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463 lines
17 KiB
Text
463 lines
17 KiB
Text
# 2010 January 07
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#*************************************************************************
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#
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# The tests in this file test the FTS3 auxillary functions offsets(),
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# snippet() and matchinfo() work. At time of writing, running this file
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# provides full coverage of fts3_snippet.c.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# If SQLITE_ENABLE_FTS3 is not defined, omit this file.
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ifcapable !fts3 { finish_test ; return }
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source $testdir/fts3_common.tcl
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set sqlite_fts3_enable_parentheses 1
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set DO_MALLOC_TEST 0
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# Transform the list $L to its "normal" form. So that it can be compared to
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# another list with the same set of elements using [string compare].
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#
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proc normalize {L} {
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set ret [list]
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foreach l $L {lappend ret $l}
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return $ret
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}
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proc do_offsets_test {name expr args} {
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set result [list]
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foreach a $args {
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lappend result [normalize $a]
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}
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do_select_test $name {
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SELECT offsets(ft) FROM ft WHERE ft MATCH $expr
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} $result
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}
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# Document text used by a few tests. Contains the English names of all
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# integers between 1 and 300.
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#
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set numbers [normalize {
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one two three four five six seven eight nine ten eleven twelve thirteen
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fourteen fifteen sixteen seventeen eighteen nineteen twenty twentyone
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twentytwo twentythree twentyfour twentyfive twentysix twentyseven
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twentyeight twentynine thirty thirtyone thirtytwo thirtythree thirtyfour
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thirtyfive thirtysix thirtyseven thirtyeight thirtynine forty fortyone
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fortytwo fortythree fortyfour fortyfive fortysix fortyseven fortyeight
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fortynine fifty fiftyone fiftytwo fiftythree fiftyfour fiftyfive fiftysix
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fiftyseven fiftyeight fiftynine sixty sixtyone sixtytwo sixtythree sixtyfour
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sixtyfive sixtysix sixtyseven sixtyeight sixtynine seventy seventyone
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seventytwo seventythree seventyfour seventyfive seventysix seventyseven
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seventyeight seventynine eighty eightyone eightytwo eightythree eightyfour
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eightyfive eightysix eightyseven eightyeight eightynine ninety ninetyone
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ninetytwo ninetythree ninetyfour ninetyfive ninetysix ninetyseven
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ninetyeight ninetynine onehundred onehundredone onehundredtwo
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onehundredthree onehundredfour onehundredfive onehundredsix onehundredseven
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onehundredeight onehundrednine onehundredten onehundredeleven
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onehundredtwelve onehundredthirteen onehundredfourteen onehundredfifteen
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onehundredsixteen onehundredseventeen onehundredeighteen onehundrednineteen
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onehundredtwenty onehundredtwentyone onehundredtwentytwo
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onehundredtwentythree onehundredtwentyfour onehundredtwentyfive
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onehundredtwentysix onehundredtwentyseven onehundredtwentyeight
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onehundredtwentynine onehundredthirty onehundredthirtyone
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onehundredthirtytwo onehundredthirtythree onehundredthirtyfour
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onehundredthirtyfive onehundredthirtysix onehundredthirtyseven
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onehundredthirtyeight onehundredthirtynine onehundredforty
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onehundredfortyone onehundredfortytwo onehundredfortythree
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onehundredfortyfour onehundredfortyfive onehundredfortysix
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onehundredfortyseven onehundredfortyeight onehundredfortynine
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onehundredfifty onehundredfiftyone onehundredfiftytwo onehundredfiftythree
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onehundredfiftyfour onehundredfiftyfive onehundredfiftysix
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onehundredfiftyseven onehundredfiftyeight onehundredfiftynine
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onehundredsixty onehundredsixtyone onehundredsixtytwo onehundredsixtythree
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onehundredsixtyfour onehundredsixtyfive onehundredsixtysix
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onehundredsixtyseven onehundredsixtyeight onehundredsixtynine
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onehundredseventy onehundredseventyone onehundredseventytwo
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onehundredseventythree onehundredseventyfour onehundredseventyfive
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onehundredseventysix onehundredseventyseven onehundredseventyeight
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onehundredseventynine onehundredeighty onehundredeightyone
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onehundredeightytwo onehundredeightythree onehundredeightyfour
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onehundredeightyfive onehundredeightysix onehundredeightyseven
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onehundredeightyeight onehundredeightynine onehundredninety
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onehundredninetyone onehundredninetytwo onehundredninetythree
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onehundredninetyfour onehundredninetyfive onehundredninetysix
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onehundredninetyseven onehundredninetyeight onehundredninetynine twohundred
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twohundredone twohundredtwo twohundredthree twohundredfour twohundredfive
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twohundredsix twohundredseven twohundredeight twohundrednine twohundredten
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twohundredeleven twohundredtwelve twohundredthirteen twohundredfourteen
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twohundredfifteen twohundredsixteen twohundredseventeen twohundredeighteen
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twohundrednineteen twohundredtwenty twohundredtwentyone twohundredtwentytwo
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twohundredtwentythree twohundredtwentyfour twohundredtwentyfive
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twohundredtwentysix twohundredtwentyseven twohundredtwentyeight
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twohundredtwentynine twohundredthirty twohundredthirtyone
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twohundredthirtytwo twohundredthirtythree twohundredthirtyfour
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twohundredthirtyfive twohundredthirtysix twohundredthirtyseven
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twohundredthirtyeight twohundredthirtynine twohundredforty
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twohundredfortyone twohundredfortytwo twohundredfortythree
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twohundredfortyfour twohundredfortyfive twohundredfortysix
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twohundredfortyseven twohundredfortyeight twohundredfortynine
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twohundredfifty twohundredfiftyone twohundredfiftytwo twohundredfiftythree
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twohundredfiftyfour twohundredfiftyfive twohundredfiftysix
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twohundredfiftyseven twohundredfiftyeight twohundredfiftynine
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twohundredsixty twohundredsixtyone twohundredsixtytwo twohundredsixtythree
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twohundredsixtyfour twohundredsixtyfive twohundredsixtysix
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twohundredsixtyseven twohundredsixtyeight twohundredsixtynine
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twohundredseventy twohundredseventyone twohundredseventytwo
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twohundredseventythree twohundredseventyfour twohundredseventyfive
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twohundredseventysix twohundredseventyseven twohundredseventyeight
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twohundredseventynine twohundredeighty twohundredeightyone
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twohundredeightytwo twohundredeightythree twohundredeightyfour
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twohundredeightyfive twohundredeightysix twohundredeightyseven
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twohundredeightyeight twohundredeightynine twohundredninety
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twohundredninetyone twohundredninetytwo twohundredninetythree
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twohundredninetyfour twohundredninetyfive twohundredninetysix
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twohundredninetyseven twohundredninetyeight twohundredninetynine
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threehundred
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}]
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foreach {DO_MALLOC_TEST enc} {
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0 utf8
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1 utf8
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1 utf16
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} {
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db close
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file delete -force test.db
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sqlite3 db test.db
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sqlite3_db_config_lookaside db 0 0 0
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db eval "PRAGMA encoding = \"$enc\""
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# Set variable $T to the test name prefix for this iteration of the loop.
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#
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set T "fts3snippet-$enc"
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##########################################################################
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# Test the offset function.
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#
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do_test $T.1.1 {
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execsql {
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CREATE VIRTUAL TABLE ft USING fts3;
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INSERT INTO ft VALUES('xxx xxx xxx xxx');
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}
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} {}
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do_offsets_test $T.1.2 {xxx} {0 0 0 3 0 0 4 3 0 0 8 3 0 0 12 3}
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do_offsets_test $T.1.3 {"xxx xxx"} {
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0 0 0 3 0 0 4 3 0 1 4 3 0 0 8 3
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0 1 8 3 0 1 12 3
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}
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do_offsets_test $T.1.4 {"xxx xxx" xxx} {
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0 0 0 3 0 2 0 3 0 0 4 3 0 1 4 3
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0 2 4 3 0 0 8 3 0 1 8 3 0 2 8 3
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0 1 12 3 0 2 12 3
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}
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do_offsets_test $T.1.5 {xxx "xxx xxx"} {
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0 0 0 3 0 1 0 3 0 0 4 3 0 1 4 3
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0 2 4 3 0 0 8 3 0 1 8 3 0 2 8 3
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0 0 12 3 0 2 12 3
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}
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do_test $T.2.1 {
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set v1 [lrange $numbers 0 99]
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execsql {
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DROP TABLE IF EXISTS ft;
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CREATE VIRTUAL TABLE ft USING fts3(a, b);
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INSERT INTO ft VALUES($v1, $numbers);
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INSERT INTO ft VALUES($v1, NULL);
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}
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} {}
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set off [string first "twohundred " $numbers]
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do_offsets_test $T.2.1 {twohundred} [list 1 0 $off 10]
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set off [string first "onehundred " $numbers]
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do_offsets_test $T.2.2 {onehundred} \
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[list 0 0 $off 10 1 0 $off 10] [list 0 0 $off 10]
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# Test a corruption case:
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execsql { UPDATE ft_content SET c1b = 'hello world' WHERE c1b = $numbers }
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do_error_test $T.2.3 {
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SELECT offsets(ft) FROM ft WHERE ft MATCH 'onehundred'
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} {database disk image is malformed}
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##########################################################################
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# Test the snippet function.
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#
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proc do_snippet_test {name expr iCol nTok args} {
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set res [list]
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foreach a $args { lappend res [string trim $a] }
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do_select_test $name {
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SELECT snippet(ft,'{','}','...',$iCol,$nTok) FROM ft WHERE ft MATCH $expr
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} $res
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}
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do_test $T.3.1 {
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execsql {
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DROP TABLE IF EXISTS ft;
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CREATE VIRTUAL TABLE ft USING fts3;
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INSERT INTO ft VALUES('one two three four five six seven eight nine ten');
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}
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} {}
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do_snippet_test $T.3.2 one 0 5 "{one} two three four five..."
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do_snippet_test $T.3.3 two 0 5 "one {two} three four five..."
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do_snippet_test $T.3.4 three 0 5 "one two {three} four five..."
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do_snippet_test $T.3.5 four 0 5 "...two three {four} five six..."
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do_snippet_test $T.3.6 five 0 5 "...three four {five} six seven..."
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do_snippet_test $T.3.7 six 0 5 "...four five {six} seven eight..."
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do_snippet_test $T.3.8 seven 0 5 "...five six {seven} eight nine..."
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do_snippet_test $T.3.9 eight 0 5 "...six seven {eight} nine ten"
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do_snippet_test $T.3.10 nine 0 5 "...six seven eight {nine} ten"
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do_snippet_test $T.3.11 ten 0 5 "...six seven eight nine {ten}"
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do_test $T.4.1 {
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execsql {
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INSERT INTO ft VALUES(
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'one two three four five '
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|| 'six seven eight nine ten '
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|| 'eleven twelve thirteen fourteen fifteen '
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|| 'sixteen seventeen eighteen nineteen twenty '
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|| 'one two three four five '
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|| 'six seven eight nine ten '
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|| 'eleven twelve thirteen fourteen fifteen '
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|| 'sixteen seventeen eighteen nineteen twenty'
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);
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}
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} {}
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do_snippet_test $T.4.2 {one nine} 0 5 {
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{one} two three...eight {nine} ten
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} {
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{one} two three...eight {nine} ten...
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}
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do_snippet_test $T.4.3 {one nine} 0 -5 {
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{one} two three four five...six seven eight {nine} ten
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} {
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{one} two three four five...seven eight {nine} ten eleven...
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}
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do_snippet_test $T.4.3 {one nineteen} 0 -5 {
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...eighteen {nineteen} twenty {one} two...
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}
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do_snippet_test $T.4.4 {two nineteen} 0 -5 {
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...eighteen {nineteen} twenty one {two}...
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}
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do_snippet_test $T.4.5 {three nineteen} 0 -5 {
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...{nineteen} twenty one two {three}...
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}
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do_snippet_test $T.4.6 {four nineteen} 0 -5 {
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...two three {four} five six...seventeen eighteen {nineteen} twenty one...
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}
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do_snippet_test $T.4.7 {four NEAR nineteen} 0 -5 {
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...seventeen eighteen {nineteen} twenty one...two three {four} five six...
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}
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do_snippet_test $T.4.8 {four nineteen} 0 5 {
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...three {four} five...eighteen {nineteen} twenty...
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}
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do_snippet_test $T.4.9 {four NEAR nineteen} 0 5 {
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...eighteen {nineteen} twenty...three {four} five...
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}
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do_snippet_test $T.4.10 {four NEAR nineteen} 0 -5 {
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...seventeen eighteen {nineteen} twenty one...two three {four} five six...
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}
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do_snippet_test $T.4.11 {four NOT (nineteen twentyone)} 0 5 {
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...two three {four} five six...
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} {
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...two three {four} five six...
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}
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do_snippet_test $T.4.12 {four OR nineteen NEAR twentyone} 0 5 {
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...two three {four} five six...
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} {
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...two three {four} five six...
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}
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do_test $T.5.1 {
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execsql {
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DROP TABLE IF EXISTS ft;
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CREATE VIRTUAL TABLE ft USING fts3(a, b, c);
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INSERT INTO ft VALUES(
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'one two three four five',
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'four five six seven eight',
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'seven eight nine ten eleven'
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);
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}
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} {}
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do_snippet_test $T.5.2 {five} -1 3 {...three four {five}}
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do_snippet_test $T.5.3 {five} 0 3 {...three four {five}}
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do_snippet_test $T.5.4 {five} 1 3 {four {five} six...}
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do_snippet_test $T.5.5 {five} 2 3 {seven eight nine...}
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do_test $T.5.6 {
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execsql { UPDATE ft SET b = NULL }
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} {}
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do_snippet_test $T.5.7 {five} -1 3 {...three four {five}}
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do_snippet_test $T.5.8 {five} 0 3 {...three four {five}}
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do_snippet_test $T.5.9 {five} 1 3 {}
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do_snippet_test $T.5.10 {five} 2 3 {seven eight nine...}
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do_snippet_test $T.5.11 {one "seven eight nine"} -1 -3 {
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{one} two three...{seven} {eight} {nine}...
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}
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do_test $T.6.1 {
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execsql {
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DROP TABLE IF EXISTS ft;
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CREATE VIRTUAL TABLE ft USING fts3(x);
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INSERT INTO ft VALUES($numbers);
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}
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} {}
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do_snippet_test $T.6.2 {
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one fifty onehundred onehundredfifty twohundredfifty threehundred
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} -1 4 {
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{one}...{fifty}...{onehundred}...{onehundredfifty}...
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}
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do_snippet_test $T.6.3 {
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one fifty onehundred onehundredfifty twohundredfifty threehundred
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} -1 -4 {
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{one} two three four...fortyeight fortynine {fifty} fiftyone...ninetyeight ninetynine {onehundred} onehundredone...onehundredfortyeight onehundredfortynine {onehundredfifty} onehundredfiftyone...
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}
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do_test $T.7.1 {
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execsql {
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BEGIN;
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DROP TABLE IF EXISTS ft;
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CREATE VIRTUAL TABLE ft USING fts3(x);
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}
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set testresults [list]
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for {set i 1} {$i < 150} {incr i} {
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set commas [string repeat , $i]
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execsql {INSERT INTO ft VALUES('one' || $commas || 'two')}
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lappend testresults "{one}$commas{two}"
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}
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execsql COMMIT
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} {}
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eval [list do_snippet_test $T.7.2 {one two} -1 3] $testresults
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##########################################################################
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# Test the matchinfo function.
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#
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proc mit {blob} {
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set scan(littleEndian) i*
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set scan(bigEndian) I*
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binary scan $blob $scan($::tcl_platform(byteOrder)) r
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return $r
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}
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db func mit mit
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proc do_matchinfo_test {name expr args} {
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set res [list]
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foreach a $args { lappend res [normalize $a] }
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do_select_test $name {
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SELECT mit(matchinfo(ft)) FROM ft WHERE ft MATCH $expr
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} $res
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}
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do_test $T.8.1 {
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set ten {one two three four five six seven eight nine ten}
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execsql {
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DROP TABLE IF EXISTS ft;
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CREATE VIRTUAL TABLE ft USING fts3;
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INSERT INTO ft VALUES($ten);
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INSERT INTO ft VALUES($ten || ' ' || $ten);
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}
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} {}
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do_matchinfo_test $T.8.2 "one" {1 1 1 3 2} {1 1 2 3 2}
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do_matchinfo_test $T.8.3 "one NEAR/3 ten" {2 1 1 1 1 1 1 1}
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do_matchinfo_test $T.8.4 "five NEAR/4 ten" \
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{2 1 1 3 2 1 3 2} {2 1 2 3 2 2 3 2}
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do_matchinfo_test $T.8.5 "six NEAR/3 ten NEAR/3 two" \
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{3 1 1 1 1 1 1 1 1 1 1}
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do_matchinfo_test $T.8.6 "five NEAR/4 ten NEAR/3 two" \
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{3 1 2 2 1 1 1 1 1 1 1}
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do_test $T.9.1 {
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execsql {
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DROP TABLE IF EXISTS ft;
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CREATE VIRTUAL TABLE ft USING fts3(x, y);
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}
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foreach n {1 2 3} {
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set v1 [lrange $numbers 0 [expr $n*100]]
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set v2 [string trim [string repeat "$numbers " $n]]
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set docid [expr $n * 1000000]
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execsql { INSERT INTO ft(docid, x, y) VALUES($docid, $v1, $v2) }
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}
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} {}
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do_matchinfo_test $T.9.2 {two*} \
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{ 1 2 1 105 3 101 606 3} \
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{ 1 2 3 105 3 202 606 3} \
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{ 1 2 101 105 3 303 606 3}
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do_matchinfo_test $T.9.4 {"one* two*"} \
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{ 1 2 1 5 3 2 12 3} \
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{ 1 2 2 5 3 4 12 3} \
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{ 1 2 2 5 3 6 12 3}
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do_matchinfo_test $T.9.5 {twohundredfifty} \
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{ 1 2 0 1 1 1 6 3} \
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{ 1 2 0 1 1 2 6 3} \
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{ 1 2 1 1 1 3 6 3}
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do_matchinfo_test $T.9.6 {"threehundred one"} \
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{ 1 2 0 0 0 1 3 2} \
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{ 1 2 0 0 0 2 3 2}
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do_matchinfo_test $T.9.7 {one OR fivehundred} \
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{ 2 2 1 3 3 1 6 3 0 0 0 0 0 0 } \
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{ 2 2 1 3 3 2 6 3 0 0 0 0 0 0 } \
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{ 2 2 1 3 3 3 6 3 0 0 0 0 0 0 }
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do_matchinfo_test $T.9.8 {two OR "threehundred one"} \
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{ 2 2 1 3 3 1 6 3 0 0 0 0 3 2 } \
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{ 2 2 1 3 3 2 6 3 0 0 0 1 3 2 } \
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{ 2 2 1 3 3 3 6 3 0 0 0 2 3 2 }
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do_select_test $T.9.9 {
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SELECT mit(matchinfo(ft)), mit(matchinfo(ft))
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FROM ft WHERE ft MATCH 'two OR "threehundred one"'
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} [normalize {
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{2 2 1 3 3 1 6 3 0 0 0 0 3 2}
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{2 2 1 3 3 1 6 3 0 0 0 0 3 2}
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{2 2 1 3 3 2 6 3 0 0 0 1 3 2}
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{2 2 1 3 3 2 6 3 0 0 0 1 3 2}
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{2 2 1 3 3 3 6 3 0 0 0 2 3 2}
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{2 2 1 3 3 3 6 3 0 0 0 2 3 2}
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}]
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# EVIDENCE-OF: R-40630-02268 If used within a SELECT that uses the
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# "query by rowid" or "linear scan" strategies, then the snippet and
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# offsets both return an empty string, and the matchinfo function
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|
# returns a blob value zero bytes in size.
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#
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set r 1000000 ;# A rowid that exists in table ft
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do_select_test $T.10.0 { SELECT rowid FROM ft WHERE rowid = $r } $r
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do_select_test $T.10.1 {
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SELECT length(offsets(ft)), typeof(offsets(ft)) FROM ft;
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} {0 text 0 text 0 text}
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do_select_test $T.10.2 {
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SELECT length(offsets(ft)), typeof(offsets(ft)) FROM ft WHERE rowid = $r
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} {0 text}
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do_select_test $T.10.3 {
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SELECT length(snippet(ft)), typeof(snippet(ft)) FROM ft;
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} {0 text 0 text 0 text}
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do_select_test $T.10.4 {
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SELECT length(snippet(ft)), typeof(snippet(ft)) FROM ft WHERE rowid = $r;
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} {0 text}
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do_select_test $T.10.5 {
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SELECT length(matchinfo(ft)), typeof(matchinfo(ft)) FROM ft;
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} {0 blob 0 blob 0 blob}
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do_select_test $T.10.6 {
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SELECT length(matchinfo(ft)), typeof(matchinfo(ft)) FROM ft WHERE rowid = $r
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} {0 blob}
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}
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set sqlite_fts3_enable_parentheses 0
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finish_test
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