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release v1.4.0-beta1
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Jan Mercl
278
testdata/tcl/vtab_shared.test
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278
testdata/tcl/vtab_shared.test
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# 2007 April 16
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file tests interactions between the virtual table and
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# shared-schema functionality.
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#
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# $Id: vtab_shared.test,v 1.3 2009/07/24 17:58:53 danielk1977 Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set testprefix vtab_shared
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ifcapable !vtab||!shared_cache {
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finish_test
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return
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}
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db close
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sqlite3_enable_shared_cache 1
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sqlite3 db test.db
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sqlite3 db2 test.db
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do_test vtab_shared-1.1 {
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register_echo_module [sqlite3_connection_pointer db]
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execsql {
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CREATE TABLE t0(a, b, c);
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INSERT INTO t0 VALUES(1, 2, 3);
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CREATE VIRTUAL TABLE t1 USING echo(t0);
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}
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} {}
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do_test vtab_shared-1.2 {
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execsql { SELECT * FROM t1 } db
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} {1 2 3}
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# Fails because the 'echo' module has not been registered with connection db2
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do_test vtab_shared-1.3 {
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catchsql { SELECT * FROM t1 } db2
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} {1 {no such module: echo}}
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do_test vtab_shared-1.4 {
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execsql { SELECT * FROM t0 } db2
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} {1 2 3}
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do_test vtab_shared-1.5 {
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register_echo_module [sqlite3_connection_pointer db2]
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execsql { SELECT * FROM t1 } db
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} {1 2 3}
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# Works after the module is registered with db2
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do_test vtab_shared-1.6 {
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execsql { SELECT * FROM t1 } db2
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} {1 2 3}
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# Set a write-lock on table t0 using connection [db]. Then try to read from
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# virtual table t1 using [db2]. That this returns an SQLITE_LOCKED error
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# shows that the correct sqlite3_vtab is being used.
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#
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do_test vtab_shared-1.8.1 {
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execsql {
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BEGIN;
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INSERT INTO t1 VALUES(4, 5, 6);
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SELECT * FROM t1;
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}
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} {1 2 3 4 5 6}
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do_test vtab_shared-1.8.2 {
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catchsql { SELECT * FROM t1 } db2
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} {1 {database table is locked}}
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do_test vtab_shared-1.8.3 {
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catchsql { SELECT * FROM t0 } db2
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} {1 {database table is locked: t0}}
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do_test vtab_shared-1.8.4 {
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execsql { SELECT * FROM t0 } db
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} {1 2 3 4 5 6}
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do_test vtab_shared-1.8.5 {
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execsql { COMMIT } db
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execsql { SELECT * FROM t1 } db2
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} {1 2 3 4 5 6}
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# While a SELECT is active on virtual table t1 via connection [db], close
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# [db2]. This causes the schema to be reset internally. Verify that this
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# does not cause a problem.
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#
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foreach {iTest dbSelect dbClose} {
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1 db db2
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2 db db2
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3 db2 db
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} {
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do_test vtab_shared-1.9.$iTest {
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set res [list]
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$dbSelect eval { SELECT * FROM t1 } {
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if {$a == 1} {$dbClose close}
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lappend res $a $b $c
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}
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sqlite3 $dbClose test.db
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register_echo_module [sqlite3_connection_pointer $dbClose]
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set res
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} {1 2 3 4 5 6}
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}
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# Ensure that it is not possible for one connection to DROP a virtual
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# table while a second connection is reading from the database.
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#
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do_test vtab_shared-1.10 {
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db eval { SELECT * FROM t1 } {
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set error [catchsql { DROP TABLE t1 } db2]
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break
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}
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set error
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} {1 {database table is locked: sqlite_master}}
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do_test vtab_shared-1.11 {
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execsql {
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CREATE VIRTUAL TABLE t2 USING echo(t0);
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CREATE VIRTUAL TABLE t3 USING echo(t0);
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}
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execsql { SELECT * FROM t3 } db2
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} {1 2 3 4 5 6}
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ifcapable compound {
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do_test vtab_shared-1.12.1 {
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db close
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execsql {
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SELECT * FROM t1 UNION ALL
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SELECT * FROM t2 UNION ALL
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SELECT * FROM t3
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} db2
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} {1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6}
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do_test vtab_shared-1.12.2 {
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sqlite3 db test.db
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register_echo_module [sqlite3_connection_pointer db]
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execsql {
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SELECT * FROM t1 UNION ALL
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SELECT * FROM t2 UNION ALL
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SELECT * FROM t3
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} db
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} {1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6}
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}
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# Try a rename or two.
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#
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ifcapable altertable {
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do_test vtab_shared-1.13.1 {
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execsql { ALTER TABLE t1 RENAME TO t4 }
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execsql { SELECT * FROM t4 } db
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} {1 2 3 4 5 6}
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do_test vtab_shared-1.13.2 {
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execsql { SELECT * FROM t4 } db2
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} {1 2 3 4 5 6}
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do_test vtab_shared-1.13.3 {
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execsql { ALTER TABLE t2 RENAME TO t5 }
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execsql { SELECT * FROM t4 } db2
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} {1 2 3 4 5 6}
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}
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# Try an UPDATE/INSERT/DELETE on a shared vtab as the first statement after a
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# schema is loaded.
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do_test vtab_shared_1.14.1 {
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db2 close
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sqlite3 db2 test.db
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register_echo_module [sqlite3_connection_pointer db2]
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execsql { SELECT * FROM t3 }
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} {1 2 3 4 5 6}
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do_test vtab_shared_1.14.2 {
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execsql {
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UPDATE t3 SET c = 'six' WHERE c = 6;
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SELECT * FROM t3;
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} db2
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} {1 2 3 4 5 six}
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do_test vtab_shared_1.14.3 {
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db2 close
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sqlite3 db2 test.db
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register_echo_module [sqlite3_connection_pointer db2]
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execsql { SELECT * FROM t3 }
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} {1 2 3 4 5 six}
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do_test vtab_shared_1.14.4 {
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execsql {
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DELETE FROM t3 WHERE c = 'six';
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SELECT * FROM t3;
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} db2
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} {1 2 3}
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do_test vtab_shared_1.14.5 {
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db2 close
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sqlite3 db2 test.db
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register_echo_module [sqlite3_connection_pointer db2]
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execsql { SELECT * FROM t3 }
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} {1 2 3}
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do_test vtab_shared_1.14.6 {
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execsql {
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INSERT INTO t3 VALUES(4, 5, 6);
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SELECT * FROM t3;
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} db2
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} {1 2 3 4 5 6}
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do_test vtab_shared_1.15.1 {
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db2 close
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sqlite3 db2 test.db
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register_echo_module [sqlite3_connection_pointer db2]
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execsql {
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UPDATE t3 SET c = 'six' WHERE c = 6;
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SELECT * FROM t3;
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} db2
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} {1 2 3 4 5 six}
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do_test vtab_shared_1.15.2 {
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db2 close
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sqlite3 db2 test.db
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register_echo_module [sqlite3_connection_pointer db2]
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execsql {
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DELETE FROM t3 WHERE c = 'six';
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SELECT * FROM t3;
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} db2
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} {1 2 3}
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do_test vtab_shared_1.15.3 {
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db2 close
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sqlite3 db2 test.db
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register_echo_module [sqlite3_connection_pointer db2]
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execsql {
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INSERT INTO t3 VALUES(4, 5, 6);
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SELECT * FROM t3;
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}
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} {1 2 3 4 5 6}
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db close
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db2 close
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#---------------------------------------------------------------
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# Test calling sqlite3_close() with vtabs on the disconnect list.
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#
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ifcapable rtree {
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reset_db
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do_test 2.1.1 {
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sqlite3 db test.db
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sqlite3 db2 test.db
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# Create a virtual table using [db].
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execsql {
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CREATE VIRTUAL TABLE rt USING rtree(id, x1, x2);
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INSERT INTO rt VALUES(1, 2 ,3);
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SELECT * FROM rt;
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}
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# Drop the virtual table using [db2]. The sqlite3_vtab object belonging
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# to [db] is moved to the sqlite3.pDisconnect list.
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execsql { DROP TABLE rt } db2
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# Immediately close [db]. At one point this would fail due to the
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# unfinalized statements held by the un-xDisconnect()ed sqlite3_vtab.
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db close
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} {}
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db2 close
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}
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ifcapable fts3 {
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# Same test as above, except using fts3 instead of rtree.
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reset_db
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do_test 2.2.1 {
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sqlite3 db test.db
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sqlite3 db2 test.db
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execsql {
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CREATE VIRTUAL TABLE ft USING fts3;
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INSERT INTO ft VALUES('hello world');
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SELECT * FROM ft;
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}
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execsql { DROP TABLE ft } db2
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db close
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} {}
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db2 close
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}
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sqlite3_enable_shared_cache 0
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finish_test
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