# 2011 February 3
#
# The author disclaims copyright to this source code.  In place of
# a legal notice, here is a blessing:
#
#    May you do good and not evil.
#    May you find forgiveness for yourself and forgive others.
#    May you share freely, never taking more than you give.
#
#***********************************************************************
#

set testdir [file dirname $argv0]
source $testdir/tester.tcl
set ::testprefix fts3fault2

# If SQLITE_ENABLE_FTS3 is not defined, omit this file.
ifcapable !fts3 { finish_test ; return }

do_test 1.0 {
  execsql {
    CREATE VIRTUAL TABLE t1 USING fts4(x);
    INSERT INTO t1 VALUES('a b c');
    INSERT INTO t1 VALUES('c d e');
    CREATE VIRTUAL TABLE terms USING fts4aux(t1);
  }
  faultsim_save_and_close
} {}

do_faultsim_test 1.1 -prep {
  faultsim_restore_and_reopen
  db eval {SELECT * FROM sqlite_master}
} -body {
  execsql "CREATE VIRTUAL TABLE terms2 USING fts4aux(t1)"
} -test {
  faultsim_test_result {0 {}}
}

do_faultsim_test 1.2 -prep {
  faultsim_restore_and_reopen
  db eval {SELECT * FROM sqlite_master}
} -body {
  execsql "SELECT * FROM terms"
} -test {
  faultsim_test_result {0 {a * 1 1 a 0 1 1 b * 1 1 b 0 1 1 c * 2 2 c 0 2 2 d * 1 1 d 0 1 1 e * 1 1 e 0 1 1}}
}

do_faultsim_test 1.3 -prep {
  faultsim_restore_and_reopen
  db eval {SELECT * FROM sqlite_master}
} -body {
  execsql "SELECT * FROM terms WHERE term>'a' AND TERM < 'd'"
} -test {
  faultsim_test_result {0 {b * 1 1 b 0 1 1 c * 2 2 c 0 2 2}}
}

do_faultsim_test 1.4 -prep {
  faultsim_restore_and_reopen
  db eval {SELECT * FROM sqlite_master}
} -body {
  execsql "SELECT * FROM terms WHERE term='c'"
} -test {
  faultsim_test_result {0 {c * 2 2 c 0 2 2}}
}

do_test 2.0 {
  faultsim_delete_and_reopen
  execsql {
    CREATE VIRTUAL TABLE tx USING fts4(a, b);
    INSERT INTO tx VALUES('a b c', 'x y z');
    CREATE VIRTUAL TABLE terms2 USING fts4aux(tx);
  }
  faultsim_save_and_close
} {}

do_faultsim_test 2.1 -prep {
  faultsim_restore_and_reopen
  db eval {SELECT * FROM sqlite_master}
} -body {
  execsql "SELECT * FROM terms2"
} -test {
  faultsim_test_result {0 {a * 1 1 a 0 1 1 b * 1 1 b 0 1 1 c * 1 1 c 0 1 1 x * 1 1 x 1 1 1 y * 1 1 y 1 1 1 z * 1 1 z 1 1 1}}
}

do_faultsim_test 3.0 -faults oom* -prep {
  faultsim_delete_and_reopen
  db eval { CREATE TABLE 'xx yy'(a, b); }
} -body {
  execsql {
    CREATE VIRTUAL TABLE tt USING fts4(content="xx yy");
  }
} -test {
  faultsim_test_result {0 {}}
}

do_faultsim_test 3.1 -faults oom* -prep {
  faultsim_delete_and_reopen
  db func zip zip
  db func unzip unzip
} -body {
  execsql {
    CREATE VIRTUAL TABLE tt USING fts4(compress=zip, uncompress=unzip);
  }
} -test {
  faultsim_test_result {0 {}}
}

do_test 4.0 {
  faultsim_delete_and_reopen
  execsql {
    CREATE VIRTUAL TABLE ft USING fts4(a, b);
    INSERT INTO ft VALUES('U U T C O', 'F N D E S');
    INSERT INTO ft VALUES('P H X G B', 'I D M R U');
    INSERT INTO ft VALUES('P P X D M', 'Y V N T C');
    INSERT INTO ft VALUES('Z L Q O W', 'D F U N Q');
    INSERT INTO ft VALUES('A J D U P', 'C H M Q E');
    INSERT INTO ft VALUES('P S A O H', 'S Z C W D');
    INSERT INTO ft VALUES('T B N L W', 'C A K T I');
    INSERT INTO ft VALUES('K E Z L O', 'L L Y C E');
    INSERT INTO ft VALUES('C R E S V', 'Q V F W P');
    INSERT INTO ft VALUES('S K H G W', 'R W Q F G');
  }
  faultsim_save_and_close
} {}
do_faultsim_test 4.1 -prep {
  faultsim_restore_and_reopen
  db eval {SELECT * FROM sqlite_master}
} -body {
  execsql { INSERT INTO ft(ft) VALUES('rebuild') }
} -test {
  faultsim_test_result {0 {}}
}

ifcapable fts3_unicode {
  do_test 5.0 {
    faultsim_delete_and_reopen
    execsql {
      CREATE VIRTUAL TABLE ft USING fts4(a, tokenize=unicode61);
    }
    faultsim_save_and_close
  } {}
  
  do_faultsim_test 5.1 -faults oom* -prep {
    faultsim_restore_and_reopen
    db eval {SELECT * FROM sqlite_master}
  } -body {
    execsql { INSERT INTO ft VALUES('the quick brown fox'); }
    execsql { INSERT INTO ft VALUES(
       'theunusuallylongtokenthatjustdragsonandonandonandthendragsonsomemoreeof'
      );
    }
    execsql { SELECT docid FROM ft WHERE ft MATCH 'th*' }
  } -test {
    faultsim_test_result {0 {1 2}}
  }
}

reset_db
do_test 6.0 {
  execsql {
    CREATE VIRTUAL TABLE t6 USING fts4(x,order=DESC);
    INSERT INTO t6(docid, x) VALUES(-1,'a b');
    INSERT INTO t6(docid, x) VALUES(1, 'b');
  }
  faultsim_save_and_close
} {}

do_faultsim_test 6.1 -faults oom* -prep {
  faultsim_restore_and_reopen
  db eval {SELECT * FROM sqlite_master}
} -body {
  execsql { SELECT docid FROM t6 WHERE t6 MATCH '"a* b"' }
} -test {
  faultsim_test_result {0 -1}
}

#-------------------------------------------------------------------------
# Inject faults into a query for an N-byte prefix that uses a prefix=N+1
# index.
reset_db
do_execsql_test 7.0 {
  CREATE VIRTUAL TABLE t7 USING fts4(x,prefix=2);
  INSERT INTO t7 VALUES('the quick brown fox');
  INSERT INTO t7 VALUES('jumped over the');
  INSERT INTO t7 VALUES('lazy dog');
}
do_faultsim_test 7.1 -faults oom* -body {
  execsql { SELECT docid FROM t7 WHERE t7 MATCH 't*' }
} -test {
  faultsim_test_result {0 {1 2}}
}

#-------------------------------------------------------------------------
# Inject faults into a opening an existing fts3 table that has been 
# upgraded to add an %_stat table.
#
reset_db
do_execsql_test 8.0 {
  CREATE VIRTUAL TABLE t8 USING fts3;
  INSERT INTO t8 VALUES('the quick brown fox');
  INSERT INTO t8 VALUES('jumped over the');
  INSERT INTO t8 VALUES('lazy dog');
  INSERT INTO t8(t8) VALUES('automerge=8');
  SELECT name FROM sqlite_master WHERE name LIKE 't8%';
} {
  t8 t8_content t8_segments t8_segdir t8_stat
}
faultsim_save_and_close

do_faultsim_test 8.1 -faults oom* -prep {
  faultsim_restore_and_reopen
} -body {
  execsql { INSERT INTO t8 VALUES('one two three') }
} -test {
  faultsim_test_result {0 {}}
}

set ::TMPDBERROR [list 1 \
  {unable to open a temporary database file for storing temporary tables}
]
do_faultsim_test 8.2 -faults oom* -prep {
  faultsim_restore_and_reopen
} -body {
  execsql { ALTER TABLE t8 RENAME TO t8ii }
} -test {
  faultsim_test_result {0 {}} $::TMPDBERROR
}

#-------------------------------------------------------------------------
reset_db
set chunkconfig [fts3_configure_incr_load 1 1]
do_execsql_test 9.0 {
  PRAGMA page_size = 512;
  CREATE VIRTUAL TABLE t9 USING fts3;
  WITH s(i) AS (
    SELECT 1 UNION ALL SELECT i+1 FROM s WHERE i<50
  )
  INSERT INTO t9 SELECT 'one two three' FROM s;
}

do_faultsim_test 8.2 -faults io* -body {
  execsql { SELECT count(*) FROM t9 WHERE t9 MATCH '"one two three"' }
} -test {
  faultsim_test_result {0 50}
}

eval fts3_configure_incr_load $chunkconfig


finish_test