Jan 21, 2025 · I have a Java class. How can I unit test it? In my case, I have a class that calculates a binary sum. It takes two byte[] arrays, sums them, and returns a new binary array.

Jun 28, 2013 · I'm trying to write a Unit Test for a simple bean that's used in my program to validate forms. The bean is annotated with @Component and has a class variable that is …

Aug 29, 2008 · How do I use JUnit to test a class that has internal private methods, fields or nested classes? It seems bad to change the access modifier for a method just to be able to …

The problem with any other approach but this is that they invariably end the test once the exception has been thrown. I, on the other hand, often still want to call …

What are the best practices for naming unit test classes and test methods? This was discussed on SO before, at What are some popular naming conventions for Unit Tests? I don't know if this is …

401 I have written a few JUnit tests with @Test annotation. If my test method throws a checked exception and if I want to assert the message along with the exception, is there a way to do so …

How to write a unit test for a Spring Boot Controller endpoint Asked 10 years, 10 months ago Modified 4 years, 3 months ago Viewed 140k times

Jul 15, 2015 · I'm writing unit tests for an application that already exists for a long time. Some of the methods I need to test are build like this: public void someMethod() throws Exception { //do …

Jul 19, 2013 · A unit test is an automated piece of code that invokes the unit of work being tested, and then checks some assumptions about a single end result of that unit. A unit test is almost …

229 I have a piece of Java code which uses an environment variable and the behaviour of the code depends on the value of this variable. I would like to test this code with different values of …