SQLite

        }
        pIter->iLeafOffset = iOff;

      }else if( pIter->pSeg==0 ){
        const u8 *pList = 0;
        const char *zTerm = 0;
        int nList = 0;
        assert( (pIter->flags & FTS5_SEGITER_ONETERM) || pbNewTerm );
        if( 0==(pIter->flags & FTS5_SEGITER_ONETERM) ){
          sqlite3Fts5HashScanNext(p->pHash);
          sqlite3Fts5HashScanEntry(p->pHash, &zTerm, &pList, &nList);
        }
        if( pList==0 ){
          fts5DataRelease(pIter->pLeaf);
          pIter->pLeaf = 0;
        }else{
          pIter->pLeaf->p = (u8*)pList;
          pIter->pLeaf->nn = nList;
          pIter->pLeaf->szLeaf = nList;
          pIter->iEndofDoclist = nList+1;
          sqlite3Fts5BufferSet(&p->rc, &pIter->term, (int)strlen(zTerm),
              (u8*)zTerm);
          pIter->iLeafOffset = fts5GetVarint(pList, (u64*)&pIter->iRowid);
          *pbNewTerm = 1;
        }
      }else{
        iOff = 0;
        /* Next entry is not on the current page */
        while( iOff==0 ){
          fts5SegIterNextPage(p, pIter);
          pLeaf = pIter->pLeaf;

  if( 0==fts5BufferGrow(&p->rc, pBuf, pSeg->nPos) ){
    if( pColset==0 ){
      fts5ChunkIterate(p, pSeg, (void*)pBuf, fts5PoslistCallback);
    }else{
      PoslistCallbackCtx sCtx;
      sCtx.pBuf = pBuf;
      sCtx.pColset = pColset;
      sCtx.eState = fts5IndexColsetTest(pColset, 0);
      assert( sCtx.eState==0 || sCtx.eState==1 );
      fts5ChunkIterate(p, pSeg, (void*)&sCtx, fts5PoslistFilterCallback);
    }
  }
}

/*

        if( res<0 ) p->rc = FTS5_CORRUPT;
      }

      fts5IntegrityCheckPgidx(p, pLeaf);
    }
    fts5DataRelease(pLeaf);
    if( p->rc ) break;


    /* Now check that the iter.nEmpty leaves following the current leaf
    ** (a) exist and (b) contain no terms. */
    fts5IndexIntegrityCheckEmpty(
        p, pSeg, iIdxPrevLeaf+1, iDlidxPrevLeaf+1, iIdxLeaf-1
    );
    if( p->rc ) break;

/*
** Set the SQLITE_INDEX_SCAN_UNIQUE flag in pIdxInfo->flags. Unless this
** extension is currently being used by a version of SQLite too old to
** support index-info flags. In that case this function is a no-op.
*/
static void fts5SetUniqueFlag(sqlite3_index_info *pIdxInfo){
#if SQLITE_VERSION_NUMBER>=3008012
#ifndef SQLITE_CORE
  if( sqlite3_libversion_number()>=3008012 )
#endif
  {
    pIdxInfo->idxFlags |= SQLITE_INDEX_SCAN_UNIQUE;
  }
#endif
}

/*
** Implementation of the xBestIndex method for FTS5 tables. Within the 

      *piRowid = sqlite3_value_int64(apVal[1]);
    }else{
      rc = fts5StorageNewRowid(p, piRowid);
    }
  }else{
    sqlite3_stmt *pInsert = 0;    /* Statement to write %_content table */
    int i;                        /* Counter variable */









    rc = fts5StorageGetStmt(p, FTS5_STMT_INSERT_CONTENT, &pInsert, 0);

    for(i=1; rc==SQLITE_OK && i<=pConfig->nCol+1; i++){
      rc = sqlite3_bind_value(pInsert, i, apVal[i]);
    }
    if( rc==SQLITE_OK ){
      sqlite3_step(pInsert);
      rc = sqlite3_reset(pInsert);
    }

}

do_execsql_test 6.3 {
  REPLACE INTO t1(rowid, x, y) VALUES('22', 'l l l', 'l l l');
}

do_execsql_test 6.4 {
  REPLACE INTO t1(x, y) VALUES('x y z', 'x y z');
}

do_execsql_test 6.5 {
  INSERT INTO t1(t1) VALUES('integrity-check') 
}

do_execsql_test 6.6 {
  SELECT rowid, * FROM t1;
} {
  22 {l l l} {l l l}
  23 {x y z} {x y z}
}

#-------------------------------------------------------------------------
#
reset_db
expr srand(0)
do_execsql_test 7.0 {
  CREATE VIRTUAL TABLE t1 USING fts5(x,y,z);

      }
      set {} {}
    } {}
    catch { db eval ROLLBACK }
  }
}



#------------------------------------------------------------------------
#
reset_db
do_execsql_test 6.1.0 {
  CREATE VIRTUAL TABLE t1 USING fts5(a);
  INSERT INTO t1 VALUES('bbbbb ccccc');
  SELECT quote(block) FROM t1_data WHERE rowid>100;

      ----------^^-----------------------------------------------------
    WHERE id>100;
}
do_catchsql_test 6.3.5 {
  INSERT INTO t1(t1) VALUES('integrity-check');
} {1 {database disk image is malformed}}


}

#------------------------------------------------------------------------
#
reset_db
reset_db
proc rnddoc {n} {
  set map [list a b c d]
  set doc [list]
  for {set i 0} {$i < $n} {incr i} {
    lappend doc "x[lindex $map [expr int(rand()*4)]]"
  }
  set doc
}

db func rnddoc rnddoc
do_test 7.0 {
  execsql {
    CREATE VIRTUAL TABLE t5 USING fts5(x);
    INSERT INTO t5 VALUES( rnddoc(10000) );
    INSERT INTO t5 VALUES( rnddoc(10000) );
    INSERT INTO t5 VALUES( rnddoc(10000) );
    INSERT INTO t5 VALUES( rnddoc(10000) );
    INSERT INTO t5(t5) VALUES('optimize');
  }
} {}

do_test 7.1 {
  foreach i [db eval { SELECT rowid FROM t5_data WHERE rowid>100 }] {
    db eval BEGIN  
    db eval {DELETE FROM t5_data WHERE rowid = $i}
    set r [catchsql { INSERT INTO t5(t5) VALUES('integrity-check')} ]
    if {$r != "1 {database disk image is malformed}"} { error $r }
    db eval ROLLBACK  
  }
} {}

sqlite3_fts5_may_be_corrupt 0
finish_test

    INSERT INTO t2 VALUES('e a d a e d');
  }
} -body {
  db eval COMMIT
} -test {
  faultsim_test_result {0 {}}
}

#-------------------------------------------------------------------------
# Test fault-injection when a segment is promoted.
#
reset_db
do_execsql_test 2.0 {
  CREATE VIRTUAL TABLE xy USING fts5(x);
  INSERT INTO xy(rowid, x) VALUES(1, '1 2 3');
  INSERT INTO xy(rowid, x) VALUES(2, '2 3 4');
  INSERT INTO xy(rowid, x) VALUES(3, '3 4 5');
}
faultsim_save_and_close

do_faultsim_test 2 -faults oom-* -prep {
  faultsim_restore_and_reopen
} -body {
  db eval { UPDATE OR REPLACE xy SET rowid=3 WHERE rowid = 2 }
} -test {
  faultsim_test_result {0 {}}
}


finish_test

set hash [sqlite3_fts5_token_hash 1024 xyz]
set vocab [build_vocab1 -prefix xyz -hash $hash]
lappend vocab xyz

do_execsql_test 1.1 {
  CREATE VIRTUAL TABLE vocab USING fts5vocab(eee, 'row'); 
  BEGIN;

}
do_test 1.2 {
  for {set i 1} {$i <= 100} {incr i} {
    execsql { INSERT INTO eee VALUES( r($vocab, 5), r($vocab, 7) ) }

  }
} {}
  
do_test 1.2 {
  db eval { SELECT term, doc FROM vocab } {
    set nRow [db one {SELECT count(*) FROM eee WHERE eee MATCH $term}]
    if {$nRow != $doc} {
      error "term=$term fts5vocab=$doc cnt=$nRow"
    }
  }

      } $res
    }
  }
  execsql { INSERT INTO t3(t3) VALUES('optimize') }
  execsql { INSERT INTO t3(t3) VALUES('integrity-check') }
}

#-------------------------------------------------------------------------
#
reset_db
do_execsql_test 4.0 {
  CREATE VIRTUAL TABLE t2 USING fts5(c1, c2);
  INSERT INTO t2 VALUES('xa xb', 'xb xa');

  INSERT INTO t2 SELECT c1||' '||c1, c2||' '||c2 FROM t2; -- 2
  INSERT INTO t2 SELECT c1||' '||c1, c2||' '||c2 FROM t2; -- 4
  INSERT INTO t2 SELECT c1||' '||c1, c2||' '||c2 FROM t2; -- 8
  INSERT INTO t2 SELECT c1||' '||c1, c2||' '||c2 FROM t2; -- 16
  INSERT INTO t2 SELECT c1||' '||c1, c2||' '||c2 FROM t2; -- 32
  INSERT INTO t2 SELECT c1||' '||c1, c2||' '||c2 FROM t2; -- 64
  INSERT INTO t2 SELECT c1||' '||c1, c2||' '||c2 FROM t2; -- 128
  INSERT INTO t2 SELECT c1||' '||c1, c2||' '||c2 FROM t2; -- 256
  INSERT INTO t2 SELECT c1||' '||c1, c2||' '||c2 FROM t2; -- 512
  INSERT INTO t2 SELECT c1||' '||c1, c2||' '||c2 FROM t2; -- 1024
  INSERT INTO t2 SELECT c1||' '||c1, c2||' '||c2 FROM t2; -- 2048
  INSERT INTO t2 SELECT c1||' '||c1, c2||' '||c2 FROM t2; -- 4096

  SELECT count(*) FROM t2('x*');
} {4096}

do_execsql_test 4.1 {
  UPDATE t2 SET c2 = 'ya yb';
  SELECT count(*) FROM t2('c1:x*');
  SELECT count(*) FROM t2('c2:x*');
} {4096 0}

do_execsql_test 4.2 {
  UPDATE t2 SET c2 = 'xa';
  SELECT count(*) FROM t2('c1:x*');
  SELECT count(*) FROM t2('c2:x*');
} {4096 4096}

#-------------------------------------------------------------------------
#
reset_db
proc rnddoc {n} {
  set map [list a b c d]
  set doc [list]
  for {set i 0} {$i < $n} {incr i} {
    lappend doc "x[lindex $map [expr int(rand()*4)]]"
  }
  set doc
}
set cols [list]
for {set i 1} {$i<250} {incr i} { 
  lappend cols "c$i" 
  lappend vals "'[rnddoc 10]'"
}

do_test 5.0 {
  execsql "CREATE VIRTUAL TABLE t4 USING fts5([join $cols ,])"
  execsql {INSERT INTO t4(t4, rank) VALUES('pgsz', 32)}
  execsql "INSERT INTO t4 VALUES([join $vals ,])"
  execsql "INSERT INTO t4 VALUES([join $vals ,])"
  execsql "INSERT INTO t4 VALUES([join $vals ,])"
  execsql "INSERT INTO t4 VALUES([join $vals ,])"
} {}

proc gmatch {col pattern} {
  expr {[lsearch -glob $col $pattern]>=0}
}
db func gmatch gmatch
foreach {tn col pattern} {
  1 c100 {xa*}
  2 c200 {xb*}
} {
  set res [db eval "SELECT rowid FROM t4 WHERE gmatch($col, \$pattern)"]
  set query "$col : $pattern"
  do_execsql_test 5.$tn { SELECT rowid FROM t4($query) } $res
}

reset_db
db func fts5_rnddoc fts5_rnddoc
do_test 6.0 {
  execsql {
    CREATE VIRTUAL TABLE t5 USING fts5(x, y);
    INSERT INTO t5 VALUES( fts5_rnddoc(10000), fts5_rnddoc(10000) );
    INSERT INTO t5 VALUES( fts5_rnddoc(10000), fts5_rnddoc(10000) );
    INSERT INTO t5 VALUES( fts5_rnddoc(10000), fts5_rnddoc(10000) );
    INSERT INTO t5 VALUES( fts5_rnddoc(10000), fts5_rnddoc(10000) );
  }
} {}

proc gmatch {col pattern} {
  expr {[lsearch -glob $col $pattern]>=0}
}
db func gmatch gmatch
foreach {tn col pattern} {
  1 y {xa*}
  2 y {xb*}
  3 y {xc*}
  4 x {xa*}
  5 x {xb*}
  6 x {xc*}
} {
  set res [db eval "SELECT rowid FROM t5 WHERE gmatch($col, \$pattern)"]
  set query "$col : $pattern"
  do_execsql_test 6.$tn { SELECT rowid FROM t5($query) } $res
}

finish_test

  }
} {}

do_execsql_test 12.2 {
  SELECT rowid FROM xx('x:a');
  COMMIT;
} {}

#-------------------------------------------------------------------------
# Try an UPDATE OR REPLACE query.
#
do_execsql_test 13.1 {
  CREATE VIRTUAL TABLE xy USING fts5(x);
  INSERT INTO xy(rowid, x) VALUES(1, '1 2 3');
  INSERT INTO xy(rowid, x) VALUES(2, '2 3 4');
  INSERT INTO xy(rowid, x) VALUES(3, '3 4 5');
}

do_execsql_test 13.2 {
  UPDATE OR REPLACE xy SET rowid=3 WHERE rowid = 2;
  SELECT rowid, x FROM xy;
} {
  1 {1 2 3}
  3 {2 3 4}
}

do_execsql_test 13.3 {
  INSERT INTO xy(xy) VALUES('integrity-check');
}

finish_test