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Annotation of embedaddon/sqlite3/test/corruptA.test, revision 1.1

1.1     ! misho       1: # 2008 July 11
        !             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 SQLite does not crash or
        !            14: # segfault if it sees a corrupt database file.  It specifically focuses
        !            15: # on corrupt database headers.
        !            16: #
        !            17: # $Id: corruptA.test,v 1.1 2008/07/11 16:39:23 drh Exp $
        !            18: 
        !            19: set testdir [file dirname $argv0]
        !            20: source $testdir/tester.tcl
        !            21: 
        !            22: # Do not use a codec for tests in this file, as the database file is
        !            23: # manipulated directly using tcl scripts (using the [hexio_write] command).
        !            24: #
        !            25: do_not_use_codec
        !            26: 
        !            27: 
        !            28: # Create a database to work with.
        !            29: #
        !            30: do_test corruptA-1.1 {
        !            31:   execsql {
        !            32:     CREATE TABLE t1(x);
        !            33:     INSERT INTO t1(x) VALUES(1);
        !            34:   }
        !            35:   expr {[file size test.db]>=1024}
        !            36: } {1}
        !            37: integrity_check corruptA-1.2
        !            38: 
        !            39: # Corrupt the file header in various ways and make sure the corruption
        !            40: # is detected when opening the database file.
        !            41: #
        !            42: db close
        !            43: forcecopy test.db test.db-template
        !            44: 
        !            45: set unreadable_version 02
        !            46: ifcapable wal { set unreadable_version 03 }
        !            47: do_test corruptA-2.1 {
        !            48:   forcecopy test.db-template test.db
        !            49:   hexio_write test.db 19 $unreadable_version   ;# the read format number
        !            50:   sqlite3 db test.db
        !            51:   catchsql {SELECT * FROM t1}  
        !            52: } {1 {file is encrypted or is not a database}}
        !            53:  
        !            54: do_test corruptA-2.2 {
        !            55:   db close
        !            56:   forcecopy test.db-template test.db
        !            57:   hexio_write test.db 21 41   ;# max embedded payload fraction
        !            58:   sqlite3 db test.db
        !            59:   catchsql {SELECT * FROM t1}  
        !            60: } {1 {file is encrypted or is not a database}}
        !            61:  
        !            62: do_test corruptA-2.3 {
        !            63:   db close
        !            64:   forcecopy test.db-template test.db
        !            65:   hexio_write test.db 22 1f   ;# min embedded payload fraction
        !            66:   sqlite3 db test.db
        !            67:   catchsql {SELECT * FROM t1}  
        !            68: } {1 {file is encrypted or is not a database}}
        !            69:  
        !            70: do_test corruptA-2.4 {
        !            71:   db close
        !            72:   forcecopy test.db-template test.db
        !            73:   hexio_write test.db 23 21   ;# min leaf payload fraction
        !            74:   sqlite3 db test.db
        !            75:   catchsql {SELECT * FROM t1}  
        !            76: } {1 {file is encrypted or is not a database}}
        !            77:  
        !            78: 
        !            79: finish_test