Is there way to define a different teardown for each @Test in jUnit?
When is the tearDown() method called in JUnit? Explanation: The tearDown() method is called after the execution of every @Test method.
Yes, it is called after each testXXX method.
The Test annotation tells JUnit that the public void method to which it is attached can be run as a test case. To run the method, JUnit first constructs a fresh instance of the class then invokes the annotated method. Any exceptions thrown by the test will be reported by JUnit as a failure.
First, JUnit 4 has a setup method that is invoked before each test method. This method is typically used for creating and configuring the system under test. This means that: We should create the dependencies of the tested object in this method.
Use the @After
annotation to indicate the method(s) to be run after every @Test
.
The full suite of annotations like this are:
@BeforeClass
- before all @Tests
are run@Before
- before each @Test
is run@After
- after each @Test
is run@AfterClass
- after all @Tests
are runI just realised I may not have understood the question. If you are asking how to associate a particular teardown method to a particular @Test method, there is no need for annotations: Simply call it at the end of your test method in a finally:
@Test public void someTest() { try { // test something } finally { someParticularTearDown(); } }
The point of grouping test methods together in the same class is so they can share things, that includes having the same setup and teardown. So, yes, you can define separate teardowns for each test, but you do so by putting the @Test methods in different classes.
Once you start having separate teardown methods the rationale for why you would want to group the tests together in the same class is not apparent. So you could manage this situation by being flexible about how you group your tests in classes.
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