实验04使用基本路径测试法求解“自动售货机”问题

1、实验报告实验序号：04 实验项目名称： 使用基本路径测试法求解“自动售货机”问题学号122姓名专业、班实验地点实 1-511指导教师实验时间2013/4/27一、实验目的及要求理解基本路径覆盖测试法的概念和方法；掌握使用Eclipse+JUnit+EclEmma进行基本路径覆盖测试的方法。二、实验设备（环境）及要求开发环境：Eclipse v3.7及以上版本；JUni t v4.10及以上版本；文本编辑软件。 硬件要求：CPU PIV以上，256M 存，1G硬盘空间。系统要求：Windows98/Me/XP/NT/2000 , IE 5 以上。三、实验容步骤1. 下载并安装Eclipse+JU

2、nit+EclEmma头验环境；2. 通读自动售货机程序，并在 Eclipse环境下运行该程序；3. 使用基本路径测试法设计测试用例，完成以下表格；编号输入值Type输入值money状态预期输出实际情 况001Beer5C各资 源剩 余In put In formati onType: Beer; Mon ey: 5 Cen ts; Chan ge: 0Curre nt StateBeer: 5Orange Juice: 65 Ce nts: 71 Dollar: 6002Oran geJ uice5C各资 源剩 余In put In formati onType: Oran geJuice;

3、 Mon ey: 5 Cen ts; Chan ge: 0Curre nt StateBeer: 6Orange Juice: 55 Ce nts: 71 Dollar: 6003Beer1D没有 啤酒Failure In formati onBeer Shortage步骤:1、解压eclemma软件包，并放到 eclipse安装目录的dropins文件夹下:卜计昌f7):j Pogrann -lies eclips3 卜 drepine文件F摘旧匪如TBrj掛就H)1| 卿共星”克爆新議立肆夬"1A療说口期大小B傭.fea:ur«2D13M7 18:21垃plluqins

4、20L3f4/2/ LK2L2、重新启动eclipse软件，菜单栏会出现新的图标:3、查看 Win dows 的 Customize perspective 项中的 Comma nd Groups Availabiity 多了 Coverage 项:二 Cusiomize Perspective - JavaT<?dl Br 讪/bilisyMenu VSbili+jiCcinrnand Groups Ava hbility | Short C-uKthr ccmmiand g rou thiit you vzcnt te wer add-rd Iocurrent pr"5pe

5、cti¥c, J j. THe Hrioib +irld节 whichmenu items nd/'or toolbar item & are added to thm peri pectin by th® selected Lemrr_i j ndl greu.Avalfiblc com nd giDups:Menuoar detail：Too lb or detailsy An厂 ctsti 口n Nayigtian眉 RuinLaunchAnt tdor Pr喘扁口n匚 Courage Lart Launched時！ Ci&vera geV 昌

6、|跑 Iqpoint备匚cigr书吕 History> Chti：CqwTdtgjp K/ Convert LiHie Del mirters厂匚 exqe建 Covcraac4、编写待测试类 SaleMachi ne.java 文件和测试 Jun it Test Case 文件 SaleMachi neTest.java:吉 - cyf/src/SaleWdchineTcst.java - Eclip-File Edit Sou rre R-eiactor Navigate £幅 Package Explo 诙.融 JUriit 口 已 -色审J s reIJ | SaleM

7、acliine.javafTj 5白I巴IVlBclinqXpgtjdv酋J RE System Library 卩刃问El 1,6目、JUnit45、先点击运行看看，覆盖了33.1%:6、分析：红色代表未执行、黄色代表条件没有全部执行、绿色代表执行过了:4Snwrti rnse-rt 74 : 32File Ebl氐旳 He兔 adi 吨 ect 如 用 ip* H-el =匕曙莘 O * Q* Uj' & * 筋C 莘* 咿口押転¥i豁伸*7、继续修改测试代码，直到覆盖率达到100% :共编写了 12个测试用例，使待测试代码100%被覆盖，运行如图: _ava -

8、 4/Srx/Gfa eM'achw-eTffFt jvia - EcipX-eFile £drt Bearer iR.c4ajctnr INzwi 曙 ate JbfM Praj«t Run Wir>dlcTw Hdp士®. 讦Ft 留 MJ 炉2-Q) SMWKhllWjMi £ntJdrva :皐Sa 1*MacJi zr.e sal eKEzJzzne new SalBHa =S.±r.e (t, G, Er DI ：Strlflg expec*:e'±Be.3,iLt 'FE.llurs- In

9、E = maTLzn %*l* 4 *Dr®ng®JUiee SnorraM-"：i- ifrKFrrriErsu.j'E, 3*1rap?-ser "CTflri "里"；cr ;Niiriu O ifcirror O Falum:苗 tMtOfMrdniaiM. i ik：i ; 爭 M0|p«FHriM9 (CLOOO ) 0i!|" rcr 才A ttrtOpcFb命T J &K :' 亍 tEt0p<rird厂日：O3C i' 性 t«tOpwratiQir

10、9 IC.CCC 牛 tetOpsradcrlO L.CL 3 l 医 EmtOrlicmLl (PXMH 4 啦 trrtQperwlior 12 '-'.''.cl'lFfi3< 'EfiBTlanlH 5 SBili-Hnefii-e aa：JW*STTing- e33?ecTe-±Rt3-jLz " FtLlijrr ItE 1 m-Hinge 二二口二七a二已"* q二K i «lx羊建 cc&dKt suit H glaanjm o険p s ixzo圮(弟。盂n上s a* a *

11、丹 i |<3Z=:3Tp-cli'llc tdkI t3tCi：-ia.t:l±±L2 I) r匸工丄QLlCHA蟲D J&4&Ha3EXn4 匕Ai a I« i> ft：H右UbCgRundL盂-"FB.LXU-S? lCsnWCLSn " HHaney I.zxar"3 5JSXLZh_3_S |e_Ki：-=- -*d-H.?5U-LL J 54_1-=111 .ZlJ.Z.-" !_= Z. H. - -LUZ.-二日二二 d丄1.二已". ""_

12、 ' I r Fanurs- Tricfr四、实验结果与数据处理a最终待测试代码如下：cou ntOfOra ngeJuicecou ntOfFiveCe ntspublic class SaleMachi ne private int cou ntOfBeercou ntOfO neDollar;privateStri ngtypeOfGoods = "Beer" , "Ora ngeJuice"private String resultOfDeal ;public SaleMachi ne()in itial();public void in

13、 itial()cou ntOfBeer= 6;cou ntOfOra ngeJuice= 6;cou ntOfFiveCe nts= 6;cou ntOfO neDollar= 6;public SaleMachi ne(int fiveCe on eDollar,int n umOfBeer,intn umOfOra nge)/便于测试的初始化函数cou ntOfFiveCe nts= fiveCe nts;cou ntOfO neDollar=on eDollar;cou ntOfBeer= n umOfBeer;cou ntOfOra ngeJuice= n umOfOr

14、a nge;publicStr ing curre ntState()Stri ng state ="Curre nt Staten""Beer: "+ cou ntOfBeer +"n"+"Ora nge Juice:""5 Ce nts:"+ cou ntOfOra ngeJuicecou ntOfFiveCe nts +"n"+"n"+"1 Dollar:"cou ntOfO neDollarreturn state; publi

15、c/type ifString operation(String type, String money)是用户选择的产品，money是用户投币种类(money.equalslgnoreCase("5C" )/ 如果用户投入 5 角钱if(type.equals(typeOfGoods 0)/如果用户选择啤酒if(countOfBeer >0)/如果还有啤酒cou ntOfBeercou ntOfFiveCe nts+resultOfDeal: "I nput In formati on n""Type: Beer; Money: 5 Ce

16、nts; Change: 0nn"curre ntState();returnresultOfDeal elseresultOfDeal"Failure In formati on n"+ "Beer Shortage"return resultOfDealelseif(type.equals(typeOfGoods 1)/用户选择橙汁if(countOfOrangeJuice> 0)cou ntOfOra ngeJuice cou ntOfFiveCe nts+resultOfDeal"In put In formati on

17、 n"0nn"+ curre ntState();returnShortage" else"Type: Oran geJuice; Mon ey: 5 Cen ts; Change:resultOfDealelseif elseresultOfDeal"Failure Information n"return resultOfDealresultOfDeal"Failure Information n"return resultOfDeal(mon ey.equalsIg no reCase(/if(cou ntO

18、fFiveCe nts>0) /if(countOfFiveCentsif(type.equals(择啤酒而且还有啤酒cou ntOfBeer+ "Ora ngeJuice+ "Type Error""1D" )/如果用户投入一元钱如果用户投入一元钱> 0)/如果售货机有零钱typeOfGoods0)&& countOfBeer >0) / 如果用户选cou ntOfFiveCe ntscou ntOfO neDollar+resultOfDeal= "I nput In formati on n&q

19、uot;"Type: Beer; Money: 1 Dollar; Change: 5Cen tsnn"+ curre ntState();returnresultOfDealelse if(type.equals( 汁typeOfGoods 1)&&cou ntOfOra ngeJuice>0) /如果用户选择橙汁而且还有橙cou ntOfOra ngeJuicecou ntOfFiveCe ntscou ntOfO neDollar+resultOfDeal"I nput In formati on: n""Type:

20、 Oran geJuice; Mo ney: 1 Dollar;Chan ge: 5 Cen tsnn"+ curre ntState();return resultOfDeal ;elseif (type.equals( typeOfGoods0)&& countOfBeer+ "Beer+ "TyperesultOfDeal = "Failure In formatio n n"Shortage" ;return resultOfDeal ;elseif (type.equals( typeOfGoods 1)&a

21、mp;&countOfOrangeJuice<=0)resultOfDeal = "Failure In formatio n n""Oran geJuice Shortage"return resultOfDeal ;elseresultOfDeal = "Failure In formatio n n"Error" ;return resultOfDeal ;elseShortage"resultOfDeal = "FailureIn formati onn" + "

22、Cha ngereturn resultOfDeal ;/*elseresultOfDeal = "Failure In formation n" + "Mo ney Error"return resultOfDeal;*/resultOfDeal = "Failure In formation n"+ "Mo ney Error" ;return resultOfDeal ;b、最终测试代码如下：import staticorg.ju nit.Assert.*;importimportimportpublicSa

23、leMachi nesaleMach inenew SaleMachi ne();org.ju nit.After;org.ju ni t.Before;org.ju nit.Test;class SaleMachi neTest BeforepublicAftervoidsetUp() throwsExcepti on publicTestvoidtearDow n()throws Excepti on testOperatio n1() voidpublicStr ing expectedResult ="I nput In formati on n""Typ

24、e: OrangeJuice; Money: 5 Cents; Change: 0nn""Curre nt Staten" "Beer: 6n" "Ora nge Juice: 5n""5 Cents: 7n""1 Dollar: 6"assertEquals (expectedResult, TestsaleMach ine .operati on("OrangeJuice", "5C");public void testOperati on

25、2() "In put In formati on n"Str ing expectedResult ="Type: Beer; Money: 5 Cents; Change: 0nn""Curre nt Staten" "Beer: 5n" "Ora nge Juice: 6n""5 Cents: 7n""1 Dollar: 6"assertEquals (expectedResult,saleMach ine .operati on("Bee

26、r""5C");Testpublic void testOperati on 3() SaleMach ine saleMach ine =Str ing expectedResult ="Beer Shortage" ;assertEquals(expectedResult, saleMach in e.operati on(new SaleMachi ne(6,6,0,6);"Failure In formati on n""Beer""5c");Testpublic void t

27、estOperati on 4() SaleMach ine saleMach ine =new SaleMachi ne(6,6,6,0);Str ing expectedResult ="Failure In formati on n""Ora ngeJuice Shortage"assertEquals (expectedResult, saleMach in e.operati on("OrangeJuice", "5c");Testpublic void testOperati on 5() SaleMa

28、ch ine saleMach ine =new SaleMachi ne(6,6,6,6);"Failure In formati on n"Str ing expectedResult ="Type Error" ;assertEquals (expectedResult, saleMach in e.operati on( Test"apple","5c");public void testOperati on 6() Str ing expectedResult ="I nput In forma

29、ti on n""Type: Beer; Money: 1 Dollar; Change: 5 Centsnn""Curre nt Staten""Beer: 5n""Ora nge Juice: 6n""5 Cents: 5n""1 Dollar: 7"assertEquals (expectedResult,saleMach ine .operati on("Beer""1D");Testpublic void testO

30、perati on 7() Str ing expectedResult ="Type: OrangeJuice; Money: 1 Dollar; Change: 5 Centsnn""Curre nt Staten""In put In formati on: n""Beer: 6n""Ora nge Juice: 5n""5 Cents: 5n""1 Dollar: 7"assertEquals (expectedResult, TestsaleMa

31、ch ine .operati on("Oran geJuice","1D");public void testOperati on 8() SaleMach ine saleMach ine =Str ing expectedResult ="Beer Shortage" ;assertEquals(expectedResult, saleMach in e.operati on(Testnew SaleMachi ne(6,6,0,6);"Failure In formati on n""Beer""1D");public void testOperati on 9() SaleMach ine saleMach ine =Str ing expectedResult =new SaleMachi ne(6,6,6,6);"Failure In formati on n""Type Error"assertEquals (expectedRes