DotNet软件测试自动化之道源码

// Chapter 3 - Windows-Based UI Testing // Example Program: WindowsUITest using System; using System.Diagnostics; using System.Runtime.InteropServices; using System.Threading; namespace WindowsUITest { class Class1 { [STAThread] static void Main(string[] args) { try { Console.WriteLine("\nLaunching application under test"); string path = "..\\..\\..\\WinApp\\bin\\Debug\\WinApp.exe"; Process p = Process.Start(path); Console.WriteLine("\nFinding main window handle"); IntPtr mwh = FindMainWindowHandle("Form1", 100, 25); Console.WriteLine("Main window handle = " + mwh); Console.WriteLine("\nFinding handles to textBox1, comboBox1"); Console.WriteLine(" button1, listBox1"); // you may want to add delays here to make sure Form has rendered IntPtr tb = FindWindowEx(mwh, IntPtr.Zero, null, "<enter color>"); IntPtr cb = FindWindowByIndex(mwh, 1); IntPtr butt = FindWindowEx(mwh, IntPtr.Zero, null, "button1"); IntPtr lb = FindWindowByIndex(mwh, 3); if (tb == IntPtr.Zero || cb == IntPtr.Zero || butt == IntPtr.Zero || lb == IntPtr.Zero) throw new Exception("Unable to find all controls"); else Console.WriteLine("All control handles found"); Console.WriteLine("\nClicking button1"); ClickOn(butt); Console.WriteLine("Clicking away Error message box"); Thread.Sleep(1000); IntPtr mb = FindMessageBox("Error"); if (mb == IntPtr.Zero) throw new Exception("Unable to find message box"); IntPtr okButt = FindWindowEx(mb, IntPtr.Zero, null, "OK"); if (okButt == IntPtr.Zero) throw new Exception("Unable to find OK button"); ClickOn(okButt); Console.WriteLine("Typing 'red' and 'blue' to application"); SendChars(tb, "red"); ClickOn(cb); SendChars(cb, "blue"); Console.WriteLine("Clicking on button1"); ClickOn(butt); Console.WriteLine("\nChecking listBox1 for 'purple'"); uint LB_FINDSTRING = 0x018F; int result = SendMessage4(lb, LB_FINDSTRING, -1, "Result is purple"); if (result >= 0) Console.WriteLine("\nTest scenario result = Pass"); else Console.WriteLine("\nTest scenario result = *FAIL*"); Console.WriteLine("\nExiting app in 3 seconds . . . "); Thread.Sleep(3000); IntPtr hMainMenu = GetMenu(mwh); IntPtr hFile = GetSubMenu(hMainMenu, 0); int iExit = GetMenuItemID(hFile, 0); uint WM_COMMAND = 0x0111; SendMessage2(mwh, WM_COMMAND, iExit, IntPtr.Zero); Console.WriteLine("\nDone"); Console.ReadLine(); } catch(Exception ex) { Console.WriteLine("Fatal error: " + ex.Message); } } // Main() static IntPtr FindTopLevelWindow(string caption, int delay, int maxTries) { IntPtr mwh = IntPtr.Zero; bool formFound = false; int attempts = 0; do { mwh = FindWindow(null, caption); if (mwh == IntPtr.Zero) { Console.WriteLine("Form not yet found"); Thread.Sleep(delay); ++attempts; } else { Console.WriteLine("Form has been found"); formFound = true; } } while (!formFound && attempts < maxTries); if (mwh != IntPtr.Zero) return mwh; else throw new Exception("Could not find Main Window"); } // FindTopLevelWindow() static IntPtr FindMainWindowHandle(string caption, int delay, int maxTries) { return FindTopLevelWindow(caption, delay, maxTries); } static IntPtr FindMessageBox(string caption) { int delay = 100; int maxTries = 25; return FindTopLevelWindow(caption, delay, maxTries); } static IntPtr FindWindowByIndex(IntPtr hwndParent, int index) { if (index == 0) return hwndParent; else { int ct = 0; IntPtr result = IntPtr.Zero; do { result = FindWindowEx(hwndParent, result, null, null); if (result != IntPtr.Zero) ++ct; } while (ct < index && result != IntPtr.Zero); return result; } } // FindWindowByIndex() static void ClickOn(IntPtr hControl) { uint WM_LBUTTONDOWN = 0x0201; uint WM_LBUTTONUP = 0x0202; PostMessage1(hControl, WM_LBUTTONDOWN, 0, 0); PostMessage1(hControl, WM_LBUTTONUP, 0, 0); } static void SendChar(IntPtr hControl, char c) { uint WM_CHAR = 0x0102; SendMessage1(hControl, WM_CHAR, c, 0); } static void SendChars(IntPtr hControl, string s) { foreach (char c in s) { SendChar(hControl, c); } } // P/Invoke Aliases [DllImport("user32.dll", EntryPoint="FindWindow", CharSet=CharSet.Auto)] static extern IntPtr FindWindow(string lpClassName, string lpWindowName); [DllImport("user32.dll", EntryPoint="FindWindowEx", CharSet=CharSet.Auto)] static extern IntPtr FindWindowEx(IntPtr hwndParent, IntPtr hwndChildAfter, string lpszClass, string lpszWindow); // for WM_CHAR message [DllImport("user32.dll", EntryPoint="SendMessage", CharSet=CharSet.Auto)] static extern void SendMessage1(IntPtr hWnd, uint Msg, int wParam, int lParam); // for WM_COMMAND message [DllImport("user32.dll", EntryPoint="SendMessage", CharSet=CharSet.Auto)] static extern void SendMessage2(IntPtr hWnd, uint Msg, int wParam, IntPtr lParam); // for WM_LBUTTONDOWN and WM_LBUTTONUP messages [DllImport("user32.dll", EntryPoint="PostMessage", CharSet=CharSet.Auto)] static extern bool PostMessage1(IntPtr hWnd, uint Msg, int wParam, int lParam); // for WM_GETTEXT message [DllImport("user32.dll", EntryPoint="SendMessage", CharSet=CharSet.Auto)] static extern int SendMessage3(IntPtr hWndControl, uint Msg, int wParam, byte[] lParam); // for LB_FINDSTRING message [DllImport("user32.dll", EntryPoint="SendMessage", CharSet=CharSet.Auto)] static extern int SendMessage4(IntPtr hWnd, uint Msg, int wParam, string lParam); // Menu routines [DllImport("user32.dll")] // static extern IntPtr GetMenu(IntPtr hWnd); [DllImport("user32.dll")] // static extern IntPtr GetSubMenu(IntPtr hMenu, int nPos); [DllImport("user32.dll")] // static extern int GetMenuItemID(IntPtr hMenu, int nPos); } // class } // ns