clang/sqlite | Gitverse

test/statfault.test

54 строки1 KB

dan

Fix a bad interaction between the pager cache and the dbstat module that could lead to a malfunction following an OOM. dbsqlfuzz 9ed3e4e3816219d3509d711636c38542bf3f40b1.

25 сен 2021, 21:21

25 сен 2021, 21:21c28cc32

# 2015 April 28
#
# The author disclaims copyright to this source code.  In place of
# a legal notice, here is a blessing:
#
#    May you do good and not evil.
#    May you find forgiveness for yourself and forgive others.
#    May you share freely, never taking more than you give.
#
#***********************************************************************
#

set testdir [file dirname $argv0]
source $testdir/tester.tcl
source $testdir/malloc_common.tcl
set testprefix statfault

ifcapable !vtab||!compound {
  finish_test
  return
}

register_dbstat_vtab db
do_execsql_test statfault-1 {
  CREATE TABLE t1(a, b UNIQUE);
  INSERT INTO t1 VALUES(1, randomblob(500));
  INSERT INTO t1 VALUES(randomblob(500), 1);
  INSERT INTO t1 VALUES(2, randomblob(250));
  INSERT INTO t1 VALUES(randomblob(250), 2);
  CREATE VIRTUAL TABLE sss USING dbstat;
} {}
faultsim_save_and_close

do_faultsim_test 1 -faults * -prep {
  faultsim_restore_and_reopen
  register_dbstat_vtab db
  execsql { SELECT 1 FROM sqlite_master LIMIT 1 }
} -body {
  execsql { SELECT count(*) FROM sss }
} -test {
  faultsim_test_result {0 8} 
}

do_faultsim_test 2 -faults * -prep {
  faultsim_restore_and_reopen
  register_dbstat_vtab db
  execsql { SELECT 1 FROM sqlite_master LIMIT 1 }
} -body {
  db eval { SELECT * FROM sss } { db eval { SELECT randomblob(5000) } }
} -test {
  faultsim_test_result {0 {}} 
}

finish_test