SQLite

#    May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.  The
# focus of this script is testing the ATTACH and DETACH commands
# and related functionality.
#
# $Id: attach2.test,v 1.36 2007/08/10 19:46:14 drh Exp $
#

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

# Ticket #354
#

  catchsql {
    INSERT INTO t1 VALUES(1, 2)
  } db2 
} {1 {database is locked}}

lock_status 4.4.1 db {main shared temp closed file2 unlocked}
lock_status 4.4.2 db2 {main unlocked temp closed file2 unlocked}

# We have to make sure that the cache_size and the soft_heap_limit
# are large enough to hold the entire change in memory.  If either
# is set too small, then changes will spill to the database, forcing
# a reserved lock to promote to exclusive.  That will mess up our
# test results. 

set soft_limit [sqlite3_soft_heap_limit 0]


do_test attach2-4.5 {
  # Handle 'db2' reserves file2.
  execsql {BEGIN} db2
  execsql {INSERT INTO file2.t1 VALUES(1, 2)} db2
  # Lock status:
  #    db  - shared(main)

do_test attach2-4.15 {
  execsql {SELECT * FROM t1} db2
} {1 2 1 2}

db close
db2 close
file delete -force test2.db
sqlite3_soft_heap_limit $soft_limit

# These tests - attach2-5.* - check that the master journal file is deleted
# correctly when a multi-file transaction is committed or rolled back.
#
# Update: It's not actually created if a rollback occurs, so that test
# doesn't really prove too much.
foreach f [glob test.db*] {file delete -force $f}

#
#***********************************************************************
# This file implements regression tests for SQLite library.  The
# focus of this script testing the callback-free C/C++ API and in
# particular the behavior of sqlite3_step() when trying to commit
# with lock contention.
#
# $Id: capi3b.test,v 1.4 2007/08/10 19:46:14 drh Exp $
#

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


# These tests depend on the pager holding changes in cache
# until it is time to commit.  But that won't happen if the
# soft-heap-limit is set too low.  So disable the soft heap limit
# for the duration of this test.
#
sqlite3_soft_heap_limit 0


set DB [sqlite3_connection_pointer db]
sqlite3 db2 test.db
set DB2 [sqlite3_connection_pointer db2]

# Create some data in the database
#

do_test capi3b-2.12 {
  sqlite3_finalize $VM1
  sqlite3_finalize $VM2
  execsql {SELECT * FROM t1}
} {1 2 3 4}

catch {db2 close}

sqlite3_soft_heap_limit $soft_limit
finish_test