software testing

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1、Chapter6SoftwareTesting助教翻譯Chapter6SoftwareTesting6.1SoftwareTestingFundamentals軟體測試基礎6.1.1WhatisSoftwareTesting何謂軟體測試6.1.2VerificationandValidation驗證與確認6.1.3TheVModelV模型6.2TestingPrinciples測試原則6.3TestingTechniques測試技術6.3.1White-BoxTestingTechniques白箱測試6.3.2Black-BoxTe

2、stingTechniques黑箱測試Chapter6SoftwareTesting(cont’d)6.4SoftwareTestingStrategies軟體測試策略6.4.1UnitTesting單元測試6.4.2IntegrationTesting整合測試6.4.3SystemTesting系統測試6.4.4AcceptanceTesting驗收測試6.5Object-OrientedTesting物件導向測試ReferencesSoftwareTestingFundamentals軟體測試基礎Whatissoftwaretes

3、ting?什麼是軟體測試Myers:Theprocessofexecutingaprogramwiththeintentoffindingerrors.一個為了找出錯誤而執行程式的程序Beizer:Theactofdesigningandexecutingtests.一個設計與執行測試的動作Whittaker:Theprocessofexecutingasoftwaresystemtodeterminewhetheritmatchesitsspecificationandexecutesinitsintendedenvironment一

4、個用來檢視是否符合(需求)規格並於設定的環境執行軟體系統的程序IEEE:Theprocessofoperatingasystemorcomponentunderspecifiedconditions,observingorrecordingtheresults,andmakinganevaluationofsomeaspectofsystemorcomponent.於特定的條件下操作一個系統或元件，觀察或記錄結果，以評估系統或元件是否有某方面的問題SoftwareTestingFundamentals(cont’d)Whydowetes

5、t?為何要測試Tocheckifthereareanyerrorsinapartoraproduct.檢查產品或某部分是否有錯誤Togaintheconfidenceinthecorrectnessoftheproduct.增加對產品正確的信心程度Toensurethequalityandsatisfactionoftheproduct確保產品品質與滿意度Testingvs.debugging測試vs.除錯Testingistoshowthataprogramhasbugs測試只是證實程式有無錯誤Debuggingistolocatea

6、ndcorrecttheerrorormisconceptionthatcausetheprogramfailures除錯是找到錯誤所在並改正錯誤SoftwareTestingFundamentals(cont’d)WhoTeststheSoftware?誰來測試軟體Developmentengineers開發人員Understandthesystem,buttest“gently”了解系統，但客氣地測試Drivenby“delivery”以釋出為目的Onlyperformunittestsandintegrationtests一般只做

7、單元測試及整合測試Testengineers測試工程師(負責系統測試)Needtolearnthesystem,butattempttobreakit需要瞭解系統，但想盡辦法破壞系統Drivenby“quality”以品質為目的Definetestcases,writetestspecifications,runtests,analyzeresults設計測試案例、寫測試規格、執行測試、分析測試Customers客戶(負責驗收測試)Drivenby“requirements”需求為目的Determineifthesystemsatisf

8、iestheacceptancecriteria決定系統是否滿足驗收標準TestCases測試案例Usuallyatestcaseincludesinputdataandexpectedresults.通常