public void testGetValue() throws Throwable {
        MockPartial mock = new MockPartial();
        assertEquals(1970, mock.getValue(0));
        assertEquals(1, mock.getValue(1));
        
        try {
            mock.getValue(-1);
            fail();
        } catch (IndexOutOfBoundsException ex) {}
        try {
            mock.getValue(2);
            fail();
        } catch (IndexOutOfBoundsException ex) {}
    }