计算器黑盒测试实验报告

1、西南科技大学计算机学院实验报告实 验 名 称 计算器黑盒测试 实 验 地 点 实 验 日 期 指 导 教 师 学 生 班 级 学 生 姓 名 学 生 学 号 提 交 日 期 软件教研室制一、测试目的设计测试用例、使用各种测试方法进行计算器的测试，并对测试结果进行分析二、测试内容1.软件说明：实现一个小的计算器程序，只需要完成加、减、乘、除运算 ，设计测试用例，并对测试结果进行分析，同时计算器运行稳定。2、设计测试用例3、执行测试 4、测试结果分析5、源代码三、测试步骤 (一)、计算器界面2、设计测试用例（1）等价类测试：1、4个等价类测试用例的分析过程如下:测试用例加减乘除预期输出整型55+5

2、078-2415*2536/4正常运算小数25.3+12.714.3-11.725.6*12.850.2/20.7正常运算负数-20+-21(-15)-(-14)-12*-12-16/-5正常运算无效输入E1+t2G4-k5I5*l6Ff/se非法操作无法输入2、对应测试的结果分析：整型：1. 加（55+50）2.减（78-24） 3.乘（15*25） 4.除（36/4） 小数1.加(25.3+12.7) 2.减(14.3-11.7) 3.乘(25.6*12.8) 4.除(50.2/20.7) 负数6.加 -20+-21 7.减(-15)-(-14) 8.乘-12*-12 9.除 -16/-5

3、 (其中算式写法错误导致正常运算错误)无效输入1 加（E1+t2）：程序中无效数字无法正常输入，程序无法进行。2 减（G4-k5）程序中无效数字无法正常输入，程序无法进行。（同上）3 乘（I5*l6）程序中无效数字无法正常输入，程序无法进行。（同上）4 除（Ff/se）程序中无效数字无法正常输入，程序无法进行。（同上）5（2）边界值法设计测试：加法：1、 计算器4个标准等价类测试用例的分析过程如下:测试用例被加数加数预期输出Test1010正常运算Test2110正常运算Test34010正常运算Test455.510正常运算Test5-7010正常运算Test61010正常运算Test710

4、110正常运算Test8100不能运算Test9101正常运算Test101040正常运算Test111055.5正常运算Test1210-78正常运算Test1310100正常运算Test1410101正常运算2、 对应测试与结果：测试结果运算均属正常，对应的部分的示图如下：Test1结果：Test2结果：Test3结果：Test4结果：Test5结果：Test6结果：减法：1、 计算器4个标准等价类测试用例的分析过程如下:测试用例被减数减数预期输出Test1010正常运算Test2110正常运算Test34010正常运算Test455.510正常运算Test5-7810正常运算Test61

5、0010正常运算Test710110正常运算Test8100不能运算Test9101正常运算Test101040正常运算Test111055.5正常运算Test1210-78正常运算Test1310100正常运算Test1410101正常运算2、对应测试与结果：测试结果运算均属正常，对应的部分的示图如下：Test1结果：Test3结果：Test4结果：Test5结果：Test6结果：乘法1、计算器4个标准等价类测试用例的分析过程如下:测试用例被乘数乘数预期输出Test1050正常运算Test215正常运算Test32410正常运算Test455.510正常运算Test5-7810正常运算Tes

6、t610010正常运算Test710110正常运算Test8100不能运算Test9101正常运算Test101040正常运算Test111055.5正常运算Test1210-78正常运算Test1310100正常运算Test1410101正常运算2、对应测试与结果：测试结果运算均属正常，对应的部分的示图如下：Test1结果：Test3结果：Test4结果：Test5结果：Test6结果：除法1、计算器4个标准等价类测试用例的分析过程如下:测试用例被除数除数预期输出Test1010正常运算Test2110正常运算Test34010正常运算Test455.510正常运算Test5-7810正常运

7、算Test610010正常运算Test710110正常运算Test8100正常运算Test9101正常运算Test101040正常运算Test111055.5正常运算Test1210-78正常运算Test1310100正常运算Test1410101正常运算2、对应测试与结果：对应的部分的示图如下：Test1结果：Test2结果：Test3结果：Test8结果：附录：源代码CCalculateDlg:CCalculateDlg(CWnd* pParent /*=NULL*/): CDialog(CCalculateDlg:IDD, pParent)/AFX_DATA_INIT(CCalculat

8、eDlg)m_parameter = 0.0;/AFX_DATA_INIT/ Note that LoadIcon does not require a subsequent DestroyIcon in Win32m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);CalculatePara = 0;CalculateResult = 0;Ispoint = false;Sumpoint = 0;void CCalculateDlg:DoDataExchange(CDataExchange* pDX)CDialog:DoDataExchange

9、(pDX);/AFX_DATA_MAP(CCalculateDlg)DDX_Text(pDX, IDC_EDIT, m_parameter);/AFX_DATA_MAPBEGIN_MESSAGE_MAP(CCalculateDlg, CDialog)/AFX_MSG_MAP(CCalculateDlg)ON_WM_SYSCOMMAND()ON_WM_PAINT()ON_WM_QUERYDRAGICON()ON_BN_CLICKED(IDC_clear, Onclear)ON_BN_CLICKED(IDC_calculate, Oncalculate)ON_BN_CLICKED(IDC_para

10、1, Onpara1)ON_BN_CLICKED(IDC_para2, Onpara2)ON_BN_CLICKED(IDC_para3, Onpara3)ON_BN_CLICKED(IDC_para4, Onpara4)ON_BN_CLICKED(IDC_para5, Onpara5)ON_BN_CLICKED(IDC_para6, Onpara6)ON_BN_CLICKED(IDC_para7, Onpara7)ON_BN_CLICKED(IDC_para8, Onpara8)ON_BN_CLICKED(IDC_para9, Onpara9)ON_BN_CLICKED(IDC_para0,

11、Onpara0)ON_BN_CLICKED(IDC_point, Onpoint)ON_BN_CLICKED(IDC_minus, Onminus)ON_BN_CLICKED(IDC_plus, Onplus)ON_BN_CLICKED(IDC_subtrack, Onsubtrack)ON_BN_CLICKED(IDC_multiply, Onmultiply)ON_BN_CLICKED(IDC_divide, Ondivide)/AFX_MSG_MAPEND_MESSAGE_MAP()/ CCalculateDlg message handlersBOOL CCalculateDlg:On

12、InitDialog()CDialog:OnInitDialog();/ Add "About." menu item to system menu./ IDM_ABOUTBOX must be in the system command range.ASSERT(IDM_ABOUTBOX & 0xFFF0) = IDM_ABOUTBOX);ASSERT(IDM_ABOUTBOX < 0xF000);CMenu* pSysMenu = GetSystemMenu(FALSE);if (pSysMenu != NULL)CString strAboutMenu;

13、strAboutMenu.LoadString(IDS_ABOUTBOX);if (!strAboutMenu.IsEmpty()pSysMenu->AppendMenu(MF_SEPARATOR);pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);/ Set the icon for this dialog. The framework does this automatically/ when the application's main window is not a dialogSetIcon(m

14、_hIcon, TRUE);/ Set big iconSetIcon(m_hIcon, FALSE);/ Set small icon/ TODO: Add extra initialization herereturn TRUE; / return TRUE unless you set the focus to a controlvoid CCalculateDlg:OnSysCommand(UINT nID, LPARAM lParam)if (nID & 0xFFF0) = IDM_ABOUTBOX)CAboutDlg dlgAbout;dlgAbout.DoModal();

15、elseCDialog:OnSysCommand(nID, lParam);/ If you add a minimize button to your dialog, you will need the code below/ to draw the icon. For MFC applications using the document/view model,/ this is automatically done for you by the framework.void CCalculateDlg:OnPaint() if (IsIconic()CPaintDC dc(this);

16、/ device context for paintingSendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);/ Center icon in client rectangleint cxIcon = GetSystemMetrics(SM_CXICON);int cyIcon = GetSystemMetrics(SM_CYICON);CRect rect;GetClientRect(&rect);int x = (rect.Width() - cxIcon + 1) / 2;int y = (rect.Height

17、() - cyIcon + 1) / 2;/ Draw the icondc.DrawIcon(x, y, m_hIcon);elseCDialog:OnPaint();/ The system calls this to obtain the cursor to display while the user drags/ the minimized window.HCURSOR CCalculateDlg:OnQueryDragIcon()return (HCURSOR) m_hIcon;void CCalculateDlg:Onclear() UpdateData(true);m_para

18、meter = 0;CalculatePara = 0;CalculateResult = 0;Ispoint = false;Sumpoint = 0;UpdateData(false);/ TODO: Add your control notification handler code herevoid CCalculateDlg:Oncalculate() UpdateData(true);CalculatePara = m_parameter;switch(CalculateExpre)case'+':CalculateResult += CalculatePara;m

19、_parameter = CalculateResult;break;case'-':CalculateResult -= CalculatePara;m_parameter = CalculateResult;break;case'*':CalculateResult *= CalculatePara;m_parameter = CalculateResult;break;case'/':if (CalculatePara)CalculateResult /= CalculatePara;m_parameter = CalculateResul

20、t;elsem_parameter = 0;MessageBox("除数不能为零!");break;/ TODO: Add your control notification handler code hereCalculatePara = 0;CalculateResult = 0;Ispoint = false;Sumpoint = 0;UpdateData(false);void CCalculateDlg:Onpara1() UpdateData(true);if (!Ispoint)CalculatePara = m_parameter*10 + 1;elseCa

21、lculatePara = m_parameter + 1/pow(10,Sumpoint);Sumpoint+;m_parameter = CalculatePara;UpdateData(false);/ TODO: Add your control notification handler code herevoid CCalculateDlg:Onpara2() UpdateData(true);if (!Ispoint)CalculatePara = m_parameter*10 + 2;elseCalculatePara = m_parameter + 2/pow(10,Sumpo

22、int);Sumpoint+;m_parameter = CalculatePara;UpdateData(false);/ TODO: Add your control notification handler code herevoid CCalculateDlg:Onpara3() UpdateData(true);if (!Ispoint)CalculatePara = m_parameter*10 + 3;elseCalculatePara = m_parameter + 3/pow(10,Sumpoint);Sumpoint+;m_parameter = CalculatePara

23、;UpdateData(false);/ TODO: Add your control notification handler code herevoid CCalculateDlg:Onpara4() UpdateData(true);if (!Ispoint)CalculatePara = m_parameter*10 + 4;elseCalculatePara = m_parameter + 4/pow(10,Sumpoint);Sumpoint+;m_parameter = CalculatePara;UpdateData(false);/ TODO: Add your contro

24、l notification handler code herevoid CCalculateDlg:Onpara5() UpdateData(true);if (!Ispoint)CalculatePara = m_parameter*10 + 5;elseCalculatePara = m_parameter + 5/pow(10,Sumpoint);Sumpoint+;m_parameter = CalculatePara;UpdateData(false);/ TODO: Add your control notification handler code herevoid CCalc

25、ulateDlg:Onpara6() UpdateData(true);if (!Ispoint)CalculatePara = m_parameter*10 + 6;elseCalculatePara = m_parameter + 6/pow(10,Sumpoint);Sumpoint+;m_parameter = CalculatePara;UpdateData(false);/ TODO: Add your control notification handler code herevoid CCalculateDlg:Onpara7() UpdateData(true);if (!I

26、spoint)CalculatePara = m_parameter*10 + 7;elseCalculatePara = m_parameter + 7/pow(10,Sumpoint);Sumpoint+;m_parameter = CalculatePara;UpdateData(false);/ TODO: Add your control notification handler code herevoid CCalculateDlg:Onpara8() UpdateData(true);if (!Ispoint)CalculatePara = m_parameter*10 + 8;

27、elseCalculatePara = m_parameter + 8/pow(10,Sumpoint);Sumpoint+;m_parameter = CalculatePara;UpdateData(false);/ TODO: Add your control notification handler code herevoid CCalculateDlg:Onpara9() UpdateData(true);if (!Ispoint)CalculatePara = m_parameter*10 + 9;elseCalculatePara = m_parameter + 9/pow(10

28、,Sumpoint);Sumpoint+;m_parameter = CalculatePara;UpdateData(false);/ TODO: Add your control notification handler code herevoid CCalculateDlg:Onpara0() UpdateData(true);if (!Ispoint)CalculatePara = m_parameter*10 + 0;elseSumpoint+;m_parameter = CalculatePara;UpdateData(false);/ TODO: Add your control notification handler code herevoid CCalculateDlg:Onpoint() Ispoint = true;Sumpoint = 1;/ TODO: Add your control notification handler code herevoid CCalculateDlg:Onminus() UpdateData(true);m_parameter = 0 - m_parameter;UpdateData(