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Unified Diff: third_party/sqlite/src/test/pagerfault.test

Issue 6990047: Import SQLite 3.7.6.3. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 9 years, 7 months ago
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Index: third_party/sqlite/src/test/pagerfault.test
diff --git a/third_party/sqlite/src/test/pagerfault.test b/third_party/sqlite/src/test/pagerfault.test
new file mode 100644
index 0000000000000000000000000000000000000000..c5c7d3b33acdc4e987ac0a08f6b1928a08f4d416
--- /dev/null
+++ b/third_party/sqlite/src/test/pagerfault.test
@@ -0,0 +1,1245 @@
+# 2010 June 15
+#
+# 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.
+#
+#***********************************************************************
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+source $testdir/lock_common.tcl
+source $testdir/malloc_common.tcl
+
+if {[permutation] == "inmemory_journal"} {
+ finish_test
+ return
+}
+
+set a_string_counter 1
+proc a_string {n} {
+ global a_string_counter
+ incr a_string_counter
+ string range [string repeat "${a_string_counter}." $n] 1 $n
+}
+db func a_string a_string
+
+#-------------------------------------------------------------------------
+# Test fault-injection while rolling back a hot-journal file.
+#
+do_test pagerfault-1-pre1 {
+ execsql {
+ PRAGMA journal_mode = DELETE;
+ PRAGMA cache_size = 10;
+ CREATE TABLE t1(a UNIQUE, b UNIQUE);
+ INSERT INTO t1 VALUES(a_string(200), a_string(300));
+ INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
+ INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
+ BEGIN;
+ INSERT INTO t1 SELECT a_string(201), a_string(301) FROM t1;
+ INSERT INTO t1 SELECT a_string(202), a_string(302) FROM t1;
+ INSERT INTO t1 SELECT a_string(203), a_string(303) FROM t1;
+ INSERT INTO t1 SELECT a_string(204), a_string(304) FROM t1;
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-1 -prep {
+ faultsim_restore_and_reopen
+} -body {
+ execsql { SELECT count(*) FROM t1 }
+} -test {
+ faultsim_test_result {0 4}
+ faultsim_integrity_check
+ if {[db one { SELECT count(*) FROM t1 }] != 4} {
+ error "Database content appears incorrect"
+ }
+}
+
+#-------------------------------------------------------------------------
+# Test fault-injection while rolling back a hot-journal file with a
+# page-size different from the current value stored on page 1 of the
+# database file.
+#
+do_test pagerfault-2-pre1 {
+ testvfs tv -default 1
+ tv filter xSync
+ tv script xSyncCb
+ proc xSyncCb {filename args} {
+ if {[string match *journal filename]==0} faultsim_save
+ }
+ faultsim_delete_and_reopen
+ execsql {
+ PRAGMA page_size = 4096;
+ BEGIN;
+ CREATE TABLE abc(a, b, c);
+ INSERT INTO abc VALUES('o', 't', 't');
+ INSERT INTO abc VALUES('f', 'f', 's');
+ INSERT INTO abc SELECT * FROM abc; -- 4
+ INSERT INTO abc SELECT * FROM abc; -- 8
+ INSERT INTO abc SELECT * FROM abc; -- 16
+ INSERT INTO abc SELECT * FROM abc; -- 32
+ INSERT INTO abc SELECT * FROM abc; -- 64
+ INSERT INTO abc SELECT * FROM abc; -- 128
+ INSERT INTO abc SELECT * FROM abc; -- 256
+ COMMIT;
+ PRAGMA page_size = 1024;
+ VACUUM;
+ }
+ db close
+ tv delete
+} {}
+do_faultsim_test pagerfault-2 -prep {
+ faultsim_restore_and_reopen
+} -body {
+ execsql { SELECT * FROM abc }
+} -test {
+ set answer [split [string repeat "ottffs" 128] ""]
+ faultsim_test_result [list 0 $answer]
+ faultsim_integrity_check
+ set res [db eval { SELECT * FROM abc }]
+ if {$res != $answer} { error "Database content appears incorrect ($res)" }
+}
+
+#-------------------------------------------------------------------------
+# Test fault-injection while rolling back hot-journals that were created
+# as part of a multi-file transaction.
+#
+do_test pagerfault-3-pre1 {
+ testvfs tstvfs -default 1
+ tstvfs filter xDelete
+ tstvfs script xDeleteCallback
+
+ proc xDeleteCallback {method file args} {
+ set file [file tail $file]
+ if { [string match *mj* $file] } { faultsim_save }
+ }
+
+ faultsim_delete_and_reopen
+ db func a_string a_string
+
+ execsql {
+ ATTACH 'test.db2' AS aux;
+ PRAGMA journal_mode = DELETE;
+ PRAGMA main.cache_size = 10;
+ PRAGMA aux.cache_size = 10;
+
+ CREATE TABLE t1(a UNIQUE, b UNIQUE);
+ CREATE TABLE aux.t2(a UNIQUE, b UNIQUE);
+ INSERT INTO t1 VALUES(a_string(200), a_string(300));
+ INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
+ INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
+ INSERT INTO t2 SELECT * FROM t1;
+
+ BEGIN;
+ INSERT INTO t1 SELECT a_string(201), a_string(301) FROM t1;
+ INSERT INTO t1 SELECT a_string(202), a_string(302) FROM t1;
+ INSERT INTO t1 SELECT a_string(203), a_string(303) FROM t1;
+ INSERT INTO t1 SELECT a_string(204), a_string(304) FROM t1;
+ REPLACE INTO t2 SELECT * FROM t1;
+ COMMIT;
+ }
+
+ db close
+ tstvfs delete
+} {}
+do_faultsim_test pagerfault-3 -prep {
+ faultsim_restore_and_reopen
+} -body {
+ execsql {
+ ATTACH 'test.db2' AS aux;
+ SELECT count(*) FROM t2;
+ SELECT count(*) FROM t1;
+ }
+} -test {
+ faultsim_test_result {0 {4 4}} {1 {unable to open database: test.db2}}
+ faultsim_integrity_check
+ catchsql { ATTACH 'test.db2' AS aux }
+ if {[db one { SELECT count(*) FROM t1 }] != 4
+ || [db one { SELECT count(*) FROM t2 }] != 4
+ } {
+ error "Database content appears incorrect"
+ }
+}
+
+#-------------------------------------------------------------------------
+# Test fault-injection as part of a vanilla, no-transaction, INSERT
+# statement.
+#
+do_faultsim_test pagerfault-4 -prep {
+ faultsim_delete_and_reopen
+} -body {
+ execsql {
+ CREATE TABLE x(y);
+ INSERT INTO x VALUES('z');
+ SELECT * FROM x;
+ }
+} -test {
+ faultsim_test_result {0 z}
+ faultsim_integrity_check
+}
+
+#-------------------------------------------------------------------------
+# Test fault-injection as part of a commit when using journal_mode=PERSIST.
+# Three different cases:
+#
+# pagerfault-5.1: With no journal_size_limit configured.
+# pagerfault-5.2: With a journal_size_limit configured.
+# pagerfault-5.4: Multi-file transaction. One connection has a
+# journal_size_limit of 0, the other has no limit.
+#
+do_test pagerfault-5-pre1 {
+ faultsim_delete_and_reopen
+ db func a_string a_string
+ execsql {
+ CREATE TABLE t1(a UNIQUE, b UNIQUE);
+ INSERT INTO t1 VALUES(a_string(200), a_string(300));
+ INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
+ INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-5.1 -prep {
+ faultsim_restore_and_reopen
+ db func a_string a_string
+ execsql { PRAGMA journal_mode = PERSIST }
+} -body {
+ execsql { INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1 }
+} -test {
+ faultsim_test_result {0 {}}
+ faultsim_integrity_check
+}
+do_faultsim_test pagerfault-5.2 -prep {
+ faultsim_restore_and_reopen
+ db func a_string a_string
+ execsql {
+ PRAGMA journal_mode = PERSIST;
+ PRAGMA journal_size_limit = 2048;
+ }
+} -body {
+ execsql { INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1 }
+} -test {
+ faultsim_test_result {0 {}}
+ faultsim_integrity_check
+}
+do_faultsim_test pagerfault-5.3 -faults oom-transient -prep {
+ faultsim_restore_and_reopen
+ db func a_string a_string
+ file delete -force test2.db test2.db-journal test2.db-wal
+ execsql {
+ PRAGMA journal_mode = PERSIST;
+ ATTACH 'test2.db' AS aux;
+ PRAGMA aux.journal_mode = PERSIST;
+ PRAGMA aux.journal_size_limit = 0;
+ }
+} -body {
+ execsql {
+ BEGIN;
+ INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
+ CREATE TABLE aux.t2 AS SELECT * FROM t1;
+ COMMIT;
+ }
+} -test {
+ faultsim_test_result {0 {}}
+
+ catchsql { COMMIT }
+ catchsql { ROLLBACK }
+
+ faultsim_integrity_check
+ set res ""
+ set rc [catch { set res [db one { PRAGMA aux.integrity_check }] }]
+ if {$rc!=0 || $res != "ok"} {error "integrity-check problem:$rc $res"}
+}
+
+#-------------------------------------------------------------------------
+# Test fault-injection as part of a commit when using
+# journal_mode=TRUNCATE.
+#
+do_test pagerfault-6-pre1 {
+ faultsim_delete_and_reopen
+ db func a_string a_string
+ execsql {
+ CREATE TABLE t1(a UNIQUE, b UNIQUE);
+ INSERT INTO t1 VALUES(a_string(200), a_string(300));
+ }
+ faultsim_save_and_close
+} {}
+
+do_faultsim_test pagerfault-6.1 -prep {
+ faultsim_restore_and_reopen
+ db func a_string a_string
+ execsql { PRAGMA journal_mode = TRUNCATE }
+} -body {
+ execsql { INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1 }
+ execsql { INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1 }
+} -test {
+ faultsim_test_result {0 {}}
+ faultsim_integrity_check
+}
+
+# The unix vfs xAccess() method considers a file zero bytes in size to
+# "not exist". This proc overrides that behaviour so that a zero length
+# file is considered to exist.
+#
+proc xAccess {method filename op args} {
+ if {$op != "SQLITE_ACCESS_EXISTS"} { return "" }
+ return [file exists $filename]
+}
+do_faultsim_test pagerfault-6.2 -faults cantopen-* -prep {
+ shmfault filter xAccess
+ shmfault script xAccess
+
+ faultsim_restore_and_reopen
+ db func a_string a_string
+ execsql { PRAGMA journal_mode = TRUNCATE }
+} -body {
+ execsql { INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1 }
+ execsql { INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1 }
+} -test {
+ faultsim_test_result {0 {}}
+ faultsim_integrity_check
+}
+
+# The following was an attempt to get a bitvec malloc to fail. Didn't work.
+#
+# do_test pagerfault-6-pre1 {
+# faultsim_delete_and_reopen
+# execsql {
+# CREATE TABLE t1(x, y, UNIQUE(x, y));
+# INSERT INTO t1 VALUES(1, randomblob(1501));
+# INSERT INTO t1 VALUES(2, randomblob(1502));
+# INSERT INTO t1 VALUES(3, randomblob(1503));
+# INSERT INTO t1 VALUES(4, randomblob(1504));
+# INSERT INTO t1
+# SELECT x, randomblob(1500+oid+(SELECT max(oid) FROM t1)) FROM t1;
+# INSERT INTO t1
+# SELECT x, randomblob(1500+oid+(SELECT max(oid) FROM t1)) FROM t1;
+# INSERT INTO t1
+# SELECT x, randomblob(1500+oid+(SELECT max(oid) FROM t1)) FROM t1;
+# INSERT INTO t1
+# SELECT x, randomblob(1500+oid+(SELECT max(oid) FROM t1)) FROM t1;
+# }
+# faultsim_save_and_close
+# } {}
+# do_faultsim_test pagerfault-6 -prep {
+# faultsim_restore_and_reopen
+# } -body {
+# execsql {
+# BEGIN;
+# UPDATE t1 SET x=x+4 WHERE x=1;
+# SAVEPOINT one;
+# UPDATE t1 SET x=x+4 WHERE x=2;
+# SAVEPOINT three;
+# UPDATE t1 SET x=x+4 WHERE x=3;
+# SAVEPOINT four;
+# UPDATE t1 SET x=x+4 WHERE x=4;
+# RELEASE three;
+# COMMIT;
+# SELECT DISTINCT x FROM t1;
+# }
+# } -test {
+# faultsim_test_result {0 {5 6 7 8}}
+# faultsim_integrity_check
+# }
+#
+
+# This is designed to provoke a special case in the pager code:
+#
+# If an error (specifically, a FULL or IOERR error) occurs while writing a
+# dirty page to the file-system in order to free up memory, the pager enters
+# the "error state". An IO error causes SQLite to roll back the current
+# transaction (exiting the error state). A FULL error, however, may only
+# rollback the current statement.
+#
+# This block tests that nothing goes wrong if a FULL error occurs while
+# writing a dirty page out to free memory from within a statement that has
+# opened a statement transaction.
+#
+do_test pagerfault-7-pre1 {
+ faultsim_delete_and_reopen
+ execsql {
+ CREATE TABLE t2(a INTEGER PRIMARY KEY, b);
+ BEGIN;
+ INSERT INTO t2 VALUES(NULL, randomblob(1500));
+ INSERT INTO t2 VALUES(NULL, randomblob(1500));
+ INSERT INTO t2 SELECT NULL, randomblob(1500) FROM t2; -- 4
+ INSERT INTO t2 SELECT NULL, randomblob(1500) FROM t2; -- 8
+ INSERT INTO t2 SELECT NULL, randomblob(1500) FROM t2; -- 16
+ INSERT INTO t2 SELECT NULL, randomblob(1500) FROM t2; -- 32
+ INSERT INTO t2 SELECT NULL, randomblob(1500) FROM t2; -- 64
+ COMMIT;
+ CREATE TABLE t1(a PRIMARY KEY, b);
+ INSERT INTO t1 SELECT * FROM t2;
+ DROP TABLE t2;
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-7 -prep {
+ faultsim_restore_and_reopen
+ execsql {
+ PRAGMA cache_size = 10;
+ BEGIN;
+ UPDATE t1 SET b = randomblob(1500);
+ }
+} -body {
+ execsql { UPDATE t1 SET a = 65, b = randomblob(1500) WHERE (a+1)>200 }
+ execsql COMMIT
+} -test {
+ faultsim_test_result {0 {}}
+ faultsim_integrity_check
+}
+
+do_test pagerfault-8-pre1 {
+ faultsim_delete_and_reopen
+ execsql {
+ PRAGMA auto_vacuum = 1;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY, b);
+ BEGIN;
+ INSERT INTO t1 VALUES(NULL, randomblob(1500));
+ INSERT INTO t1 VALUES(NULL, randomblob(1500));
+ INSERT INTO t1 SELECT NULL, randomblob(1500) FROM t1; -- 4
+ INSERT INTO t1 SELECT NULL, randomblob(1500) FROM t1; -- 8
+ INSERT INTO t1 SELECT NULL, randomblob(1500) FROM t1; -- 16
+ INSERT INTO t1 SELECT NULL, randomblob(1500) FROM t1; -- 32
+ INSERT INTO t1 SELECT NULL, randomblob(1500) FROM t1; -- 64
+ COMMIT;
+ }
+ faultsim_save_and_close
+ set filesize [file size test.db]
+ set {} {}
+} {}
+do_test pagerfault-8-pre2 {
+ faultsim_restore_and_reopen
+ execsql { DELETE FROM t1 WHERE a>32 }
+ expr {[file size test.db] < $filesize}
+} {1}
+do_faultsim_test pagerfault-8 -prep {
+ faultsim_restore_and_reopen
+ execsql {
+ BEGIN;
+ DELETE FROM t1 WHERE a>32;
+ }
+} -body {
+ execsql COMMIT
+} -test {
+ faultsim_test_result {0 {}}
+ faultsim_integrity_check
+}
+
+#-------------------------------------------------------------------------
+# This test case is specially designed so that during a savepoint
+# rollback, a new cache entry must be allocated (see comments surrounding
+# the call to sqlite3PagerAcquire() from within pager_playback_one_page()
+# for details). Test the effects of injecting an OOM at this point.
+#
+do_test pagerfault-9-pre1 {
+ faultsim_delete_and_reopen
+ execsql {
+ PRAGMA auto_vacuum = incremental;
+ CREATE TABLE t1(x);
+ CREATE TABLE t2(y);
+ CREATE TABLE t3(z);
+
+ INSERT INTO t1 VALUES(randomblob(900));
+ INSERT INTO t1 VALUES(randomblob(900));
+ DELETE FROM t1;
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-9.1 -prep {
+ faultsim_restore_and_reopen
+ execsql {
+ BEGIN;
+ INSERT INTO t1 VALUES(randomblob(900));
+ INSERT INTO t1 VALUES(randomblob(900));
+ DROP TABLE t3;
+ DROP TABLE t2;
+ SAVEPOINT abc;
+ PRAGMA incremental_vacuum;
+ }
+} -body {
+ execsql {
+ ROLLBACK TO abc;
+ COMMIT;
+ PRAGMA freelist_count
+ }
+} -test {
+ faultsim_test_result {0 2}
+ faultsim_integrity_check
+
+ set sl [db one { SELECT COALESCE(sum(length(x)), 'null') FROM t1 }]
+ if {$sl!="null" && $sl!=1800} {
+ error "Content looks no good... ($sl)"
+ }
+}
+
+#-------------------------------------------------------------------------
+# Test fault injection with a temporary database file.
+#
+foreach v {a b} {
+ do_faultsim_test pagerfault-10$v -prep {
+ sqlite3 db ""
+ db func a_string a_string;
+ execsql {
+ PRAGMA cache_size = 10;
+ BEGIN;
+ CREATE TABLE xx(a, b, UNIQUE(a, b));
+ INSERT INTO xx VALUES(a_string(200), a_string(200));
+ INSERT INTO xx SELECT a_string(200), a_string(200) FROM xx;
+ INSERT INTO xx SELECT a_string(200), a_string(200) FROM xx;
+ INSERT INTO xx SELECT a_string(200), a_string(200) FROM xx;
+ INSERT INTO xx SELECT a_string(200), a_string(200) FROM xx;
+ COMMIT;
+ }
+ } -body {
+ execsql { UPDATE xx SET a = a_string(300) }
+ } -test {
+ faultsim_test_result {0 {}}
+ if {$::v == "b"} { execsql { PRAGMA journal_mode = TRUNCATE } }
+ faultsim_integrity_check
+ faultsim_integrity_check
+ }
+}
+
+#-------------------------------------------------------------------------
+# Test fault injection with transaction savepoints (savepoints created
+# when a SAVEPOINT command is executed outside of any other savepoint
+# or transaction context).
+#
+do_test pagerfault-9-pre1 {
+ faultsim_delete_and_reopen
+ db func a_string a_string;
+ execsql {
+ PRAGMA auto_vacuum = on;
+ CREATE TABLE t1(x UNIQUE);
+ CREATE TABLE t2(y UNIQUE);
+ CREATE TABLE t3(z UNIQUE);
+ BEGIN;
+ INSERT INTO t1 VALUES(a_string(202));
+ INSERT INTO t2 VALUES(a_string(203));
+ INSERT INTO t3 VALUES(a_string(204));
+ INSERT INTO t1 SELECT a_string(202) FROM t1;
+ INSERT INTO t1 SELECT a_string(203) FROM t1;
+ INSERT INTO t1 SELECT a_string(204) FROM t1;
+ INSERT INTO t1 SELECT a_string(205) FROM t1;
+ INSERT INTO t2 SELECT a_string(length(x)) FROM t1;
+ INSERT INTO t3 SELECT a_string(length(x)) FROM t1;
+ COMMIT;
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-11 -prep {
+ faultsim_restore_and_reopen
+ execsql { PRAGMA cache_size = 10 }
+} -body {
+ execsql {
+ SAVEPOINT trans;
+ UPDATE t2 SET y = y||'2';
+ INSERT INTO t3 SELECT * FROM t2;
+ DELETE FROM t1;
+ ROLLBACK TO trans;
+ UPDATE t1 SET x = x||'3';
+ INSERT INTO t2 SELECT * FROM t1;
+ DELETE FROM t3;
+ RELEASE trans;
+ }
+} -test {
+ faultsim_test_result {0 {}}
+ faultsim_integrity_check
+}
+
+
+#-------------------------------------------------------------------------
+# Test fault injection when writing to a database file that resides on
+# a file-system with a sector-size larger than the database page-size.
+#
+do_test pagerfault-12-pre1 {
+ testvfs ss_layer -default 1
+ ss_layer sectorsize 4096
+ faultsim_delete_and_reopen
+ db func a_string a_string;
+
+ execsql {
+ PRAGMA page_size = 1024;
+ PRAGMA journal_mode = PERSIST;
+ PRAGMA cache_size = 10;
+ BEGIN;
+ CREATE TABLE t1(x, y UNIQUE);
+ INSERT INTO t1 VALUES(a_string(333), a_string(444));
+ INSERT INTO t1 SELECT a_string(333+rowid), a_string(444+rowid) FROM t1;
+ INSERT INTO t1 SELECT a_string(333+rowid), a_string(444+rowid) FROM t1;
+ INSERT INTO t1 SELECT a_string(333+rowid), a_string(444+rowid) FROM t1;
+ INSERT INTO t1 SELECT a_string(333+rowid), a_string(444+rowid) FROM t1;
+ INSERT INTO t1 SELECT a_string(44), a_string(55) FROM t1 LIMIT 13;
+ COMMIT;
+ }
+ faultsim_save_and_close
+} {}
+
+do_faultsim_test pagerfault-12a -prep {
+ faultsim_restore_and_reopen
+ execsql { PRAGMA cache_size = 10 }
+ db func a_string a_string;
+} -body {
+ execsql {
+ UPDATE t1 SET x = a_string(length(x)), y = a_string(length(y));
+ }
+} -test {
+ faultsim_test_result {0 {}}
+ faultsim_integrity_check
+}
+
+do_test pagerfault-12-pre2 {
+ faultsim_restore_and_reopen
+ execsql {
+ CREATE TABLE t2 AS SELECT * FROM t1 LIMIT 10;
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-12b -prep {
+ faultsim_restore_and_reopen
+ db func a_string a_string;
+ execsql { SELECT * FROM t1 }
+} -body {
+ set sql(1) { UPDATE t2 SET x = a_string(280) }
+ set sql(2) { UPDATE t1 SET x = a_string(280) WHERE rowid = 5 }
+
+ db eval { SELECT rowid FROM t1 LIMIT 2 } { db eval $sql($rowid) }
+
+} -test {
+ faultsim_test_result {0 {}}
+ faultsim_integrity_check
+}
+
+catch { db close }
+ss_layer delete
+
+
+#-------------------------------------------------------------------------
+# Test fault injection when SQLite opens a database where the size of the
+# database file is zero bytes but the accompanying journal file is larger
+# than that. In this scenario SQLite should delete the journal file
+# without rolling it back, even if it is in all other respects a valid
+# hot-journal file.
+#
+do_test pagerfault-13-pre1 {
+ faultsim_delete_and_reopen
+ db func a_string a_string;
+ execsql {
+ PRAGMA journal_mode = PERSIST;
+ BEGIN;
+ CREATE TABLE t1(x, y UNIQUE);
+ INSERT INTO t1 VALUES(a_string(333), a_string(444));
+ COMMIT;
+ }
+ db close
+ file delete -force test.db
+ faultsim_save
+} {}
+do_faultsim_test pagerfault-13 -prep {
+ faultsim_restore_and_reopen
+} -body {
+ execsql { CREATE TABLE xx(a, b) }
+} -test {
+ faultsim_test_result {0 {}}
+}
+
+#---------------------------------------------------------------------------
+# Test fault injection into a small backup operation.
+#
+do_test pagerfault-14-pre1 {
+ faultsim_delete_and_reopen
+ db func a_string a_string;
+ execsql {
+ PRAGMA journal_mode = PERSIST;
+ ATTACH 'test.db2' AS two;
+ BEGIN;
+ CREATE TABLE t1(x, y UNIQUE);
+ CREATE TABLE two.t2(x, y UNIQUE);
+ INSERT INTO t1 VALUES(a_string(333), a_string(444));
+ INSERT INTO t2 VALUES(a_string(333), a_string(444));
+ COMMIT;
+ }
+ faultsim_save_and_close
+} {}
+
+do_faultsim_test pagerfault-14a -prep {
+ faultsim_restore_and_reopen
+} -body {
+ if {[catch {db backup test.db2} msg]} { error [regsub {.*: } $msg {}] }
+} -test {
+ faultsim_test_result {0 {}} {1 {}} {1 {SQL logic error or missing database}}
+}
+
+# If TEMP_STORE is 2 or greater, then the database [db2] will be created
+# as an in-memory database. This test will not work in that case, as it
+# is not possible to change the page-size of an in-memory database. Even
+# using the backup API.
+#
+if {$TEMP_STORE<2} {
+ do_faultsim_test pagerfault-14b -prep {
+ catch { db2 close }
+ faultsim_restore_and_reopen
+ sqlite3 db2 ""
+ db2 eval { PRAGMA page_size = 4096; CREATE TABLE xx(a) }
+ } -body {
+ sqlite3_backup B db2 main db main
+ B step 200
+ set rc [B finish]
+ if {[string match SQLITE_IOERR_* $rc]} {set rc SQLITE_IOERR}
+ if {$rc != "SQLITE_OK"} { error [sqlite3_test_errstr $rc] }
+ set {} {}
+ } -test {
+ faultsim_test_result {0 {}} {1 {sqlite3_backup_init() failed}}
+ }
+}
+
+do_faultsim_test pagerfault-14c -prep {
+ catch { db2 close }
+ faultsim_restore_and_reopen
+ sqlite3 db2 test.db2
+ db2 eval {
+ PRAGMA synchronous = off;
+ PRAGMA page_size = 4096;
+ CREATE TABLE xx(a);
+ }
+} -body {
+ sqlite3_backup B db2 main db main
+ B step 200
+ set rc [B finish]
+ if {[string match SQLITE_IOERR_* $rc]} {set rc SQLITE_IOERR}
+ if {$rc != "SQLITE_OK"} { error [sqlite3_test_errstr $rc] }
+ set {} {}
+} -test {
+ faultsim_test_result {0 {}} {1 {sqlite3_backup_init() failed}}
+}
+
+do_test pagerfault-15-pre1 {
+ faultsim_delete_and_reopen
+ db func a_string a_string;
+ execsql {
+ BEGIN;
+ CREATE TABLE t1(x, y UNIQUE);
+ INSERT INTO t1 VALUES(a_string(11), a_string(22));
+ INSERT INTO t1 VALUES(a_string(11), a_string(22));
+ COMMIT;
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-15 -prep {
+ faultsim_restore_and_reopen
+ db func a_string a_string;
+} -body {
+ db eval { SELECT * FROM t1 LIMIT 1 } {
+ execsql {
+ BEGIN; INSERT INTO t1 VALUES(a_string(333), a_string(555)); COMMIT;
+ BEGIN; INSERT INTO t1 VALUES(a_string(333), a_string(555)); COMMIT;
+ }
+ }
+} -test {
+ faultsim_test_result {0 {}}
+ faultsim_integrity_check
+}
+
+
+do_test pagerfault-16-pre1 {
+ faultsim_delete_and_reopen
+ execsql { CREATE TABLE t1(x, y UNIQUE) }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-16 -prep {
+ faultsim_restore_and_reopen
+} -body {
+ execsql {
+ PRAGMA locking_mode = exclusive;
+ PRAGMA journal_mode = wal;
+ INSERT INTO t1 VALUES(1, 2);
+ INSERT INTO t1 VALUES(3, 4);
+ PRAGMA journal_mode = delete;
+ INSERT INTO t1 VALUES(4, 5);
+ PRAGMA journal_mode = wal;
+ INSERT INTO t1 VALUES(6, 7);
+ PRAGMA journal_mode = persist;
+ INSERT INTO t1 VALUES(8, 9);
+ }
+} -test {
+ faultsim_test_result {0 {exclusive wal delete wal persist}}
+ faultsim_integrity_check
+}
+
+
+#-------------------------------------------------------------------------
+# Test fault injection while changing into and out of WAL mode.
+#
+do_test pagerfault-17-pre1 {
+ faultsim_delete_and_reopen
+ execsql {
+ CREATE TABLE t1(a PRIMARY KEY, b);
+ INSERT INTO t1 VALUES(1862, 'Botha');
+ INSERT INTO t1 VALUES(1870, 'Smuts');
+ INSERT INTO t1 VALUES(1866, 'Hertzog');
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-17a -prep {
+ faultsim_restore_and_reopen
+} -body {
+ execsql {
+ PRAGMA journal_mode = wal;
+ PRAGMA journal_mode = delete;
+ }
+} -test {
+ faultsim_test_result {0 {wal delete}}
+ faultsim_integrity_check
+}
+do_faultsim_test pagerfault-17b -prep {
+ faultsim_restore_and_reopen
+ execsql { PRAGMA synchronous = OFF }
+} -body {
+ execsql {
+ PRAGMA journal_mode = wal;
+ INSERT INTO t1 VALUES(22, 'Clarke');
+ PRAGMA journal_mode = delete;
+ }
+} -test {
+ faultsim_test_result {0 {wal delete}}
+ faultsim_integrity_check
+}
+do_faultsim_test pagerfault-17c -prep {
+ faultsim_restore_and_reopen
+ execsql {
+ PRAGMA locking_mode = exclusive;
+ PRAGMA journal_mode = wal;
+ }
+} -body {
+ execsql { PRAGMA journal_mode = delete }
+} -test {
+ faultsim_test_result {0 delete}
+ faultsim_integrity_check
+}
+do_faultsim_test pagerfault-17d -prep {
+ catch { db2 close }
+ faultsim_restore_and_reopen
+ sqlite3 db2 test.db
+ execsql { PRAGMA journal_mode = delete }
+ execsql { PRAGMA journal_mode = wal }
+ execsql { INSERT INTO t1 VALUES(99, 'Bradman') } db2
+} -body {
+ execsql { PRAGMA journal_mode = delete }
+} -test {
+ faultsim_test_result {1 {database is locked}}
+ faultsim_integrity_check
+}
+do_faultsim_test pagerfault-17e -prep {
+ catch { db2 close }
+ faultsim_restore_and_reopen
+ sqlite3 db2 test.db
+ execsql { PRAGMA journal_mode = delete }
+ execsql { PRAGMA journal_mode = wal }
+ set ::chan [launch_testfixture]
+ testfixture $::chan {
+ sqlite3 db test.db
+ db eval { INSERT INTO t1 VALUES(101, 'Latham') }
+ }
+ catch { testfixture $::chan sqlite_abort }
+ catch { close $::chan }
+} -body {
+ execsql { PRAGMA journal_mode = delete }
+} -test {
+ faultsim_test_result {0 delete}
+ faultsim_integrity_check
+}
+
+#-------------------------------------------------------------------------
+# Test fault-injection when changing from journal_mode=persist to
+# journal_mode=delete (this involves deleting the journal file).
+#
+do_test pagerfault-18-pre1 {
+ faultsim_delete_and_reopen
+ execsql {
+ CREATE TABLE qq(x);
+ INSERT INTO qq VALUES('Herbert');
+ INSERT INTO qq VALUES('Macalister');
+ INSERT INTO qq VALUES('Mackenzie');
+ INSERT INTO qq VALUES('Lilley');
+ INSERT INTO qq VALUES('Palmer');
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-18 -prep {
+ faultsim_restore_and_reopen
+ execsql {
+ PRAGMA journal_mode = PERSIST;
+ INSERT INTO qq VALUES('Beatty');
+ }
+} -body {
+ execsql { PRAGMA journal_mode = delete }
+} -test {
+ faultsim_test_result {0 delete}
+ faultsim_integrity_check
+}
+
+do_faultsim_test pagerfault-19a -prep {
+ sqlite3 db :memory:
+ db func a_string a_string
+ execsql {
+ PRAGMA auto_vacuum = FULL;
+ BEGIN;
+ CREATE TABLE t1(a, b);
+ INSERT INTO t1 VALUES(a_string(5000), a_string(6000));
+ COMMIT;
+ }
+} -body {
+ execsql {
+ CREATE TABLE t2(a, b);
+ INSERT INTO t2 SELECT * FROM t1;
+ DELETE FROM t1;
+ }
+} -test {
+ faultsim_test_result {0 {}}
+}
+
+do_test pagerfault-19-pre1 {
+ faultsim_delete_and_reopen
+ execsql {
+ PRAGMA auto_vacuum = FULL;
+ CREATE TABLE t1(x); INSERT INTO t1 VALUES(1);
+ CREATE TABLE t2(x); INSERT INTO t2 VALUES(2);
+ CREATE TABLE t3(x); INSERT INTO t3 VALUES(3);
+ CREATE TABLE t4(x); INSERT INTO t4 VALUES(4);
+ CREATE TABLE t5(x); INSERT INTO t5 VALUES(5);
+ CREATE TABLE t6(x); INSERT INTO t6 VALUES(6);
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-19b -prep {
+ faultsim_restore_and_reopen
+} -body {
+ execsql {
+ BEGIN;
+ UPDATE t4 SET x = x+1;
+ UPDATE t6 SET x = x+1;
+ SAVEPOINT one;
+ UPDATE t3 SET x = x+1;
+ SAVEPOINT two;
+ DROP TABLE t2;
+ ROLLBACK TO one;
+ COMMIT;
+ SELECT * FROM t3;
+ SELECT * FROM t4;
+ SELECT * FROM t6;
+ }
+} -test {
+ faultsim_test_result {0 {3 5 7}}
+}
+
+#-------------------------------------------------------------------------
+# This tests fault-injection in a special case in the auto-vacuum code.
+#
+do_test pagerfault-20-pre1 {
+ faultsim_delete_and_reopen
+ execsql {
+ PRAGMA cache_size = 10;
+ PRAGMA auto_vacuum = FULL;
+ CREATE TABLE t0(a, b);
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-20 -prep {
+ faultsim_restore_and_reopen
+} -body {
+ execsql {
+ BEGIN;
+ CREATE TABLE t1(a, b);
+ CREATE TABLE t2(a, b);
+ DROP TABLE t1;
+ COMMIT;
+ }
+} -test {
+ faultsim_test_result {0 {}}
+}
+
+do_test pagerfault-21-pre1 {
+ faultsim_delete_and_reopen
+ execsql {
+ PRAGMA cache_size = 10;
+ CREATE TABLE t0(a PRIMARY KEY, b);
+ INSERT INTO t0 VALUES(1, 2);
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-21 -prep {
+ faultsim_restore_and_reopen
+} -body {
+ db eval { SELECT * FROM t0 LIMIT 1 } {
+ db eval { INSERT INTO t0 SELECT a+1, b FROM t0 }
+ db eval { INSERT INTO t0 SELECT a+2, b FROM t0 }
+ }
+} -test {
+ faultsim_test_result {0 {}}
+}
+
+
+#-------------------------------------------------------------------------
+# Test fault-injection and rollback when the nReserve header value
+# is non-zero.
+#
+do_test pagerfault-21-pre1 {
+ faultsim_delete_and_reopen
+ execsql {
+ PRAGMA page_size = 1024;
+ PRAGMA journal_mode = WAL;
+ PRAGMA journal_mode = DELETE;
+ }
+ db close
+ hexio_write test.db 20 10
+ hexio_write test.db 105 03F0
+ sqlite3 db test.db
+ db func a_string a_string
+ execsql {
+ CREATE TABLE t0(a PRIMARY KEY, b UNIQUE);
+ INSERT INTO t0 VALUES(a_string(222), a_string(333));
+ INSERT INTO t0 VALUES(a_string(223), a_string(334));
+ INSERT INTO t0 VALUES(a_string(224), a_string(335));
+ INSERT INTO t0 VALUES(a_string(225), a_string(336));
+ }
+ faultsim_save_and_close
+} {}
+
+do_faultsim_test pagerfault-21 -prep {
+ faultsim_restore_and_reopen
+} -body {
+ execsql { INSERT INTO t0 SELECT a||'x', b||'x' FROM t0 }
+} -test {
+ faultsim_test_result {0 {}}
+ faultsim_integrity_check
+}
+ifcapable crashtest {
+ faultsim_delete_and_reopen
+ execsql {
+ PRAGMA page_size = 1024;
+ PRAGMA journal_mode = WAL;
+ PRAGMA journal_mode = DELETE;
+ }
+ db close
+ hexio_write test.db 20 10
+ hexio_write test.db 105 03F0
+
+ sqlite3 db test.db
+ db func a_string a_string
+ execsql {
+ CREATE TABLE t0(a PRIMARY KEY, b UNIQUE);
+ INSERT INTO t0 VALUES(a_string(222), a_string(333));
+ INSERT INTO t0 VALUES(a_string(223), a_string(334));
+ }
+ faultsim_save_and_close
+
+ for {set iTest 1} {$iTest<50} {incr iTest} {
+ do_test pagerfault-21.crash.$iTest.1 {
+ crashsql -delay 1 -file test.db -seed $iTest {
+ BEGIN;
+ CREATE TABLE t1(a PRIMARY KEY, b UNIQUE);
+ INSERT INTO t1 SELECT a, b FROM t0;
+ COMMIT;
+ }
+ } {1 {child process exited abnormally}}
+ do_test pagerfault-22.$iTest.2 {
+ sqlite3 db test.db
+ execsql { PRAGMA integrity_check }
+ } {ok}
+ db close
+ }
+}
+
+
+#-------------------------------------------------------------------------
+# When a 3.7.0 client opens a write-transaction on a database file that
+# has been appended to or truncated by a pre-370 client, it updates
+# the db-size in the file header immediately. This test case provokes
+# errors during that operation.
+#
+do_test pagerfault-22-pre1 {
+ faultsim_delete_and_reopen
+ db func a_string a_string
+ execsql {
+ PRAGMA page_size = 1024;
+ PRAGMA auto_vacuum = 0;
+ CREATE TABLE t1(a);
+ CREATE INDEX i1 ON t1(a);
+ INSERT INTO t1 VALUES(a_string(3000));
+ CREATE TABLE t2(a);
+ INSERT INTO t2 VALUES(1);
+ }
+ db close
+ sql36231 { INSERT INTO t1 VALUES(a_string(3000)) }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-22 -prep {
+ faultsim_restore_and_reopen
+} -body {
+ execsql { INSERT INTO t2 VALUES(2) }
+ execsql { SELECT * FROM t2 }
+} -test {
+ faultsim_test_result {0 {1 2}}
+ faultsim_integrity_check
+}
+
+#-------------------------------------------------------------------------
+# Provoke an OOM error during a commit of multi-file transaction. One of
+# the databases written during the transaction is an in-memory database.
+# This test causes rollback of the in-memory database after CommitPhaseOne()
+# has successfully returned. i.e. the series of calls for the aborted commit
+# is:
+#
+# PagerCommitPhaseOne(<in-memory-db>) -> SQLITE_OK
+# PagerCommitPhaseOne(<file-db>) -> SQLITE_IOERR
+# PagerRollback(<in-memory-db>)
+# PagerRollback(<file-db>)
+#
+do_faultsim_test pagerfault-23 -prep {
+ sqlite3 db :memory:
+ foreach f [glob -nocomplain test.db*] { file delete -force $f }
+ db eval {
+ ATTACH 'test.db2' AS aux;
+ CREATE TABLE t1(a, b);
+ CREATE TABLE aux.t2(a, b);
+ }
+} -body {
+ execsql {
+ BEGIN;
+ INSERT INTO t1 VALUES(1,2);
+ INSERT INTO t2 VALUES(3,4);
+ COMMIT;
+ }
+} -test {
+ faultsim_test_result {0 {}}
+ faultsim_integrity_check
+}
+
+do_faultsim_test pagerfault-24 -prep {
+ faultsim_delete_and_reopen
+ db eval { PRAGMA temp_store = file }
+ execsql { CREATE TABLE x(a, b) }
+} -body {
+ execsql { CREATE TEMP TABLE t1(a, b) }
+} -test {
+ faultsim_test_result {0 {}} \
+ {1 {unable to open a temporary database file for storing temporary tables}}
+ set ic [db eval { PRAGMA temp.integrity_check }]
+ if {$ic != "ok"} { error "Integrity check: $ic" }
+}
+
+proc lockrows {n} {
+ if {$n==0} { return "" }
+ db eval { SELECT * FROM t1 WHERE oid = $n } {
+ return [lockrows [expr {$n-1}]]
+ }
+}
+
+
+do_test pagerfault-25-pre1 {
+ faultsim_delete_and_reopen
+ db func a_string a_string
+ execsql {
+ PRAGMA page_size = 1024;
+ PRAGMA auto_vacuum = 0;
+ CREATE TABLE t1(a);
+ INSERT INTO t1 VALUES(a_string(500));
+ INSERT INTO t1 SELECT a_string(500) FROM t1;
+ INSERT INTO t1 SELECT a_string(500) FROM t1;
+ INSERT INTO t1 SELECT a_string(500) FROM t1;
+ INSERT INTO t1 SELECT a_string(500) FROM t1;
+ INSERT INTO t1 SELECT a_string(500) FROM t1;
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-25 -prep {
+ faultsim_restore_and_reopen
+ db func a_string a_string
+ set ::channel [db incrblob -readonly t1 a 1]
+ execsql {
+ PRAGMA cache_size = 10;
+ BEGIN;
+ INSERT INTO t1 VALUES(a_string(3000));
+ INSERT INTO t1 VALUES(a_string(3000));
+ }
+} -body {
+ lockrows 30
+} -test {
+ catch { lockrows 30 }
+ catch { db eval COMMIT }
+ close $::channel
+ faultsim_test_result {0 {}}
+}
+
+do_faultsim_test pagerfault-26 -prep {
+ faultsim_delete_and_reopen
+ execsql {
+ PRAGMA page_size = 1024;
+ PRAGMA journal_mode = truncate;
+ PRAGMA auto_vacuum = full;
+ PRAGMA locking_mode=exclusive;
+ CREATE TABLE t1(a, b);
+ INSERT INTO t1 VALUES(1, 2);
+ PRAGMA page_size = 4096;
+ }
+} -body {
+ execsql {
+ VACUUM;
+ }
+} -test {
+ faultsim_test_result {0 {}}
+
+ set contents [db eval {SELECT * FROM t1}]
+ if {$contents != "1 2"} { error "Bad database contents ($contents)" }
+
+ set sz [file size test.db]
+ if {$testrc!=0 && $sz!=1024*3 && $sz!=4096*3} {
+ error "Expected file size to be 3072 or 12288 bytes - actual size $sz bytes"
+ }
+ if {$testrc==0 && $sz!=4096*3} {
+ error "Expected file size to be 12288 bytes - actual size $sz bytes"
+ }
+}
+
+do_test pagerfault-27-pre {
+ faultsim_delete_and_reopen
+ db func a_string a_string
+ execsql {
+ PRAGMA page_size = 1024;
+ CREATE TABLE t1(a, b);
+ CREATE TABLE t2(a UNIQUE, b UNIQUE);
+ INSERT INTO t2 VALUES( a_string(800), a_string(800) );
+ INSERT INTO t2 SELECT a_string(800), a_string(800) FROM t2;
+ INSERT INTO t2 SELECT a_string(800), a_string(800) FROM t2;
+ INSERT INTO t2 SELECT a_string(800), a_string(800) FROM t2;
+ INSERT INTO t2 SELECT a_string(800), a_string(800) FROM t2;
+ INSERT INTO t2 SELECT a_string(800), a_string(800) FROM t2;
+ INSERT INTO t2 SELECT a_string(800), a_string(800) FROM t2;
+ INSERT INTO t1 VALUES (a_string(20000), a_string(20000));
+ }
+ faultsim_save_and_close
+} {}
+do_faultsim_test pagerfault-27 -faults ioerr-persistent -prep {
+ faultsim_restore_and_reopen
+ db func a_string a_string
+ execsql {
+ PRAGMA cache_size = 10;
+ BEGIN EXCLUSIVE;
+ }
+ set ::channel [db incrblob t1 a 1]
+} -body {
+ puts $::channel [string repeat abc 6000]
+ flush $::channel
+} -test {
+ catchsql { UPDATE t2 SET a = a_string(800), b = a_string(800) }
+ catch { close $::channel }
+ catchsql { ROLLBACK }
+ faultsim_integrity_check
+}
+
+finish_test
+
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