SQLite4
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Artifact 9d3fd00538ba9440872f298b9d8d36a66c66484f:


# 2012 September 05
#
# 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.
#
#***********************************************************************
# The tests in this file were used while developing the SQLite 4 code. 
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix simple2

#-------------------------------------------------------------------------
# Test cases 1.* verify that file-descriptors are not closed while there
# are outstanding locks. And that file-descriptors left in the resulting
# deferred-close state are reused when possible.
#
db_delete test2.db
do_execsql_test 1.1 {
  CREATE TABLE t1(a, b);
  INSERT INTO t1 VALUES('abc', 'def');
  ATTACH 'test2.db' AS aux;
  CREATE TABLE aux.t1 AS SELECT * FROM main.t1;
  DETACH aux;
}

do_test 1.2 {
  set nIncorrect 0
  for {set i 0} {$i < 2000} {incr i} {
    sqlite4 db2 test2.db
    set res [execsql {SELECT * FROM t1} db2]
    incr nIncorrect [string compare "abc def" $res]
    db2 close
  }
  set nIncorrect
} {0}

do_test 1.3 {
  set nIncorrect 0
  for {set i 0} {$i < 2000} {incr i} {
    sqlite4 db2 test.db
    set res [execsql {SELECT * FROM t1} db2]
    incr nIncorrect [string compare "abc def" $res]
    db2 close
  }
  set nIncorrect
} {0}

do_test 1.4 {
  set nIncorrect 0
  set res [list [catch {
    for {set i 2} {$i < 2000} {incr i} {
      sqlite4 db$i test.db
      set res [execsql {SELECT * FROM t1} db$i]
      incr nIncorrect [string compare "abc def" $res]
    }
  } msg] $msg]
  set res
} {1 {disk I/O error}}

do_test 1.5 {
  for {set i 2} {$i < 2000} {incr i} {
    catch {db$i close}
  }
  set res {}
} {}


finish_test