collection reaches critical state；
It is not less than preset threshold in the path coverage for monitoring the test target collection, and follow-up function driving and random
When test does not promote the path coverage of the test target collection, determine that the path coverage of the test target collection reaches critical
State；
It is less than the road of preset threshold or the test target collection in the path coverage for detecting the test target collection
Diameter coverage rate is not less than preset threshold, but follow-up function driving and random test still promote the path covering of the test target collection
When rate, determine that the path coverage of the test target collection is not up to critical state.
It should be noted that Rule of judgment of the monitoring unit to critical state are as follows: with the side of function-driven and random test
Whether the test vector that method generates is not less than preset threshold to the path coverage of measurand, and whether there is or not obvious for path coverage
It is promoted.Wherein, preset threshold is generally 90%, path coverage whether there is or not the judgment criteria obviously risen can according to different situations into
Row setting, such as growth rate.Specifically, if the path coverage of test target collection reaches 90% or more, and path coverage base
This stabilization is not apparent from rising, then decision paths coverage rate has been in critical state；If the path coverage of test target collection does not reach
Reach 90% or more to 90% or more or path coverage, but path coverage is still constantly rising, then decision paths cover
Rate is also not up to critical state.
As shown in Fig. 2, in t2Moment, the path coverage of test target collection reach 91.8%, at this time with function-driven and
The data for the test vector that the method for random test generates reach 20~30, and path coverage is not apparent from rising, substantially surely
It is scheduled on 91.8%, then determines t2The path coverage at moment has been in critical state.
Further, described search acquiring unit is specifically used for monitoring that the path coverage of the test target collection reaches
When to critical state, stop generating test vector using function-driven and the method for random test, and reported according to test statistics
The current path coverage information for obtaining the test target collection obtains the test target according to the current path coverage information
Collect uncovered path.
It should be noted that reported when the path coverage of test target collection reaches critical state according to test statistics,
Test mesh can be obtained further according to the routing information of test target collection in the current path coverage rate information for obtaining test target collection
Mark collects uncovered path.
Further, the model computation module specifically includes:
Model foundation unit, for establishing mathematical modulo by the logical construction path uncovered to the test target collection
Type；And
Vector acquiring unit obtains the test target collection for solving using formalization method to the mathematical model
The test vector in uncovered path.
It should be noted that the path founding mathematical models uncovered to test target collection by program logic structure,
The mathematical model is solved using formalization method again.Wherein, formalization method is any formalization method, including but not
It is limited to the formalization method based on Boolean satisfiability (SAT), it being capable of coverage test by the way that mathematics model solution can be obtained
The test vector in the uncovered path of object set.
As shown in figure 3, the thick segment in figure is the uncovered path of the test target collection that gets, pass through logical construction
Scheme path founding mathematical models automatically uncovered to the test target collection, as follows:
Wherein, BI2.D and BI3.D is to actually enter parameter, and BI1.S, BI2.S, BI3.S and BI4.S are input quality mark
Know parameter, the mathematical model in the path that test target collection is uncovered in Fig. 3 is constructed by above-mentioned logical relation.Using shape
Formula method solves the mathematical model, that is, adjusts the input parameter of mathematical model, keeps the output result of mathematical model full
Sufficient Formalization Problems, the vector that the input parameter obtained after adjustment is constituted are the survey in the uncovered path of test target collection
Vector is tried, to obtain the test vector for capableing of the uncovered path of coverage test object set.Wherein, using formalization method
The detailed process solved to mathematical model is the prior art, is not described in detail herein.As shown in Fig. 2, being covered obtaining
After the test vector in the uncovered path of test target collection, path coverage continues to rise after critical state, final to approach
In 100%.
It not only needs to consider programmed logic when carrying out programming using hardware description language, it is also necessary to examine from hardware point of view
Consider the feasibility of design；And only need to consider programmed logic when carrying out programming using software high-level language etc., relative to hardware
For the programming of description language, simple software design is relatively easy.The test macro of scale software of the invention is applicable in
In the programming of hardware description language, the test and verifying of software High-level Language Programming.
The embodiment of the present invention generates a large amount of tests using the method for random test in the test initial stage, for measurand
Vector, when the test vector of generation makes the path coverage of test target collection reach critical state, by test target collection not by
Path founding mathematical models of covering, and it is solved, with obtain the test in the uncovered path of test target collection to
Amount, effectively improves the coverage rate of test target collection, and test complexity is effectively reduced, and improves testing reliability and testing efficiency.
Embodiment two
The embodiment of the invention provides a kind of test methods of scale software, can be applied to the scale in above-described embodiment
The test macro of software, referring to fig. 4, comprising:
S1, test vector is generated using function-driven and the method for random test for measurand；
S2, according to the generation test vector, monitor the path coverage of the test target collection of the measurand；
S3, when monitoring that the path coverage of the test target collection reaches critical state, search for and obtain the quilt
Survey the uncovered path of the test target collection of object；
S4, according to the uncovered path founding mathematical models of the test target collection, mathematical model solution is obtained
Obtain the test vector in the uncovered path of the test target collection.
Further, described according to the generation test vector, monitor the path of the test target collection of the measurand
Coverage rate specifically includes:
According to the generation test vector, whether the path coverage for monitoring the test target collection of the measurand reaches
Critical state；
It is not less than preset threshold in the path coverage for monitoring the test target collection, and follow-up function driving and random
When test does not promote the path coverage of the test target collection, determine that the path coverage of the test target collection reaches critical
State；
It is less than the road of preset threshold or the test target collection in the path coverage for detecting the test target collection
Diameter coverage rate is not less than preset threshold, but follow-up function driving and random test still promote the path covering of the test target collection
When rate, determine that the path coverage of the test target collection is not up to critical state.
Further, the test method of the scale software further include:
When monitoring that the path coverage of the test target collection is not up to critical state, continue function-driven and use
The method of random test generates test vector.
Further, described when monitoring that the path coverage of the test target collection reaches critical state, search is simultaneously
The uncovered path of the test target collection of the measurand is obtained, is specifically included:
When monitoring that the path coverage of the test target collection reaches critical state, stop using function-driven and with
The method of machine test generates test vector, and the current path of the test target collection according to test statistics report acquisition covers letter
Breath, obtains the uncovered path of the test target collection according to the current path coverage information.
Further, the path founding mathematical models uncovered according to the test target collection, to the mathematics
Model solution obtains the test vector in the uncovered path of the test target collection, specifically includes:
Pass through the logical construction path founding mathematical models uncovered to the test target collection；
The mathematical model is solved using formalization method, obtains the survey in the uncovered path of the test target collection
Try vector.
It is the idiographic flow schematic diagram of the test method of scale software provided in an embodiment of the present invention referring to Fig. 5, comprising:
S101, at test initial stage, test vector is generated using function-driven and random testing method for measurand；
S102, according to generate test vector, judge whether the path coverage of the test target collection of the measurand is located
In critical state；If it is not, then return step S101, if so, thening follow the steps S103；
The uncovered path of S103, the test target collection for obtaining the measurand；
S104, it is solved described in acquisition not to the uncovered path founding mathematical models, and to the mathematical model
The test vector in capped path；
S105, judge whether test vector reaches the covering requirement of test target collection；If it is not, then return step S104, if
It is then to terminate this test.
The embodiment of the present invention is in the test initial stage, for measurand using function-driven and the life of the method for random test
It will be tested at a large amount of test vectors when the test vector of generation makes the path coverage of test target collection reach critical state
The uncovered path founding mathematical models of object set, and it is solved, to obtain the uncovered road of test target collection
The test vector of diameter, effectively improves the coverage rate of test target collection, and test complexity is effectively reduced, improve testing reliability and
Testing efficiency.
In conclusion there is preferable practical effect the invention proposes the test macro and method of a kind of scale software
Fruit: in the test initial stage, test vector is generated using function-driven and the method for random test for measurand, monitoring is surveyed
Vector is tried to the path coverage of the test target collection of measurand, and judges whether the path coverage of test target collection is in
Critical state continues if the path coverage of test target collection is not in critical state with the side of function-driven and random test
Method generates test vector, if test target collection coverage rate reaches critical state, stops with the side of function-driven and random test
Method generates test vector, obtains the path that test target collection is uncovered in measurand.It is uncovered to test target collection
Path founding mathematical models, and the mathematical model is solved with formalization method, to obtain test vector for test target collection
Uncovered path covering.The present invention is that a combined application function-driven, random test and Coverage- Driven method generate
The technology of test vector provides a kind of succinct test vector set constructing plan, is effectively reduced test complexity, improves and survey
The coverage rate of object set is tried, and improves testing reliability and testing efficiency.Therefore, the present invention has high industrial utilization value.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of test macro of scale software characterized by comprising
Vector generation module, for generating test vector using function-driven and the method for random test for measurand；
Monitoring modular, for monitoring the path covering of the test target collection of the measurand according to the generation test vector
Rate, and when monitoring that the path coverage of the test target collection reaches critical state, it searches for and obtains the measurand
The uncovered path of test target collection；And
Model computation module, for the path founding mathematical models uncovered according to the test target collection, to the mathematics
Model solution obtains the test vector in the uncovered path of the test target collection；The monitoring modular includes:
Monitoring unit, for monitoring the path covering of the test target collection of the measurand according to the generation test vector
Whether rate reaches critical state；
Acquiring unit is searched for, for stopping adopting when monitoring that the path coverage of the test target collection reaches critical state
Generate test vector with function-driven and the method for random test, search for and obtain the test target collection of the measurand not by
The path of covering；And
Generation unit, for continuing to use when monitoring that the path coverage of the test target collection is not up to critical state
Function-driven and the method for random test generate test vector.
2. the test macro of scale software as described in claim 1, which is characterized in that the monitoring unit is specifically used for basis
Whether the generation test vector, the path coverage for monitoring the test target collection of the measurand reach critical state；
It is not less than preset threshold, and follow-up function driving and random test in the path coverage for monitoring the test target collection
When not promoting the path coverage of the test target collection, determine that the path coverage of the test target collection reaches critical shape
State；
It is covered in the path that the path coverage for detecting the test target collection is less than preset threshold or the test target collection
Lid rate is not less than preset threshold, but follow-up function driving and random test still promote the path coverage of the test target collection
When, determine that the path coverage of the test target collection is not up to critical state.
3. the test macro of scale software as described in claim 1, which is characterized in that described search acquiring unit is specifically used for
When monitoring that the path coverage of the test target collection reaches critical state, stops generating using the method for random test and survey
Vector, and the current path coverage information of the test target collection according to test statistics report acquisition are tried, according to the current road
Diameter coverage information obtains the uncovered path of the test target collection.
4. the test macro of scale software as described in any one of claims 1 to 3, which is characterized in that the model calculates mould
Block specifically includes:
Model foundation unit, for the path founding mathematical models uncovered to the test target collection by logical construction；
And
Vector acquiring unit, for being solved to the mathematical model using formalization method, obtain the test target collection not by
The test vector in the path of covering.
5. a kind of test method of scale software, which is characterized in that utilize the test system of scale software as described in claim 1
System, the test method of the scale software include:
Test vector is generated using function-driven and the method for random test for measurand；
According to the generation test vector, the path coverage of the test target collection of the measurand is monitored；
When monitoring that the path coverage of the test target collection reaches critical state, searches for and obtain the measurand
The uncovered path of test target collection；
According to the uncovered path founding mathematical models of the test target collection, the mathematical model is solved and obtains the survey
Try the test vector in the uncovered path of object set.
6. the test method of scale software as claimed in claim 5, which is characterized in that it is described according to the generation test to
Amount, monitors the path coverage of the test target collection of the measurand, specifically includes:
According to the generation test vector, whether the path coverage for monitoring the test target collection of the measurand reaches critical
State；
Be not less than preset threshold in the path coverage for monitoring the test target collection, and subsequent random test do not promoted it is described
When the path coverage of test target collection, determine that the path coverage of the test target collection reaches critical state；
It is covered in the path that the path coverage for detecting the test target collection is less than preset threshold or the test target collection
Lid rate is not less than preset threshold, but follow-up function driving and random test still promote the path coverage of the test target collection
When, determine that the path coverage of the test target collection is not up to critical state.
7. the test method of scale software as claimed in claim 6, which is characterized in that the test method of the scale software is also
Include:
When monitoring that the path coverage of the test target collection is not up to critical state, continue using function-driven and random
The method of test generates test vector.
8. the test method of scale software as claimed in claim 5, which is characterized in that described to monitor the test target
When the path coverage of collection reaches critical state, the uncovered road of test target collection of the measurand is searched for and obtained
Diameter specifically includes:
When monitoring that the path coverage of the test target collection reaches critical state, stop using function-driven and random survey
The method of examination generates test vector, and the current path coverage information of the test target collection according to test statistics report acquisition,
The uncovered path of the test target collection is obtained according to the current path coverage information.
9. such as the test method of the described in any item scale softwares of claim 5 to 8, which is characterized in that described according to the survey
The uncovered path founding mathematical models of object set are tried, the acquisition test target collection is solved to the mathematical model and is not coated
The test vector in the path of lid, specifically includes:
Pass through the logical construction path founding mathematical models uncovered to the test target collection；
The mathematical model is solved using formalization method, obtain the test in the uncovered path of the test target collection to
Amount.
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