assertEquals("swap1", manager.decide(null, new SimpleMethodInvocation(), attr1, "content-before-swapping"));
assertEquals("swap2", manager.decide(null, new SimpleMethodInvocation(), attr2, "content-before-swapping"));
assertEquals("swap3", manager.decide(null, new SimpleMethodInvocation(), attr3, "content-before-swapping"));
assertEquals("content-before-swapping",
manager.decide(null, new SimpleMethodInvocation(), attr4, "content-before-swapping"));
assertEquals("swap3", manager.decide(null, new SimpleMethodInvocation(), attr2and3, "content-before-swapping"));