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1 # 2009 February 4 | |
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 file is testing the "backup" and "restore" methods | |
13 # of the TCL interface - methods which are based on the | |
14 # sqlite3_backup_XXX API. | |
15 # | |
16 # $Id: backup2.test,v 1.4 2009/04/07 14:14:23 danielk1977 Exp $ | |
17 | |
18 set testdir [file dirname $argv0] | |
19 source $testdir/tester.tcl | |
20 | |
21 do_not_use_codec | |
22 | |
23 ifcapable !trigger||!view { finish_test ; return } | |
24 | |
25 # Fill a database with test data. | |
26 # | |
27 do_test backup2-1 { | |
28 db eval { | |
29 CREATE TABLE t1(x); | |
30 INSERT INTO t1 VALUES(randstr(8000,8000)); | |
31 INSERT INTO t1 VALUES(randstr(8000,8000)); | |
32 INSERT INTO t1 VALUES(randstr(8000,8000)); | |
33 INSERT INTO t1 VALUES(randstr(8000,8000)); | |
34 INSERT INTO t1 VALUES(randstr(8000,8000)); | |
35 CREATE VIEW v1 AS SELECT substr(x,10,10) FROM t1; | |
36 CREATE TABLE t2(a,b); | |
37 INSERT INTO t2 VALUES(1,2); | |
38 INSERT INTO t2 VALUES(2,4); | |
39 INSERT INTO t2 SELECT a+2, (a+2)*2 FROM t2; | |
40 INSERT INTO t2 SELECT a+4, (a+4)*2 FROM t2; | |
41 INSERT INTO t2 SELECT a+8, (a+8)*2 FROM t2; | |
42 INSERT INTO t2 SELECT a+16, (a+16)*2 FROM t2; | |
43 INSERT INTO t2 SELECT a+32, (a+32)*2 FROM t2; | |
44 INSERT INTO t2 SELECT a+64, (a+64)*2 FROM t2; | |
45 INSERT INTO t2 SELECT a+128, (a+128)*2 FROM t2; | |
46 CREATE INDEX t2i1 ON t2(a,b); | |
47 CREATE TRIGGER r1 AFTER INSERT ON t2 BEGIN | |
48 SELECT 'hello'; | |
49 END; | |
50 ANALYZE; | |
51 PRAGMA integrity_check; | |
52 } | |
53 } {ok} | |
54 | |
55 # Remember a check-sum on the database file. | |
56 # | |
57 unset -nocomplain cksum | |
58 set cksum [dbcksum db main] | |
59 | |
60 # Make a backup of the test data. Verify that the backup copy | |
61 # is identical to the original. | |
62 # | |
63 do_test backup2-2 { | |
64 forcedelete bu1.db | |
65 db backup bu1.db | |
66 sqlite3 db2 bu1.db | |
67 dbcksum db2 main | |
68 } $cksum | |
69 | |
70 # Delete the original. Restore from backup. Verify the content is | |
71 # unchanged. | |
72 # | |
73 do_test backup2-3.1 { | |
74 db close | |
75 forcedelete test.db test.db-journal | |
76 sqlite3 db test.db | |
77 db2 eval {BEGIN EXCLUSIVE} | |
78 set rc [catch {db restore bu1.db} res] | |
79 lappend rc $res | |
80 db2 eval {ROLLBACK} | |
81 set rc | |
82 } {1 {restore failed: source database busy}} | |
83 do_test backup2-3.2 { | |
84 db close | |
85 forcedelete test.db test.db-journal | |
86 sqlite3 db test.db | |
87 db restore bu1.db | |
88 dbcksum db main | |
89 } $cksum | |
90 | |
91 # Use alternative databases - other than "main". | |
92 # | |
93 do_test backup2-4 { | |
94 db restore temp bu1.db | |
95 dbcksum db temp | |
96 } $cksum | |
97 do_test backup2-5 { | |
98 db2 close | |
99 forcedelete bu1.db bu2.db | |
100 db backup temp bu2.db | |
101 sqlite3 db2 bu2.db | |
102 dbcksum db2 main | |
103 } $cksum | |
104 | |
105 # Try to backup to a readonly file. | |
106 # | |
107 do_test backup2-6 { | |
108 db2 close | |
109 catch {file attributes bu2.db -permissions r--------} | |
110 catch {file attributes bu2.db -readonly 1} | |
111 set rc [catch {db backup temp bu2.db} res] | |
112 lappend rc $res | |
113 } {1 {backup failed: attempt to write a readonly database}} | |
114 | |
115 # Try to backup to something that is not a database file. | |
116 # | |
117 do_test backup2-7 { | |
118 catch {file attributes bu2.db -readonly 0} | |
119 catch {file attributes bu2.db -permissions rw-------} | |
120 set out [open bu2.db w] | |
121 puts $out "This is not a valid database file" | |
122 close $out | |
123 set rc [catch {db backup temp bu2.db} res] | |
124 lappend rc $res | |
125 } {1 {backup failed: file is encrypted or is not a database}} | |
126 | |
127 # Try to backup database that does not exist | |
128 # | |
129 do_test backup2-8 { | |
130 forcedelete bu1.db | |
131 set rc [catch {db backup aux1 bu1.db} res] | |
132 lappend rc $res | |
133 } {1 {backup failed: unknown database aux1}} | |
134 | |
135 # Invalid syntax on the backup method | |
136 # | |
137 do_test backup2-9 { | |
138 set rc [catch {db backup} res] | |
139 lappend rc $res | |
140 } {1 {wrong # args: should be "db backup ?DATABASE? FILENAME"}} | |
141 | |
142 # Try to restore from an unreadable file. | |
143 # | |
144 if {$tcl_platform(platform)=="windows"} { | |
145 set msg {cannot open source database: unable to open database file} | |
146 } elseif {$tcl_platform(os)=="OpenBSD"} { | |
147 set msg {restore failed: file is encrypted or is not a database} | |
148 } else { | |
149 set msg {cannot open source database: disk I/O error} | |
150 } | |
151 do_test backup2-10 { | |
152 forcedelete bu3.db | |
153 file mkdir bu3.db | |
154 set rc [catch {db restore temp bu3.db} res] | |
155 lappend rc $res | |
156 } [list 1 $msg] | |
157 | |
158 # Try to restore from something that is not a database file. | |
159 # | |
160 do_test backup2-11 { | |
161 set rc [catch {db restore temp bu2.db} res] | |
162 lappend rc $res | |
163 } {1 {restore failed: file is encrypted or is not a database}} | |
164 | |
165 # Try to restore a database that does not exist | |
166 # | |
167 do_test backup2-12 { | |
168 set rc [catch {db restore aux1 bu2.db} res] | |
169 lappend rc $res | |
170 } {1 {restore failed: unknown database aux1}} | |
171 do_test backup2-13 { | |
172 forcedelete bu4.db | |
173 set rc [catch {db restore bu4.db} res] | |
174 lappend rc $res | |
175 } {1 {cannot open source database: unable to open database file}} | |
176 | |
177 # Invalid syntax on the restore method | |
178 # | |
179 do_test backup2-14 { | |
180 set rc [catch {db restore} res] | |
181 lappend rc $res | |
182 } {1 {wrong # args: should be "db restore ?DATABASE? FILENAME"}} | |
183 | |
184 forcedelete bu1.db bu2.db bu3.db bu4.db | |
185 | |
186 finish_test | |
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