Coding⏱️ 1 min read📅 2026-05-31

How to Fix: How to assert an exception is thrown with JUnit 5?

Assert exception in JUnit 5 test method throws an exception.

Quick Answer: Use the 'assertThrows' method provided by JUnit 5 to assert that a method throws an exception.

To assert that a method throws an exception in JUnit 5, you can use the `assertThat` method from the `org.junit.jupiter.api.Assertions` class. This approach is more flexible and efficient than using a @Rule to verify that multiple methods throw exceptions.

💡 Conclusion

By using `assertThat`, you can write more concise and readable test code, making it easier to maintain and debug your tests.

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