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