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