# 2007 July 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.

#

#*************************************************************************

# This file implements regression tests for SQLite library.  The focus

# of this script is testing the FTS1 module rename functionality.  Mostly

# copied from fts2o.test.

#

# $Id: fts1o.test,v 1.2 2007/08/30 20:01:33 shess Exp $

#

set testdir [file dirname $argv0]

source $testdir/tester.tcl

# If SQLITE_ENABLE_FTS1 is not defined, omit this file.

ifcapable !fts1 {

  finish_test

  return

}

db eval {

  CREATE VIRTUAL TABLE t1 USING fts1(a, b, c);

  INSERT INTO t1(a, b, c) VALUES('one three four', 'one four', 'one four two');

}

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

# Test that it is possible to rename an fts1 table.

#

do_test fts1o-1.1 {

  execsql { SELECT tbl_name FROM sqlite_master WHERE type = 'table'}

} {t1 t1_content t1_term}

do_test fts1o-1.2 {

  execsql { ALTER TABLE t1 RENAME to fts_t1; }

} {}

do_test fts1o-1.3 {

  execsql { SELECT rowid, snippet(fts_t1) FROM fts_t1 WHERE a MATCH 'four'; }

} {1 {one three <b>four</b>}}

do_test fts1o-1.4 {

  execsql { SELECT tbl_name FROM sqlite_master WHERE type = 'table'}

} {fts_t1 fts_t1_content fts_t1_term}

# See what happens when renaming the fts1 table fails.

#

do_test fts1o-2.1 {

  catchsql {

    CREATE TABLE t1_term(a, b, c);

    ALTER TABLE fts_t1 RENAME to t1;

  }

} {1 {SQL logic error or missing database}}

do_test fts1o-2.2 {

  execsql { SELECT rowid, snippet(fts_t1) FROM fts_t1 WHERE a MATCH 'four'; }

} {1 {one three <b>four</b>}}

do_test fts1o-2.3 {

  execsql { SELECT tbl_name FROM sqlite_master WHERE type = 'table'}

} {fts_t1 fts_t1_content fts_t1_term t1_term}

# See what happens when renaming the fts1 table fails inside a transaction.

#

do_test fts1o-3.1 {

  execsql {

    BEGIN;

    INSERT INTO fts_t1(a, b, c) VALUES('one two three', 'one four', 'one two');

  }

} {}

do_test fts1o-3.2 {

  catchsql {

    ALTER TABLE fts_t1 RENAME to t1;

  }

} {1 {SQL logic error or missing database}}

# NOTE(shess) rowid AS rowid to defeat caching.  Otherwise, this

# seg-faults, I suspect that there's something up with a stale

# virtual-table reference, but I'm not quite sure how it happens here

# but not for fts2o.test.

do_test fts1o-3.3 {

  execsql { SELECT rowid AS rowid, snippet(fts_t1) FROM fts_t1 WHERE a MATCH 'four'; }

} {1 {one three <b>four</b>}}

do_test fts1o-3.4 {

  execsql { SELECT tbl_name FROM sqlite_master WHERE type = 'table'}

} {fts_t1 fts_t1_content fts_t1_term t1_term}

do_test fts1o-3.5 {

  execsql COMMIT

  execsql {SELECT a FROM fts_t1}

} {{one three four} {one two three}}

do_test fts1o-3.6 {

  execsql { SELECT a, b, c FROM fts_t1 WHERE c MATCH 'four'; }

} {{one three four} {one four} {one four two}}

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

# Test that it is possible to rename an fts1 table in an attached 

# database.

#

file delete -force test2.db test2.db-journal

do_test fts1o-4.1 {

  execsql {

    DROP TABLE t1_term;

    ALTER TABLE fts_t1 RENAME to t1;

    SELECT a, b, c FROM t1 WHERE c MATCH 'two';

  }

} {{one three four} {one four} {one four two} {one two three} {one four} {one two}}

do_test fts1o-4.2 {

  execsql {

    ATTACH 'test2.db' AS aux;

    CREATE VIRTUAL TABLE aux.t1 USING fts1(a, b, c);

    INSERT INTO aux.t1(a, b, c) VALUES(

      'neung song sahm', 'neung see', 'neung see song'

    );

  }

} {}

do_test fts1o-4.3 {

  execsql { SELECT a, b, c FROM aux.t1 WHERE a MATCH 'song'; }

} {{neung song sahm} {neung see} {neung see song}}

do_test fts1o-4.4 {

  execsql { SELECT a, b, c FROM t1 WHERE c MATCH 'two'; }

} {{one three four} {one four} {one four two} {one two three} {one four} {one two}}

do_test fts1o-4.5 {

  execsql { ALTER TABLE aux.t1 RENAME TO t2 }

} {}

do_test fts1o-4.6 {

  execsql { SELECT a, b, c FROM t2 WHERE a MATCH 'song'; }

} {{neung song sahm} {neung see} {neung see song}}

do_test fts1o-4.7 {

  execsql { SELECT a, b, c FROM t1 WHERE c MATCH 'two'; }

} {{one three four} {one four} {one four two} {one two three} {one four} {one two}}

finish_test