TestMu Conference is Back! Future of Testing + AI LambdaTest G2 Announcement

How to use expectedException method of org.powermock.modules.junit4.legacy.internal.impl.testcaseworkaround.PowerMockJUnit4LegacyTestMethodRunner class

Best Powermock code snippet using org.powermock.modules.junit4.legacy.internal.impl.testcaseworkaround.PowerMockJUnit4LegacyTestMethodRunner.expectedException

Source:PowerMockJUnit4LegacyTestMethodRunner.java

...101	protected void runUnprotected() {102		try {103			executeMethodBody();104			if (expectsException())105				addFailure(new AssertionError("Expected exception: " + expectedException().getName()));106		} catch (InvocationTargetException e) {107			Throwable actual = e.getTargetException();108			if (!expectsException())109				addFailure(actual);110			else if (isUnexpected(actual)) {111				String message = "Unexpected exception, expected<" + expectedException().getName() + "> but was<"112						+ actual.getClass().getName() + ">";113				addFailure(new Exception(message, actual));114			}115		} catch (Throwable e) {116			addFailure(e);117		}118	}119120	private boolean isUnexpected(Throwable exception) {121		return !expectedException().isAssignableFrom(exception.getClass());122	}123124	private boolean expectsException() {125		return expectedException() != null;126	}127128	private Class<? extends Throwable> expectedException() {129		return testIntrospector.expectedException(method);130	}131132}
...

expectedException

Using AI Code Generation

1public void test() throws Exception {2    PowerMockJUnit4LegacyTestMethodRunner runner = new PowerMockJUnit4LegacyTestMethodRunner(3            new PowerMockJUnit4LegacyMethodRule(), new PowerMockJUnit4LegacyClassRunner(TestClass.class));4    runner.expectedException(IllegalArgumentException.class);5    runner.executeTestMethod();6}7public void test() throws Exception {8    PowerMockJUnit4LegacyTestMethodRunner runner = new PowerMockJUnit4LegacyTestMethodRunner(9            new PowerMockJUnit4LegacyMethodRule(), new PowerMockJUnit4LegacyClassRunner(TestClass.class));10    runner.expectedException(IllegalArgumentException.class);11    runner.executeTestMethod();12}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.