1550 lines
		
	
	
		
			42 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			1550 lines
		
	
	
		
			42 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 $testdir/malloc_common.tcl
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if {[permutation] == "inmemory_journal"} {
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  finish_test
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  return
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}
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if {$::tcl_platform(platform)=="windows"} {
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  finish_test
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  return
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}
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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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} 
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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 -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 -faults oom-transient -prep {
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  faultsim_restore_and_reopen
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  db func a_string a_string
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  forcedelete 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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  catchsql { COMMIT }
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  catchsql { ROLLBACK }
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  faultsim_integrity_check
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  set res ""
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  set rc [catch { set res [db one { PRAGMA aux.integrity_check }] }]
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  if {$rc!=0 || $res != "ok"} {error "integrity-check problem:$rc $res"}
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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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  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 unix vfs xAccess() method considers a file zero bytes in size to
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# "not exist". This proc overrides that behaviour so that a zero length
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# file is considered to exist.
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#
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proc xAccess {method filename op args} {
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  if {$op != "SQLITE_ACCESS_EXISTS"} { return "" }
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  return [file exists $filename]
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}
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do_faultsim_test pagerfault-6.2 -faults cantopen-* -prep {
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  shmfault filter xAccess
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  shmfault script xAccess
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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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  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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#
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 | 
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# This is designed to provoke a special case in the pager code:
 | 
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#
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# If an error (specifically, a FULL or IOERR error) occurs while writing a
 | 
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# dirty page to the file-system in order to free up memory, the pager enters
 | 
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# the "error state". An IO error causes SQLite to roll back the current
 | 
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# transaction (exiting the error state). A FULL error, however, may only
 | 
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# rollback the current statement.
 | 
						|
#
 | 
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# This block tests that nothing goes wrong if a FULL error occurs while
 | 
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# writing a dirty page out to free memory from within a statement that has
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# opened a statement transaction.
 | 
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#
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do_test pagerfault-7-pre1 {
 | 
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  faultsim_delete_and_reopen
 | 
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  execsql {
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    CREATE TABLE t2(a INTEGER PRIMARY KEY, b);
 | 
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    BEGIN;
 | 
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      INSERT INTO t2 VALUES(NULL, randomblob(1500));
 | 
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      INSERT INTO t2 VALUES(NULL, randomblob(1500));
 | 
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      INSERT INTO t2 SELECT NULL, randomblob(1500) FROM t2;    --  4
 | 
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      INSERT INTO t2 SELECT NULL, randomblob(1500) FROM t2;    --  8
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      INSERT INTO t2 SELECT NULL, randomblob(1500) FROM t2;    -- 16
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      INSERT INTO t2 SELECT NULL, randomblob(1500) FROM t2;    -- 32
 | 
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      INSERT INTO t2 SELECT NULL, randomblob(1500) FROM t2;    -- 64
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    COMMIT;
 | 
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    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);
 | 
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  }
 | 
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} -body {
 | 
						|
  execsql { UPDATE t1 SET a = 65, b = randomblob(1500) WHERE (a+1)>200 }
 | 
						|
  execsql COMMIT
 | 
						|
} -test {
 | 
						|
  faultsim_test_result {0 {}}
 | 
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  faultsim_integrity_check
 | 
						|
}
 | 
						|
 | 
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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
 | 
						|
  forcedelete 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*] { forcedelete $f }
 | 
						|
  db eval { 
 | 
						|
    ATTACH 'test.db2' AS aux;
 | 
						|
    CREATE TABLE t1(a, b);
 | 
						|
    CREATE TABLE aux.t2(a, b);
 | 
						|
  }
 | 
						|
} -body {
 | 
						|
  execsql { 
 | 
						|
    BEGIN;
 | 
						|
      INSERT INTO t1 VALUES(1,2);
 | 
						|
      INSERT INTO t2 VALUES(3,4); 
 | 
						|
    COMMIT;
 | 
						|
  }
 | 
						|
} -test {
 | 
						|
  faultsim_test_result {0 {}}
 | 
						|
  faultsim_integrity_check
 | 
						|
}
 | 
						|
 | 
						|
do_faultsim_test pagerfault-24 -prep {
 | 
						|
  faultsim_delete_and_reopen
 | 
						|
  db eval { PRAGMA temp_store = file }
 | 
						|
  execsql { CREATE TABLE x(a, b) }
 | 
						|
} -body {
 | 
						|
  execsql { CREATE TEMP TABLE t1(a, b) }
 | 
						|
} -test {
 | 
						|
  faultsim_test_result {0 {}} \
 | 
						|
    {1 {unable to open a temporary database file for storing temporary tables}}
 | 
						|
  set ic [db eval { PRAGMA temp.integrity_check }]
 | 
						|
  if {$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
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
#-------------------------------------------------------------------------
 | 
						|
#
 | 
						|
do_test pagerfault-28-pre {
 | 
						|
  faultsim_delete_and_reopen
 | 
						|
  db func a_string a_string
 | 
						|
  execsql {
 | 
						|
    PRAGMA page_size = 512;
 | 
						|
 | 
						|
    PRAGMA journal_mode = wal;
 | 
						|
    PRAGMA wal_autocheckpoint = 0;
 | 
						|
    PRAGMA cache_size = 100000;
 | 
						|
 | 
						|
    BEGIN;
 | 
						|
      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 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;
 | 
						|
    COMMIT;
 | 
						|
    CREATE TABLE t1(a PRIMARY KEY, b);
 | 
						|
  }
 | 
						|
  expr {[file size test.db-shm] >= 96*1024}
 | 
						|
} {1}
 | 
						|
faultsim_save_and_close
 | 
						|
 | 
						|
do_faultsim_test pagerfault-28a -faults oom* -prep {
 | 
						|
  faultsim_restore_and_reopen
 | 
						|
  execsql { PRAGMA mmap_size=0 }
 | 
						|
 | 
						|
  sqlite3 db2 test.db
 | 
						|
  db2 eval { SELECT count(*) FROM t2 }
 | 
						|
 | 
						|
  db func a_string a_string
 | 
						|
  execsql { 
 | 
						|
    BEGIN;
 | 
						|
      INSERT INTO t1 VALUES(a_string(2000), a_string(2000));
 | 
						|
      INSERT INTO t1 VALUES(a_string(2000), a_string(2000));
 | 
						|
  }
 | 
						|
  set ::STMT [sqlite3_prepare db "SELECT * FROM t1 ORDER BY a" -1 DUMMY]
 | 
						|
  sqlite3_step $::STMT
 | 
						|
} -body {
 | 
						|
  execsql { ROLLBACK }
 | 
						|
} -test {
 | 
						|
  db2 close
 | 
						|
  sqlite3_finalize $::STMT
 | 
						|
  catchsql { ROLLBACK }
 | 
						|
  faultsim_integrity_check
 | 
						|
}
 | 
						|
 | 
						|
faultsim_restore_and_reopen
 | 
						|
sqlite3 db2 test.db
 | 
						|
db2 eval {SELECT count(*) FROM t2}
 | 
						|
db close
 | 
						|
 | 
						|
do_faultsim_test pagerfault-28b -faults oom* -prep {
 | 
						|
  sqlite3 db test.db
 | 
						|
} -body {
 | 
						|
  execsql { SELECT count(*) FROM t2 }
 | 
						|
} -test {
 | 
						|
  faultsim_test_result {0 2048}
 | 
						|
  db close
 | 
						|
}
 | 
						|
 | 
						|
db2 close
 | 
						|
 | 
						|
#-------------------------------------------------------------------------
 | 
						|
# Try this:
 | 
						|
#
 | 
						|
#    1) Put the pager in ERROR state (error during rollback)
 | 
						|
#
 | 
						|
#    2) Next time the connection is used inject errors into all xWrite() and
 | 
						|
#       xUnlock() calls. This causes the hot-journal rollback to fail and
 | 
						|
#       the pager to declare its locking state UNKNOWN.
 | 
						|
#
 | 
						|
#    3) Same again.
 | 
						|
#
 | 
						|
#    4a) Stop injecting errors. Allow the rollback to succeed. Check that
 | 
						|
#        the database is Ok. Or, 
 | 
						|
#
 | 
						|
#    4b) Close and reopen the db. Check that the db is Ok.
 | 
						|
#
 | 
						|
proc custom_injectinstall {} {
 | 
						|
  testvfs custom -default true
 | 
						|
  custom filter {xWrite xUnlock}
 | 
						|
}
 | 
						|
proc custom_injectuninstall {} {
 | 
						|
  catch {db  close}
 | 
						|
  catch {db2 close}
 | 
						|
  custom delete
 | 
						|
}
 | 
						|
proc custom_injectstart {iFail} {
 | 
						|
  custom ioerr $iFail 1
 | 
						|
}
 | 
						|
proc custom_injectstop {} {
 | 
						|
  custom ioerr
 | 
						|
}
 | 
						|
set ::FAULTSIM(custom)          [list      \
 | 
						|
  -injectinstall   custom_injectinstall    \
 | 
						|
  -injectstart     custom_injectstart      \
 | 
						|
  -injectstop      custom_injectstop       \
 | 
						|
  -injecterrlist   {{1 {disk I/O error}}}  \
 | 
						|
  -injectuninstall custom_injectuninstall  \
 | 
						|
]
 | 
						|
 | 
						|
do_test pagerfault-29-pre {
 | 
						|
  faultsim_delete_and_reopen
 | 
						|
  db func a_string a_string
 | 
						|
  execsql {
 | 
						|
    PRAGMA page_size = 1024;
 | 
						|
    PRAGMA cache_size = 5;
 | 
						|
 | 
						|
    BEGIN;
 | 
						|
      CREATE TABLE t2(a UNIQUE, b UNIQUE);
 | 
						|
      INSERT INTO t2 VALUES( a_string(800), a_string(800) );
 | 
						|
      INSERT INTO t2 SELECT a_string(800), a_string(800) FROM t2;
 | 
						|
      INSERT INTO t2 SELECT a_string(800), a_string(800) FROM t2;
 | 
						|
      INSERT INTO t2 SELECT a_string(800), a_string(800) FROM t2;
 | 
						|
      INSERT INTO t2 SELECT a_string(800), a_string(800) FROM t2;
 | 
						|
    COMMIT;
 | 
						|
  }
 | 
						|
  expr {[file size test.db] >= 50*1024}
 | 
						|
} {1}
 | 
						|
faultsim_save_and_close
 | 
						|
foreach {tn tt} {
 | 
						|
  29 { catchsql ROLLBACK }
 | 
						|
  30 { db close ; sqlite3 db test.db }
 | 
						|
} {
 | 
						|
  do_faultsim_test pagerfault-$tn -faults custom -prep {
 | 
						|
    faultsim_restore_and_reopen
 | 
						|
      db func a_string a_string
 | 
						|
      execsql {
 | 
						|
        PRAGMA cache_size = 5;
 | 
						|
        BEGIN;
 | 
						|
        UPDATE t2 SET a = a_string(799);
 | 
						|
      }
 | 
						|
  } -body {
 | 
						|
    catchsql ROLLBACK
 | 
						|
    catchsql ROLLBACK
 | 
						|
    catchsql ROLLBACK
 | 
						|
  } -test {
 | 
						|
    eval $::tt
 | 
						|
    if {"ok" != [db one {PRAGMA integrity_check}]} {
 | 
						|
      error "integrity check failed"
 | 
						|
    }
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
do_test pagerfault-31-pre {
 | 
						|
  sqlite3_shutdown
 | 
						|
  sqlite3_config_uri 1
 | 
						|
} {SQLITE_OK}
 | 
						|
do_faultsim_test pagerfault-31 -faults oom* -body {
 | 
						|
  sqlite3 db {file:one?mode=memory&cache=shared}
 | 
						|
  db eval {
 | 
						|
    CREATE TABLE t1(x);
 | 
						|
    INSERT INTO t1 VALUES(1);
 | 
						|
    SELECT * FROM t1;
 | 
						|
  }
 | 
						|
} -test {
 | 
						|
  faultsim_test_result {0 1} {1 {}}
 | 
						|
  catch { db close }
 | 
						|
}
 | 
						|
sqlite3_shutdown
 | 
						|
sqlite3_config_uri 0
 | 
						|
 | 
						|
do_test pagerfault-32-pre {
 | 
						|
  reset_db
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE t1(x);
 | 
						|
    INSERT INTO t1 VALUES('one');
 | 
						|
  }
 | 
						|
} {}
 | 
						|
faultsim_save_and_close
 | 
						|
 | 
						|
do_faultsim_test pagerfault-32 -prep {
 | 
						|
  faultsim_restore_and_reopen
 | 
						|
  db eval { SELECT * FROM t1; }
 | 
						|
} -body {
 | 
						|
  execsql { SELECT * FROM t1; }
 | 
						|
} -test {
 | 
						|
  faultsim_test_result {0 one}
 | 
						|
}
 | 
						|
sqlite3_shutdown
 | 
						|
sqlite3_config_uri 0
 | 
						|
 | 
						|
do_faultsim_test pagerfault-33a -prep {
 | 
						|
  sqlite3 db :memory:
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE t1(a, b);
 | 
						|
    INSERT INTO t1 VALUES(1, 2);
 | 
						|
  }
 | 
						|
} -body {
 | 
						|
  execsql { VACUUM }
 | 
						|
} -test {
 | 
						|
  faultsim_test_result {0 {}}
 | 
						|
} 
 | 
						|
do_faultsim_test pagerfault-33b -prep {
 | 
						|
  sqlite3 db ""
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE t1(a, b);
 | 
						|
    INSERT INTO t1 VALUES(1, 2);
 | 
						|
  }
 | 
						|
} -body {
 | 
						|
  execsql { VACUUM }
 | 
						|
} -test {
 | 
						|
  faultsim_test_result {0 {}}
 | 
						|
} 
 | 
						|
 | 
						|
do_test pagerfault-34-pre {
 | 
						|
  reset_db
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE t1(x PRIMARY KEY);
 | 
						|
  }
 | 
						|
} {}
 | 
						|
faultsim_save_and_close
 | 
						|
do_faultsim_test pagerfault-34 -prep {
 | 
						|
  faultsim_restore_and_reopen
 | 
						|
  execsql {
 | 
						|
    BEGIN;
 | 
						|
      INSERT INTO t1 VALUES( randomblob(4000) );
 | 
						|
      DELETE FROM t1;
 | 
						|
  }
 | 
						|
} -body {
 | 
						|
  execsql COMMIT
 | 
						|
} -test {
 | 
						|
  faultsim_test_result {0 {}}
 | 
						|
} 
 | 
						|
 | 
						|
do_test pagerfault-35-pre {
 | 
						|
  faultsim_delete_and_reopen
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE t1(x PRIMARY KEY, y);
 | 
						|
    INSERT INTO t1 VALUES(randomblob(200), randomblob(200));
 | 
						|
    INSERT INTO t1 SELECT randomblob(200), randomblob(200) FROM t1;
 | 
						|
    INSERT INTO t1 SELECT randomblob(200), randomblob(200) FROM t1;
 | 
						|
    INSERT INTO t1 SELECT randomblob(200), randomblob(200) FROM t1;
 | 
						|
  }
 | 
						|
  faultsim_save_and_close
 | 
						|
} {}
 | 
						|
testvfs tv -default 1
 | 
						|
tv sectorsize 8192;
 | 
						|
tv devchar [list]
 | 
						|
do_faultsim_test pagerfault-35 -prep {
 | 
						|
  faultsim_restore_and_reopen
 | 
						|
} -body {
 | 
						|
  execsql { UPDATE t1 SET x=randomblob(200) }
 | 
						|
} -test {
 | 
						|
  faultsim_test_result {0 {}}
 | 
						|
}
 | 
						|
catch {db close}
 | 
						|
tv delete
 | 
						|
 | 
						|
sqlite3_shutdown
 | 
						|
sqlite3_config_uri 1
 | 
						|
do_test pagerfault-36-pre {
 | 
						|
  faultsim_delete_and_reopen
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE t1(x PRIMARY KEY, y);
 | 
						|
    INSERT INTO t1 VALUES(randomblob(200), randomblob(200));
 | 
						|
    INSERT INTO t1 SELECT randomblob(200), randomblob(200) FROM t1;
 | 
						|
    INSERT INTO t1 SELECT randomblob(200), randomblob(200) FROM t1;
 | 
						|
    INSERT INTO t1 SELECT randomblob(200), randomblob(200) FROM t1;
 | 
						|
  }
 | 
						|
  faultsim_save_and_close
 | 
						|
} {}
 | 
						|
do_faultsim_test pagerfault-36 -prep {
 | 
						|
  faultsim_restore
 | 
						|
  sqlite3 db file:test.db?cache=shared
 | 
						|
  sqlite3 db2 file:test.db?cache=shared
 | 
						|
  db2 eval {
 | 
						|
    BEGIN;
 | 
						|
    SELECT count(*) FROM sqlite_master;
 | 
						|
  }
 | 
						|
  db eval {
 | 
						|
    PRAGMA cache_size = 1;
 | 
						|
    BEGIN;
 | 
						|
      UPDATE t1 SET x = randomblob(200);
 | 
						|
  }
 | 
						|
} -body {
 | 
						|
  execsql ROLLBACK db
 | 
						|
} -test {
 | 
						|
  catch { db eval {UPDATE t1 SET x = randomblob(200)} }
 | 
						|
  faultsim_test_result {0 {}}
 | 
						|
  catch { db close }
 | 
						|
  catch { db2 close }
 | 
						|
}
 | 
						|
 | 
						|
sqlite3_shutdown
 | 
						|
sqlite3_config_uri 0
 | 
						|
sqlite3_initialize
 | 
						|
 | 
						|
finish_test
 |