gitlab.com/CoiaPrant/sqlite3@v1.19.1/testdata/tcl/journal1.test (about)

     1  # 2005 March 15
     2  #
     3  # The author disclaims copyright to this source code.  In place of
     4  # a legal notice, here is a blessing:
     5  #
     6  #    May you do good and not evil.
     7  #    May you find forgiveness for yourself and forgive others.
     8  #    May you share freely, never taking more than you give.
     9  #
    10  #***********************************************************************
    11  # This file implements regression tests for SQLite library.
    12  #
    13  # This file implements tests to make sure that leftover journals from
    14  # prior databases do not try to rollback into new databases.
    15  #
    16  # $Id: journal1.test,v 1.2 2005/03/20 22:54:56 drh Exp $
    17  
    18  
    19  set testdir [file dirname $argv0]
    20  source $testdir/tester.tcl
    21  
    22  # These tests will not work on windows because windows uses
    23  # manditory file locking which breaks the copy_file command.
    24  #
    25  # Or with atomic_batch_write systems, as journal files are
    26  # not created.
    27  #
    28  if {$tcl_platform(platform)=="windows"
    29   || [atomic_batch_write test.db]
    30  } {
    31    finish_test
    32    return
    33  }
    34  
    35  # Create a smaple database
    36  #
    37  do_test journal1-1.1 {
    38    execsql {
    39      CREATE TABLE t1(a,b);
    40      INSERT INTO t1 VALUES(1,randstr(10,400));
    41      INSERT INTO t1 VALUES(2,randstr(10,400));
    42      INSERT INTO t1 SELECT a+2, a||b FROM t1;
    43      INSERT INTO t1 SELECT a+4, a||b FROM t1;
    44      SELECT count(*) FROM t1;
    45    }
    46  } 8
    47  
    48  # Make changes to the database and save the journal file.
    49  # Then delete the database.  Replace the journal file
    50  # and try to create a new database with the same name.  The
    51  # old journal should not attempt to rollback into the new
    52  # database.
    53  #
    54  do_test journal1-1.2 {
    55    execsql {
    56      BEGIN;
    57      DELETE FROM t1;
    58    }
    59    forcecopy test.db-journal test.db-journal-bu
    60    execsql {
    61      ROLLBACK;
    62    }
    63    db close
    64    delete_file test.db
    65    copy_file test.db-journal-bu test.db-journal
    66    sqlite3 db test.db
    67    catchsql {
    68      SELECT * FROM sqlite_master
    69    }
    70  } {0 {}}
    71  
    72  finish_test