WO2014091732A1 - テスト支援装置、及び、テスト支援方法 - Google Patents
テスト支援装置、及び、テスト支援方法 Download PDFInfo
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- WO2014091732A1 WO2014091732A1 PCT/JP2013/007192 JP2013007192W WO2014091732A1 WO 2014091732 A1 WO2014091732 A1 WO 2014091732A1 JP 2013007192 W JP2013007192 W JP 2013007192W WO 2014091732 A1 WO2014091732 A1 WO 2014091732A1
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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
- G06F11/3664—Environments for testing or debugging software
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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
- G06F11/368—Test management for test version control, e.g. updating test cases to a new software version
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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
- G06F8/00—Arrangements for software engineering
- G06F8/70—Software maintenance or management
- G06F8/71—Version control; Configuration management
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/70—Software maintenance or management
- G06F8/75—Structural analysis for program understanding
Definitions
- the present invention relates to a test support apparatus and a test support method.
- building a software system means preparing an environment in which a plurality of middlewares operate in cooperation by installing and setting a plurality of different middlewares.
- Non-Patent Document 1 discloses a technique for applying such a technique to the construction of a system composed of a plurality of middlewares.
- a system model is defined by a combination of products (components) that are system components that realize some functionality.
- the model “Web3Tier” is built using the product “MySQL” or “PostgreSQL” that implements the functionality "RDB” and the product “Tomcat” or “Jetty” that implements the functionality "AP-Server”.
- MySQL and “Tomcat”
- MySQL and “Jetty”
- PostgreSQL” and “Tomcat "PostgreSQL” and “Jetty” To do.
- Patent Document 1 presents a test case related to a configuration designated by a user or the like.
- the system related to the component It is not possible to exhaustively verify all configurations.
- the verification related to the developed system component is performed as soon as possible when developing the component.
- the reason for this is that as the problem discovery time of the developed component part is delayed, the matters to be considered for the developed component part increase as the dependency with the surrounding component parts increases. Another reason is that it becomes difficult to correct the developed component by forgetting the contents of the component developed by the developer.
- the verification related to the developed system component is comprehensively executed for all the configurations related to the developed component.
- the reason for this is that if the configuration that is unlikely to be selected is not verified, the discovery of the problem of the configuration is delayed, and as described above, it is difficult to correct the developed component.
- An object of the present invention is to provide a test support apparatus and a test support method that can solve the above-described problems and can comprehensively and rapidly perform verification of all configurations of a system including a specific system component. .
- the test support apparatus has one or more system identifiers when the system configuration is defined by a plurality of functionalities to be held by the system and a set of programs that realize each functionality.
- a storage means for storing a plurality of functional identifiers to be held by each system, and related information indicating identifiers of one or more programs capable of realizing each functionality, and the functionality or program is designated
- the system includes extraction means for extracting and outputting the designated functionality or a system configuration including a program based on the related information.
- test support method when the system configuration is defined by a plurality of functionalities to be held by the system and a set of programs realizing each functionality, one or more system identifiers , Storing a plurality of identifiers of functionality to be held by each system and related information indicating identifiers of one or more programs capable of realizing each functionality, and when the functionality or program is designated, Based on the related information, the specified functionality or system configuration including the program is extracted and output.
- the computer-readable recording medium includes at least one when the configuration of the system is defined by a plurality of functions to be held by the system and a set of programs that realize each functionality.
- System identifiers, identifiers of a plurality of functionalities to be held by each system, and related information indicating identifiers of one or more programs capable of realizing each functionality are stored, and the functionality or program is designated.
- a program for causing the computer to execute a process of extracting and outputting the designated functionality or the system configuration including the program based on the related information is stored.
- the effect of the present invention is that verification of all configurations of a system including a specific system component can be performed comprehensively and quickly.
- step S106 shows the detail of the system configuration extraction process (step S106) with respect to the model in the 1st Embodiment of this invention. It is a figure which shows the example of the component related information 201 in the 1st Embodiment of this invention. It is a figure which shows the example of the component information 202 in the 1st Embodiment of this invention. It is a figure which shows the example of the test case information 301 in the 1st Embodiment of this invention. It is a figure which shows the example of the functionality implementation information 401 in the 1st Embodiment of this invention. It is a figure which shows the example of the system configuration information 501 in the 1st Embodiment of this invention.
- step S203 it is a flowchart which shows the process of the test assistance apparatus 100 in the 2nd Embodiment of this invention. It is a flowchart which shows the detail of a system structure extraction process (step S203) in the 2nd Embodiment of this invention. It is a figure which shows the example of the functionality implementation information 401 in the 2nd Embodiment of this invention. It is a figure which shows the example of the system configuration information 501 in the 2nd Embodiment of this invention.
- FIG. 2 is a block diagram showing a configuration of the test support apparatus 100 according to the first embodiment of the present invention.
- the test support apparatus 100 includes an extraction processing unit (or an extraction unit) 101 and a storage unit 102.
- the test support apparatus 100 is communicably connected to an input / output apparatus 110 used by a user for inputting and outputting information via a network or the like.
- the extraction processing unit 101 receives a system configuration extraction request from a user via the input / output device 110.
- the extraction request includes designation of a component (target component) that is a target to be tested for influence on other components such as an added or updated system component.
- the extraction processing unit 101 extracts a system configuration including the target part and outputs it to the user via the input / output device 110.
- the storage unit 102 stores component part related information (or related information) 201 and test case information 301.
- the component-related information 201 indicates the relationship between each system component and other system components.
- the test case information 301 indicates a test case related to each system component.
- products, functionality, and models are defined as system components.
- the product is a component indicating the implementation (program) of middleware.
- Functionality is a component that defines a concept that abstracts middleware.
- a model is a component that abstractly defines a system combining middleware. The system configuration of the model is determined by the functionality that the model should hold and the set of products that implement each functionality.
- Each system component (product, functionality, model) is given an identifier (product identifier (hereinafter referred to as ID), functionality ID, model ID) for uniquely identifying the component.
- ID product identifier
- functionality ID functionality ID
- model ID model ID
- FIG. 7 is a diagram showing an example of the component-related information 201 in the first embodiment of the present invention.
- squares indicate models, bold circles indicate functionality, and thin circles indicate products.
- a solid arrow indicates that the starting model should retain the end point functionality or model.
- a dotted arrow indicates that the product of the starting point or the functionality of the end point can be realized.
- the product at the start of the dotted arrow pointing to functionality is called the (direct) realization product of the functionality.
- the product “mysql” is a product that realizes the functionality “rdb”.
- the product may be a product that implements multiple different functionalities. The same functionality may have multiple different realization products.
- the functionality “rdb” is the realized functionality of “db”.
- the functionality may be a realization functionality of a plurality of other different functionalities.
- the same functionality may have a plurality of different realization functionality.
- the realization product of a certain functionality is also a (indirect) realization product of the functionality.
- the product “mysql” is an implementation product of “rdb” and also an implementation product of “db”.
- the functionality at the end of the solid arrow from the model is called the (direct) required functionality of the model.
- the functionality “rdb” is the requested functionality of the model “web3tier”.
- the same functionality may be the required functionality of multiple different models.
- the same model may have a plurality of different required functionality.
- the other model at the end of the solid arrow from the model is called the (direct) requirement model of the model.
- the model “web3tier” is a request model of the model “mail_web3tier”.
- the same model may be a requirement model of a plurality of different models.
- the same model may have a plurality of different requirement models.
- the required functionality of a certain model's required model is also the (indirect) required functionality of that model.
- the functionality “rdb” is the required functionality of the model “web3tier” and the required functionality of “mail_web3tier”.
- the requirement model of a certain model is also a (indirect) requirement model of the model.
- the system configuration of the model is determined by selecting one of the realized products for each of all the required functionality of the model in the component-related information 201.
- model “mail_web3tier” is the functionality “rdb”, the product “mysql” or “c”, the functionality “ap-svr (server)", the product “d” or “e”, functionality For “mail-svr (server)", it is determined by selecting the product "f”.
- model "batch” select product “b”, “mysql” or “c” for product “a” and functionality “db” for functionality "cache-svr (server)” To be determined.
- the component related information 201 may be represented by a set of component part information 202 related to each component.
- FIG. 8 is a diagram showing an example of the component information 202 in the first embodiment of the present invention.
- the component information 202 includes a component type indicating a component type (product, functionality, model).
- component part information 202a, 202b, and 202c are examples of component part information 202 related to products, functionality, and models, respectively.
- the component information 202a related to a product includes a product ID and a functionality ID of functionality that makes the product a (direct) realized product.
- a product, a driver for performing installation and setting of the product, and the like may be stored in an external storage unit (not shown) in association with the product ID.
- the component information 202a indicates that the product “mysql” is a product that realizes the functionality “rdb”.
- the component information 202b related to functionality includes functionality ID.
- the component information 202b may include a functionality ID of other functionality that makes the functionality (direct) realization functionality.
- an abstraction of a product that realizes functionality that is, a driver that absorbs a difference for each product may be stored in an external storage unit (not shown) in association with the functionality ID.
- the component information 202b indicates that the functionality “rdb” is an implementation functionality of the functionality “db”.
- the component information 202c related to the model includes a model ID and a functionality ID of (direct) required functionality of the model.
- the component information 202c may include a model ID of a (direct) request model of the model.
- a driver or the like that adjusts cooperative operation between products that realize a plurality of required functionality of a model may be stored in an external storage unit (not shown) in association with the model ID.
- the component information 202c indicates that the requested functionality of the model “web3tier” is functionality “rdb” and “ap-svr”.
- FIG. 9 is a diagram showing an example of the test case information 301 in the first embodiment of the present invention.
- Test case information 301 includes a test target indicating a test case identifier (test case ID) and an identifier of a component (product, functionality, model) to be tested by the test case.
- the test case information 301 further includes, as test contents, commands and determination conditions for confirming normal installation of products, installation of sample programs for confirming functionality and normality of models, and their commands and determination conditions. May be included.
- the example of FIG. 9 indicates that the test case “mysql_test” is a test case for testing the product “mysql”.
- the test contents indicate that the command “aptitude show mysql” is executed, and that the test result is determined to be normal when the command response is “OK”.
- the storage unit 102 stores test case information 301 for each system component (product, functionality, model).
- the component information 202 and the test case information 301 may be expressed in an Extensible Markup Language (hereinafter referred to as XML) format.
- XML Extensible Markup Language
- the component-related information 201 and the test case information 301 are stored in an external storage unit (not shown), and an acquisition unit (not shown) acquires the component-related information 201 and the test case information 301 from the external storage unit. May be.
- test support apparatus 100 may be a computer that includes a CPU (Central Processing Unit) and a storage medium that stores a program, and that operates by control based on the program.
- CPU Central Processing Unit
- storage medium that stores a program, and that operates by control based on the program.
- test support apparatus 100 further includes a system construction apparatus (not shown) for constructing a system on a computer according to the system configuration output by the test support apparatus 100 and a test case output by the test support apparatus 100. You may connect with the test execution apparatus (not shown) which tests a system.
- FIG. 3 is a flowchart showing the processing of the test support apparatus 100 in the first embodiment of the present invention.
- the extraction processing unit 101 receives a system configuration extraction request from a user via the input / output device 110 (step S101).
- the extraction request includes the identifier of the system component (target component) that has been added or updated.
- the extraction processing unit 101 acquires component part information 202 related to the target part specified by the extraction request from the storage unit 102 (step S102).
- the extraction processing unit 101 confirms the type of the target component based on the component type of the acquired system component information 202 (step S103).
- step S104 the extraction processing unit 101 executes a system configuration extraction process for the product, which will be described later (step S104).
- step S103 When the type of the target part is functionality (step S103 / functionality), the extraction processing unit 101 executes a system configuration extraction process for functionality described later (step S105).
- step S103 the extraction processing unit 101 executes a system configuration extraction process for the model, which will be described later (step S106).
- the system configuration information 501 indicating the system configuration including the target part is generated by the system configuration extraction process in steps S104 to S106.
- the extraction processing unit 101 acquires a test case for each component of each system configuration included in the system configuration information 501 as a test target, and the system configuration information 501. (Step S107).
- the extraction processing unit 101 outputs the system configuration information 501 to the user via the input / output device 110 (step S108).
- FIG. 4 is a flowchart showing details of system configuration extraction processing (step S104) for a product in the first embodiment of the present invention.
- the functionality and model that the product (target product) that is the target part affects is extracted. Then, a system configuration including the target product is extracted for the extracted model.
- the extraction processing unit 101 identifies the functionality that makes the target product a realized product based on the component-related information 201.
- the extraction processing unit 101 searches the functionality on all the routes obtained by recursively tracing the dotted arrows from the target product in the component part related information 201 in the forward direction.
- the functionality to be realized product is specified (step S1041).
- the extraction processing unit 101 uses the functionality “rdb” as the functionality that makes the product “mysql” an actual product. , Specify "db”.
- the extraction processing unit 101 extracts, for each of the functionalities specified in step S1041, a model having the functionality as the required functionality.
- the extraction processing unit 101 searches each component identified in the component-related information 201 by searching for models on all the routes obtained by recursively tracing the solid arrows to the extracted models in the reverse direction.
- a model having functionality as required functionality is extracted (step S1042).
- the extraction processing unit 101 extracts “web3tier” and “mail_web3tier” using the functionality “rdb” as a required functionality model. Further, the extraction processing unit 101 extracts “batch” as a model having the functionality “db” as the required functionality.
- the extraction processing unit 101 selects one of the models extracted in step S1042 (step S1043).
- the extraction processing unit 101 may first select a model close to the functionality specified in step S1041 in the component-related information 201.
- the extraction processing unit 101 extracts the requested functionality of the model selected in step S1043 based on the component related information 201.
- the extraction processing unit 101 selects the component parts related information 201 by searching for the required models on all routes obtained by recursively tracing the solid arrows from the selected model in the forward direction. Extract the model requirement model. Then, the selected functionality and the required functionality of each extracted required model are extracted (step S1044).
- the extraction processing unit 101 extracts the functionality “rdb” and “ap-svr” as the requested functionality of the model “web3tier”.
- the extraction processing unit 101 extracts, for each requested functionality extracted in step S1044, a set of products that realize the requested functionality.
- the extraction processing unit 101 searches and extracts the functionality on all the paths obtained by recursively tracing the dotted arrow to the required requested functionality in the reverse direction in the component-related information 201. Extract the realization functionality of each required functionality. Then, the extracted required functionality and the realized product of the extracted realized functionality are extracted. Then, the extraction processing unit 101 generates functionality realization information 401 indicating realization products applicable to the model (step S1045).
- the extraction processing unit 101 uses the realization function in the component related information 201 as follows. Extract sex. That is, the extraction processing unit 101 performs functionality on the path between the extracted requested functionality and the target product among the paths obtained by recursively tracing the dotted arrow to the extracted requested functionality in the reverse direction. Search only and extract the realized functionality. In this case, the extraction processing unit 101 extracts only the target product as the realized product.
- FIG. 10, FIG. 12, FIG. 14, and FIG. 16 are diagrams showing examples of the functionality realization information 401 in the first embodiment of the present invention.
- the functionality realization information 401 includes the model ID of the required model extracted for the model and the functional ID of the required functionality, and the functional ID of the realized functionality extracted for the required functionality and the product ID of the realized product. Contains a set.
- the functionality “rdb” is functionality having the target product “mysql” as the realization product. Therefore, the extraction processing unit 101 performs the realization product “mysql” for the functionality “rdb”. "Extract. Further, the extraction processing unit 101 extracts the realized products “d” and “e” for the functionality “ap-svr”. As a result, the extraction processing unit 101 generates the functionality realization information 401a of FIG. 10 for the model “web3tier”.
- the extraction processing unit 101 may use the content of the generated functionality realization information 401. .
- the extraction processing unit 101 extracts a system configuration applicable to the model based on the set of realized products for each required functionality extracted in step S1045.
- the extraction processing unit 101 obtains a direct product of a set of realized products of each required functionality, and acquires a combination of realized products to extract a system configuration.
- the extraction processing unit 101 sets the obtained system configuration in the system configuration information 501 (step S1046).
- the system configuration information 501 includes an identifier (configuration ID) for identifying the system configuration, a model ID of the model, a model ID of the request model extracted for the model, and a functionality ID of the requested functionality. Further, the system configuration information 501 includes the functionality ID of the realized functionality extracted for the requested functionality, the product ID of the realized product, and the test case ID of the test case for testing the realized product.
- the extraction processing unit 101 performs a direct product of a set ⁇ "mysql" ⁇ of realized products of the requested functionality "rdb” and a set of realized products ⁇ "d", “e” ⁇ of the requested functionality "ap-svr”. Is calculated.
- the calculation result of the Cartesian product is the combination of realized products ⁇ "mysql", “d” ⁇ , ⁇ "mysql", "e” ⁇ .
- the extraction processing unit 101 acquires the model ID of the model and the requested model, the functionality ID of the requested functionality and the realized functionality, and the product ID of the realized product from the functionality implementation information 401 of FIG. Then, the system configuration is set like the configuration IDs “1” and “2” in the system configuration information 501a of FIG.
- the extraction processing unit 101 repeats steps S1043 to S1046 for all models extracted in step S1042 (step S1047).
- the extraction processing unit 101 uses the model “web3tier”, the functionality “rdb”, and “ap-svr” as the requested model and requested functionality of the model “mail_web3tier”. And extract the functionality "mail-svr".
- the extraction processing unit 101 extracts the realized product “mysql” for the functionality “rdb” from among the extracted requested functionality, the realized product “d” for the functionality “ap-svr”, Extract “e”. Further, the extraction processing unit 101 extracts the realized product “f” for the functionality “mail-svr”. As a result, the extraction processing unit 101 generates the functionality realization information 401b of FIG. 10 for the model “mail_web3tier”.
- the extraction processing unit 101 includes a set of realized products ⁇ "mysql" ⁇ of requested functionality "rdb", a set of realized products of requested functionality “ap-svr” ⁇ "d", "e” ⁇ , and requested functions Compute the Cartesian product of the set ⁇ "f" ⁇ of realization products of the property "mail-svr".
- the calculation result of the Cartesian product is the combination of realized products ⁇ "mysql", “d”, “f” ⁇ , ⁇ "mysql", "e”, "f” ⁇ .
- the extraction processing unit 101 sets the system configuration like the configuration IDs “3” and “4” in the system configuration information 501a of FIG.
- the extraction processing unit 101 extracts the functionality “cache-svr” and “db” as the requested functionality of the model “batch”.
- the extraction processing unit 101 extracts the realized product “a” for the functionality “cache-svr” from the extracted requested functionality.
- the extraction processing unit 101 since the functionality “db” is functionality having the target product “mysql” as a realization product, the extraction processing unit 101 performs the realization functionality “rdb”, realization product ”on the functionality“ mail-svr ”. Extract "mysql”. As a result, the extraction processing unit 101 generates the functionality realization information 401c of FIG. 10 for the model “batch”.
- the extraction processing unit 101 calculates the Cartesian product of the set ⁇ "a" ⁇ of realized products of the requested functionality "cache-svr” and the set of realized products ⁇ "mysql” ⁇ of the requested functionality "db".
- the calculation result of the Cartesian product is the combination of realized products ⁇ "a", "mysql” ⁇ .
- the extraction processing unit 101 sets the system configuration like the configuration ID “5” in the system configuration information 501a of FIG.
- the extraction processing unit 101 sets a test case “mysql_test” as a test case of the realization product “mysql” in the system configuration information 501a of FIG. 11 based on the test case information 301 of FIG.
- the extraction processing unit 101 sets test cases for other realized products as shown in FIG.
- the extraction processing unit 101 has the functionality that makes the product “a” an realized product. Specify the functionality "cache-svr".
- the extraction processing unit 101 extracts “batch” as a model having the functionality “cache-svr” as the requested functionality.
- the extraction processing unit 101 extracts the functionality “cache-svr” and “db” as the requested functionality of the model “batch”.
- the extraction processing unit 101 has the functionality “cache-svr” among the extracted requested functionality, and the functionality that uses the target product “a” as a realization product. For svr, extract the realized product “a”. Further, the extraction processing unit 101 extracts the realized product “b”, the realized functionality “rdb”, and the realized products “mysql” and “c” for the functionality “db”. As a result, the extraction processing unit 101 generates the functionality realization information 401d of FIG. 12 for the model “batch”.
- the extraction processing unit 101 includes a collection ⁇ "a" ⁇ of realized products of the requested functionality "cache-svr” and a set of realized products ⁇ "b", “mysql", “c” ⁇ of the requested functionality "db”. Calculate the Cartesian product.
- the calculation result of the Cartesian product is the combination of realized products ⁇ "a", “b” ⁇ , ⁇ "a", “mysql” ⁇ , ⁇ "a", “c” ⁇ .
- the extraction processing unit 101 sets the system configuration like the configuration IDs “1”, “2”, and “3” in the system configuration information 501b of FIG.
- FIG. 5 is a flowchart showing details of the system configuration extraction process (step S105) for functionality in the first embodiment of the present invention.
- the functionality and model affected by the functionality that is the target part are extracted. Then, a system configuration including the target functionality is extracted for the extracted model.
- the extraction processing unit 101 identifies the functionality with the target functionality as the realized functionality based on the component related information 201.
- the extraction processing unit 101 searches for the functionality on all the paths obtained by recursively tracing the dotted arrow from the target functionality in the forward direction in the component-related information 201, thereby obtaining the target function.
- the functionality for realizing the functionality is specified (step S1051).
- the extraction processing unit 101 uses the functionality “rdb” as the functionality that realizes the functionality. Identify the sex "db”.
- step S1042 the extraction processing unit 101 extracts, for each of the target functionality and the functionality specified in step S1051, a model having the functionality as the required functionality (step S1052). .
- the extraction processing unit 101 extracts “web3tier” and “mail_web3tier” using the functionality “rdb” as a required functionality model. Further, the extraction processing unit 101 extracts “batch” as a model having the functionality “db” as the required functionality.
- the extraction processing unit 101 selects one of the models extracted in step S1052 (step S1053).
- the extraction processing unit 101 extracts the requested functionality of the model selected in step S1053, similarly to step S1044 (step S1054).
- the extraction processing unit 101 extracts the functionality “rdb” and “ap-svr” as the requested functionality of the model “web3tier”.
- step S1045 the extraction processing unit 101 extracts a set of products that realize the required functionality for each required functionality extracted in step S1054 (step S1055).
- the extraction processing unit 101 uses the component part related information 201 as follows: Extract realized functionality. That is, the extraction processing unit 101 includes a route including the route between the extracted requested functionality and the target functionality among the routes obtained by recursively tracing the dotted arrow to the extracted requested functionality in the reverse direction. Only the above functionality is searched and the realized functionality is extracted.
- the extraction processing unit 101 extracts the realized products “mysql” and “c” for the functionality “rdb” from the extracted requested functionality. Similarly, the extraction processing unit 101 extracts the realized products “d” and “e” for the functionality “ap-svr”. As a result, the extraction processing unit 101 generates the functionality realization information 401e of FIG. 14 for the model “web3tier”.
- step S1056 the extraction processing unit 101 extracts a system configuration applicable to the model.
- the extraction processing unit 101 sets a collection ⁇ "mysql", “c” ⁇ of realized products of the requested functionality “rdb” and a set of realized products ⁇ "d", “e” of the requested functionality "ap-svr”. Calculate the direct product with ⁇ .
- the result of Cartesian product is the combination of realized products ⁇ "mysql", “d” ⁇ , ⁇ "mysql", “e” ⁇ , ⁇ "c", “d” ⁇ , ⁇ "c", “e” ⁇ Become.
- the extraction processing unit 101 sets the system configuration like the configuration IDs “1”, “2”, “3”, and “4” in the system configuration information 501c of FIG.
- the extraction processing unit 101 repeats steps S1053 to S1056 for all models extracted in step S1052 (step S1057).
- the extraction processing unit 101 uses the model “web3tier”, the functionality “rdb”, and “ap-svr” as the requested model and requested functionality of the model “mail_web3tier”. And extract the functionality "mail-svr”.
- the extraction processing unit 101 extracts the realized products “mysql” and “c” for the functionality “rdb” from the extracted requested functionality, and the realized product for the functionality “ap-svr”. Extract “d” and “e”. Further, the extraction processing unit 101 extracts the realized product “f” for the functionality “mail-svr”. As a result, the extraction processing unit 101 generates the functionality realization information 401f of FIG. 14 for the model “mail_web3tier”.
- the extraction processing unit 101 includes a set of realized products of the requested functionality “rdb” ⁇ “mysql”, “c” ⁇ , a set of realized products of the requested functionality “ap-svr” ⁇ “d”, “e” ⁇ , In addition, the direct product of the set ⁇ "f" ⁇ of the realized products of the requested functionality "mail-svr” is calculated.
- the calculation result of the Cartesian product is the combination of realized products ⁇ "mysql", “d”, “f” ⁇ , ⁇ "mysql", “e”, “f” ⁇ , ⁇ "c", “d", "f” ⁇ , ⁇ "C", “e”, "f” ⁇ .
- the extraction processing unit 101 sets the system configuration such as the configuration IDs “5”, “6”, “7”, and “8” in the system configuration information 501c of FIG. 15 for these combinations.
- the extraction processing unit 101 extracts the functionality “cache-svr” and “db” as the requested functionality of the model “batch”.
- the extraction processing unit 101 extracts the realized product “a” for the functionality “cache-svr” from the extracted requested functionality.
- the extraction processing unit 101 since the functionality “db” is a functionality having the target functionality “rdb” as the realization functionality, the extraction processing unit 101 performs the realization functionality “rdb”, the realization product “ Extract "mysql” and "c”. As a result, the extraction processing unit 101 generates the functionality realization information 401g of FIG. 14 for the model “batch”.
- the extraction processing unit 101 calculates a direct product of a set ⁇ "a" ⁇ of realized products of the requested functionality "cache-svr” and a set of realized products ⁇ "mysql", “c” ⁇ of the requested functionality "db”. .
- the calculation result of the Cartesian product is the combination of realized products ⁇ "a", “mysql” ⁇ , ⁇ "a", “c” ⁇ .
- the extraction processing unit 101 sets the system configuration like the configuration IDs “9” and “10” in the system configuration information 501c of FIG.
- FIG. 6 is a flowchart showing details of the system configuration extraction process (step S106) for the model in the first embodiment of the present invention.
- the functionality and model that the model (target model) that is the target part affects is extracted. Then, a system configuration including the target model is extracted for the extracted model.
- the extraction processing unit 101 extracts a model having the target model as a required model based on the component related information 201.
- the extraction processing unit 101 requests the target model by searching for models on all the paths obtained by recursively tracing the solid arrow to the target model in the component part related information 201 in the reverse direction.
- a model as a model is extracted (step S1062).
- the extraction processing unit 101 extracts “mail_web3tier” as a model having the model “web3tier” as a request model. .
- the extraction processing unit 101 selects the target model and one of the models extracted in step S1062 (step S1063).
- the extraction processing unit 101 extracts the requested functionality of the model selected in step S1063, similarly to step S1044 (step S1064).
- the extraction processing unit 101 extracts the functionality “rdb” and “ap-svr” as the requested functionality of the model “web3tier”.
- step S1045 the extraction processing unit 101 extracts a set of products that realize the required functionality for each required functionality extracted in step S1064 (step S1065).
- the extraction processing unit 101 extracts the realized products “mysql” and “c” for the functionality “rdb” from the extracted requested functionality. Similarly, the extraction processing unit 101 extracts the realized products “d” and “e” for the functionality “ap-svr”. As a result, the extraction processing unit 101 generates the functionality realization information 401h of FIG. 16 for the model “web3tier”.
- step S1066 the extraction processing unit 101 extracts a system configuration applicable to the model.
- the extraction processing unit 101 sets a collection ⁇ "mysql", “c” ⁇ of realized products of the requested functionality “rdb” and a set of realized products ⁇ "d", “e” of the requested functionality "ap-svr”. Calculate the direct product with ⁇ .
- the result of Cartesian product is the combination of realized products ⁇ "mysql", “d” ⁇ , ⁇ "mysql", “e” ⁇ , ⁇ "c", “d” ⁇ , ⁇ "c", “e” ⁇ Become.
- the extraction processing unit 101 sets the system configuration like the configuration IDs “1”, “2”, “3”, and “4” in the system configuration information 501d of FIG.
- the extraction processing unit 101 repeats steps S1063 to S1066 for all of the target model and the model extracted in step S1062 (step S1067).
- the extraction processing unit 101 uses the model “web3tier”, the functionality “rdb”, and “ap-svr” as the requested model and requested functionality of the model “mail_web3tier”. And extract the functionality "mail-svr".
- the extraction processing unit 101 extracts the realized products “mysql” and “c” for the functionality “rdb” from the extracted requested functionality, and the realized product for the functionality “ap-svr”. Extract “d” and “e”. Further, the extraction processing unit 101 extracts the realized product “f” for the functionality “mail-svr”. As a result, the extraction processing unit 101 generates the functionality realization information 401i of FIG. 16 for the model “mail_web3tier”.
- the extraction processing unit 101 includes a set of realized products of the requested functionality “rdb” ⁇ “mysql”, “c” ⁇ , a set of realized products of the requested functionality “ap-svr” ⁇ “d”, “e” ⁇ , In addition, the direct product of the set ⁇ "f" ⁇ of the realized products of the requested functionality "mail-svr” is calculated.
- the calculation result of the Cartesian product is the combination of realized products ⁇ "mysql", “d”, “f” ⁇ , ⁇ "mysql", “e”, “f” ⁇ , ⁇ ”c", “d", "f” ⁇ , ⁇ "C", “e”, "f” ⁇ .
- the extraction processing unit 101 sets the system configuration like the configuration IDs “5”, “6”, “7”, and “8” in the system configuration information 501d of FIG.
- FIG. 1 is a block diagram showing a characteristic configuration of the first embodiment of the present invention.
- the test support apparatus 100 includes a storage unit 102 and an extraction processing unit 101.
- the configuration of the system is defined by a plurality of functionalities to be held by the system and a set of programs that realize each functionality.
- the storage unit 102 stores one or more system identifiers, a plurality of functionality identifiers to be held by each system, and component-related information 201 indicating one or more program identifiers capable of realizing each functionality.
- the extraction processing unit 101 extracts and outputs the designated functionality or the system configuration including the program based on the component-related information 201.
- the extraction processing unit 101 extracts the specified functionality or system configuration including the program based on the component-related information 201. For output. As a result, it is possible to reduce the number of man-hours for verification accompanying addition or update of system components, and to verify the configuration of a system with addition or update without exception.
- the extraction processing unit 101 extracts, from the test case information 301, the identifiers of the test cases related to each functionality and each program included in the extracted system configuration.
- verification of all configurations of a system including a specific system component can be automated.
- the reason is that the system construction device constructs a system according to the system configuration extracted by the extraction processing unit 101, and the test execution device can test the system according to the test case extracted by the extraction processing unit 101. It is.
- the extraction processing unit 101 generates a system configuration applicable to all models included in the component-related information 201, and then extracts a system configuration including the target component. This is different from the first embodiment of the present invention.
- the configuration of the test support apparatus 100 in the second embodiment of the present invention is the same as the configuration of the first embodiment of the present invention (FIG. 2).
- FIG. 18 is a flowchart showing processing of the test support apparatus 100 in the second embodiment of the present invention.
- the operation will be described by taking as an example the case where the component-related information 201 of FIG. 7 is stored in the storage unit 102.
- step S201 to S202, S207 to S208 are the first embodiment of the present invention (steps S101 to S208). S102 and S107 to S208).
- the extraction processing unit 101 executes a system configuration extraction process to be described later regardless of the type of the target part (step S203).
- FIG. 19 is a flowchart showing details of the system configuration extraction process (step S203) according to the second embodiment of the present invention.
- the extraction processing unit 101 extracts all models included in the component related information 201 (step S2032).
- the extraction processing unit 101 selects one of the models extracted in step S2032 (step S2033).
- the extraction processing unit 101 extracts the requested functionality of the model selected in step S2033 as in step S1044 (step S2034).
- step S1045 the extraction processing unit 101 extracts a set of products that realize the required functionality for each of the required functionality extracted in step S2034 (step S2035).
- the extraction processing unit 101 sets a system configuration applicable to the model, similarly to step S1046 (step S2036).
- the extraction processing unit 101 repeats steps S2033 to S2036 for all of the target model and the model extracted in step S2032 (step S2037).
- FIG. 20 is a diagram illustrating an example of the functionality realization information 401 in the second exemplary embodiment of the present invention.
- FIG. 21 is a diagram illustrating an example of the system configuration information 501 according to the second embodiment of this invention.
- the extraction processing unit 101 generates the functionality realization information 401j, 401k, and 401l in FIG. 20 for the models “web3tier”, “mail_web3tier”, and “batch” included in the component-related information 201 in FIG. . Then, the extraction processing unit 101 sets the system configuration like the system configuration information 501e in FIG.
- the extraction processing unit 101 extracts only the configuration including the target part from the system configurations included in the system configuration information 501 (step S2038).
- the extraction processing unit 101 uses the product “mysql” in the system configurations included in the system configuration information 501e in FIG. Extract configurations with configuration IDs “1”, “2”, “5”, “6”, and “10” that include “in the realized product”.
- verification of all configurations of a system including a specific system component can be performed comprehensively and quickly.
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Abstract
Description
次に、本発明の第1の実施の形態について説明する。
はじめに、プロダクトに対するシステム構成抽出処理(ステップS104)の詳細を説明する。
次に、機能性に対するシステム構成抽出処理(ステップS105)の詳細を説明する。
次に、モデルに対するシステム構成抽出処理(ステップS106)の詳細を説明する。
次に、本発明の第2の実施の形態について説明する。
図19は、本発明の第2の実施の形態における、システム構成抽出処理(ステップS203)の詳細を示すフローチャートである。
101 抽出処理部
102 記憶部
110 入出力装置
201 構成部品関連情報
202 構成部品情報
301 テストケース情報
401 機能性実現情報
501 システム構成情報
Claims (10)
- システムの構成が、システムが保持すべき複数の機能性、及び、各機能性を実現するプログラムの組により定義される場合に、
1以上のシステムの識別子、各システムが保持すべき複数の機能性の識別子、及び、各機能性を実現可能な1以上のプログラムの識別子を示す関連情報を記憶する記憶手段と、
機能性、または、プログラムが指定された場合に、前記関連情報をもとに、前記指定された機能性、または、プログラムを含むシステムの構成を抽出し、出力する抽出手段と、
を備えるテスト支援装置。 - 前記記憶手段は、さらに、各システム、各機能性、及び、各プログラムに係るテストケースの識別子を含むテストケース情報を記憶し、
前記抽出手段は、前記テストケース情報を参照し、前記抽出されたシステムに係るテストケース、及び、前記抽出されたシステムの構成に含まれる、各機能性、及び、各プログラムに係るテストケースの識別子を、前記抽出されたシステムの構成とともに出力する、
請求項1に記載のテスト支援装置。 - 前記抽出手段は、プログラムが指定された場合に、
前記指定されたプログラムが実現する機能性を特定し、
前記特定された機能性を保持すべき全てのシステムを抽出し、
前記抽出された全てのシステムの各々について、当該システムが保持すべき複数の機能性を抽出し、前記抽出された複数の機能性の内、前記指定されたプログラムが実現する機能性については、前記指定されたプログラムからなる集合を生成し、前記指定されたプログラムが実現する機能性以外の各機能性については、当該機能性を実現可能な1以上のプログラムからなる集合を生成し、前記抽出された複数の機能性について生成された全ての集合の直積により、前記抽出された複数の機能性の各々を実現するプログラムの組を抽出することにより、システムの構成を抽出する、
請求項1または2に記載のテスト支援装置。 - 前記機能性について、上位の機能性と当該上位の機能性を実現する下位の機能性との1以上の繰り返しが定義可能な場合、
前記関連情報は、さらに、各機能性を実現可能な1以上の下位の機能性を示し、
前記抽出手段は、
前記指定されたプログラムが実現する機能性を特定する場合、前記指定されたプログラムが実現する機能性が実現する上位の機能性を再帰的に特定し、
前記抽出された複数の機能性の各々を実現するプログラムの組を抽出する場合、前記抽出された複数の機能性の内、前記指定されたプログラムから再帰的に特定された機能性については、当該機能性を実現する下位の機能性を、前記指定されたプログラムが実現する機能性まで再帰的に抽出し、前記指定されたプログラムからなる集合を生成し、前記指定されたプログラムから再帰的に特定された機能性以外の機能性については、当該機能性を実現可能な下位の機能性を再帰的に抽出し、前記再帰的に抽出された各機能性を実現可能な1以上のプログラムからなる集合を生成する、
請求項3に記載のテスト支援装置。 - 前記システムについて、上位のシステムと当該上位のシステムが保持すべき下位のシステムとの1以上の繰り返しが定義可能な場合に、
前記関連情報は、さらに、各システムが保持すべき1以上の下位のシステムを示し、
前記抽出手段は、
前記特定された機能性を保持すべき全てのシステムを抽出する場合、前記特定された機能性を保持すべきシステムの各々を保持すべき上位のシステムを再帰的に抽出し、
前記抽出された各システムが保持すべき複数の機能性を抽出する場合、当該システムが保持すべき下位のシステムを再帰的に抽出し、当該再帰的に抽出された全てのシステムの各々が保持すべき複数の機能性を抽出する、
請求項3に記載のテスト支援装置。 - 前記抽出手段は、機能性が指定された場合に、
前記指定された機能性を保持すべきシステムを抽出し、
前記抽出されたシステムが保持すべき複数の機能性を抽出し、
前記抽出された複数の機能性の各々について、当該機能性を実現可能な1以上のプログラムからなる集合を生成し、
前記抽出された複数の機能性について生成された全ての集合の直積により、前記抽出された複数の機能性の各々を実現するプログラムの組を抽出する、
請求項1または2に記載のテスト支援装置。 - 前記抽出手段は、さらに、システムが指定された場合に、
前記指定されたステムが保持すべき複数の機能性を抽出し、
前記抽出された複数の前記機能性の各々について、当該機能性を実現可能な1以上の前記プログラムの集合を生成し、
前記抽出された複数の機能性について生成された全ての集合の直積により、前記抽出された複数の機能性の各々を実現するプログラムの組を抽出する、
請求項1または2に記載のテスト支援装置。 - 前記抽出手段は、
前記1以上のシステムの各々について、当該システムが保持すべき複数の機能性を抽出し、前記抽出された複数の機能性の各々について、当該機能性を実現可能な1以上のプログラムからなる集合を生成し、前記抽出された複数の機能性について生成された全ての集合の直積により、前記抽出された複数の機能性の各々を実現するプログラムの組を抽出することにより、システムの構成を生成し、
前記1以上のシステムについて生成されたシステムの構成の内、前記機能性、または、前記プログラムを含む構成を抽出する、
請求項1または2に記載のテスト支援装置。 - システムの構成が、システムが保持すべき複数の機能性、及び、各機能性を実現するプログラムの組により定義される場合に、
1以上のシステムの識別子、各システムが保持すべき複数の機能性の識別子、及び、各機能性を実現可能な1以上のプログラムの識別子を示す関連情報を記憶し、
機能性、または、プログラムが指定された場合に、前記関連情報をもとに、前記指定された機能性、または、プログラムを含むシステムの構成を抽出し、出力する、
テスト支援方法。 - システムの構成が、システムが保持すべき複数の機能性、及び、各機能性を実現するプログラムの組により定義される場合に、
1以上のシステムの識別子、各システムが保持すべき複数の機能性の識別子、及び、各機能性を実現可能な1以上のプログラムの識別子を示す関連情報を記憶し、
機能性、または、プログラムが指定された場合に、前記関連情報をもとに、前記指定された機能性、または、プログラムを含むシステムの構成を抽出し、出力する、
処理をコンピュータに実行させるプログラムを格納する、コンピュータが読み取り可能な記録媒体。
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07114465A (ja) * | 1993-10-15 | 1995-05-02 | Hitachi Ltd | システム機能検証方法 |
JPH1040091A (ja) * | 1996-07-19 | 1998-02-13 | Fujitsu Ltd | プログラム制御装置 |
JPH11306046A (ja) * | 1998-04-23 | 1999-11-05 | Toshiba Corp | テストケース生成システム及びテストケース生成方法 |
JP2011028313A (ja) * | 2009-07-21 | 2011-02-10 | Toyota Motor Corp | 検証項目自動生成装置 |
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US20040073890A1 (en) * | 2002-10-09 | 2004-04-15 | Raul Johnson | Method and system for test management |
US20070106982A1 (en) * | 2005-11-04 | 2007-05-10 | International Business Machines Corporation | Method, apparatus, and computer program product for model based traceability |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07114465A (ja) * | 1993-10-15 | 1995-05-02 | Hitachi Ltd | システム機能検証方法 |
JPH1040091A (ja) * | 1996-07-19 | 1998-02-13 | Fujitsu Ltd | プログラム制御装置 |
JPH11306046A (ja) * | 1998-04-23 | 1999-11-05 | Toshiba Corp | テストケース生成システム及びテストケース生成方法 |
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