# 2015 Apr 24
#
# 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.
#
#***********************************************************************
#
# The tests in this file focus on testing that unrecognized file-format
# versions are detected and reported.
#

source [file join [file dirname [info script]] fts5_common.tcl]
set testprefix fts5version

# If SQLITE_ENABLE_FTS5 is defined, omit this file.
ifcapable !fts5 {
  finish_test
  return
}


do_execsql_test 1.1 {
  CREATE VIRTUAL TABLE t1 USING fts5(one);
  INSERT INTO t1 VALUES('a b c d');
} {}

do_execsql_test 1.2 {
  SELECT * FROM t1_config WHERE k='version'
} {version 4}

do_execsql_test 1.3 {
  SELECT rowid FROM t1 WHERE t1 MATCH 'a';
} {1}

sqlite3_db_config db DEFENSIVE 0
do_execsql_test 1.4 {
  UPDATE t1_config set v=6 WHERE k='version';
}

do_test 1.5 {
  db close
  sqlite3 db test.db
  catchsql { SELECT * FROM t1 WHERE t1 MATCH 'a' }
} {1 {invalid fts5 file format (found 6, expected 4 or 5) - run 'rebuild'}}

do_test 1.6 {
  db close
  sqlite3 db test.db
  catchsql { INSERT INTO t1 VALUES('x y z') }
} {1 {invalid fts5 file format (found 6, expected 4 or 5) - run 'rebuild'}}

do_test 1.7 {
  sqlite3_db_config db DEFENSIVE 0
  execsql { DELETE FROM t1_config WHERE k='version' }
  db close
  sqlite3 db test.db
  catchsql { SELECT * FROM t1 WHERE t1 MATCH 'a' }
} {1 {invalid fts5 file format (found 0, expected 4 or 5) - run 'rebuild'}}

do_test 1.8 {
  sqlite3_db_config db DEFENSIVE 0
  execsql { INSERT INTO t1_config VALUES('version', 4) }
  execsql { INSERT INTO t1(t1, rank) VALUES('secure-delete', 1) }
} {}

do_execsql_test 1.10 {
  SELECT * FROM t1_config
} {secure-delete 1 version 4}

do_execsql_test 1.11 {
  INSERT INTO t1(rowid, one) VALUES(123, 'one two three');
  DELETE FROM t1 WHERE rowid=123;
  SELECT * FROM t1_config
} {secure-delete 1 version 5}

do_execsql_test 1.11 {
  INSERT INTO t1(t1) VALUES('rebuild');
  SELECT * FROM t1_config
} {secure-delete 1 version 4}

do_execsql_test 1.12 {
  SELECT * FROM t1_config
} {secure-delete 1 version 4}

#-------------------------------------------------------------------------
reset_db

do_execsql_test 2.0 {
  CREATE VIRTUAL TABLE xyz USING fts5(x);
  INSERT INTO xyz(rowid, x) VALUES
      (1, 'one document'),
      (2, 'two document'),
      (3, 'three document'),
      (4, 'four document'),
      (5, 'five document'),
      (6, 'six document');

  INSERT INTO xyz(xyz, rank) VALUES('secure-delete', 1);
  SELECT v FROM xyz_config WHERE k='version';
} {4}

do_execsql_test 2.1 {
  BEGIN;
    INSERT INTO xyz(rowid, x) VALUES(7, 'seven document');
    SAVEPOINT one;
      DELETE FROM xyz WHERE rowid = 4;
}

do_execsql_test 2.2 {
      SELECT v FROM xyz_config WHERE k='version';
} {5}

do_execsql_test 2.3 {
    ROLLBACK TO one;
      SELECT v FROM xyz_config WHERE k='version';
} {4}


do_execsql_test 2.4 {
      DELETE FROM xyz WHERE rowid = 3;
  COMMIT;
  SELECT v FROM xyz_config WHERE k='version';
} {5}




finish_test

