Replace spring bean in one context with mock version from another context

Question

I\'m writing an integration test where an application context xml is initialized during startup. There are several test methods in the test class which make use of a specifi

Answer 1

There is not a clear way to replace a a bean in a refreshed ApplicationContext unless you close it and refresh it again.

To emulate it, the common approach is to use a Proxy of the bean that you want to replace and change the target at runtime.

You can do it easily using the framework aop support classes:

 

@Test
public void testWithMockBean() {
Object real = targetSource.swap(mock);
....
// do your test work
...
targetSource.swap(real);

}