do_execsql_test 4.$tn.3 {
    INSERT INTO ft3(ft3) VALUES('integrity-check');
  }
}

finish_test

  do_execsql_test 4.$tn.3 {
    INSERT INTO ft3(ft3) VALUES('integrity-check');
  }
}

finish_test

  SELECT * FROM x2('a + b');
} {1 {fts5: phrase queries are not supported (detail!=full)}}

do_catchsql_test 3.3 {
  SELECT * FROM x2('^a');
} {1 {fts5: phrase queries are not supported (detail!=full)}}
finish_test

  SELECT * FROM x2('a + b');
} {1 {fts5: phrase queries are not supported (detail!=full)}}

do_catchsql_test 3.3 {
  SELECT * FROM x2('^a');
} {1 {fts5: phrase queries are not supported (detail!=full)}}
finish_test

}

do_execsql_test 5.1 {
  SELECT rowid FROM ttt('word') WHERE rowid BETWEEN 30 AND 40 ORDER BY rank;
} {30 31 32 33 34 35 36 37 38 39 40}

finish_test

}

do_execsql_test 5.1 {
  SELECT rowid FROM ttt('word') WHERE rowid BETWEEN 30 AND 40 ORDER BY rank;
} {30 31 32 33 34 35 36 37 38 39 40}

finish_test

  INSERT INTO f1(f1) VALUES('integrity-check');
} {}

sqlite3_db_config db DEFENSIVE 0
do_execsql_test 1.5 {
  DELETE FROM f1_data;
} {}
sqlite3_db_config db DEFENSIVE 1

do_catchsql_test 1.6 {
  INSERT INTO f1(f1) VALUES('integrity-check');
} {1 {database disk image is malformed}}

do_execsql_test 1.7 {
  INSERT INTO f1(f1) VALUES('rebuild');

  INSERT INTO f1(f1) VALUES('integrity-check');
} {}

sqlite3_db_config db DEFENSIVE 0
do_execsql_test 1.5 {
  DELETE FROM f1_data;
} {}


do_catchsql_test 1.6 {
  INSERT INTO f1(f1) VALUES('integrity-check');
} {1 {database disk image is malformed}}

do_execsql_test 1.7 {
  INSERT INTO f1(f1) VALUES('rebuild');

  SELECT count(fts5_decode(rowid, block)) FROM x1_data;
} $res
sqlite3_db_config db DEFENSIVE 0
do_execsql_test 2.4 {
  UPDATE x1_data SET block = X'';
  SELECT count(fts5_decode(rowid, block)) FROM x1_data;
} $res
sqlite3_db_config db DEFENSIVE 1

do_execsql_test 2.5 {
  INSERT INTO x1(x1, rank) VALUES('pgsz', 1024);
  INSERT INTO x1(x1) VALUES('rebuild');
}

set res [db one {SELECT count(*) FROM x1_data}]

  SELECT count(fts5_decode(rowid, block)) FROM x1_data;
} $res
sqlite3_db_config db DEFENSIVE 0
do_execsql_test 2.4 {
  UPDATE x1_data SET block = X'';
  SELECT count(fts5_decode(rowid, block)) FROM x1_data;
} $res


do_execsql_test 2.5 {
  INSERT INTO x1(x1, rank) VALUES('pgsz', 1024);
  INSERT INTO x1(x1) VALUES('rebuild');
}

set res [db one {SELECT count(*) FROM x1_data}]

do_execsql_test 3.5 {
  DELETE FROM t1;
  SELECT * FROM v1;
} {
}

finish_test

do_execsql_test 3.5 {
  DELETE FROM t1;
  SELECT * FROM v1;
} {
}

finish_test

  catch { db close }
  eval $destroy_vfs
}


finish_test

  catch { db close }
  eval $destroy_vfs
}


finish_test

    INSERT INTO data_t3 VALUES(1, 'abc', '-6.0', 0);
  }
  list [catch { apply_rbu $rbu } msg] $msg
} {0 SQLITE_DONE}


finish_test

    INSERT INTO data_t3 VALUES(1, 'abc', '-6.0', 0);
  }
  list [catch { apply_rbu $rbu } msg] $msg
} {0 SQLITE_DONE}


finish_test

  rbu step
} {SQLITE_ERROR}
do_test 4.7.2 {
  list [catch {rbu close} msg] $msg
} {1 {SQLITE_ERROR - rbu_state mismatch error}}

finish_test

  rbu step
} {SQLITE_ERROR}
do_test 4.7.2 {
  list [catch {rbu close} msg] $msg
} {1 {SQLITE_ERROR - rbu_state mismatch error}}

finish_test

  do_test 2.$tn.6 {
    list [sql1 {PRAGMA data_version}] [sql2 {PRAGMA data_version}]
  } [list $V1 $V2]

}

finish_test

  do_test 2.$tn.6 {
    list [sql1 {PRAGMA data_version}] [sql2 {PRAGMA data_version}]
  } [list $V1 $V2]

}

finish_test

do_execsql_test 1.4 {
  SELECT count(*) FROM t1 WHERE
  a == ( (b<<6) + (c<<5) + (d<<4) + (e<<3) + (f<<2) + (g<<1) + (h<<0) )
} {128}


finish_test

do_execsql_test 1.4 {
  SELECT count(*) FROM t1 WHERE
  a == ( (b<<6) + (c<<5) + (d<<4) + (e<<3) + (f<<2) + (g<<1) + (h<<0) )
} {128}


finish_test

  } {4 5 6 50 50 50}

  integrity_check $tn.4
}


finish_test

  } {4 5 6 50 50 50}

  integrity_check $tn.4
}


finish_test

do_test 5.3 {
  expr {[file size test.db-wal] > (1024 * 1200)}
} 1

do_test 6.1 { sqlite3rbu_internal_test } {}

finish_test

do_test 5.3 {
  expr {[file size test.db-wal] > (1024 * 1200)}
} 1

do_test 6.1 { sqlite3rbu_internal_test } {}

finish_test

    db close
  }
}


finish_test

    db close
  }
}


finish_test

  do_execsql_test 1.$nStep.5 {
    SELECT * FROM t1;
  } {1 t1 5 hello}
}


finish_test

  do_execsql_test 1.$nStep.5 {
    SELECT * FROM t1;
  } {1 t1 5 hello}
}


finish_test

    2 2 d
    3 1 e
    3 2 f
  }
}

finish_test

    2 2 d
    3 1 e
    3 2 f
  }
}

finish_test

  {}   2 2
  _iii 3 three-III
}
integrity_check 1.3.3


finish_test

  {}   2 2
  _iii 3 three-III
}
integrity_check 1.3.3


finish_test

  }
  
  integrity_check 2.$tn.4
}


finish_test

  }
  
  integrity_check 2.$tn.4
}


finish_test

do_test 2.2 {
  list [catch { rbu close } msg] $msg
} {1 {SQLITE_ERROR - cannot update wal mode database}}


finish_test

do_test 2.2 {
  list [catch { rbu close } msg] $msg
} {1 {SQLITE_ERROR - cannot update wal mode database}}


finish_test

} {1 2 3 4 5 6 7 8 9}

db close
sqlite3_shutdown
test_sqlite3_log 
sqlite3_initialize
finish_test

} {1 2 3 4 5 6 7 8 9}

db close
sqlite3_shutdown
test_sqlite3_log 
sqlite3_initialize
finish_test

  
  integrity_check 3.$tn.4
}



finish_test

  
  integrity_check 3.$tn.4
}



finish_test

  }
  rbu close
  db eval { SELECT * FROM t1 }
} {a one 1 b two 2 c three 3}

#forcedelete testrbu.db
finish_test

  }
  rbu close
  db eval { SELECT * FROM t1 }
} {a one 1 b two 2 c three 3}

#forcedelete testrbu.db
finish_test

for {set nPre 0} {$nPre < $rbu_num_steps} {incr nPre} {
  for {set is 1} {$is <= ($rbu_num_steps - $nPre)} {incr is} {
    do_rbu_crash_test 2.pre=$nPre.step=$is $nPre $is
  }
}

finish_test

for {set nPre 0} {$nPre < $rbu_num_steps} {incr nPre} {
  for {set is 1} {$is <= ($rbu_num_steps - $nPre)} {incr is} {
    do_rbu_crash_test 2.pre=$nPre.step=$is $nPre $is
  }
}

finish_test

      sqlite3rbu rbu test.db test.db2
    }
    rbu close
  }
}

finish_test

      sqlite3rbu rbu test.db test.db2
    }
    rbu close
  }
}

finish_test

    db close
    db2 close
  }
}


finish_test

    db close
    db2 close
  }
}


finish_test

} {SQLITE_DONE}

do_execsql_test 1.4 {
  SELECT * FROM t1 
} [list 1 $bigA 2 $bigB]

finish_test

} {SQLITE_DONE}

do_execsql_test 1.4 {
  SELECT * FROM t1 
} [list 1 $bigA 2 $bigB]

finish_test

        }
      }
    }
  }
}

finish_test

        }
      }
    }
  }
}

finish_test

      {1 {SQLITE_NOMEM - out of memory}} 
}




finish_test

      {1 {SQLITE_NOMEM - out of memory}} 
}




finish_test

  } -test {
    eval [list faultsim_test_result {0 SQLITE_OK} {*}$::errlist]
  }

}

finish_test

  } -test {
    eval [list faultsim_test_result {0 SQLITE_OK} {*}$::errlist]
  }

}

finish_test

    if {$rc!="ok"} { error "Got $rc instead of ok!" }
  }
}



finish_test

    if {$rc!="ok"} { error "Got $rc instead of ok!" }
  }
}



finish_test

    INSERT INTO data_ft VALUES('7 8 9', 1, 'x');
  } } msg] $msg]
} {1 {SQLITE_ERROR - SQL logic error]}}



finish_test

    INSERT INTO data_ft VALUES('7 8 9', 1, 'x');
  } } msg] $msg]
} {1 {SQLITE_ERROR - SQL logic error]}}



finish_test

    sqlite3rbu_destroy_vfs myrbu
  }

}


finish_test

    sqlite3rbu_destroy_vfs myrbu
  }

}


finish_test

      do_sp_test 5.$tn.$bReopen.$tn2.1 $bReopen test.db rbu.db $R($tn)
    }
  }
}


finish_test

      do_sp_test 5.$tn.$bReopen.$tn2.1 $bReopen test.db rbu.db $R($tn)
    }
  }
}


finish_test

      PRAGMA integrity_check;
    }
  } {60 ok}
  db2 close
}

finish_test

      PRAGMA integrity_check;
    }
  } {60 ok}
  db2 close
}

finish_test

do_execsql_test 1.5 {
  SELECT * FROM t1;
  SELECT * FROM t2;
} {1 one 1 3 3 3 4 4 4 1 one 1 3 3 3 4 4 4}

finish_test

do_execsql_test 1.5 {
  SELECT * FROM t1;
  SELECT * FROM t2;
} {1 one 1 3 3 3 4 4 4 1 one 1 3 3 3 4 4 4}

finish_test

    1 1 1 2 2 2 3 3 3 4 4 4
    5 5 5 6 6 6 7 7 7 8 8 8
    9 9 9
  }
}

finish_test

    1 1 1 2 2 2 3 3 3 4 4 4
    5 5 5 6 6 6 7 7 7 8 8 8
    9 9 9
  }
}

finish_test

  setup_databases
  unset -nocomplain ::A
  step_rbu_cachesize test.db test.db2 1000 10 1400000
} {1 SQLITE_FULL}
do_test 1.6.2 { info commands rbu } {}

finish_test

  setup_databases
  unset -nocomplain ::A
  step_rbu_cachesize test.db test.db2 1000 10 1400000
} {1 SQLITE_FULL}
do_test 1.6.2 { info commands rbu } {}

finish_test

  while {[rbu step]=="SQLITE_OK"} {}
  list [catch { rbu close } msg] $msg
} {0 SQLITE_DONE}

catch { db close }
finish_test

  while {[rbu step]=="SQLITE_OK"} {}
  list [catch { rbu close } msg] $msg
} {0 SQLITE_DONE}

catch { db close }
finish_test

  sqlite3rbu_vacuum rbu test.db test.db2
  while {[rbu step]!="SQLITE_DONE"} { rbu step }
  rbu close
  execsql { PRAGMA integrity_check }
} {ok}

finish_test

  sqlite3rbu_vacuum rbu test.db test.db2
  while {[rbu step]!="SQLITE_DONE"} { rbu step }
  rbu close
  execsql { PRAGMA integrity_check }
} {ok}

finish_test

}
do_index_check_test 7.3 t7i3 {
  {} 1,1 {} 3,3
}
do_index_check_test 7.4 t7i4 {
  {} 1,1 {} 3,3
}

}
do_index_check_test 7.3 t7i3 {
  {} 1,1 {} 3,3
}
do_index_check_test 7.4 t7i4 {
  {} 1,1 {} 3,3
}

# level, but the contents of the various tables used internally by an
# r-tree table are inconsistent.
#
populate_t1 50
do_execsql_test rtree8-2.1.1 { SELECT max(nodeno) FROM t1_node } {5}
sqlite3_db_config db DEFENSIVE 0
do_execsql_test rtree8-2.1.2 { DELETE FROM t1_node } {}
sqlite3_db_config db DEFENSIVE 1
for {set i 1} {$i <= 50} {incr i} {
  do_catchsql_test rtree8-2.1.3.$i { 
    SELECT * FROM t1 WHERE id = $i 
  } {1 {database disk image is malformed}}
}
do_catchsql_test rtree8-2.1.4 { 
  SELECT * FROM t1
................................................................................


populate_t1 50
sqlite3_db_config db DEFENSIVE 0
do_execsql_test rtree8-2.2.1 {
  DELETE FROM t1_parent
} {}
sqlite3_db_config db DEFENSIVE 1
do_catchsql_test rtree8-2.2.2 {
  DELETE FROM t1 WHERE id=25
} {1 {database disk image is malformed}}
do_execsql_test rtree8-2.2.3 { 
  DROP TABLE t1;
  CREATE VIRTUAL TABLE t1 USING rtree_i32(id, x1, x2);
} {}

# level, but the contents of the various tables used internally by an
# r-tree table are inconsistent.
#
populate_t1 50
do_execsql_test rtree8-2.1.1 { SELECT max(nodeno) FROM t1_node } {5}
sqlite3_db_config db DEFENSIVE 0
do_execsql_test rtree8-2.1.2 { DELETE FROM t1_node } {}

for {set i 1} {$i <= 50} {incr i} {
  do_catchsql_test rtree8-2.1.3.$i { 
    SELECT * FROM t1 WHERE id = $i 
  } {1 {database disk image is malformed}}
}
do_catchsql_test rtree8-2.1.4 { 
  SELECT * FROM t1
................................................................................


populate_t1 50
sqlite3_db_config db DEFENSIVE 0
do_execsql_test rtree8-2.2.1 {
  DELETE FROM t1_parent
} {}

do_catchsql_test rtree8-2.2.2 {
  DELETE FROM t1 WHERE id=25
} {1 {database disk image is malformed}}
do_execsql_test rtree8-2.2.3 { 
  DROP TABLE t1;
  CREATE VIRTUAL TABLE t1 USING rtree_i32(id, x1, x2);
} {}

    SELECT * FROM t3;
  }
} {1 1 3 3}



finish_test

    SELECT * FROM t3;
  }
} {1 1 3 3}



finish_test

} {0 {}}
S delete
do_catchsql_test 4.5.2 {
  SELECT * FROM ixua.i8;
} {1 {no such table: ixua.i8}}

finish_test

} {0 {}}
S delete
do_catchsql_test 4.5.2 {
  SELECT * FROM ixua.i8;
} {1 {no such table: ixua.i8}}

finish_test

  {INSERT t2 0 X. {} {i 7 i 8}}
}


S delete

finish_test

  {INSERT t2 0 X. {} {i 7 i 8}}
}


S delete

finish_test

  }

  do_test 3.$tn { set res } [list {*}$result]
}


finish_test

  }

  do_test 3.$tn { set res } [list {*}$result]
}


finish_test

  SELECT count(*) FROM t1 WHERE number_name(a+1) IS NOT b; 
} {0}

# db eval { SELECT * FROM t1 } { puts "$a || $b" }


finish_test

  SELECT count(*) FROM t1 WHERE number_name(a+1) IS NOT b; 
} {0}

# db eval { SELECT * FROM t1 } { puts "$a || $b" }


finish_test

    INSERT INTO t1 SELECT 'abcde', randomblob(16), i FROM s;
  }
  compare_db db db2
} {}


finish_test

    INSERT INTO t1 SELECT 'abcde', randomblob(16), i FROM s;
  }
  compare_db db db2
} {}


finish_test

} -test {
  catch { R delete } 
  faultsim_test_result {0 {}} {1 SQLITE_NOMEM}
}


finish_test

} -test {
  catch { R delete } 
  faultsim_test_result {0 {}} {1 SQLITE_NOMEM}
}


finish_test

    R configure $::rebase
    expr [catch {R rebase $P}]==0
  } $rebasable

  catch { R delete }
}
finish_test

    R configure $::rebase
    expr [catch {R rebase $P}]==0
  } $rebasable

  catch { R delete }
}
finish_test

    return "REPLACE"
  }
  sqlite3changeset_apply db2 $C xConflict
  execsql { SELECT * FROM sqlite_stat1 ORDER BY 1,2 } db2
} {t3 null 3}

finish_test

    return "REPLACE"
  }
  sqlite3changeset_apply db2 $C xConflict
  execsql { SELECT * FROM sqlite_stat1 ORDER BY 1,2 } db2
} {t3 null 3}

finish_test

do_iterator_test 1.3 t1 {
  DELETE FROM t1;
} {
  {DELETE t1 0 X. {t one t three} {}}
}

finish_test

do_iterator_test 1.3 t1 {
  DELETE FROM t1;
} {
  {DELETE t1 0 X. {t one t three} {}}
}

finish_test

                 | SQLITE_CellSizeCk
#endif
#if defined(SQLITE_ENABLE_FTS3_TOKENIZER)
                 | SQLITE_Fts3Tokenizer
#endif
#if defined(SQLITE_ENABLE_QPSG)
                 | SQLITE_EnableQPSG



#endif
      ;
  sqlite3HashInit(&db->aCollSeq);
#ifndef SQLITE_OMIT_VIRTUALTABLE
  sqlite3HashInit(&db->aModule);
#endif

                 | SQLITE_CellSizeCk
#endif
#if defined(SQLITE_ENABLE_FTS3_TOKENIZER)
                 | SQLITE_Fts3Tokenizer
#endif
#if defined(SQLITE_ENABLE_QPSG)
                 | SQLITE_EnableQPSG
#endif
#if defined(SQLITE_DEFAULT_DEFENSIVE)
                 | SQLITE_Defensive
#endif
      ;
  sqlite3HashInit(&db->aCollSeq);
#ifndef SQLITE_OMIT_VIRTUALTABLE
  sqlite3HashInit(&db->aModule);
#endif

# to the supplied value. This is 2 if the added column has a default that is
# NULL, or 3 otherwise. 
#
proc alter_table {tbl sql {file_format 2}} {
  sqlite3 dbat test.db
  set s [string map {' ''} $sql]
  set t [string map {' ''} $tbl]

  dbat eval [subst {
    PRAGMA writable_schema = 1;
    UPDATE sqlite_master SET sql = '$s' WHERE name = '$t' AND type = 'table';
    PRAGMA writable_schema = 0;
  }]
  dbat close
  set_file_format 2
................................................................................
  catchsql {SELECT substr('abcdefg',1,3)}
} {1 {bad function}}


#-----------------------------------------------------------------------
# Some basic tests to make sure short rows are handled.
#

do_test alter2-1.1 {
  execsql {
    CREATE TABLE abc(a, b);
    INSERT INTO abc VALUES(1, 2);
    INSERT INTO abc VALUES(3, 4);
    INSERT INTO abc VALUES(5, 6);
  }

# to the supplied value. This is 2 if the added column has a default that is
# NULL, or 3 otherwise. 
#
proc alter_table {tbl sql {file_format 2}} {
  sqlite3 dbat test.db
  set s [string map {' ''} $sql]
  set t [string map {' ''} $tbl]
  sqlite3_db_config dbat DEFENSIVE 0
  dbat eval [subst {
    PRAGMA writable_schema = 1;
    UPDATE sqlite_master SET sql = '$s' WHERE name = '$t' AND type = 'table';
    PRAGMA writable_schema = 0;
  }]
  dbat close
  set_file_format 2
................................................................................
  catchsql {SELECT substr('abcdefg',1,3)}
} {1 {bad function}}


#-----------------------------------------------------------------------
# Some basic tests to make sure short rows are handled.
#
sqlite3_db_config db DEFENSIVE 0
do_test alter2-1.1 {
  execsql {
    CREATE TABLE abc(a, b);
    INSERT INTO abc VALUES(1, 2);
    INSERT INTO abc VALUES(3, 4);
    INSERT INTO abc VALUES(5, 6);
  }

do_execsql_test 13.1.3 {
  DROP TRIGGER tr1;
  CREATE INDEX x1i ON x1(i);
  SELECT sql FROM sqlite_master WHERE name='x1i';
} {{CREATE INDEX x1i ON x1(i)}}


do_execsql_test 13.1.4 {
  PRAGMA writable_schema = 1;
  UPDATE sqlite_master SET sql = 'CREATE INDEX x1i ON x1(j)' WHERE name='x1i';
} {}

do_catchsql_test 13.1.5 {
  ALTER TABLE x1 RENAME COLUMN t TO ttt;

do_execsql_test 13.1.3 {
  DROP TRIGGER tr1;
  CREATE INDEX x1i ON x1(i);
  SELECT sql FROM sqlite_master WHERE name='x1i';
} {{CREATE INDEX x1i ON x1(i)}}

sqlite3_db_config db DEFENSIVE 0
do_execsql_test 13.1.4 {
  PRAGMA writable_schema = 1;
  UPDATE sqlite_master SET sql = 'CREATE INDEX x1i ON x1(j)' WHERE name='x1i';
} {}

do_catchsql_test 13.1.5 {
  ALTER TABLE x1 RENAME COLUMN t TO ttt;

}
do_execsql_test 14.6 {
  ALTER TABLE t1 RENAME TO tt1;
}


finish_test

}
do_execsql_test 14.6 {
  ALTER TABLE t1 RENAME TO tt1;
}


finish_test

do_execsql_test 15.5 {
  SELECT sql FROM sqlite_master WHERE name = 'y';
} {{CREATE VIEW y AS SELECT f2 AS f1 FROM x}}


finish_test

do_execsql_test 15.5 {
  SELECT sql FROM sqlite_master WHERE name = 'y';
} {{CREATE VIEW y AS SELECT f2 AS f1 FROM x}}


finish_test

    INSERT INTO rr VALUES('in', 'tcl');
    SELECT * FROM ffff;
  } {hello world in tcl}
}


finish_test

    INSERT INTO rr VALUES('in', 'tcl');
    SELECT * FROM ffff;
  } {hello world in tcl}
}


finish_test

  } {t4i1 t4i2 t4}
}

# This test corrupts the database file so it must be the last test
# in the series.
#
do_test analyze-5.99 {

  execsql {
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET sql='nonsense' WHERE name='sqlite_stat1';
  }
  db close
  catch { sqlite3 db test.db }
  catchsql {

  } {t4i1 t4i2 t4}
}

# This test corrupts the database file so it must be the last test
# in the series.
#
do_test analyze-5.99 {
  sqlite3_db_config db DEFENSIVE 0
  execsql {
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET sql='nonsense' WHERE name='sqlite_stat1';
  }
  db close
  catch { sqlite3 db test.db }
  catchsql {

# Does not crash if the sqlite_sequence table schema is missing
# or corrupt.
#
do_test autoinc-12.1 {
  db close
  forcedelete test.db
  sqlite3 db test.db

  db eval {
    CREATE TABLE fake_sequence(name TEXT PRIMARY KEY,seq) WITHOUT ROWID;
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET
     sql=replace(sql,'fake_','sqlite_'),
     name='sqlite_sequence',
     tbl_name='sqlite_sequence'
................................................................................
  }} msg]
  lappend res $msg
} {1 {database disk image is malformed}}
do_test autoinc-12.2 {
  db close
  forcedelete test.db
  sqlite3 db test.db

  db eval {
   CREATE TABLE t1(a INTEGER PRIMARY KEY AUTOINCREMENT, b TEXT);
   INSERT INTO t1(b) VALUES('one');
   PRAGMA writable_schema=on;
   UPDATE sqlite_master SET
     sql=replace(sql,'sqlite_','x_'),
     name='x_sequence',
................................................................................
} else {
  set err {malformed database schema (sqlite_sequence) - near "VIRTUAL": syntax error}
}
do_test autoinc-12.3 {
  db close
  forcedelete test.db
  sqlite3 db test.db

  db eval {
   CREATE TABLE t1(a INTEGER PRIMARY KEY AUTOINCREMENT, b TEXT);
   INSERT INTO t1(b) VALUES('one');
   PRAGMA writable_schema=on;
   UPDATE sqlite_master SET
     sql='CREATE VIRTUAL TABLE sqlite_sequence USING sqlite_dbpage'
    WHERE name='sqlite_sequence';
................................................................................
    INSERT INTO t1(b) VALUES('one');
    CREATE TABLE fake(name TEXT PRIMARY KEY,seq) WITHOUT ROWID;
  }
  set root1 [db one {SELECT rootpage FROM sqlite_master
                     WHERE name='sqlite_sequence'}]
  set root2 [db one {SELECT rootpage FROM sqlite_master
                     WHERE name='fake'}]

  db eval {
   PRAGMA writable_schema=on;
   UPDATE sqlite_master SET rootpage=$root2
    WHERE name='sqlite_sequence';
   UPDATE sqlite_master SET rootpage=$root1
    WHERE name='fake';
  }
................................................................................
  lappend res $msg
} {1 {database disk image is malformed}}
breakpoint
do_test autoinc-12.5 {
  db close
  forcedelete test.db
  sqlite3 db test.db

  db eval {
    CREATE TABLE t1(a INTEGER PRIMARY KEY AUTOINCREMENT, b TEXT);
    INSERT INTO t1(b) VALUES('one');
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET
       sql='CREATE TABLE sqlite_sequence(x)'
      WHERE name='sqlite_sequence';
................................................................................
  }} msg]
  lappend res $msg
} {1 {database disk image is malformed}}
do_test autoinc-12.6 {
  db close
  forcedelete test.db
  sqlite3 db test.db

  db eval {
    CREATE TABLE t1(a INTEGER PRIMARY KEY AUTOINCREMENT, b TEXT);
    INSERT INTO t1(b) VALUES('one');
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET
       sql='CREATE TABLE sqlite_sequence(x,y INTEGER PRIMARY KEY)'
      WHERE name='sqlite_sequence';
................................................................................
  }} msg]
  lappend res $msg
} {0 ok}
do_test autoinc-12.7 {
  db close
  forcedelete test.db
  sqlite3 db test.db

  db eval {
    CREATE TABLE t1(a INTEGER PRIMARY KEY AUTOINCREMENT, b TEXT);
    INSERT INTO t1(b) VALUES('one');
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET
       sql='CREATE TABLE sqlite_sequence(y INTEGER PRIMARY KEY,x)'
      WHERE name='sqlite_sequence';

# Does not crash if the sqlite_sequence table schema is missing
# or corrupt.
#
do_test autoinc-12.1 {
  db close
  forcedelete test.db
  sqlite3 db test.db
  sqlite3_db_config db DEFENSIVE 0
  db eval {
    CREATE TABLE fake_sequence(name TEXT PRIMARY KEY,seq) WITHOUT ROWID;
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET
     sql=replace(sql,'fake_','sqlite_'),
     name='sqlite_sequence',
     tbl_name='sqlite_sequence'
................................................................................
  }} msg]
  lappend res $msg
} {1 {database disk image is malformed}}
do_test autoinc-12.2 {
  db close
  forcedelete test.db
  sqlite3 db test.db
  sqlite3_db_config db DEFENSIVE 0
  db eval {
   CREATE TABLE t1(a INTEGER PRIMARY KEY AUTOINCREMENT, b TEXT);
   INSERT INTO t1(b) VALUES('one');
   PRAGMA writable_schema=on;
   UPDATE sqlite_master SET
     sql=replace(sql,'sqlite_','x_'),
     name='x_sequence',
................................................................................
} else {
  set err {malformed database schema (sqlite_sequence) - near "VIRTUAL": syntax error}
}
do_test autoinc-12.3 {
  db close
  forcedelete test.db
  sqlite3 db test.db
  sqlite3_db_config db DEFENSIVE 0
  db eval {
   CREATE TABLE t1(a INTEGER PRIMARY KEY AUTOINCREMENT, b TEXT);
   INSERT INTO t1(b) VALUES('one');
   PRAGMA writable_schema=on;
   UPDATE sqlite_master SET
     sql='CREATE VIRTUAL TABLE sqlite_sequence USING sqlite_dbpage'
    WHERE name='sqlite_sequence';
................................................................................
    INSERT INTO t1(b) VALUES('one');
    CREATE TABLE fake(name TEXT PRIMARY KEY,seq) WITHOUT ROWID;
  }
  set root1 [db one {SELECT rootpage FROM sqlite_master
                     WHERE name='sqlite_sequence'}]
  set root2 [db one {SELECT rootpage FROM sqlite_master
                     WHERE name='fake'}]
  sqlite3_db_config db DEFENSIVE 0
  db eval {
   PRAGMA writable_schema=on;
   UPDATE sqlite_master SET rootpage=$root2
    WHERE name='sqlite_sequence';
   UPDATE sqlite_master SET rootpage=$root1
    WHERE name='fake';
  }
................................................................................
  lappend res $msg
} {1 {database disk image is malformed}}
breakpoint
do_test autoinc-12.5 {
  db close
  forcedelete test.db
  sqlite3 db test.db
  sqlite3_db_config db DEFENSIVE 0
  db eval {
    CREATE TABLE t1(a INTEGER PRIMARY KEY AUTOINCREMENT, b TEXT);
    INSERT INTO t1(b) VALUES('one');
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET
       sql='CREATE TABLE sqlite_sequence(x)'
      WHERE name='sqlite_sequence';
................................................................................
  }} msg]
  lappend res $msg
} {1 {database disk image is malformed}}
do_test autoinc-12.6 {
  db close
  forcedelete test.db
  sqlite3 db test.db
  sqlite3_db_config db DEFENSIVE 0
  db eval {
    CREATE TABLE t1(a INTEGER PRIMARY KEY AUTOINCREMENT, b TEXT);
    INSERT INTO t1(b) VALUES('one');
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET
       sql='CREATE TABLE sqlite_sequence(x,y INTEGER PRIMARY KEY)'
      WHERE name='sqlite_sequence';
................................................................................
  }} msg]
  lappend res $msg
} {0 ok}
do_test autoinc-12.7 {
  db close
  forcedelete test.db
  sqlite3 db test.db
  sqlite3_db_config db DEFENSIVE 0
  db eval {
    CREATE TABLE t1(a INTEGER PRIMARY KEY AUTOINCREMENT, b TEXT);
    INSERT INTO t1(b) VALUES('one');
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET
       sql='CREATE TABLE sqlite_sequence(y INTEGER PRIMARY KEY,x)'
      WHERE name='sqlite_sequence';

do_execsql_test 3.3 { SELECT rowid, * FROM t4 WHERE x!=245; } {}
do_execsql_test 3.4 { SELECT rowid, * FROM t4 WHERE x!='245'; } {}

do_execsql_test 3.5 { SELECT rowid, * FROM t4 WHERE rowid!=1 OR x!='245'; } {}


finish_test

do_execsql_test 3.3 { SELECT rowid, * FROM t4 WHERE x!=245; } {}
do_execsql_test 3.4 { SELECT rowid, * FROM t4 WHERE x!='245'; } {}

do_execsql_test 3.5 { SELECT rowid, * FROM t4 WHERE rowid!=1 OR x!='245'; } {}


finish_test

    execsql {
      CREATE TABLE t1(a);
    }
    db close
  } {}
  do_test capi3-8.2 {
    sqlite3 db test.db

    execsql {
      PRAGMA writable_schema=ON;
      INSERT INTO sqlite_master VALUES(NULL,NULL,NULL,NULL,NULL);
    }
    db close
  } {}
  do_test capi3-8.3 {
................................................................................
  } {1 {malformed database schema (?)}}
  do_test capi3-8.4 {
    # Build a 5-field row record. The first field is a string 'table', and
    # subsequent fields are all NULL.
    db close
    forcedelete test.db test.db-journal
    sqlite3 db test.db

    execsql {
      CREATE TABLE t1(a);
      PRAGMA writable_schema=ON;
      INSERT INTO sqlite_master VALUES('table',NULL,NULL,NULL,NULL);
    }
    db close
  } {};

    execsql {
      CREATE TABLE t1(a);
    }
    db close
  } {}
  do_test capi3-8.2 {
    sqlite3 db test.db
    sqlite3_db_config db DEFENSIVE 0
    execsql {
      PRAGMA writable_schema=ON;
      INSERT INTO sqlite_master VALUES(NULL,NULL,NULL,NULL,NULL);
    }
    db close
  } {}
  do_test capi3-8.3 {
................................................................................
  } {1 {malformed database schema (?)}}
  do_test capi3-8.4 {
    # Build a 5-field row record. The first field is a string 'table', and
    # subsequent fields are all NULL.
    db close
    forcedelete test.db test.db-journal
    sqlite3 db test.db
    sqlite3_db_config db DEFENSIVE 0
    execsql {
      CREATE TABLE t1(a);
      PRAGMA writable_schema=ON;
      INSERT INTO sqlite_master VALUES('table',NULL,NULL,NULL,NULL);
    }
    db close
  } {};

    execsql {
      CREATE TABLE t1(a);
    }
    db close
  } {}
  do_test capi3c-8.2 {
    sqlite3 db test.db

    execsql {
      PRAGMA writable_schema=ON;
      INSERT INTO sqlite_master VALUES(NULL,NULL,NULL,NULL,NULL);
    }
    db close
  } {}
  do_test capi3c-8.3 {
................................................................................
  } {1 {malformed database schema (?)}}
  do_test capi3c-8.4 {
    # Build a 5-field row record. The first field is a string 'table', and
    # subsequent fields are all NULL.
    db close
    forcedelete test.db test.db-journal
    sqlite3 db test.db

    execsql {
      CREATE TABLE t1(a);
      PRAGMA writable_schema=ON;
      INSERT INTO sqlite_master VALUES('table',NULL,NULL,NULL,NULL);
    }
    db close
  } {};

    execsql {
      CREATE TABLE t1(a);
    }
    db close
  } {}
  do_test capi3c-8.2 {
    sqlite3 db test.db
    sqlite3_db_config db DEFENSIVE 0
    execsql {
      PRAGMA writable_schema=ON;
      INSERT INTO sqlite_master VALUES(NULL,NULL,NULL,NULL,NULL);
    }
    db close
  } {}
  do_test capi3c-8.3 {
................................................................................
  } {1 {malformed database schema (?)}}
  do_test capi3c-8.4 {
    # Build a 5-field row record. The first field is a string 'table', and
    # subsequent fields are all NULL.
    db close
    forcedelete test.db test.db-journal
    sqlite3 db test.db
    sqlite3_db_config db DEFENSIVE 0
    execsql {
      CREATE TABLE t1(a);
      PRAGMA writable_schema=ON;
      INSERT INTO sqlite_master VALUES('table',NULL,NULL,NULL,NULL);
    }
    db close
  } {};

  finish_test
  return
}

# Create a database with a freelist containing at least two pages.
#
do_test corrupt5-1.1 {

  execsql {
    CREATE TABLE t1(a,b,c);
    CREATE INDEX i1 ON t1(a,b);
    PRAGMA writable_schema=ON;
    UPDATE sqlite_master SET name=NULL, sql=NULL WHERE name='i1';
  }
  db close

  finish_test
  return
}

# Create a database with a freelist containing at least two pages.
#
do_test corrupt5-1.1 {
  sqlite3_db_config db DEFENSIVE 0
  execsql {
    CREATE TABLE t1(a,b,c);
    CREATE INDEX i1 ON t1(a,b);
    PRAGMA writable_schema=ON;
    UPDATE sqlite_master SET name=NULL, sql=NULL WHERE name='i1';
  }
  db close

  PRAGMA auto_vacuum=0;
  CREATE TABLE t1(x PRIMARY KEY, y);
  INSERT INTO t1 VALUES('a', 'A');
  INSERT INTO t1 VALUES('b', 'A');
  INSERT INTO t1 VALUES('c', 'A');
  SELECT name FROM sqlite_master;
} {t1 sqlite_autoindex_t1_1}

do_execsql_test 7.1 {
  PRAGMA writable_schema = 1;
  DELETE FROM sqlite_master WHERE name = 'sqlite_autoindex_t1_1';
}
do_test 7.2 {
  db close
  sqlite3 db test.db

  PRAGMA auto_vacuum=0;
  CREATE TABLE t1(x PRIMARY KEY, y);
  INSERT INTO t1 VALUES('a', 'A');
  INSERT INTO t1 VALUES('b', 'A');
  INSERT INTO t1 VALUES('c', 'A');
  SELECT name FROM sqlite_master;
} {t1 sqlite_autoindex_t1_1}
sqlite3_db_config db DEFENSIVE 0
do_execsql_test 7.1 {
  PRAGMA writable_schema = 1;
  DELETE FROM sqlite_master WHERE name = 'sqlite_autoindex_t1_1';
}
do_test 7.2 {
  db close
  sqlite3 db test.db

    PRAGMA page_size=1024;
    CREATE TABLE t1(a, b, c);
    CREATE TABLE t2(a, b, c);
    CREATE TABLE t3(a, b, c);
    CREATE TABLE t4(a, b, c);
    CREATE TABLE t5(a, b, c);
  }
  
  do_execsql_test 3.2 {
    UPDATE sqlite_dbpage SET data = hex2blob('
   000: 53 51 4c 69 74 65 20 66 6f 72 6d 61 74 20 33 00 SQLite format 3.
   010: 04 00 01 01 20 40 20 20 00 00 3e d9 00 00 00 06 .... @  ..>.....
   020: 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00 04 ................
   030: 0f 00 00 00 00 00 00 00 00 00 00 01 00 00 83 00 ................
   040: 00 00 00 00 00 00 00 00 00 00 00 00 00 38 00 00 .............8..

    PRAGMA page_size=1024;
    CREATE TABLE t1(a, b, c);
    CREATE TABLE t2(a, b, c);
    CREATE TABLE t3(a, b, c);
    CREATE TABLE t4(a, b, c);
    CREATE TABLE t5(a, b, c);
  }
  sqlite3_db_config db DEFENSIVE 0
  do_execsql_test 3.2 {
    UPDATE sqlite_dbpage SET data = hex2blob('
   000: 53 51 4c 69 74 65 20 66 6f 72 6d 61 74 20 33 00 SQLite format 3.
   010: 04 00 01 01 20 40 20 20 00 00 3e d9 00 00 00 06 .... @  ..>.....
   020: 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00 04 ................
   030: 0f 00 00 00 00 00 00 00 00 00 00 01 00 00 83 00 ................
   040: 00 00 00 00 00 00 00 00 00 00 00 00 00 38 00 00 .............8..

do_execsql_test 1.3 {
  select count(*) from (
    select c from t2 union all select f from t3
  )
} {3}

finish_test

do_execsql_test 1.3 {
  select count(*) from (
    select c from t2 union all select f from t3
  )
} {3}

finish_test

set testprefix dbpage

ifcapable !vtab||!compound {
  finish_test
  return
}


do_test 100 {
  execsql {
    PRAGMA auto_vacuum=0;
    PRAGMA page_size=4096;
    PRAGMA journal_mode=WAL;
  }
  execsql { 

set testprefix dbpage

ifcapable !vtab||!compound {
  finish_test
  return
}

sqlite3_db_config db DEFENSIVE 0
do_test 100 {
  execsql {
    PRAGMA auto_vacuum=0;
    PRAGMA page_size=4096;
    PRAGMA journal_mode=WAL;
  }
  execsql { 

# EVIDENCE-OF: R-52173-44778 The REINDEX command is used to delete and
# recreate indices from scratch.
#
#    Test this by corrupting some database indexes, running REINDEX, and
#    observing that the corruption is gone.
#

do_execsql_test e_reindex-1.1 {
  INSERT INTO t1 VALUES(1, 2);
  INSERT INTO t1 VALUES(3, 4);
  INSERT INTO t1 VALUES(5, 6);

  CREATE TABLE saved(a,b,c,d,e);
  INSERT INTO saved SELECT * FROM sqlite_master WHERE type = 'index';
  PRAGMA writable_schema = 1;
  DELETE FROM sqlite_master WHERE type = 'index';
} {}

db close
sqlite3 db test.db

do_execsql_test e_reindex-1.2 {
  DELETE FROM t1 WHERE a = 3;
  INSERT INTO t1 VALUES(7, 8);
  INSERT INTO t1 VALUES(9, 10);
  PRAGMA writable_schema = 1;
  INSERT INTO sqlite_master SELECT * FROM saved;
  DROP TABLE saved;

# EVIDENCE-OF: R-52173-44778 The REINDEX command is used to delete and
# recreate indices from scratch.
#
#    Test this by corrupting some database indexes, running REINDEX, and
#    observing that the corruption is gone.
#
sqlite3_db_config db DEFENSIVE 0
do_execsql_test e_reindex-1.1 {
  INSERT INTO t1 VALUES(1, 2);
  INSERT INTO t1 VALUES(3, 4);
  INSERT INTO t1 VALUES(5, 6);

  CREATE TABLE saved(a,b,c,d,e);
  INSERT INTO saved SELECT * FROM sqlite_master WHERE type = 'index';
  PRAGMA writable_schema = 1;
  DELETE FROM sqlite_master WHERE type = 'index';
} {}

db close
sqlite3 db test.db
sqlite3_db_config db DEFENSIVE 0
do_execsql_test e_reindex-1.2 {
  DELETE FROM t1 WHERE a = 3;
  INSERT INTO t1 VALUES(7, 8);
  INSERT INTO t1 VALUES(9, 10);
  PRAGMA writable_schema = 1;
  INSERT INTO sqlite_master SELECT * FROM saved;
  DROP TABLE saved;

proc fts3_zero_long_segments {tbl limit} {
  sqlite3_db_config db DEFENSIVE 0
  execsql " 
    UPDATE ${tbl}_segments 
    SET block = zeroblob(length(block)) 
    WHERE length(block)>$limit
  "
  sqlite3_db_config db DEFENSIVE 1
  return [db changes]
}


proc mit {blob} {
  set scan(littleEndian) i*
  set scan(bigEndian) I*

proc fts3_zero_long_segments {tbl limit} {
  sqlite3_db_config db DEFENSIVE 0
  execsql " 
    UPDATE ${tbl}_segments 
    SET block = zeroblob(length(block)) 
    WHERE length(block)>$limit
  "

  return [db changes]
}


proc mit {blob} {
  set scan(littleEndian) i*
  set scan(bigEndian) I*

  SELECT * FROM t1 WHERE t1 MATCH 'c*'
} {SQL logic error}

# Test the "replaced with NULL" case:
do_test fts3cov-2.4 {
  execsql { INSERT INTO t1_segments VALUES($left_child, NULL) }
} {}
sqlite3_db_config db DEFENSIVE 1
do_error_test fts3cov-2.5 {
  SELECT * FROM t1 WHERE t1 MATCH 'cloud'
} {SQL logic error}

#--------------------------------------------------------------------------
# The following tests are to test the effects of OOM errors while storing
# terms in the pending-hash table. Specifically, while creating doclist

  SELECT * FROM t1 WHERE t1 MATCH 'c*'
} {SQL logic error}

# Test the "replaced with NULL" case:
do_test fts3cov-2.4 {
  execsql { INSERT INTO t1_segments VALUES($left_child, NULL) }
} {}

do_error_test fts3cov-2.5 {
  SELECT * FROM t1 WHERE t1 MATCH 'cloud'
} {SQL logic error}

#--------------------------------------------------------------------------
# The following tests are to test the effects of OOM errors while storing
# terms in the pending-hash table. Specifically, while creating doclist

do_test fts3d-5.1 {
  execsql {
    UPDATE t1_segdir SET level = 2 WHERE level = 1 AND idx = 0;
    SELECT OPTIMIZE(t1) FROM t1 LIMIT 1;
    SELECT level, idx FROM t1_segdir ORDER BY level, idx;
  }
} {{Index already optimal} 2 0}
sqlite3_db_config db DEFENSIVE 1


# ALTER TABLE RENAME should work regardless of the database encoding.
#
do_test fts3d-6.0 {
  db close
  forcedelete test.db

do_test fts3d-5.1 {
  execsql {
    UPDATE t1_segdir SET level = 2 WHERE level = 1 AND idx = 0;
    SELECT OPTIMIZE(t1) FROM t1 LIMIT 1;
    SELECT level, idx FROM t1_segdir ORDER BY level, idx;
  }
} {{Index already optimal} 2 0}



# ALTER TABLE RENAME should work regardless of the database encoding.
#
do_test fts3d-6.0 {
  db close
  forcedelete test.db

sqlite3_db_config db DEFENSIVE 0
do_execsql_test 1.3 {
  SELECT count(*) FROM t1_segments WHERE length(block)>10000;
  UPDATE t1_segments 
    SET block = zeroblob(length(block)) 
    WHERE length(block)>10000;
} {1}
sqlite3_db_config db DEFENSIVE 1

do_select_tests 1.4 $tests

# Drop the table. It is corrupt now anyhow, so not useful for subsequent tests.
#
do_execsql_test 1.5 { DROP TABLE t1 }

................................................................................
  3 {
    set dmt_modes {0 1 2}
    execsql { CREATE VIRTUAL TABLE t1 USING FTS4 }
    foreach doc $data { execsql { INSERT INTO t1 VALUES($doc) } }
    add_empty_records 1000
    sqlite3_db_config db DEFENSIVE 0
    execsql $zero_long_doclists
    sqlite3_db_config db DEFENSIVE 1
  }
  4 {
    set dmt_modes 0
    execsql { CREATE VIRTUAL TABLE t1 USING FTS4 }
    foreach doc $data { execsql { INSERT INTO t1 VALUES($doc) } }
    add_empty_records 1000
    execsql "INSERT INTO t1(t1) VALUES('optimize')"
    sqlite3_db_config db DEFENSIVE 0
    execsql $zero_long_doclists
    sqlite3_db_config db DEFENSIVE 1
  }
  5 {
    set dmt_modes 0
    execsql { CREATE VIRTUAL TABLE t1 USING FTS4(matchinfo=fts3) }
    foreach doc $data { execsql { INSERT INTO t1 VALUES($doc) } }
    add_empty_records 1000
    sqlite3_db_config db DEFENSIVE 0
    execsql $zero_long_doclists
    sqlite3_db_config db DEFENSIVE 1
  }
} {

  execsql { DROP TABLE IF EXISTS t1 }
  eval $setup
  set ::testprefix fts3defer-2.$tn
  set DO_MALLOC_TEST 0

sqlite3_db_config db DEFENSIVE 0
do_execsql_test 1.3 {
  SELECT count(*) FROM t1_segments WHERE length(block)>10000;
  UPDATE t1_segments 
    SET block = zeroblob(length(block)) 
    WHERE length(block)>10000;
} {1}


do_select_tests 1.4 $tests

# Drop the table. It is corrupt now anyhow, so not useful for subsequent tests.
#
do_execsql_test 1.5 { DROP TABLE t1 }

................................................................................
  3 {
    set dmt_modes {0 1 2}
    execsql { CREATE VIRTUAL TABLE t1 USING FTS4 }
    foreach doc $data { execsql { INSERT INTO t1 VALUES($doc) } }
    add_empty_records 1000
    sqlite3_db_config db DEFENSIVE 0
    execsql $zero_long_doclists

  }
  4 {
    set dmt_modes 0
    execsql { CREATE VIRTUAL TABLE t1 USING FTS4 }
    foreach doc $data { execsql { INSERT INTO t1 VALUES($doc) } }
    add_empty_records 1000
    execsql "INSERT INTO t1(t1) VALUES('optimize')"
    sqlite3_db_config db DEFENSIVE 0
    execsql $zero_long_doclists

  }
  5 {
    set dmt_modes 0
    execsql { CREATE VIRTUAL TABLE t1 USING FTS4(matchinfo=fts3) }
    foreach doc $data { execsql { INSERT INTO t1 VALUES($doc) } }
    add_empty_records 1000
    sqlite3_db_config db DEFENSIVE 0
    execsql $zero_long_doclists

  }
} {

  execsql { DROP TABLE IF EXISTS t1 }
  eval $setup
  set ::testprefix fts3defer-2.$tn
  set DO_MALLOC_TEST 0

  INSERT INTO t1(t1) VALUES('optimize');
}
sqlite3_db_config db DEFENSIVE 0
do_execsql_test 1.1.4 {
  SELECT count(*) FROM t1_segments WHERE length(block)>10000;
  UPDATE t1_segments SET block = zeroblob(length(block)) WHERE length(block)>10000;
} {2}
sqlite3_db_config db DEFENSIVE 1

do_execsql_test 1.2.0 {
  SELECT content FROM t1 WHERE t1 MATCH 'f (e a)';
} {{a b c d e f a x y}}

do_execsql_test 1.2.1 {
  SELECT content FROM t1 WHERE t1 MATCH 'f (e NEAR/2 a)';
................................................................................
  2 { INSERT INTO t2(t2) VALUES('optimize') }
  3 { UPDATE t2_segments SET block = zeroblob(length(block)) 
      WHERE length(block)>10000;
  }
} {
  sqlite3_db_config db DEFENSIVE 0
  execsql $sql
  sqlite3_db_config db DEFENSIVE 1

  do_execsql_test 2.2.$tn.1 {
    SELECT mit(matchinfo(t2, 'pcxnal')) FROM t2 WHERE t2 MATCH 'a b';
  } [list                                          \
    [list 2 1  1 54 54  1 3 3  54 372 8]        \
    [list 2 1  1 54 54  1 3 3  54 372 7]        \
  ]
................................................................................
  2 { INSERT INTO t3(t3) VALUES('optimize') }
  3 { UPDATE t3_segments SET block = zeroblob(length(block)) 
      WHERE length(block)>10000;
  }
} {
  sqlite3_db_config db DEFENSIVE 0
  execsql $sql
  sqlite3_db_config db DEFENSIVE 1
  do_execsql_test 2.4.$tn {
    SELECT docid, mit(matchinfo(t3, 'pcxnal')) FROM t3 WHERE t3 MATCH '"a b c"';
  } {1 {1 1 1 4 4 11 912 6} 3 {1 1 1 4 4 11 912 6}}
}


finish_test

  INSERT INTO t1(t1) VALUES('optimize');
}
sqlite3_db_config db DEFENSIVE 0
do_execsql_test 1.1.4 {
  SELECT count(*) FROM t1_segments WHERE length(block)>10000;
  UPDATE t1_segments SET block = zeroblob(length(block)) WHERE length(block)>10000;
} {2}


do_execsql_test 1.2.0 {
  SELECT content FROM t1 WHERE t1 MATCH 'f (e a)';
} {{a b c d e f a x y}}

do_execsql_test 1.2.1 {
  SELECT content FROM t1 WHERE t1 MATCH 'f (e NEAR/2 a)';
................................................................................
  2 { INSERT INTO t2(t2) VALUES('optimize') }
  3 { UPDATE t2_segments SET block = zeroblob(length(block)) 
      WHERE length(block)>10000;
  }
} {
  sqlite3_db_config db DEFENSIVE 0
  execsql $sql


  do_execsql_test 2.2.$tn.1 {
    SELECT mit(matchinfo(t2, 'pcxnal')) FROM t2 WHERE t2 MATCH 'a b';
  } [list                                          \
    [list 2 1  1 54 54  1 3 3  54 372 8]        \
    [list 2 1  1 54 54  1 3 3  54 372 7]        \
  ]
................................................................................
  2 { INSERT INTO t3(t3) VALUES('optimize') }
  3 { UPDATE t3_segments SET block = zeroblob(length(block)) 
      WHERE length(block)>10000;
  }
} {
  sqlite3_db_config db DEFENSIVE 0
  execsql $sql

  do_execsql_test 2.4.$tn {
    SELECT docid, mit(matchinfo(t3, 'pcxnal')) FROM t3 WHERE t3 MATCH '"a b c"';
  } {1 {1 1 1 4 4 11 912 6} 3 {1 1 1 4 4 11 912 6}}
}


finish_test

ifcapable fts4_deferred {
  sqlite3_db_config db DEFENSIVE 0
  do_execsql_test 4.4.0.2 {
    UPDATE t5_segments 
    SET block = zeroblob(length(block)) 
    WHERE length(block)>10000;
  }
  sqlite3_db_config db DEFENSIVE 1
}

do_matchinfo_test 4.4.2 t5 {t5 MATCH 'a b'}         { s {2} }
do_matchinfo_test 4.4.1 t5 {t5 MATCH 'a a'}         { s {2 1} }
do_matchinfo_test 4.4.2 t5 {t5 MATCH 'a b'}         { s {2} }
do_matchinfo_test 4.4.3 t5 {t5 MATCH 'a b a'}       { s {3} }
do_matchinfo_test 4.4.4 t5 {t5 MATCH 'a a a'}       { s {3 1} }
................................................................................
} {{0 0 20 2 0 0 27 2}}

sqlite3_db_config db DEFENSIVE 0
do_catchsql_test 6.2 {
  UPDATE t9_content SET c0content = 'this record is used to'; 
  SELECT offsets(t9) FROM t9 WHERE t9 MATCH 'to';
} {1 {database disk image is malformed}}
sqlite3_db_config db DEFENSIVE 1

#-------------------------------------------------------------------------
# Test the outcome of matchinfo() when used within a query that does not
# use the full-text index (i.e. lookup by rowid or full-table scan).
#
do_execsql_test 7.1 {
  CREATE VIRTUAL TABLE t10 USING fts4;
................................................................................
  SELECT mit(matchinfo(t11, 'nxa')) FROM t11 WHERE t11 MATCH 'a*'
} {1 {database disk image is malformed}}

do_execsql_test  8.4.3.1 { UPDATE t11_stat SET value = NULL; }
do_catchsql_test 8.5.3.2 {
  SELECT mit(matchinfo(t11, 'nxa')) FROM t11 WHERE t11 MATCH 'a*'
} {1 {database disk image is malformed}}
sqlite3_db_config db DEFENSIVE 1

#-------------------------------------------------------------------------
do_execsql_test 8.1 {
  CREATE VIRTUAL TABLE t12 USING fts4;
  INSERT INTO t12 VALUES('a b c d');
  SELECT mit(matchinfo(t12, 'x')) FROM t12 WHERE t12 MATCH 'a NEAR/1 d OR a';
} {{0 0 0 0 0 0 1 1 1}}

ifcapable fts4_deferred {
  sqlite3_db_config db DEFENSIVE 0
  do_execsql_test 4.4.0.2 {
    UPDATE t5_segments 
    SET block = zeroblob(length(block)) 
    WHERE length(block)>10000;
  }

}

do_matchinfo_test 4.4.2 t5 {t5 MATCH 'a b'}         { s {2} }
do_matchinfo_test 4.4.1 t5 {t5 MATCH 'a a'}         { s {2 1} }
do_matchinfo_test 4.4.2 t5 {t5 MATCH 'a b'}         { s {2} }
do_matchinfo_test 4.4.3 t5 {t5 MATCH 'a b a'}       { s {3} }
do_matchinfo_test 4.4.4 t5 {t5 MATCH 'a a a'}       { s {3 1} }
................................................................................
} {{0 0 20 2 0 0 27 2}}

sqlite3_db_config db DEFENSIVE 0
do_catchsql_test 6.2 {
  UPDATE t9_content SET c0content = 'this record is used to'; 
  SELECT offsets(t9) FROM t9 WHERE t9 MATCH 'to';
} {1 {database disk image is malformed}}


#-------------------------------------------------------------------------
# Test the outcome of matchinfo() when used within a query that does not
# use the full-text index (i.e. lookup by rowid or full-table scan).
#
do_execsql_test 7.1 {
  CREATE VIRTUAL TABLE t10 USING fts4;
................................................................................
  SELECT mit(matchinfo(t11, 'nxa')) FROM t11 WHERE t11 MATCH 'a*'
} {1 {database disk image is malformed}}

do_execsql_test  8.4.3.1 { UPDATE t11_stat SET value = NULL; }
do_catchsql_test 8.5.3.2 {
  SELECT mit(matchinfo(t11, 'nxa')) FROM t11 WHERE t11 MATCH 'a*'
} {1 {database disk image is malformed}}


#-------------------------------------------------------------------------
do_execsql_test 8.1 {
  CREATE VIRTUAL TABLE t12 USING fts4;
  INSERT INTO t12 VALUES('a b c d');
  SELECT mit(matchinfo(t12, 'x')) FROM t12 WHERE t12 MATCH 'a NEAR/1 d OR a';
} {{0 0 0 0 0 0 1 1 1}}

  1 "SELECT matchinfo(content) FROM t2 WHERE t2 MATCH 'history'" matchinfo
  2 "SELECT offsets(content) FROM t2 WHERE t2 MATCH 'history'"   offsets
  3 "SELECT snippet(content) FROM t2 WHERE t2 MATCH 'history'"   snippet
  4 "SELECT optimize(content) FROM t2 WHERE t2 MATCH 'history'"  optimize
}
sqlite3_db_config db DEFENSIVE 0
do_execsql_test 5.4.0 { UPDATE t2_content SET c0content = X'1234' }
sqlite3_db_config db DEFENSIVE 1
do_select_tests 5.4 -errorformat {
  illegal first argument to %s
} {
  1 "SELECT matchinfo(content) FROM t2 WHERE t2 MATCH 'history'" matchinfo
  2 "SELECT offsets(content) FROM t2 WHERE t2 MATCH 'history'"   offsets
  3 "SELECT snippet(content) FROM t2 WHERE t2 MATCH 'history'"   snippet
  4 "SELECT optimize(content) FROM t2 WHERE t2 MATCH 'history'"  optimize

  1 "SELECT matchinfo(content) FROM t2 WHERE t2 MATCH 'history'" matchinfo
  2 "SELECT offsets(content) FROM t2 WHERE t2 MATCH 'history'"   offsets
  3 "SELECT snippet(content) FROM t2 WHERE t2 MATCH 'history'"   snippet
  4 "SELECT optimize(content) FROM t2 WHERE t2 MATCH 'history'"  optimize
}
sqlite3_db_config db DEFENSIVE 0
do_execsql_test 5.4.0 { UPDATE t2_content SET c0content = X'1234' }

do_select_tests 5.4 -errorformat {
  illegal first argument to %s
} {
  1 "SELECT matchinfo(content) FROM t2 WHERE t2 MATCH 'history'" matchinfo
  2 "SELECT offsets(content) FROM t2 WHERE t2 MATCH 'history'"   offsets
  3 "SELECT snippet(content) FROM t2 WHERE t2 MATCH 'history'"   snippet
  4 "SELECT optimize(content) FROM t2 WHERE t2 MATCH 'history'"  optimize

  set off [string first "onehundred " $numbers]
  do_offsets_test $T.2.2 {onehundred} \
    [list 0 0 $off 10 1 0 $off 10] [list 0 0 $off 10]

  # Test a corruption case:
  sqlite3_db_config db DEFENSIVE 0
  execsql { UPDATE ft_content SET c1b = 'hello world' WHERE c1b = $numbers }
  sqlite3_db_config db DEFENSIVE 1
  do_error_test $T.2.3 {
    SELECT offsets(ft) FROM ft WHERE ft MATCH 'onehundred'
  } {database disk image is malformed}
  
  ##########################################################################
  # Test the snippet function.
  #

  set off [string first "onehundred " $numbers]
  do_offsets_test $T.2.2 {onehundred} \
    [list 0 0 $off 10 1 0 $off 10] [list 0 0 $off 10]

  # Test a corruption case:
  sqlite3_db_config db DEFENSIVE 0
  execsql { UPDATE ft_content SET c1b = 'hello world' WHERE c1b = $numbers }

  do_error_test $T.2.3 {
    SELECT offsets(ft) FROM ft WHERE ft MATCH 'onehundred'
  } {database disk image is malformed}
  
  ##########################################################################
  # Test the snippet function.
  #

    DELETE FROM t1_segdir WHERE level=0 AND idx=(
      SELECT max(idx) FROM t1_segdir WHERE level=0
    );
  }
} {
  sqlite3_db_config db DEFENSIVE 0
  do_execsql_test  1.2.1.$tn "BEGIN; $disruption"
  sqlite3_db_config db DEFENSIVE 1
  do_catchsql_test 1.2.2.$tn {
    INSERT INTO t1 (t1) VALUES('integrity-check')
  } {1 {database disk image is malformed}}
  do_execsql_test  1.2.3.$tn "ROLLBACK"
}

do_test 1.3 { fts_integrity db t1 } {ok}
................................................................................
    DELETE FROM t2_segdir WHERE level=0 AND idx=(
      SELECT max(idx) FROM t2_segdir WHERE level=1024
    );
  }
} {
  sqlite3_db_config db DEFENSIVE 0
  do_execsql_test  2.2.1.$tn "BEGIN; $disruption"
  sqlite3_db_config db DEFENSIVE 1
  do_catchsql_test 2.2.2.$tn {
    INSERT INTO t2 (t2) VALUES('integrity-check')
  } {1 {database disk image is malformed}}
  do_execsql_test  2.2.3.$tn "ROLLBACK"
}


................................................................................
    UPDATE t3_content SET langid=langid+1 WHERE rowid = (
      SELECT max(rowid) FROM t3_content
    )
  }
} {
  sqlite3_db_config db DEFENSIVE 0
  do_execsql_test  3.2.1.$tn "BEGIN; $disruption"
  sqlite3_db_config db DEFENSIVE 1
  do_catchsql_test 3.2.2.$tn {
    INSERT INTO t3 (t3) VALUES('integrity-check')
  } {1 {database disk image is malformed}}
  do_execsql_test  3.2.3.$tn "ROLLBACK"
}

#--------------------------------------------------------------------------

    DELETE FROM t1_segdir WHERE level=0 AND idx=(
      SELECT max(idx) FROM t1_segdir WHERE level=0
    );
  }
} {
  sqlite3_db_config db DEFENSIVE 0
  do_execsql_test  1.2.1.$tn "BEGIN; $disruption"

  do_catchsql_test 1.2.2.$tn {
    INSERT INTO t1 (t1) VALUES('integrity-check')
  } {1 {database disk image is malformed}}
  do_execsql_test  1.2.3.$tn "ROLLBACK"
}

do_test 1.3 { fts_integrity db t1 } {ok}
................................................................................
    DELETE FROM t2_segdir WHERE level=0 AND idx=(
      SELECT max(idx) FROM t2_segdir WHERE level=1024
    );
  }
} {
  sqlite3_db_config db DEFENSIVE 0
  do_execsql_test  2.2.1.$tn "BEGIN; $disruption"

  do_catchsql_test 2.2.2.$tn {
    INSERT INTO t2 (t2) VALUES('integrity-check')
  } {1 {database disk image is malformed}}
  do_execsql_test  2.2.3.$tn "ROLLBACK"
}


................................................................................
    UPDATE t3_content SET langid=langid+1 WHERE rowid = (
      SELECT max(rowid) FROM t3_content
    )
  }
} {
  sqlite3_db_config db DEFENSIVE 0
  do_execsql_test  3.2.1.$tn "BEGIN; $disruption"

  do_catchsql_test 3.2.2.$tn {
    INSERT INTO t3 (t3) VALUES('integrity-check')
  } {1 {database disk image is malformed}}
  do_execsql_test  3.2.3.$tn "ROLLBACK"
}

#--------------------------------------------------------------------------

  
  sqlite3_db_config db DEFENSIVE 0
  do_execsql_test 4.4.2 {
    DELETE FROM t4_stat WHERE rowid=1;
    INSERT INTO t4(t4) VALUES('merge=1,12');
    SELECT level, group_concat(idx, ' ') FROM t4_segdir GROUP BY level;
  } "0 {0 1 2 3 4 5}                     1 0"
  sqlite3_db_config db DEFENSIVE 1
  
  
  #-------------------------------------------------------------------------
  # Test cases 5.*
  #
  # Test that if a crisis-merge occurs that disrupts an ongoing incremental
  # merge, the next call to "merge=A,B" identifies this and starts a new

  
  sqlite3_db_config db DEFENSIVE 0
  do_execsql_test 4.4.2 {
    DELETE FROM t4_stat WHERE rowid=1;
    INSERT INTO t4(t4) VALUES('merge=1,12');
    SELECT level, group_concat(idx, ' ') FROM t4_segdir GROUP BY level;
  } "0 {0 1 2 3 4 5}                     1 0"

  
  
  #-------------------------------------------------------------------------
  # Test cases 5.*
  #
  # Test that if a crisis-merge occurs that disrupts an ongoing incremental
  # merge, the next call to "merge=A,B" identifies this and starts a new

  
      DELETE FROM %_segdir;
      INSERT INTO %_segdir SELECT * FROM temp.tmp_segdir;
      DROP TABLE temp.tmp_segdir;
  
    COMMIT;
  }]
  sqlite3_db_config $db DEFENSIVE 1
}

do_test 1.1 {
  execsql { CREATE VIRTUAL TABLE t2 USING fts4(words, prefix="1,2,3") }
  foreach {docid words} [db eval { SELECT * FROM t1 }] {
    execsql { INSERT INTO t2(docid, words) VALUES($docid, $words) }
  }

  
      DELETE FROM %_segdir;
      INSERT INTO %_segdir SELECT * FROM temp.tmp_segdir;
      DROP TABLE temp.tmp_segdir;
  
    COMMIT;
  }]

}

do_test 1.1 {
  execsql { CREATE VIRTUAL TABLE t2 USING fts4(words, prefix="1,2,3") }
  foreach {docid words} [db eval { SELECT * FROM t1 }] {
    execsql { INSERT INTO t2(docid, words) VALUES($docid, $words) }
  }

# tested somewhere.
do_test index-18.1 {
  catchsql {
    CREATE TABLE sqlite_t1(a, b, c);
  }
} {1 {object name reserved for internal use: sqlite_t1}}
do_test index-18.1.2 {
  sqlite3_db_config db DEFENSIVE 1
  catchsql {
    CREATE TABLE sqlite_t1(a, b, c);
  }
} {1 {object name reserved for internal use: sqlite_t1}}
sqlite3_db_config db DEFENSIVE 0
do_test index-18.2 {
  catchsql {

# tested somewhere.
do_test index-18.1 {
  catchsql {
    CREATE TABLE sqlite_t1(a, b, c);
  }
} {1 {object name reserved for internal use: sqlite_t1}}
do_test index-18.1.2 {

  catchsql {
    CREATE TABLE sqlite_t1(a, b, c);
  }
} {1 {object name reserved for internal use: sqlite_t1}}
sqlite3_db_config db DEFENSIVE 0
do_test index-18.2 {
  catchsql {

# This test corrupts the database file so it must be the last test
# in the series.
#
do_test index3-99.1 {

  execsql {
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET sql='nonsense' WHERE name='t1d'
  }
  db close
  catch { sqlite3 db test.db }
  catchsql { DROP INDEX t1c }
} {1 {malformed database schema (t1d)}}

finish_test

# This test corrupts the database file so it must be the last test
# in the series.
#
do_test index3-99.1 {
  sqlite3_db_config db DEFENSIVE 0
  execsql {
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET sql='nonsense' WHERE name='t1d'
  }
  db close
  catch { sqlite3 db test.db }
  catchsql { DROP INDEX t1c }
} {1 {malformed database schema (t1d)}}

finish_test

  SELECT ""+3 FROM (SELECT ""+5);
} {3}

# 2015-04-19: NULL pointer dereference on a corrupt schema
#
db close
sqlite3 db :memory:

do_execsql_test misc1-23.1 {
  CREATE TABLE t1(x);
  PRAGMA writable_schema=ON;
  UPDATE sqlite_master SET sql='CREATE table t(d CHECK(T(#0)';
  BEGIN;
  CREATE TABLE t2(y);
  ROLLBACK;
................................................................................
} {}

# 2015-04-19:  Faulty assert() statement
#
db close
database_may_be_corrupt
sqlite3 db :memory:

do_catchsql_test misc1-23.2 {
  CREATE TABLE t1(x UNIQUE);
  PRAGMA writable_schema=ON;
  UPDATE sqlite_master SET sql='CREATE TABLE IF not EXISTS t(c)';
  BEGIN;
  CREATE TABLE t2(x);
  ROLLBACK;
  DROP TABLE F;
} {1 {no such table: F}}
db close
sqlite3 db :memory:

do_catchsql_test misc1-23.3 {
  CREATE TABLE t1(x UNIQUE);
  PRAGMA writable_schema=ON;
  UPDATE sqlite_master SET sql='CREATE table y(a TEXT, a TEXT)';
  BEGIN;
  CREATE TABLE t2(y);
  ROLLBACK;

  SELECT ""+3 FROM (SELECT ""+5);
} {3}

# 2015-04-19: NULL pointer dereference on a corrupt schema
#
db close
sqlite3 db :memory:
sqlite3_db_config db DEFENSIVE 0
do_execsql_test misc1-23.1 {
  CREATE TABLE t1(x);
  PRAGMA writable_schema=ON;
  UPDATE sqlite_master SET sql='CREATE table t(d CHECK(T(#0)';
  BEGIN;
  CREATE TABLE t2(y);
  ROLLBACK;
................................................................................
} {}

# 2015-04-19:  Faulty assert() statement
#
db close
database_may_be_corrupt
sqlite3 db :memory:
sqlite3_db_config db DEFENSIVE 0
do_catchsql_test misc1-23.2 {
  CREATE TABLE t1(x UNIQUE);
  PRAGMA writable_schema=ON;
  UPDATE sqlite_master SET sql='CREATE TABLE IF not EXISTS t(c)';
  BEGIN;
  CREATE TABLE t2(x);
  ROLLBACK;
  DROP TABLE F;
} {1 {no such table: F}}
db close
sqlite3 db :memory:
sqlite3_db_config db DEFENSIVE 0
do_catchsql_test misc1-23.3 {
  CREATE TABLE t1(x UNIQUE);
  PRAGMA writable_schema=ON;
  UPDATE sqlite_master SET sql='CREATE table y(a TEXT, a TEXT)';
  BEGIN;
  CREATE TABLE t2(y);
  ROLLBACK;

  }
} {1}

# 2015-05-15.  Error message formatting problem.
#
db close
sqlite3 db :memory:

do_catchsql_test misc4-7.1 {
  CREATE TABLE t7(x);
  PRAGMA writable_schema=ON;
  UPDATE sqlite_master SET sql='CREATE TABLE [M%s%s%s%s%s%s%s%s%s%s%s%s%s';
  VACUUM;
} {1 {unrecognized token: "[M%s%s%s%s%s%s%s%s%s%s%s%s%s"}}

  }
} {1}

# 2015-05-15.  Error message formatting problem.
#
db close
sqlite3 db :memory:
sqlite3_db_config db DEFENSIVE 0
do_catchsql_test misc4-7.1 {
  CREATE TABLE t7(x);
  PRAGMA writable_schema=ON;
  UPDATE sqlite_master SET sql='CREATE TABLE [M%s%s%s%s%s%s%s%s%s%s%s%s%s';
  VACUUM;
} {1 {unrecognized token: "[M%s%s%s%s%s%s%s%s%s%s%s%s%s"}}

} {1 {parser stack overflow}}

# Parser stack overflow is silently ignored when it occurs while parsing the
# schema and PRAGMA writable_schema is turned on.
#
do_test misc5-7.2 {
  sqlite3 db2 :memory:

  catchsql {
    CREATE TABLE t1(x UNIQUE);
    PRAGMA writable_schema=ON;
    UPDATE sqlite_master SET sql='CREATE table t(o CHECK(((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((;VALUES(o)';
    BEGIN;
    CREATE TABLE t2(y);
    ROLLBACK;

} {1 {parser stack overflow}}

# Parser stack overflow is silently ignored when it occurs while parsing the
# schema and PRAGMA writable_schema is turned on.
#
do_test misc5-7.2 {
  sqlite3 db2 :memory:
  sqlite3_db_config db2 DEFENSIVE 0
  catchsql {
    CREATE TABLE t1(x UNIQUE);
    PRAGMA writable_schema=ON;
    UPDATE sqlite_master SET sql='CREATE table t(o CHECK(((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((;VALUES(o)';
    BEGIN;
    CREATE TABLE t2(y);
    ROLLBACK;

  BEGIN;
    INSERT INTO t1 VALUES(1);
    INSERT INTO t4 VALUES(1);
  COMMIT;
} {0}

finish_test

  BEGIN;
    INSERT INTO t1 VALUES(1);
    INSERT INTO t4 VALUES(1);
  COMMIT;
} {0}

finish_test

do_uses_op_next_test notnull-6.7 "SELECT * FROM t7 WHERE a IS ?" 0
do_uses_op_next_test notnull-6.8 "SELECT * FROM t8 WHERE a IS ?" 0

do_uses_op_next_test notnull-6.9 "SELECT * FROM t8 WHERE a IS ?" 0
do_uses_op_next_test notnull-6.10 "SELECT * FROM t8 WHERE a IS ?" 0

finish_test

do_uses_op_next_test notnull-6.7 "SELECT * FROM t7 WHERE a IS ?" 0
do_uses_op_next_test notnull-6.8 "SELECT * FROM t8 WHERE a IS ?" 0

do_uses_op_next_test notnull-6.9 "SELECT * FROM t8 WHERE a IS ?" 0
do_uses_op_next_test notnull-6.10 "SELECT * FROM t8 WHERE a IS ?" 0

finish_test

    INSERT INTO t1 SELECT a_string(500), a_string(200) FROM t1;
    INSERT INTO t1 SELECT a_string(500), a_string(200) FROM t1;
  }
} {}
do_test pager1-18.2 {
  set root [db one "SELECT rootpage FROM sqlite_master"]
  set lockingpage [expr (0x10000/1024) + 1]

  execsql {
    PRAGMA writable_schema = 1;
    UPDATE sqlite_master SET rootpage = $lockingpage;
  }
  sqlite3 db2 test.db
  catchsql { SELECT count(*) FROM t1 } db2
} {1 {database disk image is malformed}}
................................................................................
  hexio_write test.db [expr ($pgno-1)*1024] 90000000
  sqlite3 db2 test.db
  catchsql { SELECT length(x||'') FROM t2 } db2
} {1 {database disk image is malformed}}
db2 close
do_test pager1-18.5 {
  sqlite3 db ""

  execsql {
    CREATE TABLE t1(a, b);
    CREATE TABLE t2(a, b);
    PRAGMA writable_schema = 1;
    UPDATE sqlite_master SET rootpage=5 WHERE tbl_name = 't1';
    PRAGMA writable_schema = 0;
    ALTER TABLE t1 RENAME TO x1;

    INSERT INTO t1 SELECT a_string(500), a_string(200) FROM t1;
    INSERT INTO t1 SELECT a_string(500), a_string(200) FROM t1;
  }
} {}
do_test pager1-18.2 {
  set root [db one "SELECT rootpage FROM sqlite_master"]
  set lockingpage [expr (0x10000/1024) + 1]
  sqlite3_db_config db DEFENSIVE 0
  execsql {
    PRAGMA writable_schema = 1;
    UPDATE sqlite_master SET rootpage = $lockingpage;
  }
  sqlite3 db2 test.db
  catchsql { SELECT count(*) FROM t1 } db2
} {1 {database disk image is malformed}}
................................................................................
  hexio_write test.db [expr ($pgno-1)*1024] 90000000
  sqlite3 db2 test.db
  catchsql { SELECT length(x||'') FROM t2 } db2
} {1 {database disk image is malformed}}
db2 close
do_test pager1-18.5 {
  sqlite3 db ""
  sqlite3_db_config db DEFENSIVE 0
  execsql {
    CREATE TABLE t1(a, b);
    CREATE TABLE t2(a, b);
    PRAGMA writable_schema = 1;
    UPDATE sqlite_master SET rootpage=5 WHERE tbl_name = 't1';
    PRAGMA writable_schema = 0;
    ALTER TABLE t1 RENAME TO x1;

} {1 {syntax error after column name "b"}}


# Verify that a legacy schema in the sqlite_master file is allowed to have
# COLLATE, ASC, and DESC keywords on the id list of a FK constraint, and that
# those keywords are silently ignored.
#

do_execsql_test parser1-1.2 {
  CREATE TABLE t1(
    a TEXT PRIMARY KEY,
    b TEXT,
    FOREIGN KEY(b) REFERENCES t1(a)
  );
  INSERT INTO t1 VALUES('abc',NULL),('xyz','abc');

} {1 {syntax error after column name "b"}}


# Verify that a legacy schema in the sqlite_master file is allowed to have
# COLLATE, ASC, and DESC keywords on the id list of a FK constraint, and that
# those keywords are silently ignored.
#
sqlite3_db_config db DEFENSIVE 0
do_execsql_test parser1-1.2 {
  CREATE TABLE t1(
    a TEXT PRIMARY KEY,
    b TEXT,
    FOREIGN KEY(b) REFERENCES t1(a)
  );
  INSERT INTO t1 VALUES('abc',NULL),('xyz','abc');

    db eval {PRAGMA integrity_check}
  } {ok}
}

# Verify that PRAGMA integrity_check catches UNIQUE and NOT NULL
# constraint violations.
#

do_execsql_test pragma-3.20 {
  CREATE TABLE t1(a,b);
  CREATE INDEX t1a ON t1(a);
  INSERT INTO t1 VALUES(1,1),(2,2),(3,3),(2,4),(NULL,5),(NULL,6);
  PRAGMA writable_schema=ON;
  UPDATE sqlite_master SET sql='CREATE UNIQUE INDEX t1a ON t1(a)'
   WHERE name='t1a';

    db eval {PRAGMA integrity_check}
  } {ok}
}

# Verify that PRAGMA integrity_check catches UNIQUE and NOT NULL
# constraint violations.
#
sqlite3_db_config db DEFENSIVE 0
do_execsql_test pragma-3.20 {
  CREATE TABLE t1(a,b);
  CREATE INDEX t1a ON t1(a);
  INSERT INTO t1 VALUES(1,1),(2,2),(3,3),(2,4),(NULL,5),(NULL,6);
  PRAGMA writable_schema=ON;
  UPDATE sqlite_master SET sql='CREATE UNIQUE INDEX t1a ON t1(a)'
   WHERE name='t1a';

    PRAGMA page_count;
  } db2
} {210 6000 ok delete 8}

do_test 200 {
  # Thoroughly corrupt the database file by overwriting the first
  # page with randomness.

  catchsql {
    UPDATE sqlite_dbpage SET data=randomblob(4096) WHERE pgno=1;
    PRAGMA quick_check;
  }
} {1 {unsupported file format}}
do_test 201 {
  catchsql {
................................................................................
    PRAGMA journal_mode;
    PRAGMA page_size;
    PRAGMA page_count;
  } db2
} {210 26000 ok wal 8192 12}

# Corrupt the database again

do_catchsql_test 320 {
  UPDATE sqlite_dbpage SET data=randomblob(8192) WHERE pgno=1;
  PRAGMA quick_check
} {1 {file is not a database}}

do_test 330 {
  catchsql {
................................................................................
} {19 ok}

if {[nonzero_reserved_bytes]} {
  finish_test
  return
}


do_execsql_test 710 {
  UPDATE sqlite_dbpage SET data=
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pgno=1;
}

do_execsql_test 720 {
  PRAGMA integrity_check;

    PRAGMA page_count;
  } db2
} {210 6000 ok delete 8}

do_test 200 {
  # Thoroughly corrupt the database file by overwriting the first
  # page with randomness.
  sqlite3_db_config db DEFENSIVE 0
  catchsql {
    UPDATE sqlite_dbpage SET data=randomblob(4096) WHERE pgno=1;
    PRAGMA quick_check;
  }
} {1 {unsupported file format}}
do_test 201 {
  catchsql {
................................................................................
    PRAGMA journal_mode;
    PRAGMA page_size;
    PRAGMA page_count;
  } db2
} {210 26000 ok wal 8192 12}

# Corrupt the database again
sqlite3_db_config db DEFENSIVE 0
do_catchsql_test 320 {
  UPDATE sqlite_dbpage SET data=randomblob(8192) WHERE pgno=1;
  PRAGMA quick_check
} {1 {file is not a database}}

do_test 330 {
  catchsql {
................................................................................
} {19 ok}

if {[nonzero_reserved_bytes]} {
  finish_test
  return
}

sqlite3_db_config db DEFENSIVE 0
do_execsql_test 710 {
  UPDATE sqlite_dbpage SET data=
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pgno=1;
}

do_execsql_test 720 {
  PRAGMA integrity_check;

    INSERT INTO t1 VALUES(4, 4);
    CREATE VIEW v1 AS SELECT a, roman(b) FROM t1;
    SELECT * FROM v1;
  } db1
} {1 i 2 ii 3 iii 4 iv}

do_test 1.1 {

  execsql { 
    PRAGMA writable_schema = 1;
    DELETE FROM sqlite_master WHERE 1;
    PRAGMA writable_schema = 0;
    SELECT * FROM sqlite_master;
  } db1
} {}

    INSERT INTO t1 VALUES(4, 4);
    CREATE VIEW v1 AS SELECT a, roman(b) FROM t1;
    SELECT * FROM v1;
  } db1
} {1 i 2 ii 3 iii 4 iv}

do_test 1.1 {
  sqlite3_db_config db1 DEFENSIVE 0
  execsql { 
    PRAGMA writable_schema = 1;
    DELETE FROM sqlite_master WHERE 1;
    PRAGMA writable_schema = 0;
    SELECT * FROM sqlite_master;
  } db1
} {}

  execsql { INSERT INTO t2 VALUES('jkl') } 
  execsql BEGIN db2
  list [catch { sqlite3_snapshot_open_blob db2 main $snap } msg] $msg
} {1 SQLITE_ERROR_SNAPSHOT}


finish_test

  execsql { INSERT INTO t2 VALUES('jkl') } 
  execsql BEGIN db2
  list [catch { sqlite3_snapshot_open_blob db2 main $snap } msg] $msg
} {1 SQLITE_ERROR_SNAPSHOT}


finish_test

do_test 1.8 {
  execsql BEGIN db3
  list [catch { sqlite3_snapshot_open_blob db3 main $snap } msg] $msg
} {1 SQLITE_ERROR_SNAPSHOT}

finish_test

do_test 1.8 {
  execsql BEGIN db3
  list [catch { sqlite3_snapshot_open_blob db3 main $snap } msg] $msg
} {1 SQLITE_ERROR_SNAPSHOT}

finish_test

  execsql {
    SELECT count(*) FROM t1
  } 
} {100}


finish_test

  execsql {
    SELECT count(*) FROM t1
  } 
} {100}


finish_test

  set ::res
} {1 SQLITE_BUSY}

sqlite3_snapshot_free $::snap1
sqlite3_snapshot_free $::snap2

finish_test

  set ::res
} {1 SQLITE_BUSY}

sqlite3_snapshot_free $::snap1
sqlite3_snapshot_free $::snap2

finish_test

}

db close
forcedelete {*}[glob test.db*]
forcedelete {*}[glob test_remote.db*]

finish_test

}

db close
forcedelete {*}[glob test.db*]
forcedelete {*}[glob test_remote.db*]

finish_test

} -body {
  execsql { SELECT a FROM xyz }
} -test {
  faultsim_test_result {0 {1 2 9}} {1 {sql error: out of memory}}
}

finish_test

} -body {
  execsql { SELECT a FROM xyz }
} -test {
  faultsim_test_result {0 {1 2 9}} {1 {sql error: out of memory}}
}

finish_test

  }
} {}

do_test table-5.2.2 {
  db close
  forcedelete test.db
  sqlite3 db test.db

  db eval {
    CREATE TABLE t0(a,b);
    CREATE INDEX t ON t0(a);
    PRAGMA writable_schema=ON;
    UPDATE sqlite_master SET sql='CREATE TABLE a.b(a UNIQUE';
    BEGIN;
    CREATE TABLE t1(x);

  }
} {}

do_test table-5.2.2 {
  db close
  forcedelete test.db
  sqlite3 db test.db
  sqlite3_db_config db DEFENSIVE 0
  db eval {
    CREATE TABLE t0(a,b);
    CREATE INDEX t ON t0(a);
    PRAGMA writable_schema=ON;
    UPDATE sqlite_master SET sql='CREATE TABLE a.b(a UNIQUE';
    BEGIN;
    CREATE TABLE t1(x);

      if {[info exists ::G(perm:presql)]} {
        [lindex $args 0] eval $::G(perm:presql)
      }
      if {[info exists ::G(perm:dbconfig)]} {
        set ::dbhandle [lindex $args 0]
        uplevel #0 $::G(perm:dbconfig)
      }
      sqlite3_db_config [lindex $args 0] DEFENSIVE 1
      set res
    } else {
      # This command is not opening a new database connection. Pass the
      # arguments through to the C implementation as the are.
      #
      uplevel 1 sqlite_orig $args
    }

      if {[info exists ::G(perm:presql)]} {
        [lindex $args 0] eval $::G(perm:presql)
      }
      if {[info exists ::G(perm:dbconfig)]} {
        set ::dbhandle [lindex $args 0]
        uplevel #0 $::G(perm:dbconfig)
      }

      set res
    } else {
      # This command is not opening a new database connection. Pass the
      # arguments through to the C implementation as the are.
      #
      uplevel 1 sqlite_orig $args
    }

  }
} {}

# This test corrupts the database file so it must be the last test
# in the series.
#
do_test trigger7-99.1 {

  execsql {
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET sql='nonsense';
  }
  db close
  catch { sqlite3 db test.db }
  catchsql { DROP TRIGGER t2r5 }
} {/1 {malformed database schema .*}/}

finish_test

  }
} {}

# This test corrupts the database file so it must be the last test
# in the series.
#
do_test trigger7-99.1 {
  sqlite3_db_config db DEFENSIVE 0
  execsql {
    PRAGMA writable_schema=on;
    UPDATE sqlite_master SET sql='nonsense';
  }
  db close
  catch { sqlite3 db test.db }
  catchsql { DROP TRIGGER t2r5 }
} {/1 {malformed database schema .*}/}

finish_test

  do_catchsql_test 1.2.$tn "CREATE TEMP TRIGGER tr1 $defn" [list 1 $errmsg]
}

#-------------------------------------------------------------------------
# Test that variable references within trigger definitions loaded from 
# the sqlite_master table are automatically converted to NULL.
#

do_execsql_test 2.1 {
  PRAGMA writable_schema = 1;
  INSERT INTO sqlite_master VALUES('trigger', 'tr1', 't1', 0,
    'CREATE TRIGGER tr1 AFTER INSERT ON t1 BEGIN 
        INSERT INTO t2 VALUES(?1, ?2); 
     END'
  );

  do_catchsql_test 1.2.$tn "CREATE TEMP TRIGGER tr1 $defn" [list 1 $errmsg]
}

#-------------------------------------------------------------------------
# Test that variable references within trigger definitions loaded from 
# the sqlite_master table are automatically converted to NULL.
#
sqlite3_db_config db DEFENSIVE 0
do_execsql_test 2.1 {
  PRAGMA writable_schema = 1;
  INSERT INTO sqlite_master VALUES('trigger', 'tr1', 't1', 0,
    'CREATE TRIGGER tr1 AFTER INSERT ON t1 BEGIN 
        INSERT INTO t2 VALUES(?1, ?2); 
     END'
  );

} {five six seven eight nine}

do_execsql_test 5.4 {
  SELECT * FROM cc WHERE two LIKE '6'
} {six 6}

finish_test

} {five six seven eight nine}

do_execsql_test 5.4 {
  SELECT * FROM cc WHERE two LIKE '6'
} {six 6}

finish_test

} -test {
  faultsim_test_result {0 {}} {1 {initialization of unionvtab failed: }}
}



finish_test

} -test {
  faultsim_test_result {0 {}} {1 {initialization of unionvtab failed: }}
}



finish_test

# The following test case exposes an instance in sqlite3_declare_vtab()
# an error message was set using a call similar to sqlite3_mprintf(zErr),
# where zErr is an arbitrary string. This is no good if the string contains
# characters that can be mistaken for printf() formatting directives.
#
do_test vtab1-17.1 {

  execsql { 
    PRAGMA writable_schema = 1;
    INSERT INTO sqlite_master VALUES(
      'table', 't3', 't3', 0, 'INSERT INTO "%s%s" VALUES(1)'
    );
  }
  catchsql { CREATE VIRTUAL TABLE t4 USING echo(t3); }

# The following test case exposes an instance in sqlite3_declare_vtab()
# an error message was set using a call similar to sqlite3_mprintf(zErr),
# where zErr is an arbitrary string. This is no good if the string contains
# characters that can be mistaken for printf() formatting directives.
#
do_test vtab1-17.1 {
  sqlite3_db_config db DEFENSIVE 0
  execsql { 
    PRAGMA writable_schema = 1;
    INSERT INTO sqlite_master VALUES(
      'table', 't3', 't3', 0, 'INSERT INTO "%s%s" VALUES(1)'
    );
  }
  catchsql { CREATE VIRTUAL TABLE t4 USING echo(t3); }

  set ::log {}
  execsql { UPDATE "v w" SET "a b" = "a b" || 'x' ORDER BY "a b" LIMIT 5; }
  set ::log
} {ax a bx b cx c dx d ex a}


finish_test

  set ::log {}
  execsql { UPDATE "v w" SET "a b" = "a b" || 'x' ORDER BY "a b" LIMIT 5; }
  set ::log
} {ax a bx b cx c dx d ex a}


finish_test

} {1 {sum() may not be used as a window function}}
do_execsql_test 3.1 {
  SELECT sum(a) FROM t1;
} {21}


finish_test

} {1 {sum() may not be used as a window function}}
do_execsql_test 3.1 {
  SELECT sum(a) FROM t1;
} {21}


finish_test

    ORDER BY a;
  }
} -test {
  faultsim_test_result {0 {1 2 5 6 9 10}}
}

finish_test

    ORDER BY a;
  }
} -test {
  faultsim_test_result {0 {1 2 5 6 9 10}}
}

finish_test

  INSERT INTO temp.zip (name,data) VALUES ('test1','test'); 
  INSERT INTO temp.zip (name,data) VALUES ('test2','test'); 
  UPDATE OR REPLACE zip SET name='test2' WHERE name='test1';
  SELECT name FROM zip;
} {test2}

finish_test

  INSERT INTO temp.zip (name,data) VALUES ('test1','test'); 
  INSERT INTO temp.zip (name,data) VALUES ('test2','test'); 
  UPDATE OR REPLACE zip SET name='test2' WHERE name='test1';
  SELECT name FROM zip;
} {test2}

finish_test

} {1 {constraint failed}}
do_test genfkey-6.7 {
  execsql {
    SELECT * FROM parent;
    SELECT * FROM child;
  }
} {1 1}

} {1 {constraint failed}}
do_test genfkey-6.7 {
  execsql {
    SELECT * FROM parent;
    SELECT * FROM child;
  }
} {1 1}