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| 1 # 2010 December 1 | |
| 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 operation of the library in | |
| 13 # "PRAGMA journal_mode=WAL" mode. | |
| 14 # | |
| 15 | |
| 16 set testdir [file dirname $argv0] | |
| 17 set testprefix wal6 | |
| 18 source $testdir/tester.tcl | |
| 19 source $testdir/lock_common.tcl | |
| 20 source $testdir/wal_common.tcl | |
| 21 source $testdir/malloc_common.tcl | |
| 22 ifcapable !wal {finish_test ; return } | |
| 23 | |
| 24 #------------------------------------------------------------------------- | |
| 25 # Changing to WAL mode in one connection forces the change in others. | |
| 26 # | |
| 27 db close | |
| 28 forcedelete test.db | |
| 29 | |
| 30 set all_journal_modes {delete persist truncate memory off} | |
| 31 foreach jmode $all_journal_modes { | |
| 32 | |
| 33 do_test wal6-1.0.$jmode { | |
| 34 sqlite3 db test.db | |
| 35 execsql "PRAGMA journal_mode = $jmode;" | |
| 36 } $jmode | |
| 37 | |
| 38 do_test wal6-1.1.$jmode { | |
| 39 execsql { | |
| 40 CREATE TABLE t1(a INTEGER PRIMARY KEY, b); | |
| 41 INSERT INTO t1 VALUES(1,2); | |
| 42 SELECT * FROM t1; | |
| 43 } | |
| 44 } {1 2} | |
| 45 | |
| 46 # Under Windows, you'll get an error trying to delete | |
| 47 # a file this is already opened. Close the first connection | |
| 48 # so the other tests work. | |
| 49 if {$tcl_platform(platform)=="windows"} { | |
| 50 if {$jmode=="persist" || $jmode=="truncate"} { | |
| 51 db close | |
| 52 } | |
| 53 } | |
| 54 | |
| 55 do_test wal6-1.2.$jmode { | |
| 56 sqlite3 db2 test.db | |
| 57 execsql { | |
| 58 PRAGMA journal_mode=WAL; | |
| 59 INSERT INTO t1 VALUES(3,4); | |
| 60 SELECT * FROM t1 ORDER BY a; | |
| 61 } db2 | |
| 62 } {wal 1 2 3 4} | |
| 63 | |
| 64 if {$tcl_platform(platform)=="windows"} { | |
| 65 if {$jmode=="persist" || $jmode=="truncate"} { | |
| 66 sqlite3 db test.db | |
| 67 } | |
| 68 } | |
| 69 | |
| 70 do_test wal6-1.3.$jmode { | |
| 71 execsql { | |
| 72 SELECT * FROM t1 ORDER BY a; | |
| 73 } | |
| 74 } {1 2 3 4} | |
| 75 | |
| 76 db close | |
| 77 db2 close | |
| 78 forcedelete test.db | |
| 79 | |
| 80 } | |
| 81 | |
| 82 #------------------------------------------------------------------------- | |
| 83 # Test that SQLITE_BUSY_SNAPSHOT is returned as expected. | |
| 84 # | |
| 85 reset_db | |
| 86 sqlite3 db2 test.db | |
| 87 | |
| 88 do_execsql_test 2.1 { | |
| 89 PRAGMA journal_mode = WAL; | |
| 90 CREATE TABLE t1(a PRIMARY KEY, b TEXT); | |
| 91 INSERT INTO t1 VALUES(1, 'one'); | |
| 92 INSERT INTO t1 VALUES(2, 'two'); | |
| 93 BEGIN; | |
| 94 SELECT * FROM t1; | |
| 95 } {wal 1 one 2 two} | |
| 96 | |
| 97 do_test 2.2 { | |
| 98 execsql { | |
| 99 SELECT * FROM t1; | |
| 100 INSERT INTO t1 VALUES(3, 'three'); | |
| 101 } db2 | |
| 102 } {1 one 2 two} | |
| 103 | |
| 104 do_catchsql_test 2.3 { | |
| 105 INSERT INTO t1 VALUES('x', 'x') | |
| 106 } {1 {database is locked}} | |
| 107 | |
| 108 do_test 2.4 { | |
| 109 list [sqlite3_errcode db] [sqlite3_extended_errcode db] | |
| 110 } {SQLITE_BUSY SQLITE_BUSY_SNAPSHOT} | |
| 111 | |
| 112 do_execsql_test 2.5 { | |
| 113 SELECT * FROM t1; | |
| 114 COMMIT; | |
| 115 INSERT INTO t1 VALUES('x', 'x') | |
| 116 } {1 one 2 two} | |
| 117 | |
| 118 proc test3 {prefix} { | |
| 119 do_test $prefix.1 { | |
| 120 execsql { SELECT count(*) FROM t1 } | |
| 121 } {0} | |
| 122 do_test $prefix.2 { | |
| 123 execsql { INSERT INTO t1 VALUES('x', 'x') } db2 | |
| 124 } {} | |
| 125 do_test $prefix.3 { | |
| 126 execsql { INSERT INTO t1 VALUES('y', 'y') } | |
| 127 } {} | |
| 128 do_test $prefix.4 { | |
| 129 execsql { SELECT count(*) FROM t1 } | |
| 130 } {2} | |
| 131 } | |
| 132 | |
| 133 do_execsql_test 2.6.1 { DELETE FROM t1 } | |
| 134 test3 2.6.2 | |
| 135 | |
| 136 db func test3 test3 | |
| 137 do_execsql_test 2.6.3 { DELETE FROM t1 } | |
| 138 db eval {SELECT test3('2.6.4')} | |
| 139 | |
| 140 do_test 2.x { | |
| 141 db2 close | |
| 142 } {} | |
| 143 | |
| 144 #------------------------------------------------------------------------- | |
| 145 # Check that if BEGIN IMMEDIATE fails, it does not leave the user with | |
| 146 # an open read-transaction (unless one was already open before the BEGIN | |
| 147 # IMMEDIATE). Even if there are other active VMs. | |
| 148 # | |
| 149 | |
| 150 proc test4 {prefix} { | |
| 151 do_test $prefix.1 { | |
| 152 catchsql { BEGIN IMMEDIATE } | |
| 153 } {1 {database is locked}} | |
| 154 | |
| 155 do_test $prefix.2 { | |
| 156 execsql { COMMIT } db2 | |
| 157 } {} | |
| 158 | |
| 159 do_test $prefix.3 { | |
| 160 execsql { BEGIN IMMEDIATE } | |
| 161 } {} | |
| 162 do_test $prefix.4 { | |
| 163 execsql { COMMIT } | |
| 164 } {} | |
| 165 } | |
| 166 | |
| 167 reset_db | |
| 168 sqlite3 db2 test.db | |
| 169 do_execsql_test 3.1 { | |
| 170 PRAGMA journal_mode = WAL; | |
| 171 CREATE TABLE ab(a PRIMARY KEY, b); | |
| 172 } {wal} | |
| 173 | |
| 174 do_test 3.2.1 { | |
| 175 execsql { | |
| 176 BEGIN; | |
| 177 INSERT INTO ab VALUES(1, 2); | |
| 178 } db2 | |
| 179 } {} | |
| 180 test4 3.2.2 | |
| 181 | |
| 182 db func test4 test4 | |
| 183 do_test 3.3.1 { | |
| 184 execsql { | |
| 185 BEGIN; | |
| 186 INSERT INTO ab VALUES(3, 4); | |
| 187 } db2 | |
| 188 } {} | |
| 189 | |
| 190 db eval {SELECT test4('3.3.2')} | |
| 191 | |
| 192 do_test 3.x { | |
| 193 db2 close | |
| 194 } {} | |
| 195 | |
| 196 #------------------------------------------------------------------------- | |
| 197 # Check that if a wal file has been partially checkpointed, no frames are | |
| 198 # read from the checkpointed part. | |
| 199 # | |
| 200 reset_db | |
| 201 do_execsql_test 4.1 { | |
| 202 PRAGMA page_size = 1024; | |
| 203 PRAGMA journal_mode = wal; | |
| 204 CREATE TABLE t1(a, b); | |
| 205 CREATE TABLE t2(a, b); | |
| 206 PRAGMA wal_checkpoint = truncate; | |
| 207 } {wal 0 0 0} | |
| 208 | |
| 209 do_test 4.2 { | |
| 210 execsql { INSERT INTO t1 VALUES(1, 2) } | |
| 211 file size test.db-wal | |
| 212 } [wal_file_size 1 1024] | |
| 213 | |
| 214 do_test 4.3 { | |
| 215 sqlite3 db2 test.db | |
| 216 execsql { | |
| 217 BEGIN; | |
| 218 INSERT INTO t2 VALUES(3, 4); | |
| 219 } | |
| 220 execsql { PRAGMA wal_checkpoint = passive } db2 | |
| 221 } {0 1 1} | |
| 222 | |
| 223 do_test 4.3 { | |
| 224 execsql { COMMIT } | |
| 225 db2 close | |
| 226 hexio_write test.db-wal 0 [string repeat 00 2000] | |
| 227 sqlite3 db2 test.db | |
| 228 } {} | |
| 229 | |
| 230 do_test 4.4.1 { | |
| 231 catchsql { SELECT * FROM t1 } db2 | |
| 232 } {0 {1 2}} | |
| 233 do_test 4.4.2 { | |
| 234 catchsql { SELECT * FROM t2 } db2 | |
| 235 } {1 {database disk image is malformed}} | |
| 236 | |
| 237 | |
| 238 finish_test | |
| 239 | |
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