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311 lines
9.1 KiB
Plaintext
311 lines
9.1 KiB
Plaintext
# 2010 June 15
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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source $testdir/lock_common.tcl
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source $testdir/malloc_common.tcl
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set a_string_counter 1
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proc a_string {n} {
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global a_string_counter
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incr a_string_counter
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string range [string repeat "${a_string_counter}." $n] 1 $n
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}
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db func a_string a_string
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#-------------------------------------------------------------------------
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# Test fault-injection while rolling back a hot-journal file.
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#
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do_test pagerfault-1-pre1 {
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execsql {
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PRAGMA journal_mode = DELETE;
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PRAGMA cache_size = 10;
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CREATE TABLE t1(a UNIQUE, b UNIQUE);
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INSERT INTO t1 VALUES(a_string(200), a_string(300));
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INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
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INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
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BEGIN;
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INSERT INTO t1 SELECT a_string(201), a_string(301) FROM t1;
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INSERT INTO t1 SELECT a_string(202), a_string(302) FROM t1;
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INSERT INTO t1 SELECT a_string(203), a_string(303) FROM t1;
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INSERT INTO t1 SELECT a_string(204), a_string(304) FROM t1;
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}
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faultsim_save_and_close
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} {}
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do_faultsim_test pagerfault-1 -prep {
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faultsim_restore_and_reopen
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} -body {
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execsql { SELECT count(*) FROM t1 }
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} -test {
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faultsim_test_result {0 4}
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faultsim_integrity_check
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if {[db one { SELECT count(*) FROM t1 }] != 4} {
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error "Database content appears incorrect"
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}
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}
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#-------------------------------------------------------------------------
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# Test fault-injection while rolling back a hot-journal file with a
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# page-size different from the current value stored on page 1 of the
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# database file.
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#
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do_test pagerfault-2-pre1 {
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testvfs tv -default 1
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tv filter xSync
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tv script xSyncCb
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proc xSyncCb {filename args} {
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if {[string match *journal filename]==0} faultsim_save
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}
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faultsim_delete_and_reopen
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execsql {
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PRAGMA page_size = 4096;
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BEGIN;
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CREATE TABLE abc(a, b, c);
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INSERT INTO abc VALUES('o', 't', 't');
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INSERT INTO abc VALUES('f', 'f', 's');
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INSERT INTO abc SELECT * FROM abc; -- 4
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INSERT INTO abc SELECT * FROM abc; -- 8
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INSERT INTO abc SELECT * FROM abc; -- 16
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INSERT INTO abc SELECT * FROM abc; -- 32
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INSERT INTO abc SELECT * FROM abc; -- 64
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INSERT INTO abc SELECT * FROM abc; -- 128
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INSERT INTO abc SELECT * FROM abc; -- 256
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COMMIT;
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PRAGMA page_size = 1024;
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VACUUM;
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}
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db close
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tv delete
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} {}
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do_faultsim_test pagerfault-2 -prep {
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faultsim_restore_and_reopen
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} -body {
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execsql { SELECT * FROM abc }
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} -test {
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set answer [split [string repeat "ottffs" 128] ""]
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faultsim_test_result [list 0 $answer]
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faultsim_integrity_check
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set res [db eval { SELECT * FROM abc }]
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if {$res != $answer} { error "Database content appears incorrect ($res)" }
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} -faults oom-transient
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#-------------------------------------------------------------------------
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# Test fault-injection while rolling back hot-journals that were created
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# as part of a multi-file transaction.
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#
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do_test pagerfault-3-pre1 {
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testvfs tstvfs -default 1
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tstvfs filter xDelete
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tstvfs script xDeleteCallback
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proc xDeleteCallback {method file args} {
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set file [file tail $file]
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if { [string match *mj* $file] } { faultsim_save }
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}
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faultsim_delete_and_reopen
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db func a_string a_string
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execsql {
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ATTACH 'test.db2' AS aux;
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PRAGMA journal_mode = DELETE;
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PRAGMA main.cache_size = 10;
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PRAGMA aux.cache_size = 10;
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CREATE TABLE t1(a UNIQUE, b UNIQUE);
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CREATE TABLE aux.t2(a UNIQUE, b UNIQUE);
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INSERT INTO t1 VALUES(a_string(200), a_string(300));
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INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
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INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
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INSERT INTO t2 SELECT * FROM t1;
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BEGIN;
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INSERT INTO t1 SELECT a_string(201), a_string(301) FROM t1;
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INSERT INTO t1 SELECT a_string(202), a_string(302) FROM t1;
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INSERT INTO t1 SELECT a_string(203), a_string(303) FROM t1;
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INSERT INTO t1 SELECT a_string(204), a_string(304) FROM t1;
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REPLACE INTO t2 SELECT * FROM t1;
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COMMIT;
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}
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db close
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tstvfs delete
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} {}
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do_faultsim_test pagerfault-3 -faults ioerr-persistent -prep {
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faultsim_restore_and_reopen
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} -body {
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execsql {
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ATTACH 'test.db2' AS aux;
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SELECT count(*) FROM t2;
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SELECT count(*) FROM t1;
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}
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} -test {
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faultsim_test_result {0 {4 4}} {1 {unable to open database: test.db2}}
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faultsim_integrity_check
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catchsql { ATTACH 'test.db2' AS aux }
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if {[db one { SELECT count(*) FROM t1 }] != 4
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|| [db one { SELECT count(*) FROM t2 }] != 4
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} {
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error "Database content appears incorrect"
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}
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}
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#-------------------------------------------------------------------------
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# Test fault-injection as part of a vanilla, no-transaction, INSERT
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# statement.
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#
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do_faultsim_test pagerfault-4 -prep {
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faultsim_delete_and_reopen
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} -body {
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execsql {
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CREATE TABLE x(y);
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INSERT INTO x VALUES('z');
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SELECT * FROM x;
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}
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} -test {
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faultsim_test_result {0 z}
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faultsim_integrity_check
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}
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#-------------------------------------------------------------------------
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# Test fault-injection as part of a commit when using journal_mode=PERSIST.
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# Three different cases:
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#
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# pagerfault-5.1: With no journal_size_limit configured.
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# pagerfault-5.2: With a journal_size_limit configured.
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# pagerfault-5.4: Multi-file transaction. One connection has a
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# journal_size_limit of 0, the other has no limit.
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#
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do_test pagerfault-5-pre1 {
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faultsim_delete_and_reopen
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db func a_string a_string
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execsql {
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CREATE TABLE t1(a UNIQUE, b UNIQUE);
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INSERT INTO t1 VALUES(a_string(200), a_string(300));
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INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
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INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
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}
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faultsim_save_and_close
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} {}
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do_faultsim_test pagerfault-5.1 -prep {
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faultsim_restore_and_reopen
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db func a_string a_string
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execsql { PRAGMA journal_mode = PERSIST }
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} -body {
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execsql { INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1 }
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} -test {
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faultsim_test_result {0 {}}
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faultsim_integrity_check
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}
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do_faultsim_test pagerfault-5.2 -prep {
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faultsim_restore_and_reopen
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db func a_string a_string
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execsql {
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PRAGMA journal_mode = PERSIST;
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PRAGMA journal_size_limit = 2048;
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}
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} -body {
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execsql { INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1 }
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} -test {
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faultsim_test_result {0 {}}
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faultsim_integrity_check
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}
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do_faultsim_test pagerfault-5.3 -prep {
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faultsim_restore_and_reopen
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db func a_string a_string
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file delete -force test2.db test2.db-journal test2.db-wal
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execsql {
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PRAGMA journal_mode = PERSIST;
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ATTACH 'test2.db' AS aux;
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PRAGMA aux.journal_mode = PERSIST;
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PRAGMA aux.journal_size_limit = 0;
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}
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} -body {
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execsql {
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BEGIN;
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INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1;
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CREATE TABLE aux.t2 AS SELECT * FROM t1;
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COMMIT;
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}
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} -test {
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faultsim_test_result {0 {}}
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}
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#-------------------------------------------------------------------------
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# Test fault-injection as part of a commit when using
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# journal_mode=TRUNCATE.
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#
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do_test pagerfault-6-pre1 {
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faultsim_delete_and_reopen
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db func a_string a_string
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execsql {
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CREATE TABLE t1(a UNIQUE, b UNIQUE);
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INSERT INTO t1 VALUES(a_string(200), a_string(300));
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}
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faultsim_save_and_close
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} {}
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do_faultsim_test pagerfault-6.1 -prep {
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faultsim_restore_and_reopen
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db func a_string a_string
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execsql { PRAGMA journal_mode = TRUNCATE }
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} -body {
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execsql { INSERT INTO t1 SELECT a_string(200), a_string(300) FROM t1 }
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} -test {
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faultsim_test_result {0 {}}
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faultsim_integrity_check
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}
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# The following was an attempt to get a bitvec malloc to fail. Didn't work.
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#
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# do_test pagerfault-6-pre1 {
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# faultsim_delete_and_reopen
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# execsql {
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# CREATE TABLE t1(x, y, UNIQUE(x, y));
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# INSERT INTO t1 VALUES(1, randomblob(1501));
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# INSERT INTO t1 VALUES(2, randomblob(1502));
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# INSERT INTO t1 VALUES(3, randomblob(1503));
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# INSERT INTO t1 VALUES(4, randomblob(1504));
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# INSERT INTO t1
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# SELECT x, randomblob(1500+oid+(SELECT max(oid) FROM t1)) FROM t1;
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# INSERT INTO t1
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# SELECT x, randomblob(1500+oid+(SELECT max(oid) FROM t1)) FROM t1;
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# INSERT INTO t1
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# SELECT x, randomblob(1500+oid+(SELECT max(oid) FROM t1)) FROM t1;
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# INSERT INTO t1
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# SELECT x, randomblob(1500+oid+(SELECT max(oid) FROM t1)) FROM t1;
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# }
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# faultsim_save_and_close
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# } {}
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# do_faultsim_test pagerfault-6 -prep {
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# faultsim_restore_and_reopen
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# } -body {
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# execsql {
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# BEGIN;
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# UPDATE t1 SET x=x+4 WHERE x=1;
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# SAVEPOINT one;
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# UPDATE t1 SET x=x+4 WHERE x=2;
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# SAVEPOINT three;
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# UPDATE t1 SET x=x+4 WHERE x=3;
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# SAVEPOINT four;
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# UPDATE t1 SET x=x+4 WHERE x=4;
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# RELEASE three;
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# COMMIT;
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# SELECT DISTINCT x FROM t1;
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# }
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# } -test {
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# faultsim_test_result {0 {5 6 7 8}}
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# faultsim_integrity_check
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# }
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finish_test
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