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| 1 # 2006 October 31 (scaaarey) |
| 2 # |
| 3 # The author disclaims copyright to this source code. |
| 4 # |
| 5 #************************************************************************* |
| 6 # This file implements regression tests for SQLite library. The focus |
| 7 # here is testing correct handling of excessively long terms. |
| 8 # |
| 9 # $Id: fts2h.test,v 1.1 2006/11/29 21:03:01 shess Exp $ |
| 10 # |
| 11 |
| 12 set testdir [file dirname $argv0] |
| 13 source $testdir/tester.tcl |
| 14 |
| 15 # If SQLITE_ENABLE_FTS2 is defined, omit this file. |
| 16 ifcapable !fts2 { |
| 17 finish_test |
| 18 return |
| 19 } |
| 20 |
| 21 # Generate a term of len copies of char. |
| 22 proc bigterm {char len} { |
| 23 for {set term ""} {$len>0} {incr len -1} { |
| 24 append term $char |
| 25 } |
| 26 return $term |
| 27 } |
| 28 |
| 29 # Generate a document of bigterms based on characters from the list |
| 30 # chars. |
| 31 proc bigtermdoc {chars len} { |
| 32 set doc "" |
| 33 foreach char $chars { |
| 34 append doc " " [bigterm $char $len] |
| 35 } |
| 36 return $doc |
| 37 } |
| 38 |
| 39 set len 5000 |
| 40 set doc1 [bigtermdoc {a b c d} $len] |
| 41 set doc2 [bigtermdoc {b d e f} $len] |
| 42 set doc3 [bigtermdoc {a c e} $len] |
| 43 |
| 44 set aterm [bigterm a $len] |
| 45 set bterm [bigterm b $len] |
| 46 set xterm [bigterm x $len] |
| 47 |
| 48 db eval { |
| 49 CREATE VIRTUAL TABLE t1 USING fts2(content); |
| 50 INSERT INTO t1 (rowid, content) VALUES(1, $doc1); |
| 51 INSERT INTO t1 (rowid, content) VALUES(2, $doc2); |
| 52 INSERT INTO t1 (rowid, content) VALUES(3, $doc3); |
| 53 } |
| 54 |
| 55 # No hits at all. Returns empty doclists from termSelect(). |
| 56 do_test fts2h-1.1 { |
| 57 execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'something'} |
| 58 } {} |
| 59 |
| 60 do_test fts2h-1.2 { |
| 61 execsql {SELECT rowid FROM t1 WHERE t1 MATCH $aterm} |
| 62 } {1 3} |
| 63 |
| 64 do_test fts2h-1.2 { |
| 65 execsql {SELECT rowid FROM t1 WHERE t1 MATCH $xterm} |
| 66 } {} |
| 67 |
| 68 do_test fts2h-1.3 { |
| 69 execsql "SELECT rowid FROM t1 WHERE t1 MATCH '$aterm -$xterm'" |
| 70 } {1 3} |
| 71 |
| 72 do_test fts2h-1.4 { |
| 73 execsql "SELECT rowid FROM t1 WHERE t1 MATCH '\"$aterm $bterm\"'" |
| 74 } {1} |
| 75 |
| 76 finish_test |
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