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Fix some edge cases with backing up databases that are exactly PENDING_BYTE bytes in size, or just slightly larger. (CVS 6288)

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FossilOrigin-Name: 2fc450e8e60248d6111d0b0d2b8f2344f5b89bca
This commit is contained in:
danielk1977
2009-02-12 17:01:49 +00:00
parent 1435ccd52b
commit f2a79f2248
5 changed files with 48 additions and 16 deletions
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31
test/backup.test
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@ -11,7 +11,7 @@
# This file implements regression tests for SQLite library. The
# focus of this file is testing the sqlite3_backup_XXX API.
#
# $Id: backup.test,v 1.7 2009/02/11 16:06:19 shane Exp $
# $Id: backup.test,v 1.8 2009/02/12 17:01:50 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
@ -320,6 +320,35 @@ foreach nDestPgsz {512 1024 2048 4096} {
}
}
}
#--------------------------------------------------------------------
do_test backup-3.$iTest.1 {
catch { file delete -force test.db }
catch { file delete -force test2.db }
sqlite3 db test.db
set iTab 1
db eval { PRAGMA page_size = 512 }
while {[file size test.db] <= $::sqlite_pending_byte} {
db eval "CREATE TABLE t${iTab}(a, b, c)"
incr iTab
}
sqlite3 db2 test2.db
db2 eval { PRAGMA page_size = 4096 }
while {[file size test2.db] < $::sqlite_pending_byte} {
db2 eval "CREATE TABLE t${iTab}(a, b, c)"
incr iTab
}
sqlite3_backup B db2 main db main
B step -1
} {SQLITE_DONE}
do_test backup-3.$iTest.2 {
B finish
} {SQLITE_OK}
#
# End of backup-3.* tests.
#---------------------------------------------------------------------