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1 # 2002 March 6 | |
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. | |
12 # | |
13 # This file implements tests for the PRAGMA command. | |
14 # | |
15 # $Id: pragma2.test,v 1.4 2007/10/09 08:29:33 danielk1977 Exp $ | |
16 | |
17 set testdir [file dirname $argv0] | |
18 source $testdir/tester.tcl | |
19 | |
20 # Test organization: | |
21 # | |
22 # pragma2-1.*: Test freelist_count pragma on the main database. | |
23 # pragma2-2.*: Test freelist_count pragma on an attached database. | |
24 # pragma2-3.*: Test trying to write to the freelist_count is a no-op. | |
25 # pragma2-4.*: Tests for PRAGMA cache_spill | |
26 # | |
27 | |
28 ifcapable !pragma||!schema_pragmas { | |
29 finish_test | |
30 return | |
31 } | |
32 | |
33 # Delete the preexisting database to avoid the special setup | |
34 # that the "all.test" script does. | |
35 # | |
36 db close | |
37 delete_file test.db test.db-journal | |
38 delete_file test3.db test3.db-journal | |
39 sqlite3 db test.db; set DB [sqlite3_connection_pointer db] | |
40 db eval {PRAGMA auto_vacuum=0} | |
41 | |
42 do_test pragma2-1.1 { | |
43 execsql { | |
44 PRAGMA freelist_count; | |
45 } | |
46 } {0} | |
47 do_test pragma2-1.2 { | |
48 execsql { | |
49 CREATE TABLE abc(a, b, c); | |
50 PRAGMA freelist_count; | |
51 } | |
52 } {0} | |
53 do_test pragma2-1.3 { | |
54 execsql { | |
55 DROP TABLE abc; | |
56 PRAGMA freelist_count; | |
57 } | |
58 } {1} | |
59 do_test pragma2-1.4 { | |
60 execsql { | |
61 PRAGMA main.freelist_count; | |
62 } | |
63 } {1} | |
64 | |
65 forcedelete test2.db | |
66 forcedelete test2.db-journal | |
67 | |
68 ifcapable attach { | |
69 do_test pragma2-2.1 { | |
70 execsql { | |
71 ATTACH 'test2.db' AS aux; | |
72 PRAGMA aux.auto_vacuum=OFF; | |
73 PRAGMA aux.freelist_count; | |
74 } | |
75 } {0} | |
76 do_test pragma2-2.2 { | |
77 execsql { | |
78 CREATE TABLE aux.abc(a, b, c); | |
79 PRAGMA aux.freelist_count; | |
80 } | |
81 } {0} | |
82 do_test pragma2-2.3 { | |
83 set ::val [string repeat 0123456789 1000] | |
84 execsql { | |
85 INSERT INTO aux.abc VALUES(1, 2, $::val); | |
86 PRAGMA aux.freelist_count; | |
87 } | |
88 } {0} | |
89 do_test pragma2-2.4 { | |
90 expr {[file size test2.db] / 1024} | |
91 } {11} | |
92 do_test pragma2-2.5 { | |
93 execsql { | |
94 DELETE FROM aux.abc; | |
95 PRAGMA aux.freelist_count; | |
96 } | |
97 } {9} | |
98 | |
99 do_test pragma2-3.1 { | |
100 execsql { | |
101 PRAGMA aux.freelist_count; | |
102 PRAGMA main.freelist_count; | |
103 PRAGMA freelist_count; | |
104 } | |
105 } {9 1 1} | |
106 do_test pragma2-3.2 { | |
107 execsql { | |
108 PRAGMA freelist_count = 500; | |
109 PRAGMA freelist_count; | |
110 } | |
111 } {1 1} | |
112 do_test pragma2-3.3 { | |
113 execsql { | |
114 PRAGMA aux.freelist_count = 500; | |
115 PRAGMA aux.freelist_count; | |
116 } | |
117 } {9 9} | |
118 } | |
119 | |
120 # Default setting of PRAGMA cache_spill is always ON | |
121 # | |
122 # EVIDENCE-OF: R-51036-62828 PRAGMA cache_spill; PRAGMA | |
123 # cache_spill=boolean; | |
124 # | |
125 # EVIDENCE-OF: R-23955-02765 Cache_spill is enabled by default | |
126 # | |
127 db close | |
128 delete_file test.db test.db-journal | |
129 delete_file test2.db test2.db-journal | |
130 sqlite3 db test.db | |
131 do_execsql_test pragma2-4.1 { | |
132 PRAGMA cache_spill; | |
133 PRAGMA main.cache_spill; | |
134 PRAGMA temp.cache_spill; | |
135 } {1 1 1} | |
136 do_execsql_test pragma2-4.2 { | |
137 PRAGMA cache_spill=OFF; | |
138 PRAGMA cache_spill; | |
139 PRAGMA main.cache_spill; | |
140 PRAGMA temp.cache_spill; | |
141 } {0 0 0} | |
142 do_execsql_test pragma2-4.3 { | |
143 PRAGMA page_size=1024; | |
144 PRAGMA cache_size=50; | |
145 BEGIN; | |
146 CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c, d); | |
147 INSERT INTO t1 VALUES(1, randomblob(400), 1, randomblob(400)); | |
148 INSERT INTO t1 SELECT a+1, randomblob(400), a+1, randomblob(400) FROM t1; | |
149 INSERT INTO t1 SELECT a+2, randomblob(400), a+2, randomblob(400) FROM t1; | |
150 INSERT INTO t1 SELECT a+4, randomblob(400), a+4, randomblob(400) FROM t1; | |
151 INSERT INTO t1 SELECT a+8, randomblob(400), a+8, randomblob(400) FROM t1; | |
152 INSERT INTO t1 SELECT a+16, randomblob(400), a+16, randomblob(400) FROM t1; | |
153 INSERT INTO t1 SELECT a+32, randomblob(400), a+32, randomblob(400) FROM t1; | |
154 INSERT INTO t1 SELECT a+64, randomblob(400), a+64, randomblob(400) FROM t1; | |
155 COMMIT; | |
156 ATTACH 'test2.db' AS aux1; | |
157 CREATE TABLE aux1.t2(a INTEGER PRIMARY KEY, b, c, d); | |
158 INSERT INTO t2 SELECT * FROM t1; | |
159 DETACH aux1; | |
160 PRAGMA cache_spill=ON; | |
161 } {} | |
162 sqlite3_release_memory | |
163 # | |
164 # EVIDENCE-OF: R-07634-40532 The cache_spill pragma enables or disables | |
165 # the ability of the pager to spill dirty cache pages to the database | |
166 # file in the middle of a transaction. | |
167 # | |
168 do_test pragma2-4.4 { | |
169 db eval { | |
170 BEGIN; | |
171 UPDATE t1 SET c=c+1; | |
172 PRAGMA lock_status; | |
173 } | |
174 } {main exclusive temp unknown} ;# EXCLUSIVE lock due to cache spill | |
175 do_test pragma2-4.5 { | |
176 db eval { | |
177 COMMIT; | |
178 PRAGMA cache_spill=OFF; | |
179 BEGIN; | |
180 UPDATE t1 SET c=c-1; | |
181 PRAGMA lock_status; | |
182 } | |
183 } {main reserved temp unknown} ;# No cache spill, so no exclusive lock | |
184 | |
185 # Verify that newly attached databases inherit the cache_spill=OFF | |
186 # setting. | |
187 # | |
188 do_execsql_test pragma2-4.6 { | |
189 COMMIT; | |
190 ATTACH 'test2.db' AS aux1; | |
191 PRAGMA aux1.cache_size=50; | |
192 BEGIN; | |
193 UPDATE t2 SET c=c+1; | |
194 PRAGMA lock_status; | |
195 } {main unlocked temp unknown aux1 reserved} | |
196 do_execsql_test pragma2-4.7 { | |
197 COMMIT; | |
198 } | |
199 sqlite3_release_memory | |
200 do_execsql_test pragma2-4.8 { | |
201 PRAGMA cache_spill=ON; -- Applies to all databases | |
202 BEGIN; | |
203 UPDATE t2 SET c=c-1; | |
204 PRAGMA lock_status; | |
205 } {main unlocked temp unknown aux1 exclusive} | |
206 | |
207 | |
208 finish_test | |
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