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| 1 # 2011 January 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 source $testdir/lock_common.tcl | |
| 16 source $testdir/malloc_common.tcl | |
| 17 | |
| 18 if {[permutation] == "inmemory_journal"} { | |
| 19 finish_test | |
| 20 return | |
| 21 } | |
| 22 | |
| 23 # Create a database with page-size 2048 bytes that uses 2 pages. Populate | |
| 24 # it so that if the page-size is changed to 1024 bytes and the db vacuumed, | |
| 25 # the new db size is 3 pages. | |
| 26 # | |
| 27 do_test pagerfault3-pre1 { | |
| 28 execsql { | |
| 29 PRAGMA auto_vacuum = 0; | |
| 30 PRAGMA page_size = 2048; | |
| 31 CREATE TABLE t1(x); | |
| 32 INSERT INTO t1 VALUES(randomblob(1200)); | |
| 33 PRAGMA page_count; | |
| 34 } | |
| 35 } {2} | |
| 36 do_test pagerfault3-pre2 { | |
| 37 faultsim_save_and_close | |
| 38 faultsim_restore_and_reopen | |
| 39 execsql { | |
| 40 PRAGMA page_size = 1024; | |
| 41 VACUUM; | |
| 42 PRAGMA page_count; | |
| 43 } | |
| 44 } {3} | |
| 45 | |
| 46 # Now do the page-size change and VACUUM with IO error injection. When | |
| 47 # an IO error is injected into the final xSync() of the commit, the pager | |
| 48 # will have to extend the db file from 3072 to 4096 byts when rolling | |
| 49 # back the hot-journal file. This is a special case in pager_truncate(). | |
| 50 # | |
| 51 do_faultsim_test pagerfault3-1 -faults ioerr-transient -prep { | |
| 52 faultsim_restore_and_reopen | |
| 53 } -body { | |
| 54 execsql { | |
| 55 PRAGMA page_size = 1024; | |
| 56 VACUUM; | |
| 57 } | |
| 58 } -test { | |
| 59 faultsim_test_result {0 {}} | |
| 60 faultsim_integrity_check | |
| 61 } | |
| 62 | |
| 63 finish_test | |
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