xref: /sqlite-3.40.0/test/async2.test (revision eacb6c59) 
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 1.6 2007/08/30 10:49:55 danielk1977 Exp $
9
10
11set testdir [file dirname $argv0]
12source $testdir/tester.tcl
13
14if {
15  [info commands sqlite3async_enable]=="" ||
16  [info command sqlite3_memdebug_fail]==""
17} {
18  # The async logic is not built into this system
19  puts "Skipping async2 tests: not compiled with required features"
20  finish_test
21  return
22}
23
24# Enable asynchronous IO.
25
26set setup_script {
27  CREATE TABLE counter(c);
28  INSERT INTO counter(c) VALUES (1);
29}
30
31set sql_script {
32  BEGIN;
33    UPDATE counter SET c = 2;
34    CREATE TABLE t1(a PRIMARY KEY, b, c);
35    CREATE TABLE t2(a PRIMARY KEY, b, c);
36  COMMIT;
37
38  BEGIN;
39    UPDATE counter SET c = 3;
40    INSERT INTO t1 VALUES('abcdefghij', 'four', 'score');
41    INSERT INTO t2 VALUES('klmnopqrst', 'and', 'seven');
42  COMMIT;
43
44  UPDATE counter SET c = 'FIN';
45}
46
47db close
48
49
50foreach err [list ioerr malloc-transient malloc-persistent] {
51  set ::go 1
52  for {set n 1} {$::go} {incr n} {
53    set ::sqlite_io_error_pending 0
54    sqlite3_memdebug_fail -1
55    file delete -force test.db test.db-journal
56    sqlite3 db test.db
57    execsql $::setup_script
58    db close
59
60    sqlite3async_enable 1
61    sqlite3 db test.db
62    execsql $::sql_script
63    db close
64
65    switch -- $err {
66      ioerr             { set ::sqlite_io_error_pending $n }
67      malloc-persistent { sqlite3_memdebug_fail $n -repeat 1 }
68      malloc-transient  { sqlite3_memdebug_fail $n -repeat 0 }
69    }
70    sqlite3async_halt idle
71    sqlite3async_start
72    sqlite3async_wait
73
74    set ::sqlite_io_error_pending 0
75    sqlite3_memdebug_fail -1
76
77    sqlite3 db test.db
78    set c [db eval {SELECT c FROM counter LIMIT 1}]
79    switch -- $c {
80      1 {
81        do_test async-$err-1.1.$n {
82          execsql {
83            SELECT name FROM sqlite_master;
84          }
85        } {counter}
86      }
87      2 {
88        do_test async-$err-1.2.$n.1 {
89          execsql {
90            SELECT * FROM t1;
91          }
92        } {}
93        do_test async-$err-1.2.$n.2 {
94          execsql {
95            SELECT * FROM t2;
96          }
97        } {}
98      }
99      3 {
100        do_test async-$err-1.3.$n.1 {
101          execsql {
102            SELECT * FROM t1;
103          }
104        } {abcdefghij four score}
105        do_test async-$err-1.3.$n.2 {
106          execsql {
107            SELECT * FROM t2;
108          }
109        } {klmnopqrst and seven}
110      }
111      FIN {
112        set ::go 0
113      }
114    }
115
116    sqlite3async_enable 0
117  }
118}
119
120catch {db close}
121sqlite3async_halt idle
122sqlite3async_start
123sqlite3async_wait
124
125finish_test
126