127 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			127 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
# 2011 July 26
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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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# This file contains tests for using WAL with persistent WAL file mode.
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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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source $testdir/lock_common.tcl
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set ::testprefix walpersist
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ifcapable !wal {
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  finish_test
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  return
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}
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do_test walpersist-1.0 {
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  db eval {
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    PRAGMA journal_mode=WAL;
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    CREATE TABLE t1(a);
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    INSERT INTO t1 VALUES(randomblob(5000));
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  }
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  file exists test.db-wal
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} {1}
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do_test walpersist-1.1 {
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  file exists test.db-shm
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} {1}
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do_test walpersist-1.2 {
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  db close
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  list [file exists test.db] [file exists test.db-wal] [file exists test.db-shm]
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} {1 0 0}
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do_test walpersist-1.3 {
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  sqlite3 db test.db
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  db eval {SELECT length(a) FROM t1}
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} {5000}
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do_test walpersist-1.4 {
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  list [file exists test.db] [file exists test.db-wal] [file exists test.db-shm]
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} {1 1 1}
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do_test walpersist-1.5 {
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  file_control_persist_wal db -1
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} {0 0}
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do_test walpersist-1.6 {
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  file_control_persist_wal db 1
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} {0 1}
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do_test walpersist-1.7 {
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  file_control_persist_wal db -1
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} {0 1}
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do_test walpersist-1.8 {
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  file_control_persist_wal db 0
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} {0 0}
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do_test walpersist-1.9 {
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  file_control_persist_wal db -1
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} {0 0}
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do_test walpersist-1.10 {
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  file_control_persist_wal db 1
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} {0 1}
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do_test walpersist-1.11 {
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  db close
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  list [file exists test.db] [file exists test.db-wal] [file exists test.db-shm]
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} {1 1 1}
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# Make sure the journal_size_limit works to limit the size of the
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# persisted wal file.  In persistent-wal mode, any non-negative
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# journal_size_limit causes the WAL file to be truncated to zero bytes
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# when closing.
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#
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forcedelete test.db test.db-shm test.db-wal
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do_test walpersist-2.1 {
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  sqlite3 db test.db
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  db eval {
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    PRAGMA journal_mode=WAL;
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    PRAGMA wal_autocheckpoint=OFF;
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    PRAGMA journal_size_limit=12000;
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    CREATE TABLE t1(x);
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    INSERT INTO t1 VALUES(randomblob(50000));
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    UPDATE t1 SET x=randomblob(50000);
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  }
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  expr {[file size test.db-wal]>100000}
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} {1}
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do_test walpersist-2.2 {
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  file_control_persist_wal db 1
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  db close
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  concat [file exists test.db-wal] [file size test.db-wal]
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} {1 0}
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do_test walpersist-2.3 {
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  sqlite3 db test.db
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  execsql { PRAGMA integrity_check }
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} {ok}
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do_test 3.1 {
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  catch {db close}
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  forcedelete test.db test.db-shm test.db-wal
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  sqlite3 db test.db
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  execsql {
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    PRAGMA page_size = 1024;
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    PRAGMA journal_mode = WAL;
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    PRAGMA wal_autocheckpoint=128;
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    PRAGMA journal_size_limit=16384;
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    CREATE TABLE t1(a, b, PRIMARY KEY(a, b));
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  }
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} {wal 128 16384}
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do_test 3.2 {
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  for {set i 0} {$i<200} {incr i} {
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    execsql { INSERT INTO t1 VALUES(randomblob(500), randomblob(500)) }
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  }
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  file_control_persist_wal db 1
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  db close
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} {}
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do_test walpersist-3.3 { 
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  file size test.db-wal 
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} {0}
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do_test walpersist-3.4 { 
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  sqlite3 db test.db
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  execsql { PRAGMA integrity_check }
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} {ok}
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finish_test
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