[sqlite] Remove obsolete reference version 3.8.7.4.

third_party/sqlite/sqlite-src-3080704/test/walfault.test

-# 2010 May 03
-#
-# The author disclaims copyright to this source code.  In place of
-# a legal notice, here is a blessing:
-#
-#    May you do good and not evil.
-#    May you find forgiveness for yourself and forgive others.
-#    May you share freely, never taking more than you give.
-#
-#***********************************************************************
-# This file implements regression tests for SQLite library.  The
-# focus of this file is testing the operation of the library in
-# "PRAGMA journal_mode=WAL" mode.
-#
-
-set testdir [file dirname $argv0]
-source $testdir/tester.tcl
-source $testdir/malloc_common.tcl
-source $testdir/lock_common.tcl
-
-ifcapable !wal {finish_test ; return }
-
-#-------------------------------------------------------------------------
-# This test case, walfault-1-*, simulates faults while executing a
-#
-#   PRAGMA journal_mode = WAL;
-#
-# statement immediately after creating a new database.
-#
-do_test walfault-1-pre-1 {
-  faultsim_delete_and_reopen
-  faultsim_save_and_close
-} {}
-do_faultsim_test walfault-1 -prep {
-  faultsim_restore_and_reopen
-} -body {
-  db eval { PRAGMA main.journal_mode = WAL }
-} -test {
-
-  faultsim_test_result {0 wal}
-
-  # Test that the connection that encountered an error as part of 
-  # "PRAGMA journal_mode = WAL" and a new connection use the same
-  # journal mode when accessing the database.
-  #
-  # If "PRAGMA journal_mode" is executed immediately, connection [db] (the 
-  # one that hit the error in journal_mode="WAL") might return "wal" even 
-  # if it failed to switch the database to WAL mode. This is not considered 
-  # a problem. When it tries to read the database, connection [db] correctly 
-  # recognizes that it is a rollback database and switches back to a 
-  # rollback compatible journal mode.
-  #
-  if {[permutation] != "inmemory_journal"} {
-    set jm  [db one  {SELECT * FROM sqlite_master ; PRAGMA main.journal_mode}]
-    sqlite3 db2 test.db
-    set jm2 [db2 one {SELECT * FROM sqlite_master ; PRAGMA main.journal_mode}]
-    db2 close
-  
-    if { $jm!=$jm2 } { error "Journal modes do not match: $jm $jm2" }
-    if { $testrc==0 && $jm!="wal" } { error "Journal mode is not WAL" }
-  }
-}
-
-#--------------------------------------------------------------------------
-# Test case walfault-2-* tests fault injection during recovery of a 
-# short WAL file (a dozen frames or thereabouts).
-#
-do_test walfault-2-pre-1 {
-  sqlite3 db test.db
-  execsql {
-    PRAGMA journal_mode = WAL;
-    BEGIN;
-      CREATE TABLE x(y, z, UNIQUE(y, z));
-      INSERT INTO x VALUES(randomblob(100), randomblob(100));
-    COMMIT;
-    PRAGMA wal_checkpoint;
-
-    INSERT INTO x SELECT randomblob(100), randomblob(100) FROM x;
-    INSERT INTO x SELECT randomblob(100), randomblob(100) FROM x;
-    INSERT INTO x SELECT randomblob(100), randomblob(100) FROM x;
-  }
-  execsql {
-    SELECT count(*) FROM x
-  }
-} {8}
-do_test walfault-2-pre-2 {
-  faultsim_save_and_close
-  faultsim_restore_and_reopen
-  execsql { SELECT count(*) FROM x }
-} {8}
-do_faultsim_test walfault-2 -prep {
-  faultsim_restore_and_reopen
-} -body {
-  execsql { SELECT count(*) FROM x }
-} -test {
-  faultsim_test_result {0 8}
-  faultsim_integrity_check
-}
-
-#--------------------------------------------------------------------------
-# Test fault injection while writing and checkpointing a small WAL file.
-#
-do_test walfault-3-pre-1 {
-  sqlite3 db test.db
-  execsql {
-    PRAGMA auto_vacuum = 1;
-    PRAGMA journal_mode = WAL;
-    CREATE TABLE abc(a PRIMARY KEY);
-    INSERT INTO abc VALUES(randomblob(1500));
-  }
-  db close
-  faultsim_save_and_close
-} {}
-do_faultsim_test walfault-3 -prep {
-  faultsim_restore_and_reopen
-} -body {
-  db eval {
-    DELETE FROM abc;
-    PRAGMA wal_checkpoint;
-  }
-  set {} {}
-} -test {
-  faultsim_test_result {0 {}}
-}
-
-#--------------------------------------------------------------------------
-#
-if {[permutation] != "inmemory_journal"} {
-  faultsim_delete_and_reopen
-  faultsim_save_and_close
-  do_faultsim_test walfault-4 -prep {
-    faultsim_restore_and_reopen
-  } -body {
-    execsql {
-      PRAGMA auto_vacuum = 0;
-      PRAGMA journal_mode = WAL;
-      CREATE TABLE t1(a PRIMARY KEY, b);
-      INSERT INTO t1 VALUES('a', 'b');
-      PRAGMA wal_checkpoint;
-      SELECT * FROM t1;
-    }
-  } -test {
-    # Update: The following changed from {0 {wal 0 7 7 a b}} as a result
-    # of PSOW being set by default.
-    faultsim_test_result {0 {wal 0 5 5 a b}}
-    faultsim_integrity_check
-  } 
-}
-
-#--------------------------------------------------------------------------
-#
-do_test walfault-5-pre-1 {
-  faultsim_delete_and_reopen
-  execsql {
-    PRAGMA page_size = 512;
-    PRAGMA journal_mode = WAL;
-  }
-  faultsim_save_and_close
-} {}
-do_faultsim_test walfault-5 -faults shmerr* -prep {
-  faultsim_restore_and_reopen
-  execsql { PRAGMA wal_autocheckpoint = 0 }
-  shmfault filter xShmMap
-} -body {
-  execsql {
-    CREATE TABLE t1(x);
-    BEGIN;
-      INSERT INTO t1 VALUES(randomblob(400));           /* 1 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 2 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 4 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 8 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 16 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 32 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 64 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 128 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 256 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 512 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 1024 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 2048 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 4096 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 8192 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 16384 */
-    COMMIT;
-    SELECT count(*) FROM t1;
-  }
-} -test {
-  faultsim_test_result {0 16384}
-  faultsim_integrity_check
-}
-
-#--------------------------------------------------------------------------
-#
-do_test walfault-6-pre-1 {
-  faultsim_delete_and_reopen
-  execsql {
-    PRAGMA page_size = 512;
-    PRAGMA journal_mode = WAL;
-    PRAGMA wal_autocheckpoint = 0;
-    CREATE TABLE t1(x);
-    BEGIN;
-      INSERT INTO t1 VALUES(randomblob(400));           /* 1 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 2 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 4 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 8 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 16 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 32 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 64 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 128 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 256 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 512 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 1024 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 2048 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 4096 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 8192 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 16384 */
-    COMMIT;
-  }
-  faultsim_save_and_close
-} {}
-do_faultsim_test walfault-6 -faults shmerr* -prep {
-  faultsim_restore_and_reopen
-  shmfault filter xShmMap
-} -body {
-  execsql { SELECT count(*) FROM t1 }
-} -test {
-  faultsim_test_result {0 16384}
-  faultsim_integrity_check
-  set n [db one {SELECT count(*) FROM t1}]
-  if {$n != 16384 && $n != 0} { error "Incorrect number of rows: $n" }
-}
-
-#--------------------------------------------------------------------------
-#
-do_test walfault-7-pre-1 {
-  faultsim_delete_and_reopen
-  execsql {
-    PRAGMA page_size = 512;
-    PRAGMA journal_mode = WAL;
-    PRAGMA wal_autocheckpoint = 0;
-    CREATE TABLE t1(x);
-    BEGIN;
-      INSERT INTO t1 VALUES(randomblob(400));           /* 1 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 2 */
-      INSERT INTO t1 SELECT randomblob(400) FROM t1;    /* 4 */
-    COMMIT;
-  }
-  faultsim_save_and_close
-} {}
-do_faultsim_test walfault-7 -prep {
-  faultsim_restore_and_reopen
-} -body {
-  execsql { SELECT count(*) FROM t1 }
-} -test {
-  faultsim_test_result {0 4}
-  set n [db one {SELECT count(*) FROM t1}]
-  if {$n != 4 && $n != 0} { error "Incorrect number of rows: $n" }
-}
-
-#--------------------------------------------------------------------------
-#
-do_test walfault-8-pre-1 {
-  faultsim_delete_and_reopen
-  execsql {
-    PRAGMA journal_mode = WAL;
-    CREATE TABLE abc(a PRIMARY KEY);
-    INSERT INTO abc VALUES(randomblob(900));
-  }
-  faultsim_save_and_close
-} {}
-do_faultsim_test walfault-8 -prep {
-  faultsim_restore_and_reopen
-  execsql { PRAGMA cache_size = 10 }
-} -body {
-  execsql {
-    BEGIN;
-      INSERT INTO abc SELECT randomblob(900) FROM abc;    /* 1 */
-      --INSERT INTO abc SELECT randomblob(900) FROM abc;    /* 2 */
-      --INSERT INTO abc SELECT randomblob(900) FROM abc;    /* 4 */
-      --INSERT INTO abc SELECT randomblob(900) FROM abc;    /* 8 */
-    ROLLBACK;
-    SELECT count(*) FROM abc;
-  }
-} -test {
-  faultsim_test_result {0 1}
-
-  faultsim_integrity_check
-  catch { db eval ROLLBACK }
-  faultsim_integrity_check
-
-  set n [db one {SELECT count(*) FROM abc}]
-  if {$n != 1} { error "Incorrect number of rows: $n" }
-}
-
-#--------------------------------------------------------------------------
-#
-do_test walfault-9-pre-1 {
-  faultsim_delete_and_reopen
-  execsql {
-    PRAGMA journal_mode = WAL;
-    CREATE TABLE abc(a PRIMARY KEY);
-    INSERT INTO abc VALUES(randomblob(900));
-  }
-  faultsim_save_and_close
-} {}
-do_faultsim_test walfault-9 -prep {
-  #if {$iFail<73} { set iFail 73 }
-  #if {$iFail>73} { exit }
-  
-  faultsim_restore_and_reopen
-  execsql { PRAGMA cache_size = 10 }
-} -body {
-  execsql {
-    BEGIN;
-      INSERT INTO abc SELECT randomblob(900) FROM abc;    /* 1 */
-      SAVEPOINT spoint;
-        INSERT INTO abc SELECT randomblob(900) FROM abc;    /* 2 */
-        INSERT INTO abc SELECT randomblob(900) FROM abc;    /* 4 */
-        INSERT INTO abc SELECT randomblob(900) FROM abc;    /* 8 */
-      ROLLBACK TO spoint;
-    COMMIT;
-    SELECT count(*) FROM abc;
-  }
-} -test {
-  faultsim_test_result {0 2}
-  faultsim_integrity_check
-
-  catch { db eval { ROLLBACK TO spoint } }
-  catch { db eval { COMMIT } }
-  set n [db one {SELECT count(*) FROM abc}]
-  if {$n != 1 && $n != 2} { error "Incorrect number of rows: $n" }
-}
-
-do_test walfault-10-pre1 {
-  faultsim_delete_and_reopen
-  execsql {
-    PRAGMA journal_mode = WAL;
-    PRAGMA wal_autocheckpoint = 0;
-    CREATE TABLE z(zz INTEGER PRIMARY KEY, zzz BLOB);
-    CREATE INDEX zzzz ON z(zzz);
-    INSERT INTO z VALUES(NULL, randomblob(800));
-    INSERT INTO z VALUES(NULL, randomblob(800));
-    INSERT INTO z SELECT NULL, randomblob(800) FROM z;
-    INSERT INTO z SELECT NULL, randomblob(800) FROM z;
-    INSERT INTO z SELECT NULL, randomblob(800) FROM z;
-    INSERT INTO z SELECT NULL, randomblob(800) FROM z;
-    INSERT INTO z SELECT NULL, randomblob(800) FROM z;
-  }
-  faultsim_save_and_close
-} {}
-do_faultsim_test walfault-10 -prep {
-  faultsim_restore_and_reopen
-  execsql {
-    PRAGMA cache_size = 10;
-    BEGIN;
-      UPDATE z SET zzz = randomblob(799);
-  }
-
-  set ::stmt [sqlite3_prepare db "SELECT zzz FROM z WHERE zz IN (1, 2, 3)" -1]
-  sqlite3_step $::stmt
-} -body {
-  execsql { INSERT INTO z VALUES(NULL, NULL) }
-} -test {
-  sqlite3_finalize $::stmt
-  faultsim_integrity_check
-
-  faultsim_test_result {0 {}}
-  catch { db eval { ROLLBACK } }
-  faultsim_integrity_check
-
-  set n [db eval {SELECT count(*), sum(length(zzz)) FROM z}]
-  if {$n != "64 51200"} { error "Incorrect data: $n" }
-}
-
-#--------------------------------------------------------------------------
-# Test fault injection while checkpointing a large WAL file, if the 
-# checkpoint is the first operation run after opening the database.
-# This means that some of the required wal-index pages are mapped as part of
-# the checkpoint process, which means there are a few more opportunities
-# for IO errors.
-#
-# To speed this up, IO errors are only simulated within xShmMap() calls.
-#
-do_test walfault-11-pre-1 {
-  sqlite3 db test.db
-  execsql {
-    PRAGMA journal_mode = WAL;
-    PRAGMA wal_autocheckpoint = 0;
-    BEGIN;
-      CREATE TABLE abc(a PRIMARY KEY);
-      INSERT INTO abc VALUES(randomblob(1500));
-      INSERT INTO abc VALUES(randomblob(1500));
-      INSERT INTO abc SELECT randomblob(1500) FROM abc;   --    4
-      INSERT INTO abc SELECT randomblob(1500) FROM abc;   --    8
-      INSERT INTO abc SELECT randomblob(1500) FROM abc;   --   16
-      INSERT INTO abc SELECT randomblob(1500) FROM abc;   --   32
-      INSERT INTO abc SELECT randomblob(1500) FROM abc;   --   64
-      INSERT INTO abc SELECT randomblob(1500) FROM abc;   --  128
-      INSERT INTO abc SELECT randomblob(1500) FROM abc;   --  256
-      INSERT INTO abc SELECT randomblob(1500) FROM abc;   --  512
-      INSERT INTO abc SELECT randomblob(1500) FROM abc;   -- 1024
-      INSERT INTO abc SELECT randomblob(1500) FROM abc;   -- 2048
-      INSERT INTO abc SELECT randomblob(1500) FROM abc;   -- 4096
-    COMMIT;
-  }
-  faultsim_save_and_close
-} {}
-do_faultsim_test walfault-11 -faults shmerr* -prep {
-  catch { db2 close }
-  faultsim_restore_and_reopen
-  shmfault filter xShmMap
-} -body {
-  db eval { SELECT count(*) FROM abc }
-  sqlite3 db2 test.db -vfs shmfault
-  db2 eval { PRAGMA wal_checkpoint }
-  set {} {}
-} -test {
-  faultsim_test_result {0 {}}
-}
-
-#-------------------------------------------------------------------------
-# Test the handling of the various IO/OOM/SHM errors that may occur during 
-# a log recovery operation undertaken as part of a call to 
-# sqlite3_wal_checkpoint().
-# 
-do_test walfault-12-pre-1 {
-  faultsim_delete_and_reopen
-  execsql {
-    PRAGMA journal_mode = WAL;
-    PRAGMA wal_autocheckpoint = 0;
-    BEGIN;
-      CREATE TABLE abc(a PRIMARY KEY);
-      INSERT INTO abc VALUES(randomblob(1500));
-      INSERT INTO abc VALUES(randomblob(1500));
-    COMMIT;
-  }
-  faultsim_save_and_close
-} {}
-do_faultsim_test walfault-12 -prep {
-  if {[info commands shmfault] == ""} {
-    testvfs shmfault -default true
-  }
-  faultsim_restore_and_reopen
-  db eval { SELECT * FROM sqlite_master }
-  shmfault shm test.db [string repeat "\000" 40]
-} -body {
-  set rc [sqlite3_wal_checkpoint db]
-  if {$rc != "SQLITE_OK"} { error [sqlite3_errmsg db] }
-} -test {
-  db close
-  faultsim_test_result {0 {}}
-}
-
-#-------------------------------------------------------------------------
-# Test simple recovery, reading and writing a database file using a 
-# heap-memory wal-index.
-# 
-do_test walfault-13-pre-1 {
-  faultsim_delete_and_reopen
-  execsql {
-    PRAGMA journal_mode = WAL;
-    PRAGMA wal_autocheckpoint = 0;
-    BEGIN;
-      CREATE TABLE abc(a PRIMARY KEY);
-      INSERT INTO abc VALUES(randomblob(1500));
-      INSERT INTO abc VALUES(randomblob(1500));
-    COMMIT;
-  }
-  faultsim_save_and_close
-  delete_file sv_test.db-shm
-} {}
-
-do_faultsim_test walfault-13.1 -prep {
-  faultsim_restore_and_reopen
-} -body {
-  db eval { PRAGMA locking_mode = exclusive }
-  db eval { SELECT count(*) FROM abc }
-} -test {
-  faultsim_test_result {0 2}
-  if {[file exists test.db-shm]} { error "Not using heap-memory mode" }
-  faultsim_integrity_check
-}
-
-do_faultsim_test walfault-13.2 -prep {
-  faultsim_restore_and_reopen
-  db eval { PRAGMA locking_mode = exclusive }
-} -body {
-  db eval { PRAGMA journal_mode = delete }
-} -test {
-  faultsim_test_result {0 delete}
-  if {[file exists test.db-shm]} { error "Not using heap-memory mode" }
-  faultsim_integrity_check
-}
-
-do_test walfault-13-pre-2 {
-  faultsim_delete_and_reopen
-  execsql {
-    BEGIN;
-      CREATE TABLE abc(a PRIMARY KEY);
-      INSERT INTO abc VALUES(randomblob(1500));
-      INSERT INTO abc VALUES(randomblob(1500));
-    COMMIT;
-  }
-  faultsim_save_and_close
-} {}
-
-do_faultsim_test walfault-13.3 -prep {
-  faultsim_restore_and_reopen
-} -body {
-  db eval { 
-    PRAGMA locking_mode = exclusive;
-    PRAGMA journal_mode = WAL;
-    INSERT INTO abc VALUES(randomblob(1500));
-  }
-} -test {
-  faultsim_test_result {0 {exclusive wal}}
-  if {[file exists test.db-shm]} { error "Not using heap-memory mode" }
-  faultsim_integrity_check
-  set nRow [db eval {SELECT count(*) FROM abc}]
-  if {!(($nRow==2 && $testrc) || $nRow==3)} { error "Bad db content" }
-}
-
-#-------------------------------------------------------------------------
-# Test fault-handling when wrapping around to the start of a WAL file.
-#
-do_test walfault-14-pre {
-  faultsim_delete_and_reopen
-  execsql {
-    PRAGMA auto_vacuum = 0;
-    PRAGMA journal_mode = WAL;
-    BEGIN;
-      CREATE TABLE abc(a PRIMARY KEY);
-      INSERT INTO abc VALUES(randomblob(1500));
-      INSERT INTO abc VALUES(randomblob(1500));
-    COMMIT;
-  }
-  faultsim_save_and_close
-} {}
-do_faultsim_test walfault-14 -prep {
-  faultsim_restore_and_reopen
-} -body {
-  db eval { 
-    PRAGMA wal_checkpoint = full;
-    INSERT INTO abc VALUES(randomblob(1500));
-  }
-} -test {
-  faultsim_test_result {0 {0 9 9}}
-  faultsim_integrity_check
-  set nRow [db eval {SELECT count(*) FROM abc}]
-  if {!(($nRow==2 && $testrc) || $nRow==3)} { error "Bad db content" }
-}
-
-#-------------------------------------------------------------------------
-# Test fault-handling when switching out of exclusive-locking mode.
-#
-do_test walfault-14-pre {
-  faultsim_delete_and_reopen
-  execsql {
-    PRAGMA auto_vacuum = 0;
-    PRAGMA journal_mode = WAL;
-    BEGIN;
-      CREATE TABLE abc(a PRIMARY KEY);
-      INSERT INTO abc VALUES(randomblob(1500));
-      INSERT INTO abc VALUES(randomblob(1500));
-    COMMIT;
-  }
-  faultsim_save_and_close
-} {}
-do_faultsim_test walfault-14 -prep {
-  faultsim_restore_and_reopen
-  execsql {
-    SELECT count(*) FROM abc;
-    PRAGMA locking_mode = exclusive;
-    BEGIN;
-      INSERT INTO abc VALUES(randomblob(1500));
-    COMMIT;
-  }
-} -body {
-  db eval { 
-    PRAGMA locking_mode = normal;
-    BEGIN;
-      INSERT INTO abc VALUES(randomblob(1500));
-    COMMIT;
-  }
-} -test {
-  faultsim_integrity_check
-  set nRow [db eval {SELECT count(*) FROM abc}]
-  if {$nRow!=3 && $nRow!=4} { error "Bad db content" }
-}
-
-finish_test