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-rwxr-xr-xtests/drop_test.pl237
1 files changed, 237 insertions, 0 deletions
diff --git a/tests/drop_test.pl b/tests/drop_test.pl
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+++ b/tests/drop_test.pl
@@ -0,0 +1,237 @@
+#!/usr/bin/env perl
+
+# Copyright (C) 2000 MySQL AB
+# Use is subject to license terms
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA
+
+#
+# This is a test with uses processes to insert, select and drop tables.
+#
+
+$opt_loop_count=100000; # Change this to make test harder/easier
+
+##################### Standard benchmark inits ##############################
+
+use DBI;
+use Getopt::Long;
+use Benchmark;
+
+package main;
+
+$opt_skip_create=$opt_skip_in=$opt_verbose=$opt_fast_insert=
+ $opt_lock_tables=$opt_debug=$opt_skip_delete=$opt_fast=$opt_force=0;
+$opt_host=""; $opt_db="test";
+
+GetOptions("host=s","db=s","loop-count=i","skip-create","skip-in","skip-delete",
+"verbose","fast-insert","lock-tables","debug","fast","force") || die "Aborted";
+$opt_verbose=$opt_debug=$opt_lock_tables=$opt_fast_insert=$opt_fast=$opt_skip_in=$opt_force=undef; # Ignore warnings from these
+
+print "Testing 5 multiple connections to a server with 1 insert, 2 drop/rename\n";
+print "1 select and 1 flush thread\n";
+
+$firsttable = "bench_f1";
+
+####
+#### Start timeing and start test
+####
+
+$start_time=new Benchmark;
+if (!$opt_skip_create)
+{
+ $dbh = DBI->connect("DBI:MariaDB:$opt_db:$opt_host",
+ $opt_user, $opt_password,
+ { PrintError => 0}) || die $DBI::errstr;
+ $dbh->do("drop table if exists $firsttable, ${firsttable}_1, ${firsttable}_2");
+
+ print "Creating table $firsttable in database $opt_db\n";
+ $dbh->do("create table $firsttable (id int(6) not null, info varchar(32), marker char(1), primary key(id))") || die $DBI::errstr;
+ $dbh->disconnect; $dbh=0; # Close handler
+}
+$|= 1; # Autoflush
+
+####
+#### Start the tests
+####
+
+test_insert() if (($pid=fork()) == 0); $work{$pid}="insert";
+test_drop(1) if (($pid=fork()) == 0); $work{$pid}="drop 1";
+test_drop(2) if (($pid=fork()) == 0); $work{$pid}="drop 2";
+test_select() if (($pid=fork()) == 0); $work{$pid}="select";
+test_flush() if (($pid=fork()) == 0); $work{$pid}="flush";
+
+$errors=0;
+while (($pid=wait()) != -1)
+{
+ $ret=$?/256;
+ print "thread '" . $work{$pid} . "' finished with exit code $ret\n";
+ $errors++ if ($ret != 0);
+}
+
+if (!$opt_skip_delete && !$errors)
+{
+ $dbh = DBI->connect("DBI:MariaDB:$opt_db:$opt_host",
+ $opt_user, $opt_password,
+ { PrintError => 0}) || die $DBI::errstr;
+ $dbh->do("drop table $firsttable");
+ $dbh->disconnect; $dbh=0; # Close handler
+}
+print ($errors ? "Test failed\n" :"Test ok\n");
+
+$end_time=new Benchmark;
+print "Total time: " .
+ timestr(timediff($end_time, $start_time),"noc") . "\n";
+
+exit(0);
+
+#
+# Insert records in the table
+#
+
+sub test_insert
+{
+ my ($dbh,$i);
+
+ $dbh = DBI->connect("DBI:MariaDB:$opt_db:$opt_host",
+ $opt_user, $opt_password,
+ { PrintError => 0}) || die $DBI::errstr;
+ for ($i=0 ; $i < $opt_loop_count; $i++)
+ {
+ if (!$dbh->do("insert into $firsttable values ($i,'This is entry $i','')"))
+ {
+ print "Warning; Got error on insert: " . $dbh->errstr . "\n" if (! ($dbh->errstr =~ /doesn't exist/));
+ }
+ }
+ $dbh->disconnect; $dbh=0;
+ print "Test_insert: Inserted $i rows\n";
+ exit(0);
+}
+
+
+sub test_drop
+{
+ my ($id) = @_;
+ my ($dbh,$i,$sth,$error_counter,$sleep_time);
+
+ $dbh = DBI->connect("DBI:MariaDB:$opt_db:$opt_host",
+ $opt_user, $opt_password,
+ { PrintError => 0}) || die $DBI::errstr;
+ $error_counter=0;
+ $sleep_time=2;
+ for ($i=0 ; $i < $opt_loop_count ; $i++)
+ {
+ sleep($sleep_time);
+ # Check if insert thread is ready
+ $sth=$dbh->prepare("select count(*) from $firsttable") || die "Got error on select from $firsttable: $dbh->errstr\n";
+ if (!$sth->execute || !(@row = $sth->fetchrow_array()) ||
+ !$row[0])
+ {
+ $sth->finish;
+ $sleep_time=1;
+ last if ($error_counter++ == 5);
+ next;
+ }
+ $sleep_time=2;
+ $sth->finish;
+
+ # Change to use a new table
+ $dbh->do("create table ${firsttable}_$id (id int(6) not null, info varchar(32), marker char(1), primary key(id))") || die $DBI::errstr;
+ $dbh->do("drop table if exists $firsttable") || die "Got error on drop table: $dbh->errstr\n";
+ if (!$dbh->do("alter table ${firsttable}_$id rename to $firsttable"))
+ {
+ print "Warning; Got error from alter table: " . $dbh->errstr . "\n" if (! ($dbh->errstr =~ /already exist/));
+ $dbh->do("drop table if exists ${firsttable}_$id") || die "Got error on drop table: $dbh->errstr\n";
+ }
+ }
+ $dbh->do("drop table if exists $firsttable,${firsttable}_$id") || die "Got error on drop table: $dbh->errstr\n";
+ $dbh->disconnect; $dbh=0;
+ print "Test_drop: Did a drop $i times\n";
+ exit(0);
+}
+
+
+#
+# select records
+#
+
+sub test_select
+{
+ my ($dbh,$i,$sth,@row,$error_counter,$sleep_time);
+
+ $dbh = DBI->connect("DBI:MariaDB:$opt_db:$opt_host",
+ $opt_user, $opt_password,
+ { PrintError => 0}) || die $DBI::errstr;
+
+ $error_counter=0;
+ $sleep_time=3;
+ for ($i=0 ; $i < $opt_loop_count ; $i++)
+ {
+ sleep($sleep_time);
+ $sth=$dbh->prepare("select sum(t.id) from $firsttable as t,$firsttable as t2") || die "Got error on select: $dbh->errstr;\n";
+ if ($sth->execute)
+ {
+ @row = $sth->fetchrow_array();
+ $sth->finish;
+ $sleep_time=3;
+ }
+ else
+ {
+ print "Warning; Got error from select: " . $dbh->errstr . "\n" if (! ($dbh->errstr =~ /doesn't exist/));
+ $sth->finish;
+ last if ($error_counter++ == 5);
+ $sleep_time=1;
+ }
+ }
+ $dbh->disconnect; $dbh=0;
+ print "Test_select: ok\n";
+ exit(0);
+}
+
+#
+# flush records
+#
+
+sub test_flush
+{
+ my ($dbh,$i,$sth,@row,$error_counter,$sleep_time);
+
+ $dbh = DBI->connect("DBI:MariaDB:$opt_db:$opt_host",
+ $opt_user, $opt_password,
+ { PrintError => 0}) || die $DBI::errstr;
+
+ $error_counter=0;
+ $sleep_time=5;
+ for ($i=0 ; $i < $opt_loop_count ; $i++)
+ {
+ sleep($sleep_time);
+ $sth=$dbh->prepare("select count(*) from $firsttable") || die "Got error on prepar: $dbh->errstr;\n";
+ if ($sth->execute)
+ {
+ @row = $sth->fetchrow_array();
+ $sth->finish;
+ $sleep_time=5;
+ $dbh->do("flush tables $firsttable") || die "Got error on flush table: " . $dbh->errstr . "\n";
+ }
+ else
+ {
+ print "Warning; Got error from select: " . $dbh->errstr . "\n" if (! ($dbh->errstr =~ /doesn't exist/));
+ $sth->finish;
+ last if ($error_counter++ == 5);
+ $sleep_time=1;
+ }
+ }
+ $dbh->disconnect; $dbh=0;
+ print "Test_select: ok\n";
+ exit(0);
+}
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