sqlite/test/autovacuum.test
2004-11-03 03:01:16 +00:00

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# 2001 September 15
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library. The
# focus of this file is testing the SELECT statement.
#
# $Id: autovacuum.test,v 1.3 2004/11/03 03:01:17 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
proc make_str {char len} {
set str [string repeat $char. $len]
return [string range $str 0 [expr $len-1]]
}
proc file_pages {} {
return [expr [file size test.db] / 1024]
}
do_test autovacuum-1.1 {
execsql {
CREATE TABLE av1(a);
CREATE INDEX av1_idx ON av1(a);
}
} {}
set ENTRY_LEN 3000
set delete_orders [list]
lappend delete_orders {1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20}
lappend delete_orders {20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1}
lappend delete_orders {8 18 2 4 14 11 13 3 10 7 9 5 12 17 19 15 20 6 16 1}
lappend delete_orders {10 3 11 17 19 20 7 4 13 6 1 14 16 12 9 18 8 15 5 2}
lappend delete_orders {{1 2 3 4 5 6 7 8 9 10} {11 12 13 14 15 16 17 18 19 20}}
lappend delete_orders \
{{19 8 17 15} {16 11 9 14} {18 5 3 1} {13 20 7 2} {6 12 4 10}}
set tn 0
foreach delete_order $delete_orders {
incr tn
# Set up the table.
set ::tbl_data [list]
foreach i [lsort -integer [eval concat $delete_order]] {
execsql "INSERT INTO av1 (oid, a) VALUES($i, '[make_str $i $ENTRY_LEN]')"
lappend ::tbl_data [make_str $i $ENTRY_LEN]
}
do_test autovacuum-1.$tn.1 {
execsql {
pragma integrity_check
}
} {ok}
foreach delete $delete_order {
do_test autovacuum-1.$tn.($delete).1 {
execsql "
DELETE FROM av1 WHERE oid IN ([join $delete ,])
"
} {}
do_test autovacuum-1.$tn.($delete).2 {
execsql {
pragma integrity_check
}
} {ok}
foreach d $delete {
set idx [lsearch $::tbl_data [make_str $d $ENTRY_LEN]]
set ::tbl_data [lreplace $::tbl_data $idx $idx]
}
do_test autovacuum-1.$tn.($delete).3 {
execsql {
select a from av1
}
} $::tbl_data
}
do_test autovacuum-1.$tn.3 {
file_pages
} {4}
}
finish_test