@Test
public void testRemoveRemovesItemFromSet() throws Exception {
final AppenderControlArraySet set = new AppenderControlArraySet();
set.add(createControl("A"));
set.add(createControl("B"));
set.add(createControl("C"));
set.add(createControl("D"));
assertEquals(4, set.get().length);
set.remove("B");
assertEquals(3, set.get().length);
final AppenderControl[] three = set.get();
assertEquals("A", three[0].getAppenderName());
assertEquals("C", three[1].getAppenderName());
assertEquals("D", three[2].getAppenderName());
set.remove("C");
assertEquals(2, set.get().length);
final AppenderControl[] two = set.get();
assertEquals("A", two[0].getAppenderName());
assertEquals("D", two[1].getAppenderName());
set.remove("A");
assertEquals(1, set.get().length);
final AppenderControl[] one = set.get();
assertEquals("D", one[0].getAppenderName());
set.remove("D");
assertTrue(set.isEmpty());
}
@Test
public void testRemoveReturnsRemovedItem() throws Exception {
final AppenderControlArraySet set = new AppenderControlArraySet();
final AppenderControl[] controls =
new AppenderControl[] {
createControl("A"), createControl("B"), createControl("C"), createControl("D")
};
for (final AppenderControl ctl : controls) {
set.add(ctl);
}
assertEquals(controls.length, set.get().length);
final AppenderControl b = set.remove("B");
assertSame(controls[1], b);
final AppenderControl c = set.remove("C");
assertSame(controls[2], c);
}
