Tag Archives: unit test
Technique of test-driven development
Test-driven development begins by writing a test that fails; then you move on to creating the production code, seeing the test pass, and continuing on to either refactor your code or to create another failing test. Steps: Write a failing … Continue reading
Generic implementation of simple unit test in csharp
Unit-testing frameworks can help make helper methods more generic like this, so tests are written more easily. Test implementation: public class TestUtility { public static void ShowError(string test,string message ) { string msg = string.Format(@"{0}-{1}", test, message); Console.WriteLine(msg); } … Continue reading
Simple unit test in csharp
Class to be tested: public class SimpleNumber { public int ParseAndSum(string numbers) { if(numbers.Length==0) { return 0; } if(!numbers.Contains(",")) { return int.Parse(numbers); } else { throw new InvalidOperationException( "I can only handle 0 or 1 numbers for now!"); } } … Continue reading
Characteristics of a good unit test
A unit test should have the following properties: The unit test should be automated and repeatable. The unit test should be easy to implement. The unit test must be usable in future situations. The unit test should be easy for … Continue reading
