iNew = ++(*pnCurrent);
      if( iNew==PENDING_BYTE_PAGE(pBt) ) iNew = ++(*pnCurrent);
      rc = relocatePage(pBt, pPg, pEntry->eType, pEntry->parent, iNew, 1);
      releasePageNotNull(pPg);
    }else{
      rc = allocateBtreePage(pBt, &pFree, &iNew, iFirst-1, BTALLOC_LE);
      assert( rc!=SQLITE_OK || iNew<iFirst );
      releasePage(pFree);
      if( rc==SQLITE_OK ){
        MemPage *pPg = 0;

        btreeGetPage(pBt, iPg, &pPg, 0);
        rc = relocatePage(pBt, pPg, pEntry->eType, pEntry->parent,iNew,1);
        releasePage(pPg);
      }
    }
  }
  return rc;

      iNew = ++(*pnCurrent);
      if( iNew==PENDING_BYTE_PAGE(pBt) ) iNew = ++(*pnCurrent);
      rc = relocatePage(pBt, pPg, pEntry->eType, pEntry->parent, iNew, 1);
      releasePageNotNull(pPg);
    }else{
      rc = allocateBtreePage(pBt, &pFree, &iNew, iFirst-1, BTALLOC_LE);
      assert( rc!=SQLITE_OK || iNew<iFirst );

      if( rc==SQLITE_OK ){
        MemPage *pPg = 0;
        releasePage(pFree);
        btreeGetPage(pBt, iPg, &pPg, 0);
        rc = relocatePage(pBt, pPg, pEntry->eType, pEntry->parent,iNew,1);
        releasePage(pPg);
      }
    }
  }
  return rc;

# 2015 Aug 25
#
# 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.
#
#***********************************************************************
#
# This file contains fault injection tests designed to test the concurrent
# transactions feature.
#

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

# This test will not work with an in-memory journal, as the database will
# become corrupt if an error is injected into a transaction after it starts
# writing data out to the db file.
ifcapable !concurrent {
  finish_test
  return
}

do_test 1-pre1 {
  execsql {
    PRAGMA journal_mode = wal;
    CREATE TABLE t1(a PRIMARY KEY, b);
    INSERT INTO t1 VALUES(randomblob(1000), randomblob(100));
    INSERT INTO t1 SELECT randomblob(1000), randomblob(1000) FROM t1;
    INSERT INTO t1 SELECT randomblob(1000), randomblob(1000) FROM t1;
    INSERT INTO t1 SELECT randomblob(1000), randomblob(1000) FROM t1;
    INSERT INTO t1 SELECT randomblob(1000), randomblob(1000) FROM t1;
    DELETE FROM t1 WHERE rowid%2;
  }
  faultsim_save_and_close
} {}

do_faultsim_test 1.1 -prep {
  faultsim_restore_and_reopen
} -body {
  execsql { 
    BEGIN CONCURRENT;
      INSERT INTO t1 VALUES(randomblob(1000), randomblob(100));
    COMMIT;
  }
} -test {
  faultsim_test_result {0 {}} 
  catchsql { ROLLBACK }
  faultsim_integrity_check
}

do_faultsim_test 1.2 -prep {
  faultsim_restore_and_reopen
} -body {
  execsql { 
    BEGIN CONCURRENT;
      INSERT INTO t1 VALUES(randomblob(1000), randomblob(100));
    ROLLBACK;
  }
} -test {
  faultsim_test_result {0 {}} 
  catchsql { ROLLBACK }
  faultsim_integrity_check
}

do_faultsim_test 1.3 -prep {
  faultsim_restore_and_reopen
} -body {
  execsql { 
    BEGIN CONCURRENT;
      DELETE FROM t1;
    COMMIT;
  }
} -test {
  faultsim_test_result {0 {}} 
  catchsql { ROLLBACK }
  faultsim_integrity_check
}

finish_test

} {1 {cannot modify application_id within CONCURRENT transaction}}
do_execsql_test 3.5 {
  COMMIT;
  PRAGMA user_version;
  PRAGMA application_id;
  SELECT * FROM t1;
} {10 0 a b c d}


finish_test

} {1 {cannot modify application_id within CONCURRENT transaction}}
do_execsql_test 3.5 {
  COMMIT;
  PRAGMA user_version;
  PRAGMA application_id;
  SELECT * FROM t1;
} {10 0 a b c d}


finish_test