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# 2006 October 31 (scaaarey)
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#
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# The author disclaims copyright to this source code.
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#
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#*************************************************************************
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# This file implements regression tests for SQLite library. The focus
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# here is testing correct handling of excessively long terms.
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#
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# $Id: fts3ah.test,v 1.1 2007/08/20 17:38:42 shess Exp $
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# If SQLITE_ENABLE_FTS3 is defined, omit this file.
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ifcapable !fts3 {
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finish_test
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return
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}
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# Generate a term of len copies of char.
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proc bigterm {char len} {
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for {set term ""} {$len>0} {incr len -1} {
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append term $char
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}
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return $term
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}
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# Generate a document of bigterms based on characters from the list
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# chars.
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proc bigtermdoc {chars len} {
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set doc ""
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foreach char $chars {
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append doc " " [bigterm $char $len]
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}
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return $doc
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}
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set len 5000
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set doc1 [bigtermdoc {a b c d} $len]
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set doc2 [bigtermdoc {b d e f} $len]
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set doc3 [bigtermdoc {a c e} $len]
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set aterm [bigterm a $len]
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set bterm [bigterm b $len]
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set xterm [bigterm x $len]
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db eval {
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CREATE VIRTUAL TABLE t1 USING fts3(content);
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INSERT INTO t1 (rowid, content) VALUES(1, $doc1);
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INSERT INTO t1 (rowid, content) VALUES(2, $doc2);
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INSERT INTO t1 (rowid, content) VALUES(3, $doc3);
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}
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# No hits at all. Returns empty doclists from termSelect().
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do_test fts3ah-1.1 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'something'}
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} {}
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do_test fts3ah-1.2 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH $aterm}
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} {1 3}
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do_test fts3ah-1.2 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH $xterm}
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} {}
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do_test fts3ah-1.3 {
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execsql "SELECT rowid FROM t1 WHERE t1 MATCH '$aterm -$xterm'"
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} {1 3}
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do_test fts3ah-1.4 {
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execsql "SELECT rowid FROM t1 WHERE t1 MATCH '\"$aterm $bterm\"'"
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} {1}
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finish_test
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