assertEquals("FCAEBGDH", actual);
}
@Test
public void testGet() throws Exception {
IoFilter filterA = new NoopFilter();
IoFilter filterB = new NoopFilter();
IoFilter filterC = new NoopFilter();
IoFilter filterD = new NoopFilter();
chain.addFirst("A", filterA);
chain.addLast("B", filterB);
chain.addBefore("B", "C", filterC);
chain.addAfter("A", "D", filterD);