In his recentpostthe author of fantastic mocking frameworkMockitocollected few rules about testing exceptions. What caught my attention is the advice to use JUnit rules (nomen est omen!) for testing exceptions.ExpectedExceptionrule gathers advantages of bothexpected@Testattribute clarity andtry-catchstri...
Unit tests are used to verify that a piece of code operates as the developer expects it to. Sometimes, that means checking that the code throws expected exceptions too. JUnit is the standard for unit testing in Java and provides several mechanisms for verifying exceptions were thrown. This arti...
In this chapter, you'll learn how to use various ways supported by JUnit 5 to work with exceptions. We will end the chapter by talking about JUnit 5 support of repeated test execution. Repeated test execution is helpful when you have to work with flaky tests. A test is flaky when it ...
Approach 3: Use a try-catch block This is the ‘traditional’ approach which was used with old versions of JUnit, before the introduction of annotations and rules. Surround your code in a try-catch clause and test if the exception is thrown. Don’t forget to make the test fail if the ...
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https://github.com/junit-team/junit/wiki/Exception-testing Exception testing Expected ExceptionsHow do you verify that code throws exceptions as expected? Verifying that code completes normally is important, but making sure the code behaves as expected in exceptional situations is vital too. For exam...
Get group test cases in a simplified manner. Conduct parallel testing seamlessly. 13. JUnit JUnit is one of the most popular unit testing frameworks. Built to improve upon JUnit 4.x, JUnit 5 is a complete rewrite that provides an extensible Java testing framework that can support many differ...
Example of an Assertion in JUnit: import org.junit.jupiter.api.Test; import static org.junit.jupiter.api.Assertions.assertEquals; public class CalculatorTest { @Test public void testAddition() { Calculator calculator = new Calculator(); // Perform the addition operation int result = calculator.ad...
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Read More: Exception Handling in Selenium WebDriver 6. Wide Range of Integration Options Selenium can seamlessly integrate with a range of popular testing tools, including Jenkins, Maven, TestNG, and JUnit. This makes it easy to automate testing processes and incorporate them into existing developmen...