Reflective architecture based software testing management model

Secondly, i will mention data collection, mapping and model making in term of responding to the site. Darwin is intended to be used for the specification, construction, and management of software. The model allows the user to modify condition of a software testing process without programming. Jefferson offutt this dissertation defines a formal technique to test software systems at the architectural level, particularly for software systems developed using software architecture description languages adl.

Barn middlesex university school of engineering and information sciences the burroughs, hendon london, nw4 4bt, uk b. George mason university, fall 2000 dissertation director. Modeldriven architecture based testing using software. The reflection architectural pattern provides a mechanism for changing structure and behavior of software systems dynamically.

Introduction to modelbased system engineering mbse and. Dec 09, 2015 this material introduces a test engineering methodology, called vstep, which includes test requirement analysis phase and test architecture design phase. A model based approach to systems requirements for event. The proposed architectural model for software testing ll systems i defines the structure of the lls, ii sets up the procedures for managing lls, and iii supports the design of ll management software tools. The picture on the right depicts the former approach. Software architects use architectural models to communicate with others and seek peer feedback. Model based system architecture is a comprehensive reference for system architects and systems engineers in technology companies.

A group of objects is a set of objects that implement the same specification. However, if the tradeoff between reliability and other important qualities, e. Models can be used to represent the desired behavior of a system under test, or to represent testing strategies and a test environment. The rational unified process is an iterative software development process framework created by the rational software corporation, a division of ibm since 2003. It supports the modification of fundamental aspects, such as type. Organizations and individuals worldwide use these technologies and management techniques to improve the results of software projects, the quality and behavior of software. An architectural model is an expression of a viewpoint in software architecture. An architectureoriented data warehouse testing approach. Software architecture and design architecture models. The connection characterizes the site and one can only identify the site by exploring the complicated links between the site and its outside. Abstract it is common in many professional subject areas for students to undertake periods of workbased experience as part of their studies. Encouraging reflective practice in periods of professional workplace experience. Viewed as a process, software design is the software engineering life cycle. Markov based model and the foundations of our architecture based software reliability model.

Architecturebased approach to reliability assessment of. It is a multiple view model that addresses different features and concerns of the system. Gokhle, 2007 architecture based approach to reliability assessment of software systems architecture based reliability models such as state based. In working with north drive, whose brand ethos is tied to the concepts of strengthening community, nature, and honest materials, the expansive westend park across from. Readers learn how to apply the principles and models in the specification and design of software systems to arrive at the highest level, and most complete and consistent view of a system. Embedding reflection and learning into agile software development.

Viewpointbased test requirement analysis modeling and. In order to represent the software architecture, we employ the socalled architecture based reliability model. Uml is one of objectoriented solutions used in software modeling and design. Dec 15, 2016 the iterative model is a particular implementation of a software development life cycle sdlc that focuses on an initial, simplified implementation, which then progressively gains more complexity and a broader feature set until the final system is complete. The model allows the user to modify condition of a software testing.

We illustrate how models can be used to provide insight into behavior and to aid reasoning about particular designs. A software architecturebased testing technique zhenyi jin, ph. Primitiveness means the design should be based on patterns that are easy to implement. Journals, conferences, proceedings, open access journals, scirp. Based on the description of its own condition and behavior, ratmm can adjust the testing process, obtain information about structure and behavior of testing process, and build software testing management model by reflective architecture. Design is defined as both the process of defining the architecture.

This allows us to explicitly consider the effects of such architectural features as loops and conditional branching on the overall reliability. Views are a partial expression of the system from a particular perspective. Architecture driven fault based testing for software safety havva gula y gurb uz m. A component model defines specific interaction and composition standards. The university of sheffield school of architecture. A model describing a sut is usually an abstract, partial presentation of the suts desired behavior. Testing dw systems had been studied in literature from various perspectives. Rup is not a single concrete prescriptive process, but rather an adaptable process framework, intended to be tailored by the development organizations and software project teams that will select the elements of the process that are appropriate for their needs. According to our reflective software architecture, the nversion and group management mechanisms are implemented at level d 1. A reflective architecture for process control applications. In this paper an improved software architecture based quality model is developed to ensure that a software product corresponds to the demanded software. Requirements modeling in software engineering is essentially the planning stage of a software application or system.

A reflective objectoriented architecture for developing fault. Embedding reflection and learning into agile software. A reflective agile practitioner is any software engineering professionaldeveloper, tester, manager, coachempowered by supportive management 3, who engages in reflective practice as a means. A measurement model to analyze the effect of agile enterprise. Ye peng, ying shi, jia xiangyang, yao junfeng, luo jubo, yuan wenjie, a reflective information model for reusing software architecture, in proc. The main emphasis of the paper is on resource management within this architecture accessible through one of the metamodels. Reflection is often used as part of software testing, such as for the runtime. Stlc involves both verification and validation activities. The paper then presents an architecture for reflective middleware based on a multimodel approach. School of architecture critical reflective essay for arc 6989. Reflective architecture highquality architecture stock.

Software engineering management, software engineering models. The validity of the model characterized into three categories. The results of the industrial case study showed that model driven architecture based testing can be effective for reducing the time to generate and execute the test cases, and enhancing the reliability of the system. A reflective approach for dynamic change of bpel process. The design of a resourceaware reflective middleware architecture. Institute of software, school of electronics engineering and computer science. Architectural frameworks, models, and views the mitre. Jordan tuzsuzov, chief engineer, visteon corporation how to think holistically for the system, to design, model, compose and decompose it this is what i have learned with mits architecture. Systems thinking, community context and reflective practices. Some attempts customized the software testing strategies to be adequate for use in dw testing 2, 3, 5, 18, 24 while others concentrated on addressing the etl testing. Model based testing can use different representations of the system to generate testing procedures for different aspects of the software systems. Reflection is used to separate a model of physical entities from the monitoring and controlling part of the application and to exchange metaobjects dynamically. Reflective architecture based software testing management.

The model integrates reflection theory and software architecture design method, constructed software testing management model by using metainformation theory and metamodel method. A software architecture based testing technique zhenyi jin, ph. A model based approach to systems requirements for event driven enterprise architecture balbir s. With cbd, the focus shifts from software programming to software system composing. Jefferson offutt this dissertation defines a formal technique to test software systems at the architectural level, particularly for software systems developed using software architecture. Reuse of software architecture is a relatively difficult problem in the practice of software engineering realm. Design testability evaluation model to assess software architecture based on testability. Toronto based developers, north drive, asked reflect architecture to create a space for them that would be a contemporary integration of office, sales centre, and event space. Reflective architecture based software testing management model. A computer running several software components is often called an application.

Pdf architectural design is a crucial issue in software engineering. We explore how successful software development is based on the following three intertwining thought processes. The shorter testing cycle for saas delivery is also driven by differences in the architectural model of software delivered as a service, as compared to traditional software delivery. This paper proposes ratmm reflective architecture based software testing management model. Considering the work presented in this paper, abc process model is improved as shown. Published in software architecture wicsa and european conference on software architecture ecsa in 2012.

The proposed platform is based on a communication site. The paper then presents an architecture for reflective middleware based on a multi model approach. Encouraging reflective practice in periods of professional. Some key elements in software architectural model are. Comparison of architecturebasedsoftware reliability models. Architecture view model represents the functional and nonfunctional requirements of software application. Test architecture is just architecture of test design in software testing domain, people confuses big pictures of test design and big pictures of test process or test management in software development, software architecture is not described in project plan though test architecture is described in test plan. Abstract it is common in many professional subject areas for students to undertake periods of workbased.

Viewpointbased test requirement analysis modeling and test. Access and download the software, tools, and methods that the sei creates, tests, refines, and disseminates. Furthermore, we investigate how requirements scenarios can be used to help construct models. In software development, software architecture is not described in project plan though test architecture. Software testing strategies types of software testing. Subsequently, several testing elements within the scope of traditional software testing can be eliminated from the saas testing. Many architecturebased software reliability models have been proposed in the past, mostly by ad hoc methods. When discussing the iterative method, the concept of incremental development will also. Im using what i learned to change the way we do architecture in software systems. In computer science, reflection is the ability of a process to examine, introspect, and modify its. Viewpoint based test requirement analysis modeling and test architectural design 2,547 views. Figure 1515 spiral model software development approach 186. As of 2010 many successful software component models exist.

A reflective objectoriented architecture for developing. Bring your creative projects to life with readytouse design assets from independent creators around the world. Architecture reflective reflection dark cctv frosted glass modern creative market is the worlds marketplace for design. Section 5 presents a case study conducted on an industrial system to validate the model. Modelbased systems engineering doesnt end with the creation of specifications and icds a systems architecture model provides a hub for data integration and transformation across the product lifecycle specifically of note is the ability to link analysis through the systems model to provide insight into architectural. Pdf adtemarchitecture design testability evaluation model to. Testing is organized by the developer of the software and by an independent test. Different testing techniques are suitable at different point in time. Critical learning and reflective practice through studio. Provides comprehensive coverage of the functional architecture for systems fas method created by the authors and based on common mbse practices covers architecture frameworks, including the system of systems, zachman frameworks, togaf, and more includes a consistent example system, the virtual museum tour. Note that the programmer of a dependable application does not have to.

Models are representations of how objects in a system fit structurally in and behave as part of the system. This property allows the creation of metaobjects responsible for managing. Model based testing is a software testing technique where run time behavior of software under test is checked against predictions made by a model. Reflection is an api which is used to examine or modify the behavior of methods, classes, interfaces at runtime. A management perspective the most critical technical product of a software project is its architecture. This paper proposes a new objectoriented reflective software architecture for. The model integrates reflection theory and software architecture design method, constructed software testing management model by using metainformation theory and meta model method. Furthermore, it is claimed that reflection offers a principled means of achieving these goals. Architecturebased software reliability modeling sciencedirect. Our architecture based model, also a whitebox approach, allows testing to be conducted between every two adjacent components, similar to a pairwise integration testing. Modelbased testing is an application of modelbased design for designing and optionally also executing artifacts to perform software testing or system testing. A software architecture can be defined in many ways. The design of a resourceaware reflective middleware. Formalization model for a reuse approach of software architecture.

These questions and related ones are the subject of software architecture shaw. An architecture framework is an encapsulation of a minimum set of practices and requirements for artifacts that describe a systems architecture. Viewpoint based software test engineering process is a generic test engineering process model focusing on test viewpoint you can stress upper phase of test engineering process such as test requirement analysis and test. Performance aware service pool in dependable service oriented.

Aspectoriented roleoriented subjectoriented recursive symbolic valuelevel contrast. Modelbased system architecture wiley series in systems. Dod test and evaluation management guide table of contents 2 5. The university of sheffield school of architecture critical. The computational model chosen for the definition of the software architecture is based on object groups. As per difference in both, the applications come where, how to access the resources. Component based development techniques involve procedures for developing software systems by choosing ideal offtheshelf components and then assembling them using a welldefined software architecture. For the reflection mechanism, the main idea is separating system architecture into two levels metalevel and baselevel. An architectural model for software testing lesson learned.

Generally, the process will begin when a business or an. As a popular approach to dependable service oriented architecture soa, a service pool collects a set of services that provide the same functionality by different service providers for achieving desired reliability. What is clientserver and web based testing and how to. In iterative model we can only create a highlevel design of the. Software testing life cyclestlc is a sequence of specific activities conducted during the testing process to ensure software quality goals are met. The model integrates reflection theory and software. Software test architecture design focusing on test viewpoints. This strategy tests the functionality of the software according to the real world scenario like software functioning in an organization. This book will also serve as a reference to students and researchers interested in functional architectures. What is iterative model advantages, disadvantages and. Oct 26, 2014 a reflective agile practitioner is any software engineering professionaldeveloper, tester, manager, coachempowered by supportive management 3, who engages in reflective practice as a means. Hence, in iterative model the whole product is developed step by step. The testing results of those, not of a complete system, are then used to compute the reliability of software. Model based testing mbt relies on models of system requirements and behavior to automate the generation of the test cases and their execution.