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

1.1     ! misho       1: # 2010 July 07
        !             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.  The
        !            12: # focus of this script testing the ability of SQLite to handle database
        !            13: # files larger than 4GB in WAL mode.
        !            14: #
        !            15: 
        !            16: 
        !            17: set testdir [file dirname $argv0]
        !            18: source $testdir/tester.tcl
        !            19: 
        !            20: ifcapable !wal {
        !            21:   finish_test
        !            22:   return
        !            23: }
        !            24: 
        !            25: # Do not use a codec for this file, as the database is manipulated using
        !            26: # external methods (the [fake_big_file] and [hexio_write] commands).
        !            27: #
        !            28: do_not_use_codec
        !            29: 
        !            30: # If SQLITE_DISABLE_LFS is defined, omit this file.
        !            31: ifcapable !lfs {
        !            32:   finish_test
        !            33:   return
        !            34: }
        !            35: 
        !            36: set a_string_counter 1
        !            37: proc a_string {n} {
        !            38:   incr ::a_string_counter
        !            39:   string range [string repeat "${::a_string_counter}." $n] 1 $n
        !            40: }
        !            41: db func a_string a_string
        !            42: 
        !            43: do_test walbig-1.0 {
        !            44:   execsql {
        !            45:     PRAGMA journal_mode = WAL;
        !            46:     CREATE TABLE t1(a PRIMARY KEY, b UNIQUE);
        !            47:     INSERT INTO t1 VALUES(a_string(300), a_string(500));
        !            48:     INSERT INTO t1 SELECT a_string(300), a_string(500) FROM t1;
        !            49:     INSERT INTO t1 SELECT a_string(300), a_string(500) FROM t1;
        !            50:     INSERT INTO t1 SELECT a_string(300), a_string(500) FROM t1;
        !            51:   }
        !            52: } {wal}
        !            53: 
        !            54: db close
        !            55: if {[catch {fake_big_file 5000 [pwd]/test.db}]} {
        !            56:   puts "**** Unable to create a file larger than 5000 MB. *****"
        !            57:   finish_test
        !            58:   return
        !            59: }
        !            60: hexio_write test.db 28 00000000
        !            61: 
        !            62: sqlite3 db test.db
        !            63: db func a_string a_string
        !            64: do_test walbig-1.1 {
        !            65:   execsql { INSERT INTO t1 SELECT a_string(300), a_string(500) FROM t1 }
        !            66: } {}
        !            67: db close
        !            68: 
        !            69: sqlite3 db test.db
        !            70: do_test walbig-1.2 {
        !            71:   execsql { SELECT a FROM t1 ORDER BY a }
        !            72: } [lsort [execsql { SELECT a FROM t1 ORDER BY rowid }]]
        !            73: 
        !            74: do_test walbig-1.3 {
        !            75:   execsql { SELECT b FROM t1 ORDER BY b }
        !            76: } [lsort [execsql { SELECT b FROM t1 ORDER BY rowid }]]
        !            77: 
        !            78: finish_test