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#pragma ident "%Z%%M% %I% %E% SMI"
# 2002 May 10
#
# 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 the SQLITE_MISUSE detection logic.
# This test file leaks memory and file descriptors.
#
# $Id: misuse.test,v 1.4 2004/01/07 19:24:48 drh Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
# Make sure the test logic works
#
do_test misuse-1.1 {
db close
catch {file delete -force test2.db}
set ::DB [sqlite db test2.db]
execsql {
CREATE TABLE t1(a,b);
INSERT INTO t1 VALUES(1,2);
}
sqlite_exec_printf $::DB {SELECT * FROM t1} {}
} {0 {a b 1 2}}
do_test misuse-1.2 {
sqlite_exec_printf $::DB {SELECT x_coalesce(NULL,a) AS 'xyz' FROM t1} {}
} {1 {no such function: x_coalesce}}
do_test misuse-1.3 {
sqlite_create_function $::DB
sqlite_exec_printf $::DB {SELECT x_coalesce(NULL,a) AS 'xyz' FROM t1} {}
} {0 {xyz 1}}
# Use the x_sqlite_exec() SQL function to simulate the effect of two
# threads trying to use the same database at the same time.
#
# It used to be prohibited to invoke sqlite_exec() from within a function,
# but that has changed. The following tests used to cause errors but now
# they do not.
#
do_test misuse-1.4 {
sqlite_exec_printf $::DB {
SELECT x_sqlite_exec('SELECT * FROM t1') AS xyz;
} {}
} {0 {xyz {1 2}}}
do_test misuse-1.5 {
sqlite_exec_printf $::DB {SELECT * FROM t1} {}
} {0 {a b 1 2}}
do_test misuse-1.6 {
catchsql {
SELECT * FROM t1
}
} {0 {1 2}}
# Attempt to register a new SQL function while an sqlite_exec() is active.
#
do_test misuse-2.1 {
db close
set ::DB [sqlite db test2.db]
execsql {
SELECT * FROM t1
}
} {1 2}
do_test misuse-2.2 {
sqlite_exec_printf $::DB {SELECT * FROM t1} {}
} {0 {a b 1 2}}
do_test misuse-2.3 {
set v [catch {
db eval {SELECT * FROM t1} {} {
sqlite_create_function $::DB
}
} msg]
lappend v $msg
} {1 {library routine called out of sequence}}
do_test misuse-2.4 {
sqlite_exec_printf $::DB {SELECT * FROM t1} {}
} {21 {library routine called out of sequence}}
do_test misuse-2.5 {
catchsql {
SELECT * FROM t1
}
} {1 {library routine called out of sequence}}
# Attempt to register a new SQL aggregate while an sqlite_exec() is active.
#
do_test misuse-3.1 {
db close
set ::DB [sqlite db test2.db]
execsql {
SELECT * FROM t1
}
} {1 2}
do_test misuse-3.2 {
sqlite_exec_printf $::DB {SELECT * FROM t1} {}
} {0 {a b 1 2}}
do_test misuse-3.3 {
set v [catch {
db eval {SELECT * FROM t1} {} {
sqlite_create_aggregate $::DB
}
} msg]
lappend v $msg
} {1 {library routine called out of sequence}}
do_test misuse-3.4 {
sqlite_exec_printf $::DB {SELECT * FROM t1} {}
} {21 {library routine called out of sequence}}
do_test misuse-3.5 {
catchsql {
SELECT * FROM t1
}
} {1 {library routine called out of sequence}}
# Attempt to close the database from an sqlite_exec callback.
#
do_test misuse-4.1 {
db close
set ::DB [sqlite db test2.db]
execsql {
SELECT * FROM t1
}
} {1 2}
do_test misuse-4.2 {
sqlite_exec_printf $::DB {SELECT * FROM t1} {}
} {0 {a b 1 2}}
do_test misuse-4.3 {
set v [catch {
db eval {SELECT * FROM t1} {} {
sqlite_close $::DB
}
} msg]
lappend v $msg
} {1 {library routine called out of sequence}}
do_test misuse-4.4 {
sqlite_exec_printf $::DB {SELECT * FROM t1} {}
} {21 {library routine called out of sequence}}
do_test misuse-4.5 {
catchsql {
SELECT * FROM t1
}
} {1 {library routine called out of sequence}}
# Attempt to use a database after it has been closed.
#
do_test misuse-5.1 {
db close
set ::DB [sqlite db test2.db]
execsql {
SELECT * FROM t1
}
} {1 2}
do_test misuse-5.2 {
sqlite_exec_printf $::DB {SELECT * FROM t1} {}
} {0 {a b 1 2}}
do_test misuse-5.3 {
db close
sqlite_exec_printf $::DB {SELECT * FROM t1} {}
} {21 {library routine called out of sequence}}
finish_test
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