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| 1 # 2013-09-30 |
| 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 # This file implements regression tests for "approximate_match" virtual |
| 12 # table that is in the "amatch.c" extension. |
| 13 # |
| 14 # |
| 15 |
| 16 set testdir [file dirname $argv0] |
| 17 source $testdir/tester.tcl |
| 18 |
| 19 # If SQLITE_ENABLE_FTS4 is defined, omit this file. |
| 20 ifcapable !fts3 { |
| 21 finish_test |
| 22 return |
| 23 } |
| 24 |
| 25 # Create the fts_kjv_genesis procedure which fills and FTS3/4 table with |
| 26 # the complete text of the Book of Genesis. |
| 27 # |
| 28 source $testdir/genesis.tcl |
| 29 |
| 30 |
| 31 |
| 32 do_test amatch1-1.0 { |
| 33 db eval { |
| 34 CREATE VIRTUAL TABLE t1 USING fts4(words); --, tokenize porter); |
| 35 } |
| 36 fts_kjv_genesis |
| 37 db eval { |
| 38 INSERT INTO t1(t1) VALUES('optimize'); |
| 39 CREATE VIRTUAL TABLE temp.t1aux USING fts4aux(main, t1); |
| 40 SELECT term FROM t1aux WHERE col=0 ORDER BY 1 LIMIT 5 |
| 41 } |
| 42 } {a abated abel abelmizraim abidah} |
| 43 do_test amatch1-1.1 { |
| 44 db eval { |
| 45 SELECT term FROM t1aux WHERE term>'b' AND col=0 ORDER BY 1 LIMIT 5 |
| 46 } |
| 47 } {baalhanan babel back backward bad} |
| 48 do_test amatch1-1.2 { |
| 49 db eval { |
| 50 SELECT term FROM t1aux WHERE term>'b' AND col=0 LIMIT 5 |
| 51 } |
| 52 } {baalhanan babel back backward bad} |
| 53 |
| 54 # Load the amatch extension |
| 55 load_static_extension db amatch |
| 56 |
| 57 do_execsql_test amatch1-2.0 { |
| 58 CREATE TABLE costs(iLang, cFrom, cTo, Cost); |
| 59 INSERT INTO costs VALUES(0, '', '?', 100); |
| 60 INSERT INTO costs VALUES(0, '?', '', 100); |
| 61 INSERT INTO costs VALUES(0, '?', '?', 150); |
| 62 CREATE TABLE vocab(w TEXT UNIQUE); |
| 63 INSERT OR IGNORE INTO vocab SELECT term FROM t1aux; |
| 64 CREATE VIRTUAL TABLE t2 USING approximate_match( |
| 65 vocabulary_table=t1aux, |
| 66 vocabulary_word=term, |
| 67 edit_distances=costs |
| 68 ); |
| 69 CREATE VIRTUAL TABLE t3 USING approximate_match( |
| 70 vocabulary_table=vocab, |
| 71 vocabulary_word=w, |
| 72 edit_distances=costs |
| 73 ); |
| 74 CREATE VIRTUAL TABLE t4 USING approximate_match( |
| 75 vocabulary_table=vtemp, |
| 76 vocabulary_word=w, |
| 77 edit_distances=costs |
| 78 ); |
| 79 } {} |
| 80 puts "Query against fts4aux: [time { |
| 81 do_execsql_test amatch1-2.1 { |
| 82 SELECT word, distance FROM t2 |
| 83 WHERE word MATCH 'josxph' AND distance<300; |
| 84 } {joseph 150}} 1]" |
| 85 puts "Query against ordinary table: [time { |
| 86 do_execsql_test amatch1-2.2 { |
| 87 SELECT word, distance FROM t3 |
| 88 WHERE word MATCH 'josxph' AND distance<300; |
| 89 } {joseph 150}} 1]" |
| 90 puts "Temp table initialized from fts4aux: [time { |
| 91 do_execsql_test amatch1-2.3a { |
| 92 CREATE TEMP TABLE vtemp(w TEXT UNIQUE); |
| 93 INSERT OR IGNORE INTO vtemp SELECT term FROM t1aux; |
| 94 } {}} 1]" |
| 95 puts "Query against temp table: [time { |
| 96 do_execsql_test amatch1-2.3b { |
| 97 SELECT word, distance FROM t4 |
| 98 WHERE word MATCH 'josxph' AND distance<300; |
| 99 } {joseph 150}} 1]" |
| 100 do_execsql_test amatch1-2.11 { |
| 101 SELECT word, distance FROM t2 |
| 102 WHERE word MATCH 'joxxph' AND distance<=300; |
| 103 } {joseph 300} |
| 104 do_execsql_test amatch1-2.12 { |
| 105 SELECT word, distance FROM t3 |
| 106 WHERE word MATCH 'joxxph' AND distance<=300; |
| 107 } {joseph 300} |
| 108 do_execsql_test amatch1-2.21 { |
| 109 SELECT word, distance FROM t2 |
| 110 WHERE word MATCH 'joxxph' AND distance<300; |
| 111 } {} |
| 112 do_execsql_test amatch1-2.22 { |
| 113 SELECT word, distance FROM t3 |
| 114 WHERE word MATCH 'joxxph' AND distance<300; |
| 115 } {} |
| 116 |
| 117 finish_test |
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