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| 1 # 2006 October 31 |
| 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 SQLite library. The focus |
| 12 # here is testing correct handling of very long terms. |
| 13 # |
| 14 |
| 15 set testdir [file dirname $argv0] |
| 16 source $testdir/tester.tcl |
| 17 |
| 18 # If SQLITE_ENABLE_FTS3 is not defined, omit this file. |
| 19 ifcapable !fts3 { |
| 20 finish_test |
| 21 return |
| 22 } |
| 23 |
| 24 # Generate a document of bigterms based on characters from the list |
| 25 # chars. |
| 26 proc bigtermdoc {chars len} { |
| 27 set doc "" |
| 28 foreach char $chars { |
| 29 append doc " " [string repeat $char $len] |
| 30 } |
| 31 return $doc |
| 32 } |
| 33 |
| 34 set len 5000 |
| 35 set doc1 [bigtermdoc {a b c d} $len] |
| 36 set doc2 [bigtermdoc {b d e f} $len] |
| 37 set doc3 [bigtermdoc {a c e} $len] |
| 38 |
| 39 set aterm [string repeat a $len] |
| 40 set bterm [string repeat b $len] |
| 41 set xterm [string repeat x $len] |
| 42 |
| 43 db eval { |
| 44 CREATE VIRTUAL TABLE t1 USING fts3(content); |
| 45 INSERT INTO t1 (rowid, content) VALUES(1, $doc1); |
| 46 INSERT INTO t1 (rowid, content) VALUES(2, $doc2); |
| 47 INSERT INTO t1 (rowid, content) VALUES(3, $doc3); |
| 48 } |
| 49 |
| 50 # No hits at all. Returns empty doclists from termSelect(). |
| 51 do_test fts3ah-1.1 { |
| 52 execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'something'} |
| 53 } {} |
| 54 |
| 55 do_test fts3ah-1.2 { |
| 56 execsql {SELECT rowid FROM t1 WHERE t1 MATCH $aterm} |
| 57 } {1 3} |
| 58 |
| 59 do_test fts3ah-1.3 { |
| 60 execsql {SELECT rowid FROM t1 WHERE t1 MATCH $xterm} |
| 61 } {} |
| 62 |
| 63 do_test fts3ah-1.4 { |
| 64 execsql "SELECT rowid FROM t1 WHERE t1 MATCH '$aterm -$xterm'" |
| 65 } {1 3} |
| 66 |
| 67 do_test fts3ah-1.5 { |
| 68 execsql "SELECT rowid FROM t1 WHERE t1 MATCH '\"$aterm $bterm\"'" |
| 69 } {1} |
| 70 |
| 71 finish_test |
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