xref: /sqlite-3.40.0/test/async2.test (revision 7a4252b2) 
1#
2#    May you do good and not evil.
3#    May you find forgiveness for yourself and forgive others.
4#    May you share freely, never taking more than you give.
5#
6#***********************************************************************
7#
8# $Id: async2.test,v 1.8 2007/09/05 16:54:41 danielk1977 Exp $
9
10
11set testdir [file dirname $argv0]
12source $testdir/tester.tcl
13
14if {
15  [info commands sqlite3async_enable]=="" ||
16  [info command sqlite3_memdebug_fail]==""
17} {
18  # The async logic is not built into this system
19  puts "Skipping async2 tests: not compiled with required features"
20  finish_test
21  return
22}
23
24# Enable asynchronous IO.
25
26set setup_script {
27  CREATE TABLE counter(c);
28  INSERT INTO counter(c) VALUES (1);
29}
30
31set sql_script {
32  BEGIN;
33    UPDATE counter SET c = 2;
34    CREATE TABLE t1(a PRIMARY KEY, b, c);
35    CREATE TABLE t2(a PRIMARY KEY, b, c);
36  COMMIT;
37
38  BEGIN;
39    UPDATE counter SET c = 3;
40    INSERT INTO t1 VALUES('abcdefghij', 'four', 'score');
41    INSERT INTO t2 VALUES('klmnopqrst', 'and', 'seven');
42  COMMIT;
43
44  UPDATE counter SET c = 'FIN';
45}
46
47db close
48
49foreach err [list ioerr malloc-transient malloc-persistent] {
50  set ::go 1
51  for {set n 1} {$::go} {incr n} {
52    set ::sqlite_io_error_pending 0
53    sqlite3_memdebug_fail -1
54    file delete -force test.db test.db-journal
55    sqlite3 db test.db
56    execsql $::setup_script
57    db close
58
59    sqlite3async_enable 1
60    sqlite3 db test.db
61
62    switch -- $err {
63      ioerr             { set ::sqlite_io_error_pending $n }
64      malloc-persistent { sqlite3_memdebug_fail $n -repeat 1 }
65      malloc-transient  { sqlite3_memdebug_fail $n -repeat 0 }
66    }
67
68    catchsql $::sql_script
69    db close
70
71    sqlite3async_halt idle
72    sqlite3async_start
73    sqlite3async_wait
74    sqlite3async_enable 0
75
76    set ::sqlite_io_error_pending 0
77    sqlite3_memdebug_fail -1
78
79    sqlite3 db test.db
80    set c [db eval {SELECT c FROM counter LIMIT 1}]
81    switch -- $c {
82      1 {
83        do_test async-$err-1.1.$n {
84          execsql {
85            SELECT name FROM sqlite_master;
86          }
87        } {counter}
88      }
89      2 {
90        do_test async-$err-1.2.$n.1 {
91          execsql {
92            SELECT * FROM t1;
93          }
94        } {}
95        do_test async-$err-1.2.$n.2 {
96          execsql {
97            SELECT * FROM t2;
98          }
99        } {}
100      }
101      3 {
102        do_test async-$err-1.3.$n.1 {
103          execsql {
104            SELECT * FROM t1;
105          }
106        } {abcdefghij four score}
107        do_test async-$err-1.3.$n.2 {
108          execsql {
109            SELECT * FROM t2;
110          }
111        } {klmnopqrst and seven}
112      }
113      FIN {
114        set ::go 0
115      }
116    }
117
118    db close
119  }
120}
121
122catch {db close}
123sqlite3async_halt idle
124sqlite3async_start
125sqlite3async_wait
126
127finish_test
128