# 2014-08-21

#

# The author disclaims copyright to this source code. In place of

# a legal notice, here is a blessing:

#

# May you do good and not evil.

# May you find forgiveness for yourself and forgive others.

# May you share freely, never taking more than you give.

#

#***********************************************************************

# This file contains tests for the r-tree module.

#

# This file contains test cases for the ticket

# [369d57fb8e5ccdff06f197a37147a88f9de95cda] (2014-08-21)

#

# The following SQL causes an assertion fault while running

# sqlite3_prepare() on the DELETE statement:

#

# CREATE TABLE t1(x);

# CREATE TABLE t2(y);

# CREATE VIRTUAL TABLE t3 USING rtree(a,b,c);

# CREATE TRIGGER t2del AFTER DELETE ON t2 WHEN (SELECT 1 from t1) BEGIN

# DELETE FROM t3 WHERE a=old.y;

# END;

# DELETE FROM t2 WHERE y=1;

#

if {![info exists testdir]} {

set testdir [file join [file dirname [info script]] .. .. test]

}

source [file join [file dirname [info script]] rtree_util.tcl]

source $testdir/tester.tcl

ifcapable !rtree { finish_test ; return }

do_execsql_test rtreeF-1.1 {

CREATE TABLE t1(x);

CREATE TABLE t2(y);

CREATE VIRTUAL TABLE t3 USING rtree(a,b,c);

CREATE TRIGGER t2dwl AFTER DELETE ON t2 WHEN (SELECT 1 from t1) BEGIN

DELETE FROM t3 WHERE a=old.y;

END;

INSERT INTO t1(x) VALUES(999);

INSERT INTO t2(y) VALUES(1),(2),(3),(4),(5);

INSERT INTO t3(a,b,c) VALUES(1,2,3),(2,3,4),(3,4,5),(4,5,6),(5,6,7);

SELECT a FROM t3 ORDER BY a;

SELECT '|';

SELECT y FROM t2 ORDER BY y;

} {1 2 3 4 5 | 1 2 3 4 5}

do_execsql_test rtreeF-1.2 {

DELETE FROM t2 WHERE y=3;

SELECT a FROM t3 ORDER BY a;

SELECT '|';

SELECT y FROM t2 ORDER BY y;

} {1 2 4 5 | 1 2 4 5}

do_execsql_test rtreeF-1.3 {

DELETE FROM t1;

DELETE FROM t2 WHERE y=5;

SELECT a FROM t3 ORDER BY a;

SELECT '|';

SELECT y FROM t2 ORDER BY y;

} {1 2 4 5 | 1 2 4}

do_execsql_test rtreeF-1.4 {

INSERT INTO t1 DEFAULT VALUES;

DELETE FROM t2 WHERE y=5;

SELECT a FROM t3 ORDER BY a;

SELECT '|';

SELECT y FROM t2 ORDER BY y;

} {1 2 4 5 | 1 2 4}

do_execsql_test rtreeF-1.5 {

DELETE FROM t2 WHERE y=2;

SELECT a FROM t3 ORDER BY a;

SELECT '|';

SELECT y FROM t2 ORDER BY y;

} {1 4 5 | 1 4}

do_rtree_integrity_test rtreeF-1.6 t3

finish_test