author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 17 Sep 2010 08:39:56 +0300 | |
changeset 49 | 7521e5afd3df |
parent 0 | 08ec8eefde2f |
permissions | -rw-r--r-- |
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# 2005 October 3 |
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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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# This file implements tests the ability of the library to open |
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# many different databases at the same time without leaking memory. |
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# |
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# $Id: manydb.test,v 1.3 2006/01/11 01:08:34 drh Exp $ |
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set testdir [file dirname $argv0] |
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source $testdir/tester.tcl |
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set N 300 |
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|
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# First test how many file descriptors are available for use. To open a |
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# database for writing SQLite requires 3 file descriptors (the database, the |
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# journal and the directory). |
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set filehandles {} |
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catch { |
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for {set i 0} {$i<($N * 3)} {incr i} { |
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lappend filehandles [open testfile.1 w] |
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} |
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} |
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foreach fd $filehandles { |
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close $fd |
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} |
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catch { |
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file delete -force testfile.1 |
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} |
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set N [expr $i / 3] |
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# Create a bunch of random database names |
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# |
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unset -nocomplain dbname |
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unset -nocomplain used |
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for {set i 0} {$i<$N} {incr i} { |
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while 1 { |
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set name test-[format %08x [expr {int(rand()*0x7fffffff)}]].db |
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if {[info exists used($name)]} continue |
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set dbname($i) $name |
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set used($name) $i |
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break |
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} |
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} |
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# Create a bunch of databases |
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# |
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for {set i 0} {$i<$N} {incr i} { |
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do_test manydb-1.$i { |
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sqlite3 db$i $dbname($i) |
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execsql { |
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CREATE TABLE t1(a,b); |
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BEGIN; |
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INSERT INTO t1 VALUES(1,2); |
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} db$i |
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} {} |
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} |
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# Finish the transactions |
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# |
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for {set i 0} {$i<$N} {incr i} { |
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do_test manydb-2.$i { |
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execsql { |
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COMMIT; |
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SELECT * FROM t1; |
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} db$i |
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} {1 2} |
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} |
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# Close the databases and erase the files. |
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# |
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for {set i 0} {$i<$N} {incr i} { |
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do_test manydb-3.$i { |
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db$i close |
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file delete -force $dbname($i) |
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} {} |
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} |
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finish_test |