155 lines
4.0 KiB
Plaintext
155 lines
4.0 KiB
Plaintext
# 2014 Dec 20
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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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# This file focuses on testing queries that use the "rank" column.
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#
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source [file join [file dirname [info script]] fts5_common.tcl]
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set testprefix fts5rank
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# If SQLITE_ENABLE_FTS5 is defined, omit this file.
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ifcapable !fts5 {
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finish_test
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return
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}
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#-------------------------------------------------------------------------
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# "ORDER BY rank" + highlight() + large poslists.
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#
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do_execsql_test 1.0 {
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CREATE VIRTUAL TABLE xyz USING fts5(z);
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}
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do_test 1.1 {
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set doc [string trim [string repeat "x y " 500]]
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execsql { INSERT INTO xyz VALUES($doc) }
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} {}
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do_execsql_test 1.2 {
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SELECT highlight(xyz, 0, '[', ']') FROM xyz WHERE xyz MATCH 'x' ORDER BY rank
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} [list [string map {x [x]} $doc]]
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do_execsql_test 1.3 {
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SELECT highlight(xyz, 0, '[', ']') FROM xyz
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WHERE xyz MATCH 'x AND y' ORDER BY rank
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} [list [string map {x [x] y [y]} $doc]]
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#-------------------------------------------------------------------------
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# Check that the 'rank' option really is persistent.
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#
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do_execsql_test 2.0 {
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CREATE VIRTUAL TABLE tt USING fts5(a);
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INSERT INTO tt VALUES('a x x x x');
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INSERT INTO tt VALUES('x x a a a');
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INSERT INTO tt VALUES('x a a x x');
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}
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proc firstinst {cmd} {
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foreach {p c o} [$cmd xInst 0] {}
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return $o
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}
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sqlite3_fts5_create_function db firstinst firstinst
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do_execsql_test 2.1 {
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SELECT rowid FROM tt('a') ORDER BY rank;
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} {2 3 1}
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do_execsql_test 2.2 {
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SELECT rowid FROM tt('a', 'firstinst()') ORDER BY rank;
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} {1 3 2}
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do_execsql_test 2.3 {
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INSERT INTO tt(tt, rank) VALUES('rank', 'firstinst()');
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SELECT rowid FROM tt('a') ORDER BY rank;
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} {1 3 2}
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do_test 2.4 {
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sqlite3 db2 test.db
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catchsql { SELECT rowid FROM tt('a') ORDER BY rank; } db2
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} {1 {no such function: firstinst}}
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do_test 2.5 {
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db2 close
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sqlite3 db2 test.db
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sqlite3_fts5_create_function db2 firstinst firstinst
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execsql { SELECT rowid FROM tt('a') ORDER BY rank; } db2
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} {1 3 2}
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do_test 2.6 {
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execsql { SELECT rowid FROM tt('a') ORDER BY rank; } db2
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} {1 3 2}
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do_test 2.7 {
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execsql { SELECT rowid FROM tt('a') ORDER BY rank; } db
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} {1 3 2}
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#--------------------------------------------------------------------------
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# At one point there was a problem with queries such as:
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#
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# ... MATCH 'x OR y' ORDER BY rank;
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#
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# if there were zero occurrences of token 'y' in the dataset. The
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# following tests verify that that problem has been addressed.
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#
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foreach_detail_mode $::testprefix {
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do_execsql_test 3.1.0 {
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CREATE VIRTUAL TABLE y1 USING fts5(z, detail=%DETAIL%);
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INSERT INTO y1 VALUES('test xyz');
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INSERT INTO y1 VALUES('test test xyz test');
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INSERT INTO y1 VALUES('test test xyz');
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}
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do_execsql_test 3.1.1 {
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SELECT rowid FROM y1('test OR tset');
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} {1 2 3}
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do_execsql_test 3.1.2 {
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SELECT rowid FROM y1('test OR tset') ORDER BY bm25(y1)
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} {2 3 1}
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do_execsql_test 3.1.3 {
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SELECT rowid FROM y1('test OR tset') ORDER BY +rank
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} {2 3 1}
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do_execsql_test 3.1.4 {
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SELECT rowid FROM y1('test OR tset') ORDER BY rank
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} {2 3 1}
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do_execsql_test 3.1.5 {
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SELECT rowid FROM y1('test OR xyz') ORDER BY rank
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} {3 2 1}
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do_execsql_test 3.2.1 {
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CREATE VIRTUAL TABLE z1 USING fts5(a, detail=%DETAIL%);
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INSERT INTO z1 VALUES('wrinkle in time');
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SELECT * FROM z1 WHERE z1 MATCH 'wrinkle in time OR a wrinkle in time';
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} {{wrinkle in time}}
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}
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do_execsql_test 4.1 {
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DROP TABLE IF EXISTS VTest;
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CREATE virtual TABLE VTest USING FTS5(
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Title, AUthor, tokenize ='porter unicode61 remove_diacritics 1',
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columnsize='1', detail=full
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);
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INSERT INTO VTest (Title, Author) VALUES ('wrinkle in time', 'Bill Smith');
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SELECT * FROM VTest WHERE
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VTest MATCH 'wrinkle in time OR a wrinkle in time' ORDER BY rank;
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} {{wrinkle in time} {Bill Smith}}
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finish_test
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