sqlite/test/misc2.test
drh 8c4d3a6b42 Make sure the sqlite3BtreePrevious() routine terminates properly if the
table is deleted out from under it.  Ticket #2286.  This bug was discovered
while trying to increase test coverage from 98.5% to 99% - once again
showing the value of full coverage testing. (CVS 3818)

FossilOrigin-Name: bebf8d2f886ed9fe1b96e4cb11ab3de2f2f7d2c8
2007-04-06 01:03:32 +00:00

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# 2003 June 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 implements regression tests for SQLite library.
#
# This file implements tests for miscellanous features that were
# left out of other test files.
#
# $Id: misc2.test,v 1.27 2007/04/06 01:03:34 drh Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
ifcapable {trigger} {
# Test for ticket #360
#
do_test misc2-1.1 {
catchsql {
CREATE TABLE FOO(bar integer);
CREATE TRIGGER foo_insert BEFORE INSERT ON foo BEGIN
SELECT CASE WHEN (NOT new.bar BETWEEN 0 AND 20)
THEN raise(rollback, 'aiieee') END;
END;
INSERT INTO foo(bar) VALUES (1);
}
} {0 {}}
do_test misc2-1.2 {
catchsql {
INSERT INTO foo(bar) VALUES (111);
}
} {1 aiieee}
} ;# endif trigger
# Make sure ROWID works on a view and a subquery. Ticket #364
#
do_test misc2-2.1 {
execsql {
CREATE TABLE t1(a,b,c);
INSERT INTO t1 VALUES(1,2,3);
CREATE TABLE t2(a,b,c);
INSERT INTO t2 VALUES(7,8,9);
}
} {}
ifcapable subquery {
do_test misc2-2.2 {
execsql {
SELECT rowid, * FROM (SELECT * FROM t1, t2);
}
} {{} 1 2 3 7 8 9}
}
ifcapable view {
do_test misc2-2.3 {
execsql {
CREATE VIEW v1 AS SELECT * FROM t1, t2;
SELECT rowid, * FROM v1;
}
} {{} 1 2 3 7 8 9}
} ;# ifcapable view
# Ticket #2002 and #1952.
ifcapable subquery {
do_test misc2-2.4 {
execsql2 {
SELECT * FROM (SELECT a, b AS 'a', c AS 'a', 4 AS 'a' FROM t1)
}
} {a 1 a:1 2 a:2 3 a:3 4}
}
# Check name binding precedence. Ticket #387
#
do_test misc2-3.1 {
catchsql {
SELECT t1.b+t2.b AS a, t1.a, t2.a FROM t1, t2 WHERE a==10
}
} {1 {ambiguous column name: a}}
# Make sure 32-bit integer overflow is handled properly in queries.
# ticket #408
#
do_test misc2-4.1 {
execsql {
INSERT INTO t1 VALUES(4000000000,'a','b');
SELECT a FROM t1 WHERE a>1;
}
} {4000000000}
do_test misc2-4.2 {
execsql {
INSERT INTO t1 VALUES(2147483648,'b2','c2');
INSERT INTO t1 VALUES(2147483647,'b3','c3');
SELECT a FROM t1 WHERE a>2147483647;
}
} {4000000000 2147483648}
do_test misc2-4.3 {
execsql {
SELECT a FROM t1 WHERE a<2147483648;
}
} {1 2147483647}
do_test misc2-4.4 {
execsql {
SELECT a FROM t1 WHERE a<=2147483648;
}
} {1 2147483648 2147483647}
do_test misc2-4.5 {
execsql {
SELECT a FROM t1 WHERE a<10000000000;
}
} {1 4000000000 2147483648 2147483647}
do_test misc2-4.6 {
execsql {
SELECT a FROM t1 WHERE a<1000000000000 ORDER BY 1;
}
} {1 2147483647 2147483648 4000000000}
# There were some issues with expanding a SrcList object using a call
# to sqliteSrcListAppend() if the SrcList had previously been duplicated
# using a call to sqliteSrcListDup(). Ticket #416. The following test
# makes sure the problem has been fixed.
#
ifcapable view {
do_test misc2-5.1 {
execsql {
CREATE TABLE x(a,b);
CREATE VIEW y AS
SELECT x1.b AS p, x2.b AS q FROM x AS x1, x AS x2 WHERE x1.a=x2.a;
CREATE VIEW z AS
SELECT y1.p, y2.p FROM y AS y1, y AS y2 WHERE y1.q=y2.q;
SELECT * from z;
}
} {}
}
# Make sure we can open a database with an empty filename. What this
# does is store the database in a temporary file that is deleted when
# the database is closed. Ticket #432.
#
do_test misc2-6.1 {
db close
sqlite3 db {}
execsql {
CREATE TABLE t1(a,b);
INSERT INTO t1 VALUES(1,2);
SELECT * FROM t1;
}
} {1 2}
# Make sure we get an error message (not a segfault) on an attempt to
# update a table from within the callback of a select on that same
# table.
#
# 2006-08-16: This has changed. It is now permitted to update
# the table being SELECTed from within the callback of the query.
#
do_test misc2-7.1 {
db close
file delete -force test.db
sqlite3 db test.db
execsql {
CREATE TABLE t1(x);
INSERT INTO t1 VALUES(1);
INSERT INTO t1 VALUES(2);
INSERT INTO t1 VALUES(3);
SELECT * FROM t1;
}
} {1 2 3}
do_test misc2-7.2 {
set rc [catch {
db eval {SELECT rowid FROM t1} {} {
db eval "DELETE FROM t1 WHERE rowid=$rowid"
}
} msg]
lappend rc $msg
} {0 {}}
do_test misc2-7.3 {
execsql {SELECT * FROM t1}
} {}
do_test misc2-7.4 {
execsql {
DELETE FROM t1;
INSERT INTO t1 VALUES(1);
INSERT INTO t1 VALUES(2);
INSERT INTO t1 VALUES(3);
INSERT INTO t1 VALUES(4);
}
db eval {SELECT rowid, x FROM t1} {
if {$x & 1} {
db eval {DELETE FROM t1 WHERE rowid=$rowid}
}
}
execsql {SELECT * FROM t1}
} {2 4}
do_test misc2-7.5 {
execsql {
DELETE FROM t1;
INSERT INTO t1 VALUES(1);
INSERT INTO t1 VALUES(2);
INSERT INTO t1 VALUES(3);
INSERT INTO t1 VALUES(4);
}
db eval {SELECT rowid, x FROM t1} {
if {$x & 1} {
db eval {DELETE FROM t1 WHERE rowid=$rowid+1}
}
}
execsql {SELECT * FROM t1}
} {1 3}
do_test misc2-7.6 {
execsql {
DELETE FROM t1;
INSERT INTO t1 VALUES(1);
INSERT INTO t1 VALUES(2);
INSERT INTO t1 VALUES(3);
INSERT INTO t1 VALUES(4);
}
db eval {SELECT rowid, x FROM t1} {
if {$x & 1} {
db eval {DELETE FROM t1}
}
}
execsql {SELECT * FROM t1}
} {}
do_test misc2-7.7 {
execsql {
DELETE FROM t1;
INSERT INTO t1 VALUES(1);
INSERT INTO t1 VALUES(2);
INSERT INTO t1 VALUES(3);
INSERT INTO t1 VALUES(4);
}
db eval {SELECT rowid, x FROM t1} {
if {$x & 1} {
db eval {UPDATE t1 SET x=x+100 WHERE rowid=$rowid}
}
}
execsql {SELECT * FROM t1}
} {101 2 103 4}
do_test misc2-7.8 {
execsql {
DELETE FROM t1;
INSERT INTO t1 VALUES(1);
}
db eval {SELECT rowid, x FROM t1} {
if {$x<10} {
db eval {INSERT INTO t1 VALUES($x+1)}
}
}
execsql {SELECT * FROM t1}
} {1 2 3 4 5 6 7 8 9 10}
# Repeat the tests 7.1 through 7.8 about but this time do the SELECTs
# in reverse order so that we exercise the sqlite3BtreePrev() routine
# instead of sqlite3BtreeNext()
#
do_test misc2-7.11 {
db close
file delete -force test.db
sqlite3 db test.db
execsql {
CREATE TABLE t1(x);
INSERT INTO t1 VALUES(1);
INSERT INTO t1 VALUES(2);
INSERT INTO t1 VALUES(3);
SELECT * FROM t1;
}
} {1 2 3}
do_test misc2-7.12 {
set rc [catch {
db eval {SELECT rowid FROM t1 ORDER BY rowid DESC} {} {
db eval "DELETE FROM t1 WHERE rowid=$rowid"
}
} msg]
lappend rc $msg
} {0 {}}
do_test misc2-7.13 {
execsql {SELECT * FROM t1}
} {}
do_test misc2-7.14 {
execsql {
DELETE FROM t1;
INSERT INTO t1 VALUES(1);
INSERT INTO t1 VALUES(2);
INSERT INTO t1 VALUES(3);
INSERT INTO t1 VALUES(4);
}
db eval {SELECT rowid, x FROM t1 ORDER BY rowid DESC} {
if {$x & 1} {
db eval {DELETE FROM t1 WHERE rowid=$rowid}
}
}
execsql {SELECT * FROM t1}
} {2 4}
do_test misc2-7.15 {
execsql {
DELETE FROM t1;
INSERT INTO t1 VALUES(1);
INSERT INTO t1 VALUES(2);
INSERT INTO t1 VALUES(3);
INSERT INTO t1 VALUES(4);
}
db eval {SELECT rowid, x FROM t1} {
if {$x & 1} {
db eval {DELETE FROM t1 WHERE rowid=$rowid+1}
}
}
execsql {SELECT * FROM t1}
} {1 3}
do_test misc2-7.16 {
execsql {
DELETE FROM t1;
INSERT INTO t1 VALUES(1);
INSERT INTO t1 VALUES(2);
INSERT INTO t1 VALUES(3);
INSERT INTO t1 VALUES(4);
}
db eval {SELECT rowid, x FROM t1 ORDER BY rowid DESC} {
if {$x & 1} {
db eval {DELETE FROM t1}
}
}
execsql {SELECT * FROM t1}
} {}
do_test misc2-7.17 {
execsql {
DELETE FROM t1;
INSERT INTO t1 VALUES(1);
INSERT INTO t1 VALUES(2);
INSERT INTO t1 VALUES(3);
INSERT INTO t1 VALUES(4);
}
db eval {SELECT rowid, x FROM t1 ORDER BY rowid DESC} {
if {$x & 1} {
db eval {UPDATE t1 SET x=x+100 WHERE rowid=$rowid}
}
}
execsql {SELECT * FROM t1}
} {101 2 103 4}
do_test misc2-7.18 {
execsql {
DELETE FROM t1;
INSERT INTO t1(rowid,x) VALUES(10,10);
}
db eval {SELECT rowid, x FROM t1 ORDER BY rowid DESC} {
if {$x>1} {
db eval {INSERT INTO t1(rowid,x) VALUES($x-1,$x-1)}
}
}
execsql {SELECT * FROM t1}
} {1 2 3 4 5 6 7 8 9 10}
db close
file delete -force test.db
sqlite3 db test.db
# Ticket #453. If the SQL ended with "-", the tokenizer was calling that
# an incomplete token, which caused problem. The solution was to just call
# it a minus sign.
#
do_test misc2-8.1 {
catchsql {-}
} {1 {near "-": syntax error}}
# Ticket #513. Make sure the VDBE stack does not grow on a 3-way join.
#
ifcapable tempdb {
do_test misc2-9.1 {
execsql {
BEGIN;
CREATE TABLE counts(n INTEGER PRIMARY KEY);
INSERT INTO counts VALUES(0);
INSERT INTO counts VALUES(1);
INSERT INTO counts SELECT n+2 FROM counts;
INSERT INTO counts SELECT n+4 FROM counts;
INSERT INTO counts SELECT n+8 FROM counts;
COMMIT;
CREATE TEMP TABLE x AS
SELECT dim1.n, dim2.n, dim3.n
FROM counts AS dim1, counts AS dim2, counts AS dim3
WHERE dim1.n<10 AND dim2.n<10 AND dim3.n<10;
SELECT count(*) FROM x;
}
} {1000}
do_test misc2-9.2 {
execsql {
DROP TABLE x;
CREATE TEMP TABLE x AS
SELECT dim1.n, dim2.n, dim3.n
FROM counts AS dim1, counts AS dim2, counts AS dim3
WHERE dim1.n>=6 AND dim2.n>=6 AND dim3.n>=6;
SELECT count(*) FROM x;
}
} {1000}
do_test misc2-9.3 {
execsql {
DROP TABLE x;
CREATE TEMP TABLE x AS
SELECT dim1.n, dim2.n, dim3.n, dim4.n
FROM counts AS dim1, counts AS dim2, counts AS dim3, counts AS dim4
WHERE dim1.n<5 AND dim2.n<5 AND dim3.n<5 AND dim4.n<5;
SELECT count(*) FROM x;
}
} [expr 5*5*5*5]
}
# Ticket #1229. Sometimes when a "NEW.X" appears in a SELECT without
# a FROM clause deep within a trigger, the code generator is unable to
# trace the NEW.X back to an original table and thus figure out its
# declared datatype.
#
# The SQL code below was causing a segfault.
#
ifcapable subquery&&trigger {
do_test misc2-10.1 {
execsql {
CREATE TABLE t1229(x);
CREATE TRIGGER r1229 BEFORE INSERT ON t1229 BEGIN
INSERT INTO t1229 SELECT y FROM (SELECT new.x y);
END;
INSERT INTO t1229 VALUES(1);
}
} {}
}
finish_test