MultiKeyMap multimap = (MultiKeyMap) map;
MultiKey[] keys = getMultiKeyKeys();
Object[] values = getSampleValues();
for (int i = 0; i < keys.length; i++) {
MultiKey key = keys[i];
Object value = values[i];
switch (key.size()) {
case 2:
assertEquals(true, multimap.containsKey(key.getKey(0), key.getKey(1)));
assertEquals(false, multimap.containsKey(null, key.getKey(1)));
assertEquals(false, multimap.containsKey(key.getKey(0), null));
assertEquals(false, multimap.containsKey(null, null));
assertEquals(false, multimap.containsKey(key.getKey(0), key.getKey(1), null));
assertEquals(false, multimap.containsKey(key.getKey(0), key.getKey(1), null, null));
assertEquals(false, multimap.containsKey(key.getKey(0), key.getKey(1), null, null, null));
break;
case 3:
assertEquals(true, multimap.containsKey(key.getKey(0), key.getKey(1), key.getKey(2)));
assertEquals(false, multimap.containsKey(null, key.getKey(1), key.getKey(2)));
assertEquals(false, multimap.containsKey(key.getKey(0), null, key.getKey(2)));
assertEquals(false, multimap.containsKey(key.getKey(0), key.getKey(1), null));
assertEquals(false, multimap.containsKey(null, null, null));
assertEquals(false, multimap.containsKey(key.getKey(0), key.getKey(1), key.getKey(2), null));
assertEquals(false, multimap.containsKey(key.getKey(0), key.getKey(1), key.getKey(2), null, null));
break;
case 4:
assertEquals(true, multimap.containsKey(key.getKey(0), key.getKey(1), key.getKey(2), key.getKey(3)));
assertEquals(false, multimap.containsKey(null, key.getKey(1), key.getKey(2), key.getKey(3)));
assertEquals(false, multimap.containsKey(key.getKey(0), null, key.getKey(2), key.getKey(3)));
assertEquals(false, multimap.containsKey(key.getKey(0), key.getKey(1), null, key.getKey(3)));
assertEquals(false, multimap.containsKey(key.getKey(0), key.getKey(1), key.getKey(2), null));
assertEquals(false, multimap.containsKey(null, null, null, null));
assertEquals(false, multimap.containsKey(key.getKey(0), key.getKey(1), key.getKey(2), key.getKey(3), null));
break;
case 5:
assertEquals(true, multimap.containsKey(key.getKey(0), key.getKey(1), key.getKey(2), key.getKey(3), key.getKey(4)));
assertEquals(false, multimap.containsKey(null, key.getKey(1), key.getKey(2), key.getKey(3), key.getKey(4)));
assertEquals(false, multimap.containsKey(key.getKey(0), null, key.getKey(2), key.getKey(3), key.getKey(4)));
assertEquals(false, multimap.containsKey(key.getKey(0), key.getKey(1), null, key.getKey(3), key.getKey(4)));
assertEquals(false, multimap.containsKey(key.getKey(0), key.getKey(1), key.getKey(2), null, key.getKey(4)));
assertEquals(false, multimap.containsKey(key.getKey(0), key.getKey(1), key.getKey(2), key.getKey(3), null));
assertEquals(false, multimap.containsKey(null, null, null, null, null));
break;
default:
fail("Invalid key size");
}