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
13set testdir [file dirname $argv0]
14source $testdir/tester.tcl
15source $testdir/malloc_common.tcl
16source $testdir/lock_common.tcl
17
18
19do_multiclient_test tn {
20  code1 { catch { sqlite3_multiplex_initialize "" 0 } }
21  code2 { catch { sqlite3_multiplex_initialize "" 0 } }
22
23  code1 { db close }
24  code2 { db2 close }
25
26  code1 { sqlite3 db test.db -vfs multiplex }
27  code2 { sqlite3 db2 test.db -vfs multiplex }
28
29  code1 { sqlite3_multiplex_control db main chunk_size [expr 1024*1024] }
30  code2 { sqlite3_multiplex_control db2 main chunk_size [expr 1024*1024] }
31
32  sql1 {
33    CREATE TABLE t1(a, b);
34    INSERT INTO t1 VALUES(randomblob(10), randomblob(4000));          --    1
35    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    2
36    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    4
37    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --    8
38    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   16
39    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   32
40    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --   64
41    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  128
42    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  256
43    INSERT INTO t1 SELECT randomblob(10), randomblob(4000) FROM t1;   --  512
44    SELECT count(*) FROM t1;
45  }
46
47  do_test multiplex-1.$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
69catch { sqlite3_multiplex_shutdown }
70finish_test
71