Annotation of embedaddon/sqlite3/test/shared4.test, revision 1.1.1.1
1.1 misho 1: # 2008 July 14
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: # Test the btree mutex protocol for shared cache mode.
13: #
14: # $Id: shared4.test,v 1.2 2008/08/04 03:51:24 danielk1977 Exp $
15:
16: set testdir [file dirname $argv0]
17: source $testdir/tester.tcl
18: db close
19: puts hello
20:
21: # This script is only valid if we are running shared-cache mode in a
22: # threadsafe-capable database engine.
23: #
24: ifcapable !shared_cache||!compound {
25: finish_test
26: return
27: }
28: set ::enable_shared_cache [sqlite3_enable_shared_cache 1]
29:
30: # Prepare multiple databases in shared cache mode.
31: #
32: do_test shared4-1.1 {
33: forcedelete test1.db test1.db-journal
34: forcedelete test2.db test2.db-journal
35: forcedelete test3.db test3.db-journal
36: forcedelete test4.db test4.db-journal
37: sqlite3 db1 test1.db
38: sqlite3 db2 test2.db
39: sqlite3 db3 test3.db
40: sqlite3 db4 test4.db
41: db1 eval {
42: CREATE TABLE t1(a);
43: INSERT INTO t1 VALUES(111);
44: }
45: db2 eval {
46: CREATE TABLE t2(b);
47: INSERT INTO t2 VALUES(222);
48: }
49: db3 eval {
50: CREATE TABLE t3(c);
51: INSERT INTO t3 VALUES(333);
52: }
53: db4 eval {
54: CREATE TABLE t4(d);
55: INSERT INTO t4 VALUES(444);
56: }
57: db1 eval {
58: ATTACH DATABASE 'test2.db' AS two;
59: ATTACH DATABASE 'test3.db' AS three;
60: ATTACH DATABASE 'test4.db' AS four;
61: }
62: db2 eval {
63: ATTACH DATABASE 'test4.db' AS four;
64: ATTACH DATABASE 'test3.db' AS three;
65: ATTACH DATABASE 'test1.db' AS one;
66: }
67: db3 eval {
68: ATTACH DATABASE 'test1.db' AS one;
69: ATTACH DATABASE 'test2.db' AS two;
70: ATTACH DATABASE 'test4.db' AS four;
71: }
72: db4 eval {
73: ATTACH DATABASE 'test3.db' AS three;
74: ATTACH DATABASE 'test2.db' AS two;
75: ATTACH DATABASE 'test1.db' AS one;
76: }
77: db1 eval {
78: SELECT a FROM t1 UNION ALL
79: SELECT b FROM t2 UNION ALL
80: SELECT c FROM t3 UNION ALL
81: SELECT d FROM t4;
82: }
83: } {111 222 333 444}
84: do_test shared4-1.2 {
85: db2 eval {
86: SELECT a FROM t1 UNION ALL
87: SELECT b FROM t2 UNION ALL
88: SELECT d FROM t4 UNION ALL
89: SELECT c FROM t3;
90: }
91: } {111 222 444 333}
92: do_test shared4-1.3 {
93: db3 eval {
94: SELECT a FROM t1 UNION ALL
95: SELECT c FROM t3 UNION ALL
96: SELECT b FROM t2 UNION ALL
97: SELECT d FROM t4;
98: }
99: } {111 333 222 444}
100: do_test shared4-1.4 {
101: db4 eval {
102: SELECT a FROM t1 UNION ALL
103: SELECT c FROM t3 UNION ALL
104: SELECT d FROM t4 UNION ALL
105: SELECT b FROM t2;
106: }
107: } {111 333 444 222}
108: do_test shared4-1.5 {
109: db3 eval {
110: SELECT a FROM t1 UNION ALL
111: SELECT d FROM t4 UNION ALL
112: SELECT b FROM t2 UNION ALL
113: SELECT c FROM t3;
114: }
115: } {111 444 222 333}
116: do_test shared4-1.6 {
117: db4 eval {
118: SELECT a FROM t1 UNION ALL
119: SELECT d FROM t4 UNION ALL
120: SELECT c FROM t3 UNION ALL
121: SELECT b FROM t2;
122: }
123: } {111 444 333 222}
124: do_test shared4-1.7 {
125: db1 eval {
126: SELECT b FROM t2 UNION ALL
127: SELECT a FROM t1 UNION ALL
128: SELECT c FROM t3 UNION ALL
129: SELECT d FROM t4;
130: }
131: } {222 111 333 444}
132: do_test shared4-1.8 {
133: db2 eval {
134: SELECT b FROM t2 UNION ALL
135: SELECT a FROM t1 UNION ALL
136: SELECT d FROM t4 UNION ALL
137: SELECT c FROM t3;
138: }
139: } {222 111 444 333}
140: do_test shared4-1.9 {
141: db3 eval {
142: SELECT b FROM t2 UNION ALL
143: SELECT c FROM t3 UNION ALL
144: SELECT a FROM t1 UNION ALL
145: SELECT d FROM t4;
146: }
147: } {222 333 111 444}
148: do_test shared4-1.10 {
149: db4 eval {
150: SELECT b FROM t2 UNION ALL
151: SELECT c FROM t3 UNION ALL
152: SELECT d FROM t4 UNION ALL
153: SELECT a FROM t1;
154: }
155: } {222 333 444 111}
156: do_test shared4-1.11 {
157: db1 eval {
158: SELECT c FROM t3 UNION ALL
159: SELECT a FROM t1 UNION ALL
160: SELECT b FROM t2 UNION ALL
161: SELECT d FROM t4;
162: }
163: } {333 111 222 444}
164: do_test shared4-1.12 {
165: db2 eval {
166: SELECT c FROM t3 UNION ALL
167: SELECT a FROM t1 UNION ALL
168: SELECT d FROM t4 UNION ALL
169: SELECT b FROM t2;
170: }
171: } {333 111 444 222}
172:
173: do_test shared4-2.1 {
174: db1 eval {
175: UPDATE t1 SET a=a+1000;
176: UPDATE t2 SET b=b+2000;
177: UPDATE t3 SET c=c+3000;
178: UPDATE t4 SET d=d+4000;
179: }
180: db2 eval {
181: UPDATE t1 SET a=a+10000;
182: UPDATE t2 SET b=b+20000;
183: UPDATE t3 SET c=c+30000;
184: UPDATE t4 SET d=d+40000;
185: }
186: db3 eval {
187: UPDATE t1 SET a=a+100000;
188: UPDATE t2 SET b=b+200000;
189: UPDATE t3 SET c=c+300000;
190: UPDATE t4 SET d=d+400000;
191: }
192: db4 eval {
193: UPDATE t1 SET a=a+1000000;
194: UPDATE t2 SET b=b+2000000;
195: UPDATE t3 SET c=c+3000000;
196: UPDATE t4 SET d=d+4000000;
197: }
198: db1 eval {
199: SELECT a FROM t1 UNION ALL
200: SELECT b FROM t2 UNION ALL
201: SELECT c FROM t3 UNION ALL
202: SELECT d FROM t4;
203: }
204: } {1111111 2222222 3333333 4444444}
205: do_test shared4-2.2 {
206: db2 eval {
207: SELECT a FROM t1 UNION ALL
208: SELECT b FROM t2 UNION ALL
209: SELECT d FROM t4 UNION ALL
210: SELECT c FROM t3;
211: }
212: } {1111111 2222222 4444444 3333333}
213: do_test shared4-2.3 {
214: db3 eval {
215: SELECT a FROM t1 UNION ALL
216: SELECT c FROM t3 UNION ALL
217: SELECT b FROM t2 UNION ALL
218: SELECT d FROM t4;
219: }
220: } {1111111 3333333 2222222 4444444}
221: do_test shared4-2.4 {
222: db4 eval {
223: SELECT a FROM t1 UNION ALL
224: SELECT c FROM t3 UNION ALL
225: SELECT d FROM t4 UNION ALL
226: SELECT b FROM t2;
227: }
228: } {1111111 3333333 4444444 2222222}
229:
230:
231: db1 close
232: db2 close
233: db3 close
234: db4 close
235:
236: sqlite3_enable_shared_cache $::enable_shared_cache
237: finish_test
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