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release v1.4.0-beta1
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Jan Mercl
203
testdata/tcl/bigfile.test
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203
testdata/tcl/bigfile.test
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# 2002 November 30
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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. The
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# focus of this script testing the ability of SQLite to handle database
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# files larger than 4GB.
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#
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# $Id: bigfile.test,v 1.12 2009/03/05 04:27:08 shane Exp $
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#
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if {[file exists skip-big-file]} return
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if {$tcl_platform(os)=="Darwin"} return
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Do not use a codec for this file, as the database is manipulated using
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# external methods (the [fake_big_file] and [hexio_write] commands).
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#
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do_not_use_codec
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# If SQLITE_DISABLE_LFS is defined, omit this file.
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ifcapable !lfs {
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finish_test
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return
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}
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# These tests only work for Tcl version 8.4 and later. Prior to 8.4,
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# Tcl was unable to handle large files.
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#
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scan $::tcl_version %f vx
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if {$vx<8.4} return
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# Mac OS X does not handle large files efficiently. So skip this test
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# on that platform.
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if {$tcl_platform(os)=="Darwin"} return
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# This is the md5 checksum of all the data in table t1 as created
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# by the first test. We will use this number to make sure that data
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# never changes.
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#
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set MAGIC_SUM {593f1efcfdbe698c28b4b1b693f7e4cf}
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do_test bigfile-1.1 {
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execsql {
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BEGIN;
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CREATE TABLE t1(x);
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INSERT INTO t1 VALUES('abcdefghijklmnopqrstuvwxyz');
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INSERT INTO t1 SELECT rowid || ' ' || x FROM t1;
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INSERT INTO t1 SELECT rowid || ' ' || x FROM t1;
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INSERT INTO t1 SELECT rowid || ' ' || x FROM t1;
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INSERT INTO t1 SELECT rowid || ' ' || x FROM t1;
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INSERT INTO t1 SELECT rowid || ' ' || x FROM t1;
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INSERT INTO t1 SELECT rowid || ' ' || x FROM t1;
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INSERT INTO t1 SELECT rowid || ' ' || x FROM t1;
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COMMIT;
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}
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execsql {
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SELECT md5sum(x) FROM t1;
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}
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} $::MAGIC_SUM
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# Try to create a large file - a file that is larger than 2^32 bytes.
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# If this fails, it means that the system being tested does not support
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# large files. So skip all of the remaining tests in this file.
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#
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db close
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if {[catch {fake_big_file 4096 [get_pwd]/test.db} msg]} {
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puts "**** Unable to create a file larger than 4096 MB. *****"
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finish_test
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return
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}
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hexio_write test.db 28 00000000
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do_test bigfile-1.2 {
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sqlite3 db test.db
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execsql {
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SELECT md5sum(x) FROM t1;
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}
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} $::MAGIC_SUM
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# The previous test may fail on some systems because they are unable
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# to handle large files. If that is so, then skip all of the following
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# tests. We will know the above test failed because the "db" command
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# does not exist.
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#
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if {[llength [info command db]]<=0} {
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puts "**** Large file support appears to be broken. *****"
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finish_test
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return
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}
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do_test bigfile-1.3 {
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execsql {
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CREATE TABLE t2 AS SELECT * FROM t1;
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SELECT md5sum(x) FROM t2;
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}
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} $::MAGIC_SUM
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do_test bigfile-1.4 {
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db close
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sqlite3 db test.db
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execsql {
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SELECT md5sum(x) FROM t1;
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}
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} $::MAGIC_SUM
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db close
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if {[catch {fake_big_file 8192 [get_pwd]/test.db}]} {
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puts "**** Unable to create a file larger than 8192 MB. *****"
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finish_test
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return
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}
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hexio_write test.db 28 00000000
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do_test bigfile-1.5 {
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sqlite3 db test.db
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execsql {
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SELECT md5sum(x) FROM t1;
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}
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} $::MAGIC_SUM
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do_test bigfile-1.6 {
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sqlite3 db test.db
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execsql {
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SELECT md5sum(x) FROM t2;
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}
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} $::MAGIC_SUM
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do_test bigfile-1.7 {
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execsql {
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CREATE TABLE t3 AS SELECT * FROM t1;
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SELECT md5sum(x) FROM t3;
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}
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} $::MAGIC_SUM
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do_test bigfile-1.8 {
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db close
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sqlite3 db test.db
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execsql {
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SELECT md5sum(x) FROM t1;
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}
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} $::MAGIC_SUM
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do_test bigfile-1.9 {
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execsql {
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SELECT md5sum(x) FROM t2;
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}
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} $::MAGIC_SUM
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db close
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if {[catch {fake_big_file 16384 [get_pwd]/test.db}]} {
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puts "**** Unable to create a file larger than 16384 MB. *****"
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finish_test
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return
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}
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hexio_write test.db 28 00000000
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do_test bigfile-1.10 {
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sqlite3 db test.db
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execsql {
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SELECT md5sum(x) FROM t1;
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}
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} $::MAGIC_SUM
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do_test bigfile-1.11 {
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sqlite3 db test.db
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execsql {
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SELECT md5sum(x) FROM t2;
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}
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} $::MAGIC_SUM
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do_test bigfile-1.12 {
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sqlite3 db test.db
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execsql {
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SELECT md5sum(x) FROM t3;
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}
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} $::MAGIC_SUM
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do_test bigfile-1.13 {
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execsql {
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CREATE TABLE t4 AS SELECT * FROM t1;
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SELECT md5sum(x) FROM t4;
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}
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} $::MAGIC_SUM
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do_test bigfile-1.14 {
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db close
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sqlite3 db test.db
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execsql {
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SELECT md5sum(x) FROM t1;
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}
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} $::MAGIC_SUM
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do_test bigfile-1.15 {
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execsql {
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SELECT md5sum(x) FROM t2;
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}
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} $::MAGIC_SUM
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do_test bigfile-1.16 {
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execsql {
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SELECT md5sum(x) FROM t3;
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}
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} $::MAGIC_SUM
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finish_test
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