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# 2014 June 17
#
# 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 FTS5 module.
#
source [file join [file dirname [info script]] fts5_common.tcl]
set testprefix fts5ah
# If SQLITE_ENABLE_FTS5 is defined, omit this file.
ifcapable !fts5 {
finish_test
return
}
#-------------------------------------------------------------------------
# This file contains tests for very large doclists.
#
do_test 1.0 {
execsql { CREATE VIRTUAL TABLE t1 USING fts5(a) }
execsql { INSERT INTO t1(t1, rank) VALUES('pgsz', 128) }
set v {w w w w w w w w w w w w w w w w w w w w}
execsql { INSERT INTO t1(rowid, a) VALUES(0, $v) }
for {set i 1} {$i <= 10000} {incr i} {
set v {x x x x x x x x x x x x x x x x x x x x}
if {($i % 2139)==0} {lset v 3 Y ; lappend Y $i}
if {($i % 1577)==0} {lset v 5 W ; lappend W $i}
execsql { INSERT INTO t1 VALUES($v) }
}
set v {w w w w w w w w w w w w w w w w w w w w}
execsql { INSERT INTO t1 VALUES($v) }
} {}
do_execsql_test 1.1.1 {
SELECT rowid FROM t1 WHERE t1 MATCH 'x AND w'
} [lsort -integer -incr $W]
do_execsql_test 1.1.2 {
SELECT rowid FROM t1 WHERE t1 MATCH 'x* AND w*'
} [lsort -integer -incr $W]
do_execsql_test 1.2 {
SELECT rowid FROM t1 WHERE t1 MATCH 'y AND x'
} [lsort -integer -incr $Y]
do_execsql_test 1.3 {
INSERT INTO t1(t1) VALUES('integrity-check');
}
proc reads {} {
db one {SELECT t1 FROM t1 WHERE t1 MATCH '*reads'}
}
proc execsql_reads {sql} {
set nRead [reads]
execsql $sql
expr [reads] - $nRead
}
do_test 1.4 {
set nRead [reads]
execsql { SELECT rowid FROM t1 WHERE t1 MATCH 'x' }
set nReadX [expr [reads] - $nRead]
expr $nReadX>1000
} {1}
do_test 1.5 {
set fwd [execsql_reads {SELECT rowid FROM t1 WHERE t1 MATCH 'x' }]
set bwd [execsql_reads {
SELECT rowid FROM t1 WHERE t1 MATCH 'x' ORDER BY 1 ASC
}]
expr {$bwd < $fwd + 12}
} {1}
foreach {tn q res} "
1 { SELECT rowid FROM t1 WHERE t1 MATCH 'w + x' } [list $W]
2 { SELECT rowid FROM t1 WHERE t1 MATCH 'x + w' } [list $W]
3 { SELECT rowid FROM t1 WHERE t1 MATCH 'x AND w' } [list $W]
4 { SELECT rowid FROM t1 WHERE t1 MATCH 'y AND x' } [list $Y]
" {
do_test 1.6.$tn.1 {
set n [execsql_reads $q]
#puts -nonewline "(n=$n nReadX=$nReadX)"
expr {$n < ($nReadX / 8)}
} {1}
do_test 1.6.$tn.2 {
set n [execsql_reads "$q ORDER BY rowid DESC"]
#puts -nonewline "(n=$n nReadX=$nReadX)"
expr {$n < ($nReadX / 8)}
} {1}
do_execsql_test 1.6.$tn.3 $q [lsort -int -incr $res]
do_execsql_test 1.6.$tn.4 "$q ORDER BY rowid DESC" [lsort -int -decr $res]
}
#-------------------------------------------------------------------------
# Now test that adding range constraints on the rowid field reduces the
# number of pages loaded from disk.
#
foreach {tn fraction tail cnt} {
1 0.6 {rowid > 5000} 5000
2 0.2 {rowid > 9000} 1000
3 0.2 {rowid < 1000} 999
4 0.2 {rowid BETWEEN 4000 AND 5000} 1001
5 0.6 {rowid >= 5000} 5001
6 0.2 {rowid >= 9000} 1001
7 0.2 {rowid <= 1000} 1000
8 0.6 {rowid > '5000'} 5000
9 0.2 {rowid > '9000'} 1000
10 0.1 {rowid = 444} 1
} {
set q "SELECT rowid FROM t1 WHERE t1 MATCH 'x' AND $tail"
set n [execsql_reads $q]
set ret [llength [execsql $q]]
do_test "1.7.$tn.asc.(n=$n ret=$ret)" {
expr {$n < ($fraction*$nReadX) && $ret==$cnt}
} {1}
set q "SELECT rowid FROM t1 WHERE t1 MATCH 'x' AND $tail ORDER BY rowid DESC"
set n [execsql_reads $q]
set ret [llength [execsql $q]]
do_test "1.7.$tn.desc.(n=$n ret=$ret)" {
expr {$n < 2*$fraction*$nReadX && $ret==$cnt}
} {1}
}
do_execsql_test 1.8.1 {
SELECT count(*) FROM t1 WHERE t1 MATCH 'x' AND +rowid < 'text';
} {10000}
do_execsql_test 1.8.2 {
SELECT count(*) FROM t1 WHERE t1 MATCH 'x' AND rowid < 'text';
} {10000}
#db eval {SELECT rowid, fts5_decode(rowid, block) aS r FROM t1_data} {puts $r}
finish_test
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