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# 2006 October 31 (scaaarey)
#
# The author disclaims copyright to this source code.
#
#*************************************************************************
# This file implements regression tests for SQLite library. The focus
# here is testing correct handling of excessively long terms.
#
# $Id: fts2h.test,v 1.1 2006/11/29 21:03:01 shess Exp $
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
# If SQLITE_ENABLE_FTS2 is defined, omit this file.
ifcapable !fts2 {
finish_test
return
}
# Generate a term of len copies of char.
proc bigterm {char len} {
for {set term ""} {$len>0} {incr len -1} {
append term $char
}
return $term
}
# Generate a document of bigterms based on characters from the list
# chars.
proc bigtermdoc {chars len} {
set doc ""
foreach char $chars {
append doc " " [bigterm $char $len]
}
return $doc
}
set len 5000
set doc1 [bigtermdoc {a b c d} $len]
set doc2 [bigtermdoc {b d e f} $len]
set doc3 [bigtermdoc {a c e} $len]
set aterm [bigterm a $len]
set bterm [bigterm b $len]
set xterm [bigterm x $len]
db eval {
CREATE VIRTUAL TABLE t1 USING fts2(content);
INSERT INTO t1 (rowid, content) VALUES(1, $doc1);
INSERT INTO t1 (rowid, content) VALUES(2, $doc2);
INSERT INTO t1 (rowid, content) VALUES(3, $doc3);
}
# No hits at all. Returns empty doclists from termSelect().
do_test fts2h-1.1 {
execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'something'}
} {}
do_test fts2h-1.2 {
execsql {SELECT rowid FROM t1 WHERE t1 MATCH $aterm}
} {1 3}
do_test fts2h-1.2 {
execsql {SELECT rowid FROM t1 WHERE t1 MATCH $xterm}
} {}
do_test fts2h-1.3 {
execsql "SELECT rowid FROM t1 WHERE t1 MATCH '$aterm -$xterm'"
} {1 3}
do_test fts2h-1.4 {
execsql "SELECT rowid FROM t1 WHERE t1 MATCH '\"$aterm $bterm\"'"
} {1}
finish_test
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