Assertions: assertThrows() and assertThrowsExactly()
Explore how to assert exceptions in JUnit 5 tests using assertThrows and assertThrowsExactly methods. Understand the differences between these assertions, how they verify exception types, and how to use them to make your tests more precise and reliable.
The assertThrows() method
The assertThrows() method asserts that the execution of the given Executable throws an exception of the expectedType. The thrown exception is returned for further assertions.
- If the
expectedTypeisExceptionand the actual isRuntimeException, the assertion passes. - If no exception is thrown, or if