sl@0: # 2006 September 13
sl@0: #
sl@0: # The author disclaims copyright to this source code.  In place of
sl@0: # a legal notice, here is a blessing:
sl@0: #
sl@0: #    May you do good and not evil.
sl@0: #    May you find forgiveness for yourself and forgive others.
sl@0: #    May you share freely, never taking more than you give.
sl@0: #
sl@0: #*************************************************************************
sl@0: # This file implements regression tests for SQLite library.  The
sl@0: # focus of this script is testing the FTS2 module.
sl@0: #
sl@0: # $Id: fts2b.test,v 1.1 2006/10/19 23:36:26 shess Exp $
sl@0: #
sl@0: 
sl@0: set testdir [file dirname $argv0]
sl@0: source $testdir/tester.tcl
sl@0: 
sl@0: # If SQLITE_ENABLE_FTS2 is defined, omit this file.
sl@0: ifcapable !fts2 {
sl@0:   finish_test
sl@0:   return
sl@0: }
sl@0: 
sl@0: # Fill the full-text index "t1" with phrases in english, spanish,
sl@0: # and german.  For the i-th row, fill in the names for the bits
sl@0: # that are set in the value of i.  The least significant bit is
sl@0: # 1.  For example,  the value 5 is 101 in binary which will be
sl@0: # converted to "one three" in english.
sl@0: #
sl@0: proc fill_multilanguage_fulltext_t1 {} {
sl@0:   set english {one two three four five}
sl@0:   set spanish {un dos tres cuatro cinco}
sl@0:   set german {eine zwei drei vier funf}
sl@0:   
sl@0:   for {set i 1} {$i<=31} {incr i} {
sl@0:     set cmd "INSERT INTO t1 VALUES"
sl@0:     set vset {}
sl@0:     foreach lang {english spanish german} {
sl@0:       set words {}
sl@0:       for {set j 0; set k 1} {$j<5} {incr j; incr k $k} {
sl@0:         if {$k&$i} {lappend words [lindex [set $lang] $j]}
sl@0:       }
sl@0:       lappend vset "'$words'"
sl@0:     }
sl@0:     set sql "INSERT INTO t1(english,spanish,german) VALUES([join $vset ,])"
sl@0:     # puts $sql
sl@0:     db eval $sql
sl@0:   }
sl@0: }
sl@0: 
sl@0: # Construct a full-text search table containing five keywords:
sl@0: # one, two, three, four, and five, in various combinations.  The
sl@0: # rowid for each will be a bitmask for the elements it contains.
sl@0: #
sl@0: db eval {
sl@0:   CREATE VIRTUAL TABLE t1 USING fts2(english,spanish,german);
sl@0: }
sl@0: fill_multilanguage_fulltext_t1
sl@0: 
sl@0: do_test fts2b-1.1 {
sl@0:   execsql {SELECT rowid FROM t1 WHERE english MATCH 'one'}
sl@0: } {1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31}
sl@0: do_test fts2b-1.2 {
sl@0:   execsql {SELECT rowid FROM t1 WHERE spanish MATCH 'one'}
sl@0: } {}
sl@0: do_test fts2b-1.3 {
sl@0:   execsql {SELECT rowid FROM t1 WHERE german MATCH 'one'}
sl@0: } {}
sl@0: do_test fts2b-1.4 {
sl@0:   execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'one'}
sl@0: } {1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31}
sl@0: do_test fts2b-1.5 {
sl@0:   execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'one dos drei'}
sl@0: } {7 15 23 31}
sl@0: do_test fts2b-1.6 {
sl@0:   execsql {SELECT english, spanish, german FROM t1 WHERE rowid=1}
sl@0: } {one un eine}
sl@0: do_test fts2b-1.7 {
sl@0:   execsql {SELECT rowid FROM t1 WHERE t1 MATCH '"one un"'}
sl@0: } {}
sl@0: 
sl@0: do_test fts2b-2.1 {
sl@0:   execsql {
sl@0:     CREATE VIRTUAL TABLE t2 USING fts2(from,to);
sl@0:     INSERT INTO t2([from],[to]) VALUES ('one two three', 'four five six');
sl@0:     SELECT [from], [to] FROM t2
sl@0:   }
sl@0: } {{one two three} {four five six}}
sl@0: 
sl@0: 
sl@0: # Compute an SQL string that contains the words one, two, three,... to
sl@0: # describe bits set in the value $i.  Only the lower 5 bits are examined.
sl@0: #
sl@0: proc wordset {i} {
sl@0:   set x {}
sl@0:   for {set j 0; set k 1} {$j<5} {incr j; incr k $k} {
sl@0:     if {$k&$i} {lappend x [lindex {one two three four five} $j]}
sl@0:   }
sl@0:   return '$x'
sl@0: }
sl@0: 
sl@0: # Create a new FTS table with three columns:
sl@0: #
sl@0: #    norm:      words for the bits of rowid
sl@0: #    plusone:   words for the bits of rowid+1
sl@0: #    invert:    words for the bits of ~rowid
sl@0: #
sl@0: db eval {
sl@0:    CREATE VIRTUAL TABLE t4 USING fts2([norm],'plusone',"invert");
sl@0: }
sl@0: for {set i 1} {$i<=15} {incr i} {
sl@0:   set vset [list [wordset $i] [wordset [expr {$i+1}]] [wordset [expr {~$i}]]]
sl@0:   db eval "INSERT INTO t4(norm,plusone,invert) VALUES([join $vset ,]);"
sl@0: }
sl@0: 
sl@0: do_test fts2b-4.1 {
sl@0:   execsql {SELECT rowid FROM t4 WHERE t4 MATCH 'norm:one'}
sl@0: } {1 3 5 7 9 11 13 15}
sl@0: do_test fts2b-4.2 {
sl@0:   execsql {SELECT rowid FROM t4 WHERE norm MATCH 'one'}
sl@0: } {1 3 5 7 9 11 13 15}
sl@0: do_test fts2b-4.3 {
sl@0:   execsql {SELECT rowid FROM t4 WHERE t4 MATCH 'one'}
sl@0: } {1 2 3 4 5 6 7 8 9 10 11 12 13 14 15}
sl@0: do_test fts2b-4.4 {
sl@0:   execsql {SELECT rowid FROM t4 WHERE t4 MATCH 'plusone:one'}
sl@0: } {2 4 6 8 10 12 14}
sl@0: do_test fts2b-4.5 {
sl@0:   execsql {SELECT rowid FROM t4 WHERE plusone MATCH 'one'}
sl@0: } {2 4 6 8 10 12 14}
sl@0: do_test fts2b-4.6 {
sl@0:   execsql {SELECT rowid FROM t4 WHERE t4 MATCH 'norm:one plusone:two'}
sl@0: } {1 5 9 13}
sl@0: do_test fts2b-4.7 {
sl@0:   execsql {SELECT rowid FROM t4 WHERE t4 MATCH 'norm:one two'}
sl@0: } {1 3 5 7 9 11 13 15}
sl@0: do_test fts2b-4.8 {
sl@0:   execsql {SELECT rowid FROM t4 WHERE t4 MATCH 'plusone:two norm:one'}
sl@0: } {1 5 9 13}
sl@0: do_test fts2b-4.9 {
sl@0:   execsql {SELECT rowid FROM t4 WHERE t4 MATCH 'two norm:one'}
sl@0: } {1 3 5 7 9 11 13 15}
sl@0: 
sl@0: 
sl@0: finish_test