3 # The author disclaims copyright to this source code. In place of
4 # a legal notice, here is a blessing:
6 # May you do good and not evil.
7 # May you find forgiveness for yourself and forgive others.
8 # May you share freely, never taking more than you give.
10 #*************************************************************************
11 # This file implements regression tests for SQLite library. The
12 # focus of this script is testing the FTS3 module.
15 set testdir [file dirname $argv0]
16 source $testdir/tester.tcl
17 set testprefix fts3expr5
19 # If SQLITE_ENABLE_FTS3 is defined, omit this file.
25 proc test_fts3expr {expr} {
26 db one {SELECT fts3_exprtest('simple', $expr, 'a', 'b', 'c')}
29 #-------------------------------------------------------------------------
30 # Various forms of empty phrase expressions.
33 CREATE VIRTUAL TABLE t0 USING fts3(x);
34 SELECT rowid FROM t0 WHERE x MATCH '';
37 SELECT rowid FROM t0 WHERE x MATCH '""';
40 SELECT rowid FROM t0 WHERE x MATCH '"" ""';
43 SELECT rowid FROM t0 WHERE x MATCH '"" OR ""';
46 SELECT rowid FROM t0 WHERE x MATCH '"" NOT ""';
49 SELECT rowid FROM t0 WHERE x MATCH '""""';
52 #-------------------------------------------------------------------------
53 # Various forms of empty phrase expressions.
55 set sqlite_fts3_enable_parentheses 1
57 test_fts3expr {(a:123)(b:234)()(c:456)}
58 } {AND {AND {PHRASE 0 0 123} {PHRASE 1 0 234}} {PHRASE 2 0 456}}
60 test_fts3expr {(a:123)(b:234)(c:456)}
61 } {AND {AND {PHRASE 0 0 123} {PHRASE 1 0 234}} {PHRASE 2 0 456}}
63 list [catch { test_fts3expr {"123" AND ( )} } msg] $msg
64 } {1 {Error parsing expression}}