question: public void testBadSegment ( ) throws IOException { Directory dir = newDirectory ( ) ; IndexWriter iw = new IndexWriter ( dir , newIndexWriterConfig ( new MockAnalyzer ( random ( ) ) ) ) ; Document document = new Document ( ) ; FieldType customType = new FieldType ( TextField . TYPE_NOT_STORED ) ; customType . setStoreTermVectors ( true ) ; document . add ( newField ( "tvtest" , "" , customType ) ) ; iw . addDocument ( document ) ; iw . close ( ) ; dir . close ( ) ; }
target:  Test that no NullPointerException will be raised, when adding one document with a single, empty field and term vectors enabled.