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sqlite3

    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