test/multiplex2.test

# 2010 October 29
#
# 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
source $testdir/lock_common.tcl
set testprefix multiplex2
db close

do_multiclient_test tn {
  foreach f [glob -nocomplain test.*] { forcedelete $f }

  code1 { catch { sqlite3_multiplex_initialize "" 0 } }
  code2 { catch { sqlite3_multiplex_initialize "" 0 } }

  code1 { db close }
  code2 { db2 close }

  code1 { sqlite3 db test.db -vfs multiplex }
  code2 { sqlite3 db2 test.db -vfs multiplex }

  code1 { sqlite3_multiplex_control db main chunk_size [expr 1024*1024] }
  code2 { sqlite3_multiplex_control db2 main chunk_size [expr 1024*1024] }

  sql1 {
    CREATE TABLE t1(a, b);
    INSERT INTO t1 VALUES(randomblob(10), randomblob(4000));          --    1
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    2
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    4
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    8
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   16
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   32
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   64
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  128
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  256
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  512
    SELECT count(*) FROM t1;
  } 

  do_test 1.$tn.1 { sql1 { SELECT count(*) FROM t1 } } 512
  do_test 1.$tn.2 { sql2 { SELECT count(*) FROM t1 } } 512
  sql2 { DELETE FROM t1 ; VACUUM }
  do_test 1.$tn.3 { sql1 { SELECT count(*) FROM t1 } } 0

  sql1 {
    INSERT INTO t1 VALUES(randomblob(10), randomblob(4000));          --    1
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    2
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    4
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    8
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   16
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   32
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   64
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  128
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  256
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  512
    SELECT count(*) FROM t1;
  }

  do_test 1.$tn.4 { sql2 { SELECT count(*) FROM t1 } } 512
}

catch {db close}
foreach f [glob -nocomplain test.*] { forcedelete $f }

ifcapable 8_3_names {
  sqlite3 db test.db -vfs multiplex
  sqlite3_multiplex_control db main chunk_size [expr 256*1024]

  # Insert 512 * 256K (128MB) of data. If each row is around 4K, this means
  # we need 32768 rows.
  do_catchsql_test 2.1 {
    CREATE TABLE t1(a, b);
    INSERT INTO t1 VALUES(randomblob(10), randomblob(4000));          --    1
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    2
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    4
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    8
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   16
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   32
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   64
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  128
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  256
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  512

    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   1K
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   2K
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   4K
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   8K
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  16K
    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  32K
  
  } {1 {database or disk is full}}

  do_execsql_test 2.2 {
    UPDATE t1 SET a=randomblob(9), b=randomblob(3900);
    PRAGMA integrity_check;
  } ok

  db close
  sqlite3 db test.db -vfs multiplex
  sqlite3_multiplex_control db main chunk_size [expr 256*1024]

  do_execsql_test 2.3 {
    PRAGMA integrity_check;
  } ok
}

catch { db close }
catch { sqlite3_multiplex_shutdown }
finish_test