jrnlmode.test

最新的sqlite3.6.2源代码

# 2008 April 17
#
# 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.
#
#***********************************************************************
# This file implements regression tests for SQLite library. The focus
# of these tests is the journal mode pragma.
#
# $Id: jrnlmode.test,v 1.5 2008/08/02 20:09:37 drh Exp $

set testdir [file dirname $argv0]
source $testdir/tester.tcl

ifcapable {!pager_pragmas} {
  finish_test
  return
}

#----------------------------------------------------------------------
# Test cases jrnlmode-1.X test the PRAGMA logic.
#
do_test jrnlmode-1.0 {
  execsql {
    PRAGMA journal_mode;
    PRAGMA main.journal_mode;
    PRAGMA temp.journal_mode;
  } 
} [list delete delete delete]
do_test jrnlmode-1.1 {
  execsql {
    PRAGMA journal_mode = persist;
  } 
} {persist}
do_test jrnlmode-1.2 {
  execsql {
    PRAGMA journal_mode;
    PRAGMA main.journal_mode;
    PRAGMA temp.journal_mode;
  } 
} [list persist persist persist]
do_test jrnlmode-1.4 {
  execsql {
    PRAGMA journal_mode = off;
  } 
} {off}
do_test jrnlmode-1.5 {
  execsql {
    PRAGMA journal_mode;
    PRAGMA main.journal_mode;
    PRAGMA temp.journal_mode;
  } 
} {off off off}
do_test jrnlmode-1.6 {
  execsql {
    PRAGMA journal_mode = delete;
  } 
} {delete}
do_test jrnlmode-1.7 {
  execsql {
    PRAGMA journal_mode;
    PRAGMA main.journal_mode;
    PRAGMA temp.journal_mode;
  } 
} {delete delete delete}
do_test jrnlmode-1.8 {
  execsql {
    PRAGMA journal_mode = off;
    PRAGMA journal_mode = invalid;
  } 
} {off off}
ifcapable attach {
  do_test jrnlmode-1.9 {
    execsql {
      PRAGMA journal_mode = persist;
      ATTACH ':memory:' as aux1;
    }
    execsql {
      PRAGMA main.journal_mode;
      PRAGMA aux1.journal_mode;
    }
  } {persist persist}
  do_test jrnlmode-1.10 {
    execsql {
      PRAGMA main.journal_mode = off;
    }
    execsql {
      PRAGMA main.journal_mode;
      PRAGMA temp.journal_mode;
      PRAGMA aux1.journal_mode;
    }
  } {off persist persist}
  do_test jrnlmode-1.11 {
    execsql {
      PRAGMA journal_mode;
    }
  } {persist}
  do_test jrnlmode-1.12 {
    execsql {
      ATTACH ':memory:' as aux2;
    }
    execsql {
      PRAGMA main.journal_mode;
      PRAGMA aux1.journal_mode;
      PRAGMA aux2.journal_mode;
    }
  } {off persist persist}
  do_test jrnlmode-1.11 {
    execsql {
      PRAGMA aux1.journal_mode = delete;
    }
    execsql {
      PRAGMA main.journal_mode;
      PRAGMA aux1.journal_mode;
      PRAGMA aux2.journal_mode;
    }
  } {off delete persist}
  do_test jrnlmode-1.12 {
    execsql {
      PRAGMA journal_mode = delete;
    }
    execsql {
      PRAGMA main.journal_mode;
      PRAGMA temp.journal_mode;
      PRAGMA aux1.journal_mode;
      PRAGMA aux2.journal_mode;
    }
  } {delete delete delete delete}
  do_test jrnlmode-1.13 {
    execsql {
      ATTACH ':memory:' as aux3;
    }
    execsql {
      PRAGMA main.journal_mode;
      PRAGMA temp.journal_mode;
      PRAGMA aux1.journal_mode;
      PRAGMA aux2.journal_mode;
      PRAGMA aux3.journal_mode;
    }
  } {delete delete delete delete delete}
  
  do_test jrnlmode-1.99 {
    execsql {
      DETACH aux1;
      DETACH aux2;
      DETACH aux3;
    }
  } {}
}

ifcapable attach {
  file delete -force test2.db
  do_test jrnlmode-2.1 {
    execsql {
      ATTACH 'test2.db' AS aux;
      PRAGMA main.journal_mode = persist;
      PRAGMA aux.journal_mode = persist;
      CREATE TABLE abc(a, b, c);
      CREATE TABLE aux.def(d, e, f);
    }
    execsql {
      BEGIN;
      INSERT INTO abc VALUES(1, 2, 3);
      INSERT INTO def VALUES(4, 5, 6);
      COMMIT;
    }
    list [file exists test.db-journal] [file exists test2.db-journal]
  } {1 1}

  do_test jrnlmode-2.2 {
    file size test.db-journal
  } {0}

  do_test jrnlmode-2.3 {
    execsql {
      SELECT * FROM abc;
    }
  } {1 2 3}

  do_test jrnlmode-2.4 {
    file size test.db-journal
  } {0}

  do_test jrnlmode-2.5 {
    execsql {
      SELECT * FROM def;
    }
  } {4 5 6}

#----------------------------------------------------------------------
# Test caes jrnlmode-3.X verify that ticket #3127 has been fixed.
#
  db close
  file delete -force test2.db
  file delete -force test.db
  sqlite3 db test.db

  do_test jrnlmode-3.1 {
    execsql { 
      CREATE TABLE x(n INTEGER); 
      ATTACH 'test2.db' AS a; 
      create table a.x ( n integer ); 
      insert into a.x values(1); 
      insert into a.x values (2); 
      insert into a.x values (3); 
      insert into a.x values (4); 
    }
  } {}
  
  do_test jrnlmode-3.2 {
    execsql { PRAGMA journal_mode=off; }
    execsql { 
      BEGIN IMMEDIATE;
      INSERT OR IGNORE INTO main.x SELECT * FROM a.x;
      COMMIT;
    }
  } {}
}

ifcapable autovacuum&&pragma {
  db close
  file delete -force test.db
  sqlite3 db test.db
  do_test jrnlmode-4.1 {
    execsql {
      PRAGMA cache_size = 1;
      PRAGMA auto_vacuum = 1;
      CREATE TABLE abc(a, b, c);
    }
    execsql { PRAGMA page_count }
  } {3}

  do_test jrnlmode-4.2 {
    execsql { PRAGMA journal_mode = off }
  } {off}

  do_test jrnlmode-4.3 {
    execsql { INSERT INTO abc VALUES(1, 2, randomblob(2000)) }
  } {}

  # This will attempt to truncate the database file. Check that this
  # is not a problem when journal_mode=off.
  do_test jrnlmode-4.4 {
    execsql { DELETE FROM abc }
  } {}

  integrity_check jrnlmode-4.5
}

#------------------------------------------------------------------------
# The following test caes, jrnlmode-5.*, test the journal_size_limit
# pragma.
ifcapable pragma {
  db close
  file delete -force test.db test2.db test3.db
  sqlite3 db test.db

  do_test jrnlmode-5.1 {
    execsql {pragma page_size=1024}
    execsql {pragma journal_mode=persist}
  } {persist}

  do_test jrnlmode-5.2 {
    execsql { PRAGMA journal_size_limit }
  } {-1}
  do_test jrnlmode-5.3 {
    execsql { 
      ATTACH 'test2.db' AS aux;
      PRAGMA aux.journal_size_limit;
    }
  } {-1}
  do_test jrnlmode-5.4 {
    execsql { PRAGMA aux.journal_size_limit = 10240 }
  } {10240}
  do_test jrnlmode-5.5 {
    execsql { PRAGMA main.journal_size_limit = 20480 }
  } {20480}
  do_test jrnlmode-5.6 {
    execsql { PRAGMA journal_size_limit }
  } {20480}
  do_test jrnlmode-5.7 {
    execsql { PRAGMA aux.journal_size_limit }
  } {10240}

  do_test jrnlmode-5.8 {
    execsql { ATTACH 'test3.db' AS aux2 }
  } {}

  do_test jrnlmode-5.9 {
    execsql {
      CREATE TABLE main.t1(a, b, c);
      CREATE TABLE aux.t2(a, b, c);
      CREATE TABLE aux2.t3(a, b, c);
    }
  } {}
  do_test jrnlmode-5.10 {
    list \
      [file exists test.db-journal]  \
      [file exists test2.db-journal] \
      [file exists test3.db-journal]
  } {1 1 1}
  do_test jrnlmode-5.11 {
    execsql {
      BEGIN;
      INSERT INTO t3 VALUES(randomblob(1000),randomblob(1000),randomblob(1000));
      INSERT INTO t3 
          SELECT randomblob(1000),randomblob(1000),randomblob(1000) FROM t3;
      INSERT INTO t3 
          SELECT randomblob(1000),randomblob(1000),randomblob(1000) FROM t3;
      INSERT INTO t3 
          SELECT randomblob(1000),randomblob(1000),randomblob(1000) FROM t3;
      INSERT INTO t3 
          SELECT randomblob(1000),randomblob(1000),randomblob(1000) FROM t3;
      INSERT INTO t3 
          SELECT randomblob(1000),randomblob(1000),randomblob(1000) FROM t3;
      INSERT INTO t2 SELECT * FROM t3;
      INSERT INTO t1 SELECT * FROM t2;
      COMMIT;
    }
    list \
      [file exists test.db-journal]  \
      [file exists test2.db-journal] \
      [file exists test3.db-journal] \
      [file size test.db-journal]    \
      [file size test2.db-journal]   \
      [file size test3.db-journal]
  } {1 1 1 0 0 0}

  do_test jrnlmode-5.12 {
    execsql {
      BEGIN;
      UPDATE t1 SET a = randomblob(1000);
    }
    expr {[file size test.db-journal]>30000}
  } {1}
  do_test jrnlmode-5.13 {
    execsql COMMIT
    file size test.db-journal
  } {20480}

  do_test jrnlmode-5.14 {
    execsql {
      BEGIN;
      UPDATE t2 SET a = randomblob(1000);
    }
    expr {[file size test2.db-journal]>30000}
  } {1}
  do_test jrnlmode-5.15 {
    execsql COMMIT
    file size test2.db-journal
  } {10240}

  do_test jrnlmode-5.16 {
    execsql {
      BEGIN;
      UPDATE t3 SET a = randomblob(1000);
    }
    set journalsize [file size test3.db-journal]
    expr {$journalsize>30000}
  } {1}
  do_test jrnlmode-5.17 {
    execsql COMMIT
    set sz [file size test3.db-journal]
    expr {$sz>=$journalsize}
  } {1}

  do_test jrnlmode-5.18 {
    execsql {
      PRAGMA journal_size_limit = -4;
      BEGIN;
      UPDATE t1 SET a = randomblob(1000);
    }
    set journalsize [file size test.db-journal]
    expr {$journalsize>30000}
  } {1}
  do_test jrnlmode-5.19 {
    execsql COMMIT
    set sz [file size test.db-journal]
    expr {$sz>=$journalsize}
  } {1}
}

finish_test