xref: /sqlite-3.40.0/test/async2.test (revision b6be675d) 
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 1.7 2007/09/05 11:34:54 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    sqlite3async_enable 0
74
75    set ::sqlite_io_error_pending 0
76    sqlite3_memdebug_fail -1
77
78    sqlite3 db test.db
79    set c [db eval {SELECT c FROM counter LIMIT 1}]
80    switch -- $c {
81      1 {
82        do_test async-$err-1.1.$n {
83          execsql {
84            SELECT name FROM sqlite_master;
85          }
86        } {counter}
87      }
88      2 {
89        do_test async-$err-1.2.$n.1 {
90          execsql {
91            SELECT * FROM t1;
92          }
93        } {}
94        do_test async-$err-1.2.$n.2 {
95          execsql {
96            SELECT * FROM t2;
97          }
98        } {}
99      }
100      3 {
101        do_test async-$err-1.3.$n.1 {
102          execsql {
103            SELECT * FROM t1;
104          }
105        } {abcdefghij four score}
106        do_test async-$err-1.3.$n.2 {
107          execsql {
108            SELECT * FROM t2;
109          }
110        } {klmnopqrst and seven}
111      }
112      FIN {
113        set ::go 0
114      }
115    }
116
117    db close
118  }
119}
120
121catch {db close}
122sqlite3async_halt idle
123sqlite3async_start
124sqlite3async_wait
125
126finish_test
127