public void testToSqlDate_Null() throws Exception {
        assertThat(toSqlDateJdbcEscape(null), is(nullValue()));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testToSqlDate_EmptyString() throws Exception {
        assertThat(toSqlDateJdbcEscape(""), is(nullValue()));
    }

    /**
     * @throws Exception
     */
    @Test