1 # 2010 June 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 # 12 13 set testdir [file dirname $argv0] 14 source $testdir/tester.tcl 15 source $testdir/lock_common.tcl 16 source $testdir/malloc_common.tcl 17 18 set otn 0 19 testvfs tv -default 1 20 foreach code [list { 21 set s 512 22 } { 23 set s 1024 24 set sql { PRAGMA journal_mode = memory } 25 } { 26 set s 1024 27 set sql { 28 PRAGMA journal_mode = memory; 29 PRAGMA locking_mode = exclusive; 30 } 31 } { 32 set s 2048 33 tv devchar safe_append 34 } { 35 set s 4096 36 } { 37 set s 4096 38 set sql { PRAGMA journal_mode = WAL } 39 } { 40 set s 4096 41 set sql { PRAGMA auto_vacuum = 1 } 42 } { 43 set s 8192 44 set sql { PRAGMA synchronous = off } 45 }] { 46 47 incr otn 48 set sql "" 49 tv devchar {} 50 eval $code 51 tv sectorsize $s 52 53 do_test pager2-1.$otn.0 { 54 faultsim_delete_and_reopen 55 execsql $sql 56 execsql { 57 PRAGMA cache_size = 10; 58 CREATE TABLE t1(i INTEGER PRIMARY KEY, j blob); 59 } 60 } {} 61 62 set tn 0 63 set lowpoint 0 64 foreach x { 65 100 x 0 100 66 x 67 70 22 96 59 96 50 22 56 21 16 37 64 43 40 0 38 22 38 55 0 6 68 43 62 32 93 54 18 13 29 45 66 29 25 61 31 53 82 75 25 96 86 10 69 69 2 29 6 60 80 95 42 82 85 50 68 96 90 39 78 69 87 97 48 74 65 43 70 x 71 86 34 26 50 41 85 58 44 89 22 6 51 45 46 58 32 97 6 1 12 32 2 72 69 39 48 71 33 31 5 58 90 43 24 54 12 9 18 57 4 38 91 42 27 45 73 50 38 56 29 10 0 26 37 83 1 78 15 47 30 75 62 46 29 68 5 30 4 74 27 96 33 95 79 75 56 10 29 70 32 75 52 88 5 36 50 57 46 63 88 65 75 x 76 44 95 64 20 24 35 69 61 61 2 35 92 42 46 23 98 78 1 38 72 79 35 77 94 37 13 59 5 93 27 58 80 75 58 7 67 13 10 76 84 4 8 70 81 45 78 8 41 98 5 60 26 92 29 91 90 2 62 40 4 5 22 80 15 83 76 52 88 79 29 5 68 73 72 7 54 17 89 32 81 94 51 28 53 71 8 42 54 59 70 79 80 x 81 } { 82 incr tn 83 set now [db one {SELECT count(i) FROM t1}] 84 if {$x == "x"} { 85 execsql { COMMIT ; BEGIN } 86 set lowpoint $now 87 do_test pager2.1.$otn.$tn { 88 sqlite3 db2 test.db 89 execsql { 90 SELECT COALESCE(max(i), 0) FROM t1; 91 PRAGMA integrity_check; 92 } 93 } [list $lowpoint ok] 94 db2 close 95 } else { 96 if {$now > $x } { 97 if { $x>=$lowpoint } { 98 execsql "ROLLBACK TO sp_$x" 99 } else { 100 execsql "DELETE FROM t1 WHERE i>$x" 101 set lowpoint $x 102 } 103 } elseif {$now < $x} { 104 for {set k $now} {$k < $x} {incr k} { 105 execsql "SAVEPOINT sp_$k" 106 execsql { INSERT INTO t1(j) VALUES(randomblob(1500)) } 107 } 108 } 109 do_execsql_test pager2.1.$otn.$tn { 110 SELECT COALESCE(max(i), 0) FROM t1; 111 PRAGMA integrity_check; 112 } [list $x ok] 113 } 114 } 115 } 116 db close 117 tv delete 118 119 120 #------------------------------------------------------------------------- 121 # 122 # pager2-2.1: Test a ROLLBACK with journal_mode=off. 123 # pager2-2.2: Test shrinking the database (auto-vacuum) with 124 # journal_mode=off 125 # 126 do_test pager2-2.1 { 127 faultsim_delete_and_reopen 128 execsql { 129 CREATE TABLE t1(a, b); 130 PRAGMA journal_mode = off; 131 BEGIN; 132 INSERT INTO t1 VALUES(1, 2); 133 ROLLBACK; 134 SELECT * FROM t1; 135 } 136 } {off} 137 do_test pager2-2.2 { 138 faultsim_delete_and_reopen 139 execsql { 140 PRAGMA auto_vacuum = incremental; 141 PRAGMA page_size = 1024; 142 PRAGMA journal_mode = off; 143 CREATE TABLE t1(a, b); 144 INSERT INTO t1 VALUES(zeroblob(5000), zeroblob(5000)); 145 DELETE FROM t1; 146 PRAGMA incremental_vacuum; 147 } 148 file size test.db 149 } {3072} 150 151 finish_test 152
