xref: /sqlite-3.40.0/test/stmt.test (revision f2fcd075) 
1# 2010 February 18
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# The tests in this file check that SQLite uses (or does not use) a
13# statement journal for various SQL statements.
14#
15
16set testdir [file dirname $argv0]
17source $testdir/tester.tcl
18
19do_test stmt-1.1 {
20  execsql { CREATE TABLE t1(a integer primary key, b INTEGER NOT NULL) }
21} {}
22
23# The following tests verify the method used for the tests in this file -
24# that if a statement journal is required by a statement it is opened and
25# remains open until the current transaction is committed or rolled back.
26#
27# This only work if SQLITE_TEMP_STORE!=3
28#
29if {$::TEMP_STORE==3} {
30  finish_test
31  return
32}
33do_test stmt-1.2 {
34  set sqlite_open_file_count
35} {1}
36do_test stmt-1.3 {
37  execsql {
38    BEGIN;
39      INSERT INTO t1 VALUES(1, 1);
40  }
41  set sqlite_open_file_count
42} {2}
43do_test stmt-1.4 {
44  execsql {
45    INSERT INTO t1 SELECT a+1, b+1 FROM t1;
46  }
47  set sqlite_open_file_count
48} {3}
49do_test stmt-1.5 {
50  execsql COMMIT
51  set sqlite_open_file_count
52} {1}
53do_test stmt-1.6.1 {
54  execsql {
55    BEGIN;
56      INSERT INTO t1 SELECT a+2, b+2 FROM t1;
57  }
58  set sqlite_open_file_count
59} {2}
60do_test stmt-1.6.2 {
61  execsql { INSERT INTO t1 SELECT a+4, b+4 FROM t1 }
62  set sqlite_open_file_count
63} {3}
64do_test stmt-1.7 {
65  execsql COMMIT
66  set sqlite_open_file_count
67} {1}
68
69
70proc filecount {testname sql expected} {
71  uplevel [list do_test $testname [subst -nocommand {
72    execsql BEGIN
73    execsql { $sql }
74    set ret [set sqlite_open_file_count]
75    execsql ROLLBACK
76    set ret
77  }] $expected]
78}
79
80filecount stmt-2.1 { INSERT INTO t1 VALUES(9, 9)  } 2
81filecount stmt-2.2 { REPLACE INTO t1 VALUES(9, 9) } 2
82filecount stmt-2.3 { INSERT INTO t1 SELECT 9, 9   } 2
83filecount stmt-2.4 {
84    INSERT INTO t1 SELECT 9, 9;
85    INSERT INTO t1 SELECT 10, 10;
86} 3
87
88do_test stmt-2.5 {
89  execsql { CREATE INDEX i1 ON t1(b) }
90} {}
91filecount stmt-2.6 {
92  REPLACE INTO t1 VALUES(5, 5);
93  REPLACE INTO t1 VALUES(5, 5);
94} 3
95
96finish_test
97