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Fix a reference counting bug in rtree. Ticket #3549. (CVS 6054)

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FossilOrigin-Name: bbdc0e9f2481f8d59e05ea282b615f97e09fb471
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danielk1977
2008-12-22 15:04:32 +00:00
parent 8a7adb0dc0
commit 7974759cb4
4 changed files with 44 additions and 11 deletions
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ext/rtree/rtree1.test
+33 -1
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@@ -11,7 +11,7 @@
#
# The focus of this file is testing the r-tree extension.
#
# $Id: rtree1.test,v 1.5 2008/07/14 15:37:01 danielk1977 Exp $
# $Id: rtree1.test,v 1.6 2008/12/22 15:04:32 danielk1977 Exp $
#
if {![info exists testdir]} {
@@ -360,5 +360,37 @@ do_test rtree-8.1.6 { execsql { SELECT ii FROM t6 WHERE x1<3 } } {}
do_test rtree-8.1.7 { execsql { SELECT ii FROM t6 WHERE x1<4 } } {1}
do_test rtree-8.1.8 { execsql { SELECT ii FROM t6 WHERE x1<5 } } {1 2}
#----------------------------------------------------------------------------
# Test cases rtree-9.*
#
# Test that ticket #3549 is fixed.
do_test rtree-9.1 {
execsql {
CREATE TABLE foo (id INTEGER PRIMARY KEY);
CREATE VIRTUAL TABLE bar USING rtree (id, minX, maxX, minY, maxY);
INSERT INTO foo VALUES (null);
INSERT INTO foo SELECT null FROM foo;
INSERT INTO foo SELECT null FROM foo;
INSERT INTO foo SELECT null FROM foo;
INSERT INTO foo SELECT null FROM foo;
INSERT INTO foo SELECT null FROM foo;
INSERT INTO foo SELECT null FROM foo;
DELETE FROM foo WHERE id > 40;
INSERT INTO bar SELECT NULL, 0, 0, 0, 0 FROM foo;
}
} {}
# This used to crash.
do_test rtree-9.2 {
execsql {
SELECT count(*) FROM bar b1, bar b2, foo s1 WHERE s1.id = b1.id;
}
} {1600}
do_test rtree-9.3 {
execsql {
SELECT count(*) FROM bar b1, bar b2, foo s1
WHERE b1.minX <= b2.maxX AND s1.id = b1.id;
}
} {1600}
finish_test