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| 1 # 2002 November 30 | |
| 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 testing the ability of SQLite to handle database | |
| 13 # files larger than 4GB. | |
| 14 # | |
| 15 # $Id: bigfile.test,v 1.12 2009/03/05 04:27:08 shane Exp $ | |
| 16 # | |
| 17 | |
| 18 if {[file exists skip-big-file]} return | |
| 19 if {$tcl_platform(os)=="Darwin"} return | |
| 20 | |
| 21 set testdir [file dirname $argv0] | |
| 22 source $testdir/tester.tcl | |
| 23 | |
| 24 # Do not use a codec for this file, as the database is manipulated using | |
| 25 # external methods (the [fake_big_file] and [hexio_write] commands). | |
| 26 # | |
| 27 do_not_use_codec | |
| 28 | |
| 29 # If SQLITE_DISABLE_LFS is defined, omit this file. | |
| 30 ifcapable !lfs { | |
| 31 finish_test | |
| 32 return | |
| 33 } | |
| 34 | |
| 35 # These tests only work for Tcl version 8.4 and later. Prior to 8.4, | |
| 36 # Tcl was unable to handle large files. | |
| 37 # | |
| 38 scan $::tcl_version %f vx | |
| 39 if {$vx<8.4} return | |
| 40 | |
| 41 # Mac OS X does not handle large files efficiently. So skip this test | |
| 42 # on that platform. | |
| 43 if {$tcl_platform(os)=="Darwin"} return | |
| 44 | |
| 45 # This is the md5 checksum of all the data in table t1 as created | |
| 46 # by the first test. We will use this number to make sure that data | |
| 47 # never changes. | |
| 48 # | |
| 49 set MAGIC_SUM {593f1efcfdbe698c28b4b1b693f7e4cf} | |
| 50 | |
| 51 do_test bigfile-1.1 { | |
| 52 execsql { | |
| 53 BEGIN; | |
| 54 CREATE TABLE t1(x); | |
| 55 INSERT INTO t1 VALUES('abcdefghijklmnopqrstuvwxyz'); | |
| 56 INSERT INTO t1 SELECT rowid || ' ' || x FROM t1; | |
| 57 INSERT INTO t1 SELECT rowid || ' ' || x FROM t1; | |
| 58 INSERT INTO t1 SELECT rowid || ' ' || x FROM t1; | |
| 59 INSERT INTO t1 SELECT rowid || ' ' || x FROM t1; | |
| 60 INSERT INTO t1 SELECT rowid || ' ' || x FROM t1; | |
| 61 INSERT INTO t1 SELECT rowid || ' ' || x FROM t1; | |
| 62 INSERT INTO t1 SELECT rowid || ' ' || x FROM t1; | |
| 63 COMMIT; | |
| 64 } | |
| 65 execsql { | |
| 66 SELECT md5sum(x) FROM t1; | |
| 67 } | |
| 68 } $::MAGIC_SUM | |
| 69 | |
| 70 # Try to create a large file - a file that is larger than 2^32 bytes. | |
| 71 # If this fails, it means that the system being tested does not support | |
| 72 # large files. So skip all of the remaining tests in this file. | |
| 73 # | |
| 74 db close | |
| 75 if {[catch {fake_big_file 4096 [get_pwd]/test.db} msg]} { | |
| 76 puts "**** Unable to create a file larger than 4096 MB. *****" | |
| 77 finish_test | |
| 78 return | |
| 79 } | |
| 80 hexio_write test.db 28 00000000 | |
| 81 | |
| 82 do_test bigfile-1.2 { | |
| 83 sqlite3 db test.db | |
| 84 execsql { | |
| 85 SELECT md5sum(x) FROM t1; | |
| 86 } | |
| 87 } $::MAGIC_SUM | |
| 88 | |
| 89 # The previous test may fail on some systems because they are unable | |
| 90 # to handle large files. If that is so, then skip all of the following | |
| 91 # tests. We will know the above test failed because the "db" command | |
| 92 # does not exist. | |
| 93 # | |
| 94 if {[llength [info command db]]<=0} { | |
| 95 puts "**** Large file support appears to be broken. *****" | |
| 96 finish_test | |
| 97 return | |
| 98 } | |
| 99 | |
| 100 do_test bigfile-1.3 { | |
| 101 execsql { | |
| 102 CREATE TABLE t2 AS SELECT * FROM t1; | |
| 103 SELECT md5sum(x) FROM t2; | |
| 104 } | |
| 105 } $::MAGIC_SUM | |
| 106 do_test bigfile-1.4 { | |
| 107 db close | |
| 108 sqlite3 db test.db | |
| 109 execsql { | |
| 110 SELECT md5sum(x) FROM t1; | |
| 111 } | |
| 112 } $::MAGIC_SUM | |
| 113 | |
| 114 db close | |
| 115 if {[catch {fake_big_file 8192 [get_pwd]/test.db}]} { | |
| 116 puts "**** Unable to create a file larger than 8192 MB. *****" | |
| 117 finish_test | |
| 118 return | |
| 119 } | |
| 120 hexio_write test.db 28 00000000 | |
| 121 | |
| 122 do_test bigfile-1.5 { | |
| 123 sqlite3 db test.db | |
| 124 execsql { | |
| 125 SELECT md5sum(x) FROM t1; | |
| 126 } | |
| 127 } $::MAGIC_SUM | |
| 128 do_test bigfile-1.6 { | |
| 129 sqlite3 db test.db | |
| 130 execsql { | |
| 131 SELECT md5sum(x) FROM t2; | |
| 132 } | |
| 133 } $::MAGIC_SUM | |
| 134 do_test bigfile-1.7 { | |
| 135 execsql { | |
| 136 CREATE TABLE t3 AS SELECT * FROM t1; | |
| 137 SELECT md5sum(x) FROM t3; | |
| 138 } | |
| 139 } $::MAGIC_SUM | |
| 140 do_test bigfile-1.8 { | |
| 141 db close | |
| 142 sqlite3 db test.db | |
| 143 execsql { | |
| 144 SELECT md5sum(x) FROM t1; | |
| 145 } | |
| 146 } $::MAGIC_SUM | |
| 147 do_test bigfile-1.9 { | |
| 148 execsql { | |
| 149 SELECT md5sum(x) FROM t2; | |
| 150 } | |
| 151 } $::MAGIC_SUM | |
| 152 | |
| 153 db close | |
| 154 if {[catch {fake_big_file 16384 [get_pwd]/test.db}]} { | |
| 155 puts "**** Unable to create a file larger than 16384 MB. *****" | |
| 156 finish_test | |
| 157 return | |
| 158 } | |
| 159 hexio_write test.db 28 00000000 | |
| 160 | |
| 161 do_test bigfile-1.10 { | |
| 162 sqlite3 db test.db | |
| 163 execsql { | |
| 164 SELECT md5sum(x) FROM t1; | |
| 165 } | |
| 166 } $::MAGIC_SUM | |
| 167 do_test bigfile-1.11 { | |
| 168 sqlite3 db test.db | |
| 169 execsql { | |
| 170 SELECT md5sum(x) FROM t2; | |
| 171 } | |
| 172 } $::MAGIC_SUM | |
| 173 do_test bigfile-1.12 { | |
| 174 sqlite3 db test.db | |
| 175 execsql { | |
| 176 SELECT md5sum(x) FROM t3; | |
| 177 } | |
| 178 } $::MAGIC_SUM | |
| 179 do_test bigfile-1.13 { | |
| 180 execsql { | |
| 181 CREATE TABLE t4 AS SELECT * FROM t1; | |
| 182 SELECT md5sum(x) FROM t4; | |
| 183 } | |
| 184 } $::MAGIC_SUM | |
| 185 do_test bigfile-1.14 { | |
| 186 db close | |
| 187 sqlite3 db test.db | |
| 188 execsql { | |
| 189 SELECT md5sum(x) FROM t1; | |
| 190 } | |
| 191 } $::MAGIC_SUM | |
| 192 do_test bigfile-1.15 { | |
| 193 execsql { | |
| 194 SELECT md5sum(x) FROM t2; | |
| 195 } | |
| 196 } $::MAGIC_SUM | |
| 197 do_test bigfile-1.16 { | |
| 198 execsql { | |
| 199 SELECT md5sum(x) FROM t3; | |
| 200 } | |
| 201 } $::MAGIC_SUM | |
| 202 | |
| 203 finish_test | |
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