gitlab.com/CoiaPrant/sqlite3@v1.19.1/testdata/tcl/multiplex2.test (about)

     1  # 2010 October 29
     2  #
     3  # The author disclaims copyright to this source code.  In place of
     4  # a legal notice, here is a blessing:
     5  #
     6  #    May you do good and not evil.
     7  #    May you find forgiveness for yourself and forgive others.
     8  #    May you share freely, never taking more than you give.
     9  #
    10  #***********************************************************************
    11  #
    12  
    13  set testdir [file dirname $argv0]
    14  source $testdir/tester.tcl
    15  source $testdir/malloc_common.tcl
    16  source $testdir/lock_common.tcl
    17  
    18  
    19  do_multiclient_test tn {
    20    code1 { catch { sqlite3_multiplex_initialize "" 0 } }
    21    code2 { catch { sqlite3_multiplex_initialize "" 0 } }
    22  
    23    code1 { db close }
    24    code2 { db2 close }
    25  
    26    code1 { sqlite3 db test.db -vfs multiplex }
    27    code2 { sqlite3 db2 test.db -vfs multiplex }
    28  
    29    code1 { sqlite3_multiplex_control db main chunk_size [expr 1024*1024] }
    30    code2 { sqlite3_multiplex_control db2 main chunk_size [expr 1024*1024] }
    31  
    32    sql1 {
    33      CREATE TABLE t1(a, b);
    34      INSERT INTO t1 VALUES(randomblob(10), randomblob(4000));          --    1
    35      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    2
    36      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    4
    37      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    8
    38      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   16
    39      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   32
    40      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   64
    41      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  128
    42      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  256
    43      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  512
    44      SELECT count(*) FROM t1;
    45    } 
    46  
    47    do_test multiplex-1.$tn.1 { sql1 { SELECT count(*) FROM t1 } } 512
    48    do_test multiplex-1.$tn.2 { sql2 { SELECT count(*) FROM t1 } } 512
    49    sql2 { DELETE FROM t1 ; VACUUM }
    50    do_test multiplex-1.$tn.3 { sql1 { SELECT count(*) FROM t1 } } 0
    51  
    52    sql1 {
    53      INSERT INTO t1 VALUES(randomblob(10), randomblob(4000));          --    1
    54      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    2
    55      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    4
    56      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    8
    57      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   16
    58      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   32
    59      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   64
    60      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  128
    61      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  256
    62      INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  512
    63      SELECT count(*) FROM t1;
    64    }
    65  
    66    do_test multiplex-1.$tn.4 { sql2 { SELECT count(*) FROM t1 } } 512
    67  }
    68  
    69  catch { sqlite3_multiplex_shutdown }
    70  finish_test