Method testRemove_int

JSAT/test/jsat/utils/IntDoubleMapTest.java:339–378

Test of remove method, of class IntDoubleMap.

()

     * Test of remove method, of class IntDoubleMap.
     */
    @Test
    public void testRemove_int()
    {
        System.out.println("remove");
        Integer key = null;
        Double value = null;
        
        Map<Integer, Double> truthMap = new HashMap<Integer, Double>();
        IntDoubleMap idMap = new IntDoubleMap();
        
        int MAX = TEST_SIZE/2;
        for(int i = 0; i < MAX; i++)
        {
            key = Integer.valueOf(rand.nextInt(MAX));
            value = Double.valueOf(rand.nextInt(1000));
            
            Double prevTruth = truthMap.put(key, value);
            Double prev = idMap.put(key, value);
            assertEquals(prevTruth, prev);
            assertEquals(truthMap.size(), idMap.size());
        }
        
        assertEntriesAreEqual(truthMap, idMap);
        
        
        for(int i = 0; i < MAX/4; i++)
        {
            key = Integer.valueOf(rand.nextInt(MAX));
            
            Double prevTruth = truthMap.remove(key);
            Double prev = idMap.remove(key.intValue());
            if(prev.isNaN())
                prev = null;
            assertEquals(prevTruth, prev);
            assertEquals(truthMap.size(), idMap.size());
        }
        
        
        assertEntriesAreEqual(truthMap, idMap);
    }

    /**
     * Test of containsKey method, of class IntDoubleMap.