$ ./tests/auto/sql/kernel/qsqlquery/tst_qsqlquery isNull
********* Start testing of tst_QSqlQuery *********
Config: Using QtTest library 5.3.0, Qt 5.3.0
QDEBUG : tst_QSqlQuery::initTestCase() Opening: "0_QSQLITE@/tmp/foo.db"
PASS   : tst_QSqlQuery::initTestCase()
QWARN  : tst_QSqlQuery::isNull(0_QSQLITE@/tmp/foo.db) QSqlQuery::isNull: unknown field name 'unknown'
QWARN  : tst_QSqlQuery::isNull(0_QSQLITE@/tmp/foo.db) QSqlQuery::isNull: unknown field name 'id'
PASS   : tst_QSqlQuery::isNull(0_QSQLITE@/tmp/foo.db)
PASS   : tst_QSqlQuery::cleanupTestCase()
Totals: 3 passed, 0 failed, 0 skipped
********* Finished testing of tst_QSqlQuery *********