testmultihashmap.java

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    }

    // The verification method must be overridden because MultiHashMap's
    // values() is not properly backed by the map (Bug 9573).

    public void verifyValues() {
        // update the values view to the latest version, then proceed to verify
        // as usual.  
        values = map.values();
        super.verifyValues();
    }
    
    //-----------------------------------------------------------------------
    public void testGetCollection() {
        MultiHashMap map = new MultiHashMap();
        map.put("A", "AA");
        assertSame(map.get("A"), map.getCollection("A"));
    }
    
    public void testTotalSize() {
        MultiHashMap map = new MultiHashMap();
        assertEquals(0, map.totalSize());
        map.put("A", "AA");
        assertEquals(1, map.totalSize());
        map.put("B", "BA");
        assertEquals(2, map.totalSize());
        map.put("B", "BB");
        assertEquals(3, map.totalSize());
        map.put("B", "BC");
        assertEquals(4, map.totalSize());
        map.remove("A");
        assertEquals(3, map.totalSize());
        map.remove("B", "BC");
        assertEquals(2, map.totalSize());
    }
    
    public void testSize_Key() {
        MultiHashMap map = new MultiHashMap();
        assertEquals(0, map.size("A"));
        assertEquals(0, map.size("B"));
        map.put("A", "AA");
        assertEquals(1, map.size("A"));
        assertEquals(0, map.size("B"));
        map.put("B", "BA");
        assertEquals(1, map.size("A"));
        assertEquals(1, map.size("B"));
        map.put("B", "BB");
        assertEquals(1, map.size("A"));
        assertEquals(2, map.size("B"));
        map.put("B", "BC");
        assertEquals(1, map.size("A"));
        assertEquals(3, map.size("B"));
        map.remove("A");
        assertEquals(0, map.size("A"));
        assertEquals(3, map.size("B"));
        map.remove("B", "BC");
        assertEquals(0, map.size("A"));
        assertEquals(2, map.size("B"));
    }
    
    public void testIterator_Key() {
        MultiHashMap map = new MultiHashMap();
        assertEquals(false, map.iterator("A").hasNext());
        map.put("A", "AA");
        Iterator it = map.iterator("A");
        assertEquals(true, it.hasNext());
        it.next();
        assertEquals(false, it.hasNext());
    }
    
    public void testContainsValue_Key() {
        MultiHashMap map = new MultiHashMap();
        assertEquals(false, map.containsValue("A", "AA"));
        assertEquals(false, map.containsValue("B", "BB"));
        map.put("A", "AA");
        assertEquals(true, map.containsValue("A", "AA"));
        assertEquals(false, map.containsValue("A", "AB"));
    }

    public void testPutAll_Map1() {
        MultiMap original = new MultiHashMap();
        original.put("key", "object1");
        original.put("key", "object2");

        MultiHashMap test = new MultiHashMap();
        test.put("keyA", "objectA");
        test.put("key", "object0");
        test.putAll(original);

        assertEquals(2, test.size());
        assertEquals(4, test.totalSize());
        assertEquals(1, test.getCollection("keyA").size());
        assertEquals(3, test.getCollection("key").size());
        assertEquals(true, test.containsValue("objectA"));
        assertEquals(true, test.containsValue("object0"));
        assertEquals(true, test.containsValue("object1"));
        assertEquals(true, test.containsValue("object2"));
    }

    public void testPutAll_Map2() {
        Map original = new HashMap();
        original.put("keyX", "object1");
        original.put("keyY", "object2");

        MultiHashMap test = new MultiHashMap();
        test.put("keyA", "objectA");
        test.put("keyX", "object0");
        test.putAll(original);

        assertEquals(3, test.size());
        assertEquals(4, test.totalSize());
        assertEquals(1, test.getCollection("keyA").size());
        assertEquals(2, test.getCollection("keyX").size());
        assertEquals(1, test.getCollection("keyY").size());
        assertEquals(true, test.containsValue("objectA"));
        assertEquals(true, test.containsValue("object0"));
        assertEquals(true, test.containsValue("object1"));
        assertEquals(true, test.containsValue("object2"));
    }

    public void testPutAll_KeyCollection() {
        MultiHashMap map = new MultiHashMap();
        Collection coll = Arrays.asList(new Object[] {"X", "Y", "Z"});
        
        assertEquals(true, map.putAll("A", coll));
        assertEquals(3, map.size("A"));
        assertEquals(true, map.containsValue("A", "X"));
        assertEquals(true, map.containsValue("A", "Y"));
        assertEquals(true, map.containsValue("A", "Z"));
        
        assertEquals(false, map.putAll("A", null));
        assertEquals(3, map.size("A"));
        assertEquals(true, map.containsValue("A", "X"));
        assertEquals(true, map.containsValue("A", "Y"));
        assertEquals(true, map.containsValue("A", "Z"));
        
        assertEquals(false, map.putAll("A", new ArrayList()));
        assertEquals(3, map.size("A"));
        assertEquals(true, map.containsValue("A", "X"));
        assertEquals(true, map.containsValue("A", "Y"));
        assertEquals(true, map.containsValue("A", "Z"));
        
        coll = Arrays.asList(new Object[] {"M"});
        assertEquals(true, map.putAll("A", coll));
        assertEquals(4, map.size("A"));
        assertEquals(true, map.containsValue("A", "X"));
        assertEquals(true, map.containsValue("A", "Y"));
        assertEquals(true, map.containsValue("A", "Z"));
        assertEquals(true, map.containsValue("A", "M"));
    }

    public void testClone() {
        MultiHashMap map = new MultiHashMap();
        map.put("A", "1");
        map.put("A", "2");
        Collection coll = (Collection) map.get("A");
        assertEquals(1, map.size());
        assertEquals(2, coll.size());
        
        MultiHashMap cloned = (MultiHashMap) map.clone();
        Collection clonedColl = (Collection) cloned.get("A");
        assertNotSame(map, cloned);
        assertNotSame(coll, clonedColl);
        assertEquals(1, map.size());
        assertEquals(2, coll.size());
        assertEquals(1, cloned.size());
        assertEquals(2, clonedColl.size());
        map.put("A", "3");
        assertEquals(1, map.size());
        assertEquals(3, coll.size());
        assertEquals(1, cloned.size());
        assertEquals(2, clonedColl.size());
    }

    public void testConstructorCopy1() {
        MultiHashMap map = new MultiHashMap();
        map.put("A", "1");
        map.put("A", "2");
        Collection coll = (Collection) map.get("A");
        assertEquals(1, map.size());
        assertEquals(2, coll.size());
        
        MultiHashMap newMap = new MultiHashMap(map);
        Collection newColl = (Collection) newMap.get("A");
        assertNotSame(map, newMap);
        assertNotSame(coll, newColl);
        assertEquals(1, map.size());
        assertEquals(2, coll.size());
        assertEquals(1, newMap.size());
        assertEquals(2, newColl.size());
        
        map.put("A", "3");
        assertEquals(1, map.size());
        assertEquals(3, coll.size());
        assertEquals(1, newMap.size());
        assertEquals(2, newColl.size());
    }

    public void testConstructorCopy2() {
        Map map = new HashMap();
        map.put("A", "1");
        map.put("B", "2");
        assertEquals(2, map.size());
        
        MultiHashMap newMap = new MultiHashMap(map);
        Collection newColl = (Collection) newMap.get("A");
        assertNotSame(map, newMap);
        assertEquals(2, map.size());
        assertEquals(2, newMap.size());
        assertEquals(1, newColl.size());
        
        map.put("A", "3");
        assertEquals(2, map.size());
        assertEquals(2, newMap.size());
        assertEquals(1, newColl.size());
        
        map.put("C", "4");
        assertEquals(3, map.size());
        assertEquals(2, newMap.size());
        assertEquals(1, newColl.size());
    }

    public void testRemove_KeyItem() {
        MultiHashMap map = new MultiHashMap();
        map.put("A", "AA");
        map.put("A", "AB");
        map.put("A", "AC");
        assertEquals(null, map.remove("C", "CA"));
        assertEquals(null, map.remove("A", "AD"));
        assertEquals("AC", map.remove("A", "AC"));
        assertEquals("AB", map.remove("A", "AB"));
        assertEquals("AA", map.remove("A", "AA"));
        assertEquals(new MultiHashMap(), map);
    }

}