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sqlite/test/fts3snippet.test
dan 679f5d458e Add assert() statements and reorganize code slightly in fts3 and fts5 to make it easier to follow. 
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# 2010 January 07
#
# 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 test the FTS3 auxillary functions offsets(),
# snippet() and matchinfo() work. At time of writing, running this file
# provides full coverage of fts3_snippet.c.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix fts3snippet
# If SQLITE_ENABLE_FTS3 is not defined, omit this file.
ifcapable !fts3 { finish_test ; return }
source $testdir/fts3_common.tcl
set sqlite_fts3_enable_parentheses 1
set DO_MALLOC_TEST 0
# Transform the list $L to its "normal" form. So that it can be compared to
# another list with the same set of elements using [string compare].
#
proc normalize {L} {
set ret [list]
foreach l $L {lappend ret $l}
return $ret
}
proc do_offsets_test {name expr args} {
set result [list]
foreach a $args {
lappend result [normalize $a]
}
do_select_test $name {
SELECT offsets(ft) FROM ft WHERE ft MATCH $expr
} $result
}
# Document text used by a few tests. Contains the English names of all
# integers between 1 and 300.
#
set numbers [normalize {
one two three four five six seven eight nine ten eleven twelve thirteen
fourteen fifteen sixteen seventeen eighteen nineteen twenty twentyone
twentytwo twentythree twentyfour twentyfive twentysix twentyseven
twentyeight twentynine thirty thirtyone thirtytwo thirtythree thirtyfour
thirtyfive thirtysix thirtyseven thirtyeight thirtynine forty fortyone
fortytwo fortythree fortyfour fortyfive fortysix fortyseven fortyeight
fortynine fifty fiftyone fiftytwo fiftythree fiftyfour fiftyfive fiftysix
fiftyseven fiftyeight fiftynine sixty sixtyone sixtytwo sixtythree sixtyfour
sixtyfive sixtysix sixtyseven sixtyeight sixtynine seventy seventyone
seventytwo seventythree seventyfour seventyfive seventysix seventyseven
seventyeight seventynine eighty eightyone eightytwo eightythree eightyfour
eightyfive eightysix eightyseven eightyeight eightynine ninety ninetyone
ninetytwo ninetythree ninetyfour ninetyfive ninetysix ninetyseven
ninetyeight ninetynine onehundred onehundredone onehundredtwo
onehundredthree onehundredfour onehundredfive onehundredsix onehundredseven
onehundredeight onehundrednine onehundredten onehundredeleven
onehundredtwelve onehundredthirteen onehundredfourteen onehundredfifteen
onehundredsixteen onehundredseventeen onehundredeighteen onehundrednineteen
onehundredtwenty onehundredtwentyone onehundredtwentytwo
onehundredtwentythree onehundredtwentyfour onehundredtwentyfive
onehundredtwentysix onehundredtwentyseven onehundredtwentyeight
onehundredtwentynine onehundredthirty onehundredthirtyone
onehundredthirtytwo onehundredthirtythree onehundredthirtyfour
onehundredthirtyfive onehundredthirtysix onehundredthirtyseven
onehundredthirtyeight onehundredthirtynine onehundredforty
onehundredfortyone onehundredfortytwo onehundredfortythree
onehundredfortyfour onehundredfortyfive onehundredfortysix
onehundredfortyseven onehundredfortyeight onehundredfortynine
onehundredfifty onehundredfiftyone onehundredfiftytwo onehundredfiftythree
onehundredfiftyfour onehundredfiftyfive onehundredfiftysix
onehundredfiftyseven onehundredfiftyeight onehundredfiftynine
onehundredsixty onehundredsixtyone onehundredsixtytwo onehundredsixtythree
onehundredsixtyfour onehundredsixtyfive onehundredsixtysix
onehundredsixtyseven onehundredsixtyeight onehundredsixtynine
onehundredseventy onehundredseventyone onehundredseventytwo
onehundredseventythree onehundredseventyfour onehundredseventyfive
onehundredseventysix onehundredseventyseven onehundredseventyeight
onehundredseventynine onehundredeighty onehundredeightyone
onehundredeightytwo onehundredeightythree onehundredeightyfour
onehundredeightyfive onehundredeightysix onehundredeightyseven
onehundredeightyeight onehundredeightynine onehundredninety
onehundredninetyone onehundredninetytwo onehundredninetythree
onehundredninetyfour onehundredninetyfive onehundredninetysix
onehundredninetyseven onehundredninetyeight onehundredninetynine twohundred
twohundredone twohundredtwo twohundredthree twohundredfour twohundredfive
twohundredsix twohundredseven twohundredeight twohundrednine twohundredten
twohundredeleven twohundredtwelve twohundredthirteen twohundredfourteen
twohundredfifteen twohundredsixteen twohundredseventeen twohundredeighteen
twohundrednineteen twohundredtwenty twohundredtwentyone twohundredtwentytwo
twohundredtwentythree twohundredtwentyfour twohundredtwentyfive
twohundredtwentysix twohundredtwentyseven twohundredtwentyeight
twohundredtwentynine twohundredthirty twohundredthirtyone
twohundredthirtytwo twohundredthirtythree twohundredthirtyfour
twohundredthirtyfive twohundredthirtysix twohundredthirtyseven
twohundredthirtyeight twohundredthirtynine twohundredforty
twohundredfortyone twohundredfortytwo twohundredfortythree
twohundredfortyfour twohundredfortyfive twohundredfortysix
twohundredfortyseven twohundredfortyeight twohundredfortynine
twohundredfifty twohundredfiftyone twohundredfiftytwo twohundredfiftythree
twohundredfiftyfour twohundredfiftyfive twohundredfiftysix
twohundredfiftyseven twohundredfiftyeight twohundredfiftynine
twohundredsixty twohundredsixtyone twohundredsixtytwo twohundredsixtythree
twohundredsixtyfour twohundredsixtyfive twohundredsixtysix
twohundredsixtyseven twohundredsixtyeight twohundredsixtynine
twohundredseventy twohundredseventyone twohundredseventytwo
twohundredseventythree twohundredseventyfour twohundredseventyfive
twohundredseventysix twohundredseventyseven twohundredseventyeight
twohundredseventynine twohundredeighty twohundredeightyone
twohundredeightytwo twohundredeightythree twohundredeightyfour
twohundredeightyfive twohundredeightysix twohundredeightyseven
twohundredeightyeight twohundredeightynine twohundredninety
twohundredninetyone twohundredninetytwo twohundredninetythree
twohundredninetyfour twohundredninetyfive twohundredninetysix
twohundredninetyseven twohundredninetyeight twohundredninetynine
threehundred
}]
foreach {DO_MALLOC_TEST enc} {
0 utf8
1 utf8
1 utf16
} {
db close
forcedelete test.db
sqlite3 db test.db
sqlite3_db_config_lookaside db 0 0 0
db eval "PRAGMA encoding = \"$enc\""
# Set variable $T to the test name prefix for this iteration of the loop.
#
set T "fts3snippet-1.$enc"
##########################################################################
# Test the offset function.
#
do_test $T.1.1 {
execsql {
CREATE VIRTUAL TABLE ft USING fts3;
INSERT INTO ft VALUES('xxx xxx xxx xxx');
}
} {}
do_offsets_test $T.1.2 {xxx} {0 0 0 3 0 0 4 3 0 0 8 3 0 0 12 3}
do_offsets_test $T.1.3 {"xxx xxx"} {
0 0 0 3 0 0 4 3 0 1 4 3 0 0 8 3
0 1 8 3 0 1 12 3
}
do_offsets_test $T.1.4 {"xxx xxx" xxx} {
0 0 0 3 0 2 0 3 0 0 4 3 0 1 4 3
0 2 4 3 0 0 8 3 0 1 8 3 0 2 8 3
0 1 12 3 0 2 12 3
}
do_offsets_test $T.1.5 {xxx "xxx xxx"} {
0 0 0 3 0 1 0 3 0 0 4 3 0 1 4 3
0 2 4 3 0 0 8 3 0 1 8 3 0 2 8 3
0 0 12 3 0 2 12 3
}
do_test $T.2.1 {
set v1 [lrange $numbers 0 99]
execsql {
DROP TABLE IF EXISTS ft;
CREATE VIRTUAL TABLE ft USING fts3(a, b);
INSERT INTO ft VALUES($v1, $numbers);
INSERT INTO ft VALUES($v1, NULL);
}
} {}
set off [string first "twohundred " $numbers]
do_offsets_test $T.2.1 {twohundred} [list 1 0 $off 10]
set off [string first "onehundred " $numbers]
do_offsets_test $T.2.2 {onehundred} \
[list 0 0 $off 10 1 0 $off 10] [list 0 0 $off 10]
# Test a corruption case:
sqlite3_db_config db DEFENSIVE 0
execsql { UPDATE ft_content SET c1b = 'hello world' WHERE c1b = $numbers }
do_error_test $T.2.3 {
SELECT offsets(ft) FROM ft WHERE ft MATCH 'onehundred'
} {database disk image is malformed}
##########################################################################
# Test the snippet function.
#
proc do_snippet_test {name expr iCol nTok args} {
set res [list]
foreach a $args { lappend res [string trim $a] }
do_select_test $name {
SELECT snippet(ft,'{','}','...',$iCol,$nTok) FROM ft WHERE ft MATCH $expr
} $res
}
do_test $T.3.1 {
execsql {
DROP TABLE IF EXISTS ft;
CREATE VIRTUAL TABLE ft USING fts3;
INSERT INTO ft VALUES('one two three four five six seven eight nine ten');
}
} {}
do_snippet_test $T.3.2 one 0 5 "{one} two three four five..."
do_snippet_test $T.3.3 two 0 5 "one {two} three four five..."
do_snippet_test $T.3.4 three 0 5 "one two {three} four five..."
do_snippet_test $T.3.5 four 0 5 "...two three {four} five six..."
do_snippet_test $T.3.6 five 0 5 "...three four {five} six seven..."
do_snippet_test $T.3.7 six 0 5 "...four five {six} seven eight..."
do_snippet_test $T.3.8 seven 0 5 "...five six {seven} eight nine..."
do_snippet_test $T.3.9 eight 0 5 "...six seven {eight} nine ten"
do_snippet_test $T.3.10 nine 0 5 "...six seven eight {nine} ten"
do_snippet_test $T.3.11 ten 0 5 "...six seven eight nine {ten}"
do_test $T.4.1 {
execsql {
INSERT INTO ft VALUES(
'one two three four five '
|| 'six seven eight nine ten '
|| 'eleven twelve thirteen fourteen fifteen '
|| 'sixteen seventeen eighteen nineteen twenty '
|| 'one two three four five '
|| 'six seven eight nine ten '
|| 'eleven twelve thirteen fourteen fifteen '
|| 'sixteen seventeen eighteen nineteen twenty'
);
}
} {}
do_snippet_test $T.4.2 {one nine} 0 5 {
{one} two three...eight {nine} ten
} {
{one} two three...eight {nine} ten...
}
do_snippet_test $T.4.3 {one nine} 0 -5 {
{one} two three four five...six seven eight {nine} ten
} {
{one} two three four five...seven eight {nine} ten eleven...
}
do_snippet_test $T.4.3 {one nineteen} 0 -5 {
...eighteen {nineteen} twenty {one} two...
}
do_snippet_test $T.4.4 {two nineteen} 0 -5 {
...eighteen {nineteen} twenty one {two}...
}
do_snippet_test $T.4.5 {three nineteen} 0 -5 {
...{nineteen} twenty one two {three}...
}
do_snippet_test $T.4.6 {four nineteen} 0 -5 {
...two three {four} five six...seventeen eighteen {nineteen} twenty one...
}
do_snippet_test $T.4.7 {four NEAR nineteen} 0 -5 {
...seventeen eighteen {nineteen} twenty one...two three {four} five six...
}
do_snippet_test $T.4.8 {four nineteen} 0 5 {
...three {four} five...eighteen {nineteen} twenty...
}
do_snippet_test $T.4.9 {four NEAR nineteen} 0 5 {
...eighteen {nineteen} twenty...three {four} five...
}
do_snippet_test $T.4.10 {four NEAR nineteen} 0 -5 {
...seventeen eighteen {nineteen} twenty one...two three {four} five six...
}
do_snippet_test $T.4.11 {four NOT (nineteen twentyone)} 0 5 {
...two three {four} five six...
} {
...two three {four} five six...
}
do_snippet_test $T.4.12 {four OR nineteen NEAR twentyone} 0 5 {
...two three {four} five six...
} {
...two three {four} five six...
}
do_test $T.5.1 {
execsql {
DROP TABLE IF EXISTS ft;
CREATE VIRTUAL TABLE ft USING fts3(a, b, c);
INSERT INTO ft VALUES(
'one two three four five',
'four five six seven eight',
'seven eight nine ten eleven'
);
}
} {}
do_snippet_test $T.5.2 {five} -1 3 {...three four {five}}
do_snippet_test $T.5.3 {five} 0 3 {...three four {five}}
do_snippet_test $T.5.4 {five} 1 3 {four {five} six...}
do_snippet_test $T.5.5 {five} 2 3 {seven eight nine...}
do_test $T.5.6 {
execsql { UPDATE ft SET b = NULL }
} {}
do_snippet_test $T.5.7 {five} -1 3 {...three four {five}}
do_snippet_test $T.5.8 {five} 0 3 {...three four {five}}
do_snippet_test $T.5.9 {five} 1 3 {}
do_snippet_test $T.5.10 {five} 2 3 {seven eight nine...}
do_snippet_test $T.5.11 {one "seven eight nine"} -1 -3 {
{one} two three...{seven} {eight} {nine}...
}
do_test $T.6.1 {
execsql {
DROP TABLE IF EXISTS ft;
CREATE VIRTUAL TABLE ft USING fts3(x);
INSERT INTO ft VALUES($numbers);
}
} {}
do_snippet_test $T.6.2 {
one fifty onehundred onehundredfifty twohundredfifty threehundred
} -1 4 {
{one}...{fifty}...{onehundred}...{onehundredfifty}...
}
do_snippet_test $T.6.3 {
one fifty onehundred onehundredfifty twohundredfifty threehundred
} -1 -4 {
{one} two three four...fortyeight fortynine {fifty} fiftyone...ninetyeight ninetynine {onehundred} onehundredone...onehundredfortyeight onehundredfortynine {onehundredfifty} onehundredfiftyone...
}
do_test $T.7.1 {
execsql {
BEGIN;
DROP TABLE IF EXISTS ft;
CREATE VIRTUAL TABLE ft USING fts3(x);
}
set testresults [list]
for {set i 1} {$i < 150} {incr i} {
set commas [string repeat , $i]
execsql {INSERT INTO ft VALUES('one' || $commas || 'two')}
lappend testresults "{one}$commas{two}"
}
execsql COMMIT
} {}
eval [list do_snippet_test $T.7.2 {one two} -1 3] $testresults
##########################################################################
# Test the matchinfo function.
#
proc mit {blob} {
set scan(littleEndian) i*
set scan(bigEndian) I*
binary scan $blob $scan($::tcl_platform(byteOrder)) r
return $r
}
db func mit mit
proc do_matchinfo_test {name expr args} {
set res [list]
foreach a $args { lappend res [normalize $a] }
do_select_test $name {
SELECT mit(matchinfo(ft)) FROM ft WHERE ft MATCH $expr
} $res
}
do_test $T.8.1 {
set ten {one two three four five six seven eight nine ten}
execsql {
DROP TABLE IF EXISTS ft;
CREATE VIRTUAL TABLE ft USING fts3;
INSERT INTO ft VALUES($ten);
INSERT INTO ft VALUES($ten || ' ' || $ten);
}
} {}
do_matchinfo_test $T.8.2 "one" {1 1 1 3 2} {1 1 2 3 2}
do_matchinfo_test $T.8.3 "one NEAR/3 ten" {2 1 1 1 1 1 1 1}
do_matchinfo_test $T.8.4 "five NEAR/4 ten" \
{2 1 1 3 2 1 3 2} {2 1 2 3 2 2 3 2}
do_matchinfo_test $T.8.5 "six NEAR/3 ten NEAR/3 two" \
{3 1 1 1 1 1 1 1 1 1 1}
do_matchinfo_test $T.8.6 "five NEAR/4 ten NEAR/3 two" \
{3 1 2 2 1 1 1 1 1 1 1}
do_test $T.9.1 {
execsql {
DROP TABLE IF EXISTS ft;
CREATE VIRTUAL TABLE ft USING fts3(x, y);
}
foreach n {1 2 3} {
set v1 [lrange $numbers 0 [expr $n*100]]
set v2 [string trim [string repeat "$numbers " $n]]
set docid [expr $n * 1000000]
execsql { INSERT INTO ft(docid, x, y) VALUES($docid, $v1, $v2) }
}
} {}
do_matchinfo_test $T.9.2 {two*} \
{ 1 2 1 105 3 101 606 3} \
{ 1 2 3 105 3 202 606 3} \
{ 1 2 101 105 3 303 606 3}
do_matchinfo_test $T.9.4 {"one* two*"} \
{ 1 2 1 5 3 2 12 3} \
{ 1 2 2 5 3 4 12 3} \
{ 1 2 2 5 3 6 12 3}
do_matchinfo_test $T.9.5 {twohundredfifty} \
{ 1 2 0 1 1 1 6 3} \
{ 1 2 0 1 1 2 6 3} \
{ 1 2 1 1 1 3 6 3}
do_matchinfo_test $T.9.6 {"threehundred one"} \
{ 1 2 0 0 0 1 3 2} \
{ 1 2 0 0 0 2 3 2}
do_matchinfo_test $T.9.7 {one OR fivehundred} \
{ 2 2 1 3 3 1 6 3 0 0 0 0 0 0 } \
{ 2 2 1 3 3 2 6 3 0 0 0 0 0 0 } \
{ 2 2 1 3 3 3 6 3 0 0 0 0 0 0 }
do_matchinfo_test $T.9.8 {two OR "threehundred one"} \
{ 2 2 1 3 3 1 6 3 0 0 0 0 3 2 } \
{ 2 2 1 3 3 2 6 3 0 0 0 1 3 2 } \
{ 2 2 1 3 3 3 6 3 0 0 0 2 3 2 }
do_select_test $T.9.9 {
SELECT mit(matchinfo(ft)), mit(matchinfo(ft))
FROM ft WHERE ft MATCH 'two OR "threehundred one"'
} [normalize {
{2 2 1 3 3 1 6 3 0 0 0 0 3 2}
{2 2 1 3 3 1 6 3 0 0 0 0 3 2}
{2 2 1 3 3 2 6 3 0 0 0 1 3 2}
{2 2 1 3 3 2 6 3 0 0 0 1 3 2}
{2 2 1 3 3 3 6 3 0 0 0 2 3 2}
{2 2 1 3 3 3 6 3 0 0 0 2 3 2}
}]
# EVIDENCE-OF: R-40630-02268 If used within a SELECT that uses the
# "query by rowid" or "linear scan" strategies, then the snippet and
# offsets both return an empty string, and the matchinfo function
# returns a blob value zero bytes in size.
#
set r 1000000 ;# A rowid that exists in table ft
do_select_test $T.10.0 { SELECT rowid FROM ft WHERE rowid = $r } $r
do_select_test $T.10.1 {
SELECT length(offsets(ft)), typeof(offsets(ft)) FROM ft;
} {0 text 0 text 0 text}
do_select_test $T.10.2 {
SELECT length(offsets(ft)), typeof(offsets(ft)) FROM ft WHERE rowid = $r
} {0 text}
do_select_test $T.10.3 {
SELECT length(snippet(ft)), typeof(snippet(ft)) FROM ft;
} {0 text 0 text 0 text}
do_select_test $T.10.4 {
SELECT length(snippet(ft)), typeof(snippet(ft)) FROM ft WHERE rowid = $r;
} {0 text}
do_select_test $T.10.5 {
SELECT length(matchinfo(ft)), typeof(matchinfo(ft)) FROM ft;
} {0 blob 0 blob 0 blob}
do_select_test $T.10.6 {
SELECT length(matchinfo(ft)), typeof(matchinfo(ft)) FROM ft WHERE rowid = $r
} {0 blob}
}
#-------------------------------------------------------------------------
# Test an interaction between the snippet() function and OR clauses.
#
do_execsql_test 2.1 {
CREATE VIRTUAL TABLE t2 USING fts4;
INSERT INTO t2 VALUES('one two three four five');
INSERT INTO t2 VALUES('two three four five one');
INSERT INTO t2 VALUES('three four five one two');
INSERT INTO t2 VALUES('four five one two three');
INSERT INTO t2 VALUES('five one two three four');
}
do_execsql_test 2.2 {
SELECT snippet(t2, '[', ']') FROM t2 WHERE t2 MATCH 'one OR (four AND six)'
} {
{[one] two three [four] five}
{two three [four] five [one]}
{three [four] five [one] two}
{[four] five [one] two three}
{five [one] two three [four]}
}
do_execsql_test 2.3 {
SELECT snippet(t2, '[', ']') FROM t2
WHERE t2 MATCH 'one OR (four AND six)'
ORDER BY docid DESC
} {
{five [one] two three [four]}
{[four] five [one] two three}
{three [four] five [one] two}
{two three [four] five [one]}
{[one] two three [four] five}
}
do_execsql_test 2.4 {
INSERT INTO t2 VALUES('six');
}
do_execsql_test 2.5 {
SELECT snippet(t2, '[', ']') FROM t2 WHERE t2 MATCH 'one OR (four AND six)'
} {
{[one] two three [four] five}
{two three [four] five [one]}
{three [four] five [one] two}
{[four] five [one] two three}
{five [one] two three [four]}
}
do_execsql_test 2.6 {
SELECT snippet(t2, '[', ']') FROM t2
WHERE t2 MATCH 'one OR (four AND six)'
ORDER BY docid DESC
} {
{five [one] two three [four]}
{[four] five [one] two three}
{three [four] five [one] two}
{two three [four] five [one]}
{[one] two three [four] five}
}
#-------------------------------------------------------------------------
do_execsql_test 3 {
CREATE VIRTUAL TABLE t3 USING fts4;
INSERT INTO t3 VALUES('[one two three]');
}
do_execsql_test 3.1 {
SELECT snippet(t3) FROM t3 WHERE t3 MATCH 'one';
} {{[<b>one</b> two three]}}
do_execsql_test 3.2 {
SELECT snippet(t3) FROM t3 WHERE t3 MATCH 'two';
} {{[one <b>two</b> three]}}
do_execsql_test 3.3 {
SELECT snippet(t3) FROM t3 WHERE t3 MATCH 'three';
} {{[one two <b>three</b>]}}
do_execsql_test 3.4 {
SELECT snippet(t3) FROM t3 WHERE t3 MATCH 'one OR two OR three';
} {{[<b>one</b> <b>two</b> <b>three</b>]}}
#-------------------------------------------------------------------------
# Request a snippet 0 tokens in size. This is always an empty string.
do_execsql_test 4.1 {
CREATE VIRTUAL TABLE t4 USING fts4;
INSERT INTO t4 VALUES('a b c d');
SELECT snippet(t4, '[', ']', '...', 0, 0) FROM t4 WHERE t4 MATCH 'b';
} {{}}
do_test 4.2 {
set x35 [string trim [string repeat "x " 35]]
execsql "INSERT INTO t4 VALUES('$x35 E $x35 F $x35 G $x35');"
llength [db one {
SELECT snippet(t4, '', '', '', 0, 64) FROM t4 WHERE t4 MATCH 'E'
}]
} {64}
do_test 4.3 {
llength [db one {
SELECT snippet(t4, '', '', '', 0, 150) FROM t4 WHERE t4 MATCH 'E'
}]
} {64}
#-------------------------------------------------------------------------
# Request a snippet from a query with more than 64 phrases.
#
do_execsql_test 5.0 {
CREATE VIRTUAL TABLE t5 USING fts3(x);
INSERT INTO t5 VALUES('a1 a2 a3');
INSERT INTO t5 VALUES('a4 a5 a6');
INSERT INTO t5 VALUES('a70 a71 a72');
}
do_execsql_test 5.1 {
SELECT snippet(t5, '[', ']') FROM t5 WHERE t5 MATCH
'a1 OR a2 OR a3 OR a4 OR a5 OR a6 OR a7 OR a8 OR a9 OR a10 OR ' ||
'a11 OR a12 OR a13 OR a14 OR a15 OR a16 OR a17 OR a18 OR a19 OR a10 OR ' ||
'a21 OR a22 OR a23 OR a24 OR a25 OR a26 OR a27 OR a28 OR a29 OR a20 OR ' ||
'a31 OR a32 OR a33 OR a34 OR a35 OR a36 OR a37 OR a38 OR a39 OR a30 OR ' ||
'a41 OR a42 OR a43 OR a44 OR a45 OR a46 OR a47 OR a48 OR a49 OR a40 OR ' ||
'a51 OR a52 OR a53 OR a54 OR a55 OR a56 OR a57 OR a58 OR a59 OR a50 OR ' ||
'a61 OR a62 OR a63 OR a64 OR a65 OR a66 OR a67 OR a68 OR a69 OR a60 OR ' ||
'a71 OR a72 OR a73 OR a74 OR a75 OR a76 OR a77 OR a78 OR a79 OR a70'
} {
{[a1] [a2] [a3]}
{[a4] [a5] [a6]}
{[a70] [a71] [a72]}
}
do_execsql_test 5.2 {
SELECT snippet(t5, '[', ']', -1, 0) FROM t5 WHERE t5 MATCH 'a5'
} {{a4 [a5] a6}}
set sqlite_fts3_enable_parentheses 0
finish_test
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