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UITestBench, a lightweight UI testing library

, 3 Apr 2008 CPOL
This article describes how to build a lightweight test bench for testing user interfaces which are written entirely in C#/.NET, using NUnit or any other unit test framework.
/*
 * This file is licensed under the Code Project CPOL License
 * http://www.codeproject.com/info/cpol10.aspx
 * 
 * © Steffen Schütte 2008
 */

using System;
using System.Collections.Generic;
using System.Text;
using NUnit.Framework;
using de.steffenschuette.UITest.Framework;
using System.Threading;
using System.Windows.Forms;



namespace de.steffenschuette.UITest.DemoApp.UITest
{
    [TestFixture]
    public class TestFixture1
    {
        private UITestBench myTestBench;

        [SetUp]
        public void SetUp()
        {
            Console.WriteLine("Setup ThreadId: " + Thread.CurrentThread.ManagedThreadId);

            myTestBench = new UITestBench();
            myTestBench.StartApplication("UITestDemoApp", null);

            //Some some to start the demo app
            Thread.Sleep(2000);
        }

        [TearDown]
        public void TearDown()
        {
            myTestBench.TerminateApplication();
        }

        [Test(Description="TestCase 1")]
        public void TestCase1()
        {
            Console.WriteLine("TC1 ThreadId: " + Thread.CurrentThread.ManagedThreadId);

            myTestBench.PerformClick("Form1", "File/Open text file 1...");
            SendKeys.SendWait("file1.txt");
            SendKeys.SendWait("{ENTER}");
            Thread.Sleep(2000);

            myTestBench.PerformClick("Form1", "File/Open text file 2...");
            SendKeys.SendWait("file2.txt");
            SendKeys.SendWait("{ENTER}");
            Thread.Sleep(2000);

            myTestBench.PerformClick("Form1", "toolStrip1/Merge");
            Thread.Sleep(2000);

            myTestBench.SetText("MergeDlg", "MergeDlg/Demo Textbox", "Text has been set");
            Thread.Sleep(2000);

            myTestBench.PerformClick("MergeDlg", "MergeDlg/MixFilesBtn");
            Thread.Sleep(4000);

            myTestBench.SetSelectedIndex("MergeDlg", "MergeDlg/ListBox[2]", 1);

            Thread.Sleep(4000);

           
            myTestBench.PerformClick("MergeDlg", "MergeDlg/OK");
            Thread.Sleep(2000);

            myTestBench.PerformClick("Form1", "File/Exit");
        }

        [Test(Description = "TestCase 2")]
        public void TestCase2()
        {
            Console.WriteLine("TC2: ThreadId" + Thread.CurrentThread.ManagedThreadId);

            myTestBench.PerformClick("Form1", "File/Open text file 1...");
            SendKeys.SendWait("file1.txt");
            SendKeys.SendWait("{ENTER}");
            Thread.Sleep(2000);

            myTestBench.PerformClick("Form1", "toolStrip1/Merge");
            Thread.Sleep(2000);
            myTestBench.PerformClick("MergeDlg", "MergeDlg/MixFilesBtn");
            Thread.Sleep(2000);

            //No more testing as this use case forced an error in the aplication under test
            //to show that this does not crash the unit test
        }

     
    }
}

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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About the Author

slkr171
Software Developer
Germany Germany
I currently hold the following qualifications

- PhD in Computer Science
- M.Sc. in Software Technology
- Diplom (FH) in Computer Science

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