103 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			103 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
# 2011 September 20
 | 
						|
#
 | 
						|
# 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 sqlite3_db_status() function
 | 
						|
#
 | 
						|
 | 
						|
set testdir [file dirname $argv0]
 | 
						|
source $testdir/tester.tcl
 | 
						|
 | 
						|
set ::testprefix dbstatus2
 | 
						|
 | 
						|
do_execsql_test 1.0 {
 | 
						|
  PRAGMA page_size = 1024;
 | 
						|
  PRAGMA auto_vacuum = 0;
 | 
						|
 | 
						|
  CREATE TABLE t1(a PRIMARY KEY, b);
 | 
						|
  INSERT INTO t1 VALUES(1, randomblob(600));
 | 
						|
  INSERT INTO t1 VALUES(2, randomblob(600));
 | 
						|
  INSERT INTO t1 VALUES(3, randomblob(600));
 | 
						|
}
 | 
						|
 | 
						|
proc db_hit_miss {db {reset 0}} {
 | 
						|
  set nHit  [sqlite3_db_status $db CACHE_HIT $reset]
 | 
						|
  set nMiss [sqlite3_db_status $db CACHE_MISS $reset]
 | 
						|
  list $nHit $nMiss
 | 
						|
}
 | 
						|
 | 
						|
proc db_write {db {reset 0}} {
 | 
						|
  sqlite3_db_status $db CACHE_WRITE $reset
 | 
						|
}
 | 
						|
 | 
						|
do_test 1.1 {
 | 
						|
  db close
 | 
						|
  sqlite3 db test.db
 | 
						|
  execsql { PRAGMA mmap_size = 0 }
 | 
						|
  expr {[file size test.db] / 1024}
 | 
						|
} 6
 | 
						|
 | 
						|
do_test 1.2 {
 | 
						|
  execsql { SELECT b FROM t1 WHERE a=2 }
 | 
						|
  db_hit_miss db
 | 
						|
} {{0 2 0} {0 4 0}}
 | 
						|
 | 
						|
do_test 1.3 { 
 | 
						|
  execsql { SELECT b FROM t1 WHERE a=2 }
 | 
						|
  db_hit_miss db
 | 
						|
} {{0 6 0} {0 4 0}}
 | 
						|
 | 
						|
do_test 1.4 { 
 | 
						|
  execsql { SELECT b FROM t1 WHERE a=2 }
 | 
						|
  db_hit_miss db
 | 
						|
} {{0 10 0} {0 4 0}}
 | 
						|
 | 
						|
do_test 1.5 { 
 | 
						|
  db_hit_miss db 1
 | 
						|
} {{0 10 0} {0 4 0}}
 | 
						|
 | 
						|
do_test 1.6 { 
 | 
						|
  db_hit_miss db 0
 | 
						|
} {{0 0 0} {0 0 0}}
 | 
						|
 | 
						|
do_test 1.7 {
 | 
						|
  set fd [db incrblob main t1 b 1]
 | 
						|
  fconfigure $fd -translation binary
 | 
						|
  set len [string length [read $fd]]
 | 
						|
  close $fd
 | 
						|
  set len
 | 
						|
} 600
 | 
						|
do_test 1.8 { sqlite3_db_status db CACHE_HIT  0 } {0 2 0}
 | 
						|
do_test 1.9 { sqlite3_db_status db CACHE_MISS 0 } {0 1 0}
 | 
						|
 | 
						|
do_test 2.1 { db_write db } {0 0 0}
 | 
						|
do_test 2.2 { 
 | 
						|
  execsql { INSERT INTO t1 VALUES(4, randomblob(600)) }
 | 
						|
  db_write db
 | 
						|
} {0 4 0}
 | 
						|
do_test 2.3 { db_write db 1 } {0 4 0}
 | 
						|
do_test 2.4 { db_write db 0 } {0 0 0}
 | 
						|
do_test 2.5 { db_write db 1 } {0 0 0}
 | 
						|
 | 
						|
ifcapable wal {
 | 
						|
  do_test 2.6 { 
 | 
						|
    execsql { PRAGMA journal_mode = WAL }
 | 
						|
    db_write db 1
 | 
						|
  } {0 1 0}
 | 
						|
}
 | 
						|
do_test 2.7 { 
 | 
						|
  execsql { INSERT INTO t1 VALUES(5, randomblob(600)) }
 | 
						|
  db_write db
 | 
						|
} {0 4 0}
 | 
						|
do_test 2.8 { db_write db 1 } {0 4 0}
 | 
						|
do_test 2.9 { db_write db 0 } {0 0 0}
 | 
						|
 
 | 
						|
finish_test
 |