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1 # 2014 Jan 08 | |
2 # | |
3 # The author disclaims copyright to this source code. In place of | |
4 # a legal notice, here is a blessing: | |
5 # | |
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. | |
9 # | |
10 #*********************************************************************** | |
11 # | |
12 # Tests focused on the NEAR operator. | |
13 # | |
14 | |
15 source [file join [file dirname [info script]] fts5_common.tcl] | |
16 set testprefix fts5near | |
17 | |
18 # If SQLITE_ENABLE_FTS5 is defined, omit this file. | |
19 ifcapable !fts5 { | |
20 finish_test | |
21 return | |
22 } | |
23 | |
24 proc do_near_test {tn doc near res} { | |
25 uplevel [list do_execsql_test $tn " | |
26 DELETE FROM t1; | |
27 INSERT INTO t1 VALUES('$doc'); | |
28 SELECT count(*) FROM t1 WHERE t1 MATCH '$near'; | |
29 " $res] | |
30 } | |
31 | |
32 execsql { | |
33 CREATE VIRTUAL TABLE t1 USING fts5(x, tokenize = "ascii tokenchars '.'") | |
34 } | |
35 | |
36 do_near_test 1.1 ". . a . . . b . ." { NEAR(a b, 5) } 1 | |
37 do_near_test 1.2 ". . a . . . b . ." { NEAR(a b, 4) } 1 | |
38 do_near_test 1.3 ". . a . . . b . ." { NEAR(a b, 3) } 1 | |
39 do_near_test 1.4 ". . a . . . b . ." { NEAR(a b, 2) } 0 | |
40 | |
41 do_near_test 1.5 ". . a . . . b . ." { NEAR(b a, 5) } 1 | |
42 do_near_test 1.6 ". . a . . . b . ." { NEAR(b a, 4) } 1 | |
43 do_near_test 1.7 ". . a . . . b . ." { NEAR(b a, 3) } 1 | |
44 do_near_test 1.8 ". . a . . . b . ." { NEAR(b a, 2) } 0 | |
45 | |
46 do_near_test 1.9 ". a b . . . c . ." { NEAR("a b" c, 3) } 1 | |
47 do_near_test 1.10 ". a b . . . c . ." { NEAR("a b" c, 2) } 0 | |
48 do_near_test 1.11 ". a b . . . c . ." { NEAR(c "a b", 3) } 1 | |
49 do_near_test 1.12 ". a b . . . c . ." { NEAR(c "a b", 2) } 0 | |
50 | |
51 do_near_test 1.13 ". a b . . . c d ." { NEAR(a+b c+d, 3) } 1 | |
52 do_near_test 1.14 ". a b . . . c d ." { NEAR(a+b c+d, 2) } 0 | |
53 do_near_test 1.15 ". a b . . . c d ." { NEAR(c+d a+b, 3) } 1 | |
54 do_near_test 1.16 ". a b . . . c d ." { NEAR(c+d a+b, 2) } 0 | |
55 | |
56 do_near_test 1.17 ". a b . . . c d ." { NEAR(a b c d, 5) } 1 | |
57 do_near_test 1.18 ". a b . . . c d ." { NEAR(a b c d, 4) } 0 | |
58 do_near_test 1.19 ". a b . . . c d ." { NEAR(a+b c d, 4) } 1 | |
59 | |
60 do_near_test 1.20 "a b c d e f g h i" { NEAR(b+c a+b+c+d i, 5) } 1 | |
61 do_near_test 1.21 "a b c d e f g h i" { NEAR(b+c a+b+c+d i, 4) } 0 | |
62 | |
63 do_near_test 1.22 "a b c d e f g h i" { NEAR(a+b+c+d i b+c, 5) } 1 | |
64 do_near_test 1.23 "a b c d e f g h i" { NEAR(a+b+c+d i b+c, 4) } 0 | |
65 | |
66 do_near_test 1.24 "a b c d e f g h i" { NEAR(i a+b+c+d b+c, 5) } 1 | |
67 do_near_test 1.25 "a b c d e f g h i" { NEAR(i a+b+c+d b+c, 4) } 0 | |
68 | |
69 | |
70 finish_test | |
71 | |
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