![Beizer’s Loop Tests [Bei95a] A number of other iteration test categories: Bypass : any value that causes loop to be exited immediately Once : values that cause the loop to be executed exactly once Twice : values that cause the loop to be executed exactly twice Typical : a typical number of iterations Max : the maximum number of allowed iterations Max + 1 : one more than the maximum allowed Max - 1 : one less than the maximum allowed Min : the minimum number iterations required Min + 1 : one more than the minimum required Min - 1 : one less than the minimum required Null : one with a null or empty value for number of iterations Negative : one with a negative value for number of iterations Some cases may overlap e.g. Bypass with Min/Null/Negative, etc.](/p?url=https%3A%2F%2Fimage.slidesharecdn.com%2Funit-testing-1234874763364923-2%2F85%2FTesting-30-320.jpg&__src=https%3A%2F%2Fwww.slideshare.net%2Fslideshow%2Ftesting-1037578%2F1037578&__type=image)
![Case Study - Running Tests /** * Uncomment choice of UI **/ public static void main() { String[] testCaseName = {MoneyTest.class.getName()}; // junit.textui.TestRunner.main(testCaseName); // junit.swingui.TestRunner.main(testCaseName); junit.ui.TestRunner.main(testCaseName); } Choice of: Textual UI Swing UI AWT UI](/p?url=https%3A%2F%2Fimage.slidesharecdn.com%2Funit-testing-1234874763364923-2%2F85%2FTesting-54-320.jpg&__src=https%3A%2F%2Fwww.slideshare.net%2Fslideshow%2Ftesting-1037578%2F1037578&__type=image)
![HTTP Unit // select the first form in the page WebForm form = resp.getForms()[0]; assertEquals( "La Cerentolla", form.getParameterValue( "Name" ) ); assertEquals( "Chinese", form.getParameterValue( "Food" ) ); assertEquals( "Manayunk", form.getParameterValue( "Location" ) ); assertEquals( "on", form.getParameterValue( "CreditCard" ) ); Form evaluation Properties Submit request = form.getRequest(); request.setParameter( "Food", "Italian" ); request.removeParameter( "CreditCard" ); response = wc.getResponse( request );](/p?url=https%3A%2F%2Fimage.slidesharecdn.com%2Funit-testing-1234874763364923-2%2F85%2FTesting-70-320.jpg&__src=https%3A%2F%2Fwww.slideshare.net%2Fslideshow%2Ftesting-1037578%2F1037578&__type=image)
![HTTP Unit WebTable table = resp.getTables()[0]; assertEquals( "rows", 4, table.getRowCount() ); assertEquals( "columns", 3, table.getColumnCount() ); assertEquals( "links", 1, table.getTableCell( 0, 2 ).getLinks().length ); Table evaluation Properties Content String[][] colors = resp.getTables()[1].asText(); assertEquals( "Name", colors[0][0] ); assertEquals( "Color", colors[0][1] ); assertEquals( "gules", colors[1][0] ); assertEquals( "red", colors[1][1] ); assertEquals( "sable", colors[2][0] ); assertEquals( "black", colors[2][1] ); name color gules red sable black](/p?url=https%3A%2F%2Fimage.slidesharecdn.com%2Funit-testing-1234874763364923-2%2F85%2FTesting-71-320.jpg&__src=https%3A%2F%2Fwww.slideshare.net%2Fslideshow%2Ftesting-1037578%2F1037578&__type=image)
![SQLUnit Output Buildfile: build.xml init: test-ant-task: [sqlunit] Getting connection... [sqlunit] Setting up test... [sqlunit] Running test[1]: Adding department HR [sqlunit] Running test[2]: Adding department InfoTech using non-Callable form [sqlunit] Running test[3]: Adding Employee John Doe to InfoTech [sqlunit] Running test[4]: Adding John Doe again [sqlunit] Running test[5]: Adding Jane Doe to HR [sqlunit] Running test[6]: Adding Dick Tracy to InfoTech [sqlunit] Running test[7]: Updating Hourly Rate for John [sqlunit] Running test[8]: Looking up John Doe by name [sqlunit] Running test[9]: Looking up all employees in InfoTech [sqlunit] Running test[10]: Adding timecard for John [sqlunit] Running test[11]: Adding another timecard for John [sqlunit] Running test[12]: Adding timecard for Dick](/p?url=https%3A%2F%2Fimage.slidesharecdn.com%2Funit-testing-1234874763364923-2%2F85%2FTesting-75-320.jpg&__src=https%3A%2F%2Fwww.slideshare.net%2Fslideshow%2Ftesting-1037578%2F1037578&__type=image)
![[sqlunit] Running test[13]: Getting monthly report for InfoTech [sqlunit] No match on variable at [rset,row,col]=([1,1,4] [sqlunit] *** expected: [sqlunit] <result> [sqlunit] <resultset id="1"> [sqlunit] <row id="1"> [sqlunit] <col id="1" type="VARCHAR">Information Technology</col> [sqlunit] <col id="2" type="VARCHAR">John Doe</col> [sqlunit] <col id="3" type="INTEGER">16</col> [sqlunit] <col id="4" type="NUMERIC">56.00</col> [sqlunit] <col id="5" type="NUMERIC">880.00</col> [sqlunit] </row> [sqlunit] <row id="2"> [sqlunit] </row> sqlunit] </resultset> [sqlunit] </result> [sqlunit] *** but got: [sqlunit] <result> [sqlunit] <resultset id="1"> [sqlunit] <row id="1"> [sqlunit] <col id="1" type="VARCHAR">Information Technology</col> [sqlunit] <col id="2" type="VARCHAR">John Doe</col> [sqlunit] <col id="3" type="INTEGER">16</col> [sqlunit] <col id="4" type="NUMERIC">55.00</col> [sqlunit] <col id="5" type="NUMERIC">880.00</col> [sqlunit] </row> [sqlunit] </resultset> [sqlunit] </result> [sqlunit] Tearing down test... [sqlunit] Time: 1.204 [sqlunit] OK (1 tests) [sqlunit] BUILD SUCCESSFUL Total time: 2 seconds](/p?url=https%3A%2F%2Fimage.slidesharecdn.com%2Funit-testing-1234874763364923-2%2F85%2FTesting-76-320.jpg&__src=https%3A%2F%2Fwww.slideshare.net%2Fslideshow%2Ftesting-1037578%2F1037578&__type=image)
![Nunit Example StackTest.cs See Book Chapter http://richclients.org/files/newkirk/TDD%20in%20Microsoft%20.NET%20Chapter%202.pdf using System; using NUnit.Framework; [TestFixture] public class StackFixture { private Stack stack; [SetUp] public void Init() { stack = new Stack(); } [Test] public void Empty() { Assert.IsTrue(stack.IsEmpty); } [Test] public void PushOne() { stack.Push(“first element”); Assert.IsFalse(stack.IsEmpty, “ After Push, IsEmpty should be false”); } [Test] public void Pop() { stack.Push(“first element”); stack.Pop(); Assert.IsTrue(stack.IsEmpty, “ After Push - Pop, IsEmpty should be true”); } … …](/p?url=https%3A%2F%2Fimage.slidesharecdn.com%2Funit-testing-1234874763364923-2%2F85%2FTesting-80-320.jpg&__src=https%3A%2F%2Fwww.slideshare.net%2Fslideshow%2Ftesting-1037578%2F1037578&__type=image)
![Nunit Example Stack.cs using System; using System.Collections; public class Stack { private ArrayList elements = new ArrayList(); public bool IsEmpty { get { return (elements.Count == 0); } } public void Push(object element) { elements.Insert(0, element); } public object Pop() { object top = Top(); elements.RemoveAt(0); return top; } public object Top() { if(IsEmpty) throw new InvalidOperationException( “Stack is Empty”); return elements[0]; } }](/p?url=https%3A%2F%2Fimage.slidesharecdn.com%2Funit-testing-1234874763364923-2%2F85%2FTesting-81-320.jpg&__src=https%3A%2F%2Fwww.slideshare.net%2Fslideshow%2Ftesting-1037578%2F1037578&__type=image)
Uploaded bynazeer pasha
Testing
The document discusses unit testing and software quality principles. It describes how unit testing checks that individual units of code are working properly. Regular unit testing can help improve software quality and identify problems early in the development process.
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