wasCSharpSQLite – Blame information for rev

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1 office 1 # 2008 June 28
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 # This file implements regression tests for SQLite library. The
12 # focus of this script is database locks.
13 #
14 # $Id: lock5.test,v 1.6 2008/12/04 12:34:16 drh Exp $
15  
16 set testdir [file dirname $argv0]
17 source $testdir/tester.tcl
18  
19 # This file is only run if using the unix backend compiled with the
20 # SQLITE_ENABLE_LOCKING_STYLE macro.
21 db close
22 if {[catch {sqlite3 db test.db -vfs unix-none} msg]} {
23 finish_test
24 return
25 }
26 db close
27 file delete -force test.db.lock
28  
29 ifcapable lock_proxy_pragmas {
30 set ::using_proxy 0
31 foreach {name value} [array get env SQLITE_FORCE_PROXY_LOCKING] {
32 set ::using_proxy $value
33 }
34 # Disable the proxy locking for these tests
35 set env(SQLITE_FORCE_PROXY_LOCKING) "0"
36 }
37  
38  
39 do_test lock5-dotfile.1 {
40 sqlite3 db test.db -vfs unix-dotfile
41 execsql {
42 BEGIN;
43 CREATE TABLE t1(a, b);
44 }
45 } {}
46  
47 do_test lock5-dotfile.2 {
48 file exists test.db.lock
49 } {1}
50  
51 do_test lock5-dotfile.3 {
52 execsql COMMIT
53 file exists test.db.lock
54 } {0}
55  
56 do_test lock5-dotfile.4 {
57 sqlite3 db2 test.db -vfs unix-dotfile
58 execsql {
59 INSERT INTO t1 VALUES('a', 'b');
60 SELECT * FROM t1;
61 } db2
62 } {a b}
63  
64 do_test lock5-dotfile.5 {
65 execsql {
66 BEGIN;
67 SELECT * FROM t1;
68 } db2
69 } {a b}
70  
71 do_test lock5-dotfile.6 {
72 file exists test.db.lock
73 } {1}
74  
75 do_test lock5-dotfile.7 {
76 catchsql { SELECT * FROM t1; }
77 } {1 {database is locked}}
78  
79 do_test lock5-dotfile.8 {
80 execsql {
81 SELECT * FROM t1;
82 ROLLBACK;
83 } db2
84 } {a b}
85  
86 do_test lock5-dotfile.9 {
87 catchsql { SELECT * FROM t1; }
88 } {0 {a b}}
89  
90 do_test lock5-dotfile.10 {
91 file exists test.db.lock
92 } {0}
93  
94 do_test lock5-dotfile.X {
95 db2 close
96 execsql {BEGIN EXCLUSIVE}
97 db close
98 file exists test.db.lock
99 } {0}
100  
101 #####################################################################
102  
103 file delete -force test.db
104 if {[catch {sqlite3 db test.db -vfs unix-flock} msg]} {
105 finish_test
106 return
107 }
108  
109 do_test lock5-flock.1 {
110 sqlite3 db test.db -vfs unix-flock
111 execsql {
112 CREATE TABLE t1(a, b);
113 BEGIN;
114 INSERT INTO t1 VALUES(1, 2);
115 }
116 } {}
117  
118 # Make sure we are not accidentally using the dotfile locking scheme.
119 do_test lock5-flock.2 {
120 file exists test.db.lock
121 } {0}
122  
123 do_test lock5-flock.3 {
124 catch { sqlite3 db2 test.db -vfs unix-flock }
125 catchsql { SELECT * FROM t1 } db2
126 } {1 {database is locked}}
127  
128 do_test lock5-flock.4 {
129 execsql COMMIT
130 catchsql { SELECT * FROM t1 } db2
131 } {0 {1 2}}
132  
133 do_test lock5-flock.5 {
134 execsql BEGIN
135 catchsql { SELECT * FROM t1 } db2
136 } {0 {1 2}}
137  
138 do_test lock5-flock.6 {
139 execsql {SELECT * FROM t1}
140 catchsql { SELECT * FROM t1 } db2
141 } {1 {database is locked}}
142  
143 do_test lock5-flock.7 {
144 db close
145 catchsql { SELECT * FROM t1 } db2
146 } {0 {1 2}}
147  
148 do_test lock5-flock.8 {
149 db2 close
150 } {}
151  
152 #####################################################################
153  
154 do_test lock5-none.1 {
155 sqlite3 db test.db -vfs unix-none
156 sqlite3 db2 test.db -vfs unix-none
157 execsql {
158 BEGIN;
159 INSERT INTO t1 VALUES(3, 4);
160 }
161 } {}
162 do_test lock5-none.2 {
163 execsql { SELECT * FROM t1 }
164 } {1 2 3 4}
165 do_test lock5-flock.3 {
166 execsql { SELECT * FROM t1 } db2
167 } {1 2}
168 do_test lock5-none.4 {
169 execsql {
170 BEGIN;
171 SELECT * FROM t1;
172 } db2
173 } {1 2}
174 do_test lock5-none.5 {
175 execsql COMMIT
176 execsql {SELECT * FROM t1} db2
177 } {1 2}
178  
179 ifcapable memorymanage {
180 do_test lock5-none.6 {
181 sqlite3_release_memory 1000000
182 execsql {SELECT * FROM t1} db2
183 } {1 2 3 4}
184 }
185  
186 do_test lock5-flock.X {
187 db close
188 db2 close
189 } {}
190  
191 ifcapable lock_proxy_pragmas {
192 set env(SQLITE_FORCE_PROXY_LOCKING) $::using_proxy
193 }
194  
195 finish_test