| # 2008 August 01 |
| # |
| # The author disclaims copyright to this source code. In place of |
| # a legal notice, here is a blessing: |
| # |
| # May you do good and not evil. |
| # May you find forgiveness for yourself and forgive others. |
| # May you share freely, never taking more than you give. |
| # |
| #*********************************************************************** |
| # |
| # Tests for the lookaside memory allocator. |
| # |
| # $Id: lookaside.test,v 1.10 2009/04/09 01:23:49 drh Exp $ |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| |
| ifcapable !lookaside { |
| finish_test |
| return |
| } |
| |
| # The tests in this file configure the lookaside allocator after a |
| # connection is opened. This will not work if there is any "presql" |
| # configured (SQL run within the [sqlite3] wrapper in tester.tcl). |
| if {[info exists ::G(perm:presql)]} { |
| finish_test |
| return |
| } |
| |
| catch {db close} |
| sqlite3_shutdown |
| sqlite3_config_pagecache 0 0 |
| sqlite3_config_scratch 0 0 |
| sqlite3_initialize |
| autoinstall_test_functions |
| sqlite3 db test.db |
| |
| # Make sure sqlite3_db_config() and sqlite3_db_status are working. |
| # |
| do_test lookaside-1.1 { |
| catch {sqlite3_config_error db} |
| } {0} |
| |
| do_test lookaside-1.2 { |
| sqlite3_db_config_lookaside db 1 18 18 |
| } {0} |
| do_test lookaside-1.3.1 { |
| sqlite3_db_status db DBSTATUS_LOOKASIDE_USED 0 |
| } {0 0 0} |
| do_test lookaside-1.3.2 { |
| sqlite3_db_status db DBSTATUS_LOOKASIDE_HIT 0 |
| } {0 0 0} |
| do_test lookaside-1.3.3 { |
| sqlite3_db_status db DBSTATUS_LOOKASIDE_MISS_SIZE 0 |
| } {0 0 0} |
| do_test lookaside-1.3.4 { |
| sqlite3_db_status db DBSTATUS_LOOKASIDE_MISS_FULL 0 |
| } {0 0 0} |
| |
| do_test lookaside-1.4 { |
| db eval {CREATE TABLE t1(w,x,y,z);} |
| foreach {x y z} [sqlite3_db_status db DBSTATUS_LOOKASIDE_USED 0] break |
| set p [lindex [sqlite3_db_status db DBSTATUS_LOOKASIDE_HIT 0] 2] |
| set q [lindex [sqlite3_db_status db DBSTATUS_LOOKASIDE_MISS_SIZE 0] 2] |
| set r [lindex [sqlite3_db_status db DBSTATUS_LOOKASIDE_MISS_FULL 0] 2] |
| expr {$x==0 && $y<$z && $z==18 && $p>0 && $q>0 && $r>0} |
| } {0} |
| do_test lookaside-1.5 { |
| foreach {x y z} [sqlite3_db_status db DBSTATUS_LOOKASIDE_USED 1] break |
| expr {$x==0 && $y<$z && $z==18} |
| } {0} |
| do_test lookaside-1.6 { |
| foreach {x y z} [sqlite3_db_status db DBSTATUS_LOOKASIDE_USED 0] break |
| expr {$x==0 && $y==$z && $y<18} |
| } {1} |
| do_test lookaside-1.7 { |
| db cache flush |
| foreach {x y z} [sqlite3_db_status db DBSTATUS_LOOKASIDE_USED 0] break |
| expr {$x==0 && $y==0 && $z<18} |
| } {1} |
| do_test lookaside-1.8 { |
| db cache flush |
| foreach {x y z} [sqlite3_db_status db DBSTATUS_LOOKASIDE_USED 1] break |
| expr {$x==0 && $y==0 && $z<18} |
| } {1} |
| do_test lookaside-1.9 { |
| db cache flush |
| sqlite3_db_status db DBSTATUS_LOOKASIDE_USED 0 |
| } {0 0 0} |
| |
| do_test lookaside-2.1 { |
| sqlite3_db_config_lookaside db 0 100 1000 |
| } {0} |
| do_test lookaside-2.2 { |
| db eval {CREATE TABLE t2(x);} |
| foreach {x y z} [sqlite3_db_status db DBSTATUS_LOOKASIDE_USED 0] break |
| expr {$x==0 && $y<$z && $z>10 && $z<100} |
| } {1} |
| do_test lookaside-2.3 { |
| sqlite3_db_config_lookaside db 0 50 50 |
| } {5} ;# SQLITE_BUSY |
| do_test lookaside-2.4 { |
| db cache flush |
| sqlite3_db_config_lookaside db 0 50 50 |
| } {0} ;# SQLITE_OK |
| do_test lookaside-2.5 { |
| sqlite3_db_config_lookaside db 0 -1 50 |
| } {0} ;# SQLITE_OK |
| do_test lookaside-2.6 { |
| sqlite3_db_config_lookaside db 0 50 -1 |
| } {0} ;# SQLITE_OK |
| |
| # sqlite3_db_status() with an invalid verb returns an error. |
| # |
| do_test lookaside-3.1 { |
| sqlite3_db_status db 99999 0 |
| } {1 0 0} |
| |
| # Test that an invalid verb on sqlite3_config() is detected and |
| # reported as an error. |
| # |
| do_test lookaside-4.1 { |
| db close |
| sqlite3_shutdown |
| catch sqlite3_config_error |
| } {0} |
| sqlite3_initialize |
| autoinstall_test_functions |
| |
| finish_test |