public void testUnsetMatchColumn_Index() throws Exception {
JdbcRowSet noInitalJrs = noInitalJdbcRowSet();
JdbcRowSet jrs = newJdbcRowSet();
int[] indexes = null;
try {
jrs.unsetMatchColumn(indexes);
fail("Should throw NullPointerException");
} catch (NullPointerException e) {
// expected
}