public void mergeUpdateCount() {
        updateCount = 0L;
        for (int each : updateCounts) {
            updateCount += each;
        }
    }
@Test
    void assertGetUpdateCountWhenExecuteResultIsNotEmpty() {
        UpdateResponseHeader actual = new UpdateResponseHeader(mock(SQLStatement.class), createExecuteUpdateResults());
        assertThat(actual.getUpdateCount(), is(0L));
        actual.mergeUpdateCount();
        assertThat(actual.getUpdateCount(), is(4L));
    }