rt-thread-official/components/external/SQLite-3.8.1/test/attach3.test

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# 2003 July 1
#
# 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. The
# focus of this script is testing the ATTACH and DETACH commands
# and schema changes to attached databases.
#
# $Id: attach3.test,v 1.18 2007/10/09 08:29:32 danielk1977 Exp $
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
ifcapable !attach {
finish_test
return
}
# The tests in this file were written before SQLite supported recursive
# trigger invocation, and some tests depend on that to pass. So disable
# recursive triggers for this file.
catchsql { pragma recursive_triggers = off }
# Create tables t1 and t2 in the main database
execsql {
CREATE TABLE t1(a, b);
CREATE TABLE t2(c, d);
}
# Create tables t1 and t2 in database file test2.db
forcedelete test2.db
forcedelete test2.db-journal
sqlite3 db2 test2.db
execsql {
CREATE TABLE t1(a, b);
CREATE TABLE t2(c, d);
} db2
db2 close
# Create a table in the auxilary database.
do_test attach3-1.1 {
execsql {
ATTACH 'test2.db' AS aux;
}
} {}
do_test attach3-1.2 {
execsql {
CREATE TABLE aux.t3(e, f);
}
} {}
do_test attach3-1.3 {
execsql {
SELECT * FROM sqlite_master WHERE name = 't3';
}
} {}
do_test attach3-1.4 {
execsql {
SELECT * FROM aux.sqlite_master WHERE name = 't3';
}
} "table t3 t3 [expr $AUTOVACUUM?5:4] {CREATE TABLE t3(e, f)}"
do_test attach3-1.5 {
execsql {
INSERT INTO t3 VALUES(1, 2);
SELECT * FROM t3;
}
} {1 2}
# Create an index on the auxilary database table.
do_test attach3-2.1 {
execsql {
CREATE INDEX aux.i1 on t3(e);
}
} {}
do_test attach3-2.2 {
execsql {
SELECT * FROM sqlite_master WHERE name = 'i1';
}
} {}
do_test attach3-2.3 {
execsql {
SELECT * FROM aux.sqlite_master WHERE name = 'i1';
}
} "index i1 t3 [expr $AUTOVACUUM?6:5] {CREATE INDEX i1 on t3(e)}"
# Drop the index on the aux database table.
do_test attach3-3.1 {
execsql {
DROP INDEX aux.i1;
SELECT * FROM aux.sqlite_master WHERE name = 'i1';
}
} {}
do_test attach3-3.2 {
execsql {
CREATE INDEX aux.i1 on t3(e);
SELECT * FROM aux.sqlite_master WHERE name = 'i1';
}
} "index i1 t3 [expr $AUTOVACUUM?6:5] {CREATE INDEX i1 on t3(e)}"
do_test attach3-3.3 {
execsql {
DROP INDEX i1;
SELECT * FROM aux.sqlite_master WHERE name = 'i1';
}
} {}
# Drop tables t1 and t2 in the auxilary database.
do_test attach3-4.1 {
execsql {
DROP TABLE aux.t1;
SELECT name FROM aux.sqlite_master;
}
} {t2 t3}
do_test attach3-4.2 {
# This will drop main.t2
execsql {
DROP TABLE t2;
SELECT name FROM aux.sqlite_master;
}
} {t2 t3}
do_test attach3-4.3 {
execsql {
DROP TABLE t2;
SELECT name FROM aux.sqlite_master;
}
} {t3}
# Create a view in the auxilary database.
ifcapable view {
do_test attach3-5.1 {
execsql {
CREATE VIEW aux.v1 AS SELECT * FROM t3;
}
} {}
do_test attach3-5.2 {
execsql {
SELECT * FROM aux.sqlite_master WHERE name = 'v1';
}
} {view v1 v1 0 {CREATE VIEW v1 AS SELECT * FROM t3}}
do_test attach3-5.3 {
execsql {
INSERT INTO aux.t3 VALUES('hello', 'world');
SELECT * FROM v1;
}
} {1 2 hello world}
# Drop the view
do_test attach3-6.1 {
execsql {
DROP VIEW aux.v1;
}
} {}
do_test attach3-6.2 {
execsql {
SELECT * FROM aux.sqlite_master WHERE name = 'v1';
}
} {}
} ;# ifcapable view
ifcapable {trigger} {
# Create a trigger in the auxilary database.
do_test attach3-7.1 {
execsql {
CREATE TRIGGER aux.tr1 AFTER INSERT ON t3 BEGIN
INSERT INTO t3 VALUES(new.e*2, new.f*2);
END;
}
} {}
do_test attach3-7.2 {
execsql {
DELETE FROM t3;
INSERT INTO t3 VALUES(10, 20);
SELECT * FROM t3;
}
} {10 20 20 40}
do_test attach3-5.3 {
execsql {
SELECT * FROM aux.sqlite_master WHERE name = 'tr1';
}
} {trigger tr1 t3 0 {CREATE TRIGGER tr1 AFTER INSERT ON t3 BEGIN
INSERT INTO t3 VALUES(new.e*2, new.f*2);
END}}
# Drop the trigger
do_test attach3-8.1 {
execsql {
DROP TRIGGER aux.tr1;
}
} {}
do_test attach3-8.2 {
execsql {
SELECT * FROM aux.sqlite_master WHERE name = 'tr1';
}
} {}
ifcapable tempdb {
# Try to trick SQLite into dropping the wrong temp trigger.
do_test attach3-9.0 {
execsql {
CREATE TABLE main.t4(a, b, c);
CREATE TABLE aux.t4(a, b, c);
CREATE TEMP TRIGGER tst_trigger BEFORE INSERT ON aux.t4 BEGIN
SELECT 'hello world';
END;
SELECT count(*) FROM sqlite_temp_master;
}
} {1}
do_test attach3-9.1 {
execsql {
DROP TABLE main.t4;
SELECT count(*) FROM sqlite_temp_master;
}
} {1}
do_test attach3-9.2 {
execsql {
DROP TABLE aux.t4;
SELECT count(*) FROM sqlite_temp_master;
}
} {0}
}
} ;# endif trigger
# Make sure the aux.sqlite_master table is read-only
do_test attach3-10.0 {
catchsql {
INSERT INTO aux.sqlite_master VALUES(1, 2, 3, 4, 5);
}
} {1 {table sqlite_master may not be modified}}
# Failure to attach leaves us in a workable state.
# Ticket #811
#
do_test attach3-11.0 {
catchsql {
ATTACH DATABASE '/nodir/nofile.x' AS notadb;
}
} {1 {unable to open database: /nodir/nofile.x}}
do_test attach3-11.1 {
catchsql {
ATTACH DATABASE ':memory:' AS notadb;
}
} {0 {}}
do_test attach3-11.2 {
catchsql {
DETACH DATABASE notadb;
}
} {0 {}}
# Return a list of attached databases
#
proc db_list {} {
set x [execsql {
PRAGMA database_list;
}]
set y {}
foreach {n id file} $x {lappend y $id}
return $y
}
ifcapable schema_pragmas&&tempdb {
ifcapable !trigger {
execsql {create temp table dummy(dummy)}
}
# Ticket #1825
#
do_test attach3-12.1 {
db_list
} {main temp aux}
do_test attach3-12.2 {
execsql {
ATTACH DATABASE ? AS ?
}
db_list
} {main temp aux {}}
do_test attach3-12.3 {
execsql {
DETACH aux
}
db_list
} {main temp {}}
do_test attach3-12.4 {
execsql {
DETACH ?
}
db_list
} {main temp}
do_test attach3-12.5 {
execsql {
ATTACH DATABASE '' AS ''
}
db_list
} {main temp {}}
do_test attach3-12.6 {
execsql {
DETACH ''
}
db_list
} {main temp}
do_test attach3-12.7 {
execsql {
ATTACH DATABASE '' AS ?
}
db_list
} {main temp {}}
do_test attach3-12.8 {
execsql {
DETACH ''
}
db_list
} {main temp}
do_test attach3-12.9 {
execsql {
ATTACH DATABASE '' AS NULL
}
db_list
} {main temp {}}
do_test attach3-12.10 {
breakpoint
execsql {
DETACH ?
}
db_list
} {main temp}
do_test attach3-12.11 {
catchsql {
DETACH NULL
}
} {1 {no such database: }}
do_test attach3-12.12 {
catchsql {
ATTACH null AS null;
ATTACH '' AS '';
}
} {1 {database is already in use}}
do_test attach3-12.13 {
db_list
} {main temp {}}
do_test attach3-12.14 {
execsql {
DETACH '';
}
db_list
} {main temp}
} ;# ifcapable pragma
finish_test