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103 lines
2.8 KiB
Plaintext
103 lines
2.8 KiB
Plaintext
# 2008 November 20
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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 implements regression tests for SQLite library.
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#
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# When a transaction rolls back, make sure that dirty pages in the
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# page cache which are not in the rollback journal are reinitialized
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# in the btree layer.
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#
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# $Id: tkt35xx.test,v 1.4 2009/06/05 17:09:12 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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do_test tkt35xx-1.1 {
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execsql {
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PRAGMA auto_vacuum = 0;
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PRAGMA page_size = 1024;
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}
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} {}
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# Trigger the problem using explicit rollback.
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#
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do_test tkt35xx-1.1 {
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execsql {
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PRAGMA auto_vacuum = 0;
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CREATE TABLE t1(a,b,c);
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CREATE INDEX i1 ON t1(c);
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INSERT INTO t1 VALUES(0, 0, zeroblob(676));
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INSERT INTO t1 VALUES(1, 1, zeroblob(676));
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DELETE FROM t1;
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BEGIN;
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INSERT INTO t1 VALUES(0, 0, zeroblob(676));
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INSERT INTO t1 VALUES(1, 1, zeroblob(676));
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ROLLBACK;
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INSERT INTO t1 VALUES(0, 0, zeroblob(676));
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}
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execsql {
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INSERT INTO t1 VALUES(1, 1, zeroblob(676));
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}
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} {}
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# Trigger the problem using statement rollback.
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#
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db close
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delete_file test.db
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sqlite3 db test.db
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set big [string repeat abcdefghij 22] ;# 220 byte string
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do_test tkt35xx-1.2.1 {
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execsql {
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PRAGMA auto_vacuum = 0;
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PRAGMA page_size = 1024;
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CREATE TABLE t3(a INTEGER PRIMARY KEY, b);
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INSERT INTO t3 VALUES(1, $big);
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INSERT INTO t3 VALUES(2, $big);
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INSERT INTO t3 VALUES(3, $big);
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INSERT INTO t3 VALUES(4, $big);
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CREATE TABLE t4(c, d);
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INSERT INTO t4 VALUES(5, $big);
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INSERT INTO t4 VALUES(1, $big);
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}
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} {}
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do_test tkt35xx-1.2.2 {
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catchsql {
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BEGIN;
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CREATE TABLE t5(e PRIMARY KEY, f);
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DROP TABLE t5;
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INSERT INTO t3(a, b) SELECT c, d FROM t4;
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}
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} {1 {UNIQUE constraint failed: t3.a}}
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do_test tkt35xx-1.2.3 {
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# Show that the transaction has not been rolled back.
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catchsql BEGIN
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} {1 {cannot start a transaction within a transaction}}
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do_test tkt35xx-1.2.4 {
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execsql { SELECT count(*) FROM t3 }
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} {4}
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do_test tkt35xx-1.2.5 {
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# Before the bug was fixed, if SQLITE_DEBUG was defined an assert()
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# would fail during the following INSERT statement. If SQLITE_DEBUG
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# was not defined, then the statement would pass and the transaction
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# would be committed. But, the "SELECT count(*)" in tkt35xx-1.2.6 would
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# return 1, not 5. Data magically disappeared!
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#
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execsql {
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INSERT INTO t3 VALUES(5, $big);
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COMMIT;
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}
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} {}
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do_test tkt35xx-1.2.6 {
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execsql { SELECT count(*) FROM t3 }
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} {5}
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integrity_check tkt35xx-1.2.7
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finish_test
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