@Test
  public void insertNegativeTimestampWithQueryTest() {
    // insert
    insertData(-1000, 1);

    // select
    selectAndCount(1001);

    // insert
    insertData(-2000, -1000);

    // select
    selectAndCount(2001);

    negativeTimestampAggregationTest();

    insertNegativeTimestampTypeData();

    queryNegativeTimestampTypeDataTest();
  }
Notice that, all test begins with "IoTDB" is integration test. All test which will start the
IoTDB server should be defined as integration test.
integration-test/src/test/java/org/apache/iotdb/db/it/IoTDBInsertWithQueryIT.java