61 lines
1.7 KiB
Plaintext
61 lines
1.7 KiB
Plaintext
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# 2009 June 17
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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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#
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# $Id: tkt3918.test,v 1.1 2009/06/17 11:13:28 danielk1977 Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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do_test tkt3918.1 {
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execsql {
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PRAGMA page_size = 1024;
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PRAGMA auto_vacuum = incremental;
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CREATE TABLE t1(i, x);
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}
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} {}
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do_test tkt3918.2 {
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execsql {
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INSERT INTO t1 VALUES(1, randstr(1000,1000));
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INSERT INTO t1 VALUES(2, zeroblob(248*1020 + 100));
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INSERT INTO t1 VALUES(3, zeroblob(2*1020 + 100));
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}
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} {}
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# This set of statements sets up the free list so that the
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# first free-list trunk page contains only a single leaf.
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# The leaf page is also the last page in the database. The
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# second free-list trunk page contains, amongst other things,
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# page number 4.
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do_test tkt3918.3 {
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execsql {
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DELETE FROM t1 WHERE i = 2;
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DELETE FROM t1 WHERE i = 1;
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DELETE FROM t1 WHERE i = 3;
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}
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} {}
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# Incrementally vacuum the database to reduce its size by a single
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# page. This will remove the single leaf from the first page in
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# the linked list of free-list trunk pages.
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do_test tkt3918.4 {
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execsql { PRAGMA incremental_vacuum = 1 }
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} {}
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# Create another table. This operation will attempt to extract
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# page 4 from the database free-list. Bug 3918 caused sqlite to
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# incorrectly report corruption here.
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do_test tkt3918.5 {
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execsql { CREATE TABLE t2(a, b) }
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} {}
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finish_test
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