wasCSharpSQLite – Blame information for rev 1
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| Rev | Author | Line No. | Line |
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| 1 | office | 1 | # 2010 July 1 |
| 2 | # |
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| 3 | # The author disclaims copyright to this source code. In place of |
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| 4 | # a legal notice, here is a blessing: |
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| 5 | # |
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| 6 | # May you do good and not evil. |
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| 7 | # May you find forgiveness for yourself and forgive others. |
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| 8 | # May you share freely, never taking more than you give. |
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| 9 | # |
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| 10 | #*********************************************************************** |
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| 11 | # Verify that an empty database and a non-empty WAL file do not |
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| 12 | # result in database corruption |
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| 13 | # |
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| 14 | |||
| 15 | set testdir [file dirname $argv0] |
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| 16 | source $testdir/tester.tcl |
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| 17 | source $testdir/malloc_common.tcl |
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| 18 | ifcapable !wal {finish_test ; return } |
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| 19 | |||
| 20 | do_test wal4-1.1 { |
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| 21 | execsql { |
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| 22 | PRAGMA journal_mode=WAL; |
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| 23 | CREATE TABLE t1(x); |
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| 24 | INSERT INTO t1 VALUES(1); |
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| 25 | INSERT INTO t1 VALUES(2); |
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| 26 | SELECT x FROM t1 ORDER BY x; |
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| 27 | } |
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| 28 | } {wal 1 2} |
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| 29 | |||
| 30 | do_test wal4-1.2 { |
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| 31 | # Save a copy of the file-system containing the wal and wal-index files |
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| 32 | # only (no database file). |
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| 33 | faultsim_save_and_close |
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| 34 | file delete -force sv_test.db |
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| 35 | } {} |
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| 36 | |||
| 37 | do_test wal4-1.3 { |
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| 38 | faultsim_restore_and_reopen |
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| 39 | catchsql { SELECT * FROM t1 } |
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| 40 | } {1 {no such table: t1}} |
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| 41 | |||
| 42 | do_faultsim_test wal4-2 -prep { |
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| 43 | faultsim_restore_and_reopen |
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| 44 | } -body { |
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| 45 | execsql { SELECT name FROM sqlite_master } |
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| 46 | } -test { |
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| 47 | # Result should be zero rows (empty db file). |
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| 48 | # |
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| 49 | faultsim_test_result {0 {}} |
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| 50 | |||
| 51 | # If the SELECT finished successfully, the WAL file should have been |
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| 52 | # deleted. In no case should the database file have been written, so |
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| 53 | # it should still be zero bytes in size regardless of whether or not |
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| 54 | # a fault was injected. Test these assertions: |
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| 55 | # |
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| 56 | if { $testrc==0 && [file exists test.db-wal] } { |
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| 57 | error "Wal file was not deleted" |
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| 58 | } |
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| 59 | if { [file size test.db]!=0 } { |
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| 60 | error "Db file grew to [file size test.db] bytes" |
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| 61 | } |
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| 62 | } |
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| 63 | |||
| 64 | finish_test |