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

1.1     ! misho       1: # 2010 July 28
        !             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: #
        !            12: 
        !            13: set testdir [file dirname $argv0]
        !            14: source $testdir/tester.tcl
        !            15: 
        !            16: file_control_chunksize_test db main [expr 1024*1024]
        !            17: 
        !            18: do_test fallocate-1.1 {
        !            19:   execsql {
        !            20:     PRAGMA page_size = 1024;
        !            21:     PRAGMA auto_vacuum = 1;
        !            22:     CREATE TABLE t1(a, b);
        !            23:   }
        !            24:   file size test.db
        !            25: } [expr 1*1024*1024]
        !            26: 
        !            27: do_test fallocate-1.2 {
        !            28:   execsql { INSERT INTO t1 VALUES(1, zeroblob(1024*900)) }
        !            29:   file size test.db
        !            30: } [expr 1*1024*1024]
        !            31: 
        !            32: do_test fallocate-1.3 {
        !            33:   execsql { INSERT INTO t1 VALUES(2, zeroblob(1024*900)) }
        !            34:   file size test.db
        !            35: } [expr 2*1024*1024]
        !            36: 
        !            37: do_test fallocate-1.4 {
        !            38:   execsql { DELETE FROM t1 WHERE a = 1 }
        !            39:   file size test.db
        !            40: } [expr 1*1024*1024]
        !            41: 
        !            42: do_test fallocate-1.5 {
        !            43:   execsql { DELETE FROM t1 WHERE a = 2 }
        !            44:   file size test.db
        !            45: } [expr 1*1024*1024]
        !            46: 
        !            47: do_test fallocate-1.6 {
        !            48:   execsql { PRAGMA freelist_count }
        !            49: } {0}
        !            50: 
        !            51: # Start a write-transaction and read the "database file size" field from
        !            52: # the journal file. This field should be set to the number of pages in
        !            53: # the database file based on the size of the file on disk, not the actual
        !            54: # logical size of the database within the file.
        !            55: #
        !            56: # We need to check this to verify that if in the unlikely event a rollback
        !            57: # causes a database file to grow, the database grows to its previous size
        !            58: # on disk, not to the minimum size required to hold the database image.
        !            59: #
        !            60: do_test fallocate-1.7 {
        !            61:   execsql { BEGIN; INSERT INTO t1 VALUES(1, 2); }
        !            62:   if {[permutation] != "inmemory_journal"} {
        !            63:     hexio_get_int [hexio_read test.db-journal 16 4]
        !            64:   } else {
        !            65:     set {} 1024
        !            66:   }
        !            67: } {1024}
        !            68: do_test fallocate-1.8 { execsql { COMMIT } } {}
        !            69: 
        !            70: 
        !            71: #-------------------------------------------------------------------------
        !            72: # The following tests - fallocate-2.* - test that things work in WAL
        !            73: # mode as well.
        !            74: #
        !            75: set skipwaltests [expr {
        !            76:   [permutation]=="journaltest" || [permutation]=="inmemory_journal"
        !            77: }]
        !            78: ifcapable !wal { set skipwaltests 1 }
        !            79: 
        !            80: if {!$skipwaltests} {
        !            81:   db close
        !            82:   forcedelete test.db
        !            83:   sqlite3 db test.db
        !            84:   file_control_chunksize_test db main [expr 32*1024]
        !            85:   
        !            86:   do_test fallocate-2.1 {
        !            87:     execsql {
        !            88:       PRAGMA page_size = 1024;
        !            89:       PRAGMA journal_mode = WAL;
        !            90:       CREATE TABLE t1(a, b);
        !            91:     }
        !            92:     file size test.db
        !            93:   } [expr 32*1024]
        !            94:   
        !            95:   do_test fallocate-2.2 {
        !            96:     execsql { INSERT INTO t1 VALUES(1, zeroblob(35*1024)) }
        !            97:     execsql { PRAGMA wal_checkpoint }
        !            98:     file size test.db
        !            99:   } [expr 64*1024]
        !           100:   
        !           101:   do_test fallocate-2.3 {
        !           102:     execsql { DELETE FROM t1 }
        !           103:     execsql { VACUUM }
        !           104:     file size test.db
        !           105:   } [expr 64*1024]
        !           106:   
        !           107:   do_test fallocate-2.4 {
        !           108:     execsql { PRAGMA wal_checkpoint }
        !           109:     file size test.db
        !           110:   } [expr 32*1024]
        !           111:   
        !           112:   do_test fallocate-2.5 {
        !           113:     execsql { 
        !           114:       INSERT INTO t1 VALUES(2, randomblob(35*1024));
        !           115:       PRAGMA wal_checkpoint;
        !           116:       INSERT INTO t1 VALUES(3, randomblob(128));
        !           117:       DELETE FROM t1 WHERE a = 2;
        !           118:       VACUUM;
        !           119:     }
        !           120:     file size test.db
        !           121:   } [expr 64*1024]
        !           122:   
        !           123:   do_test fallocate-2.6 {
        !           124:     sqlite3 db2 test.db
        !           125:     execsql { BEGIN ; SELECT count(a) FROM t1 } db2
        !           126:     execsql {  
        !           127:       INSERT INTO t1 VALUES(4, randomblob(128));
        !           128:       PRAGMA wal_checkpoint;
        !           129:     }
        !           130:     file size test.db
        !           131:   } [expr 64*1024]
        !           132:   
        !           133:   do_test fallocate-2.7 {
        !           134:     execsql { SELECT count(b) FROM t1 } db2
        !           135:   } {1}
        !           136:   
        !           137:   do_test fallocate-2.8 {
        !           138:     execsql { COMMIT } db2
        !           139:     execsql { PRAGMA wal_checkpoint }
        !           140:     file size test.db
        !           141:   } [expr 32*1024]
        !           142: }
        !           143: 
        !           144: 
        !           145: finish_test
        !           146: