/
stats.t
executable file
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/
stats.t
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#!/usr/bin/perl
use strict;
use Test::More tests => 93;
use FindBin qw($Bin);
use lib "$Bin/lib";
use MemcachedTest;
my $server = new_memcached();
my $sock = $server->sock;
## Output looks like this:
##
## STAT pid 16293
## STAT uptime 7
## STAT time 1174419597
## STAT version 1.2.1
## STAT pointer_size 32
## STAT rusage_user 0.012998
## STAT rusage_system 0.119981
## STAT curr_items 0
## STAT total_items 0
## STAT bytes 0
## STAT curr_connections 1
## STAT total_connections 2
## STAT connection_structures 2
## STAT cmd_flush 0
## STAT cmd_get 0
## STAT cmd_set 0
## STAT get_hits 0
## STAT get_misses 0
## STAT delete_misses 0
## STAT delete_hits 4
## STAT incr_misses 1
## STAT incr_hits 2
## STAT decr_misses 1
## STAT decr_hits 1
## STAT cas_misses 0
## STAT cas_hits 0
## STAT cas_badval 0
## STAT evictions 0
## STAT bytes_read 7
## STAT bytes_written 0
## STAT limit_maxbytes 67108864
my $stats = mem_stats($sock);
# Test number of keys
is(scalar(keys(%$stats)), 34, "34 stats values");
# Test initial state
foreach my $key (qw(curr_items total_items bytes cmd_get cmd_set get_hits evictions get_misses
bytes_written delete_hits delete_misses incr_hits incr_misses decr_hits
decr_misses listen_disabled_num)) {
is($stats->{$key}, 0, "initial $key is zero");
}
is($stats->{accepting_conns}, 1, "initial accepting_conns is one");
# Do some operations
print $sock "set foo 0 0 6\r\nfooval\r\n";
is(scalar <$sock>, "STORED\r\n", "stored foo");
mem_get_is($sock, "foo", "fooval");
my $stats = mem_stats($sock);
foreach my $key (qw(total_items curr_items cmd_get cmd_set get_hits)) {
is($stats->{$key}, 1, "after one set/one get $key is 1");
}
my $cache_dump = mem_stats($sock, " cachedump 1 100");
ok(defined $cache_dump->{'foo'}, "got foo from cachedump");
print $sock "delete foo\r\n";
is(scalar <$sock>, "DELETED\r\n", "deleted foo");
my $stats = mem_stats($sock);
is($stats->{delete_hits}, 1);
is($stats->{delete_misses}, 0);
print $sock "delete foo\r\n";
is(scalar <$sock>, "NOT_FOUND\r\n", "shouldn't delete foo again");
my $stats = mem_stats($sock);
is($stats->{delete_hits}, 1);
is($stats->{delete_misses}, 1);
# incr stats
sub check_incr_stats {
my ($ih, $im, $dh, $dm) = @_;
my $stats = mem_stats($sock);
is($stats->{incr_hits}, $ih);
is($stats->{incr_misses}, $im);
is($stats->{decr_hits}, $dh);
is($stats->{decr_misses}, $dm);
}
print $sock "incr i 1\r\n";
is(scalar <$sock>, "NOT_FOUND\r\n", "shouldn't incr a missing thing");
check_incr_stats(0, 1, 0, 0);
print $sock "decr d 1\r\n";
is(scalar <$sock>, "NOT_FOUND\r\n", "shouldn't decr a missing thing");
check_incr_stats(0, 1, 0, 1);
print $sock "set n 0 0 1\r\n0\r\n";
is(scalar <$sock>, "STORED\r\n", "stored n");
print $sock "incr n 3\r\n";
is(scalar <$sock>, "3\r\n", "incr works");
check_incr_stats(1, 1, 0, 1);
print $sock "decr n 1\r\n";
is(scalar <$sock>, "2\r\n", "decr works");
check_incr_stats(1, 1, 1, 1);
# cas stats
sub check_cas_stats {
my ($ch, $cm, $cb) = @_;
my $stats = mem_stats($sock);
is($stats->{cas_hits}, $ch);
is($stats->{cas_misses}, $cm);
is($stats->{cas_badval}, $cb);
}
check_cas_stats(0, 0, 0);
print $sock "cas c 0 0 1 99999999\r\nz\r\n";
is(scalar <$sock>, "NOT_FOUND\r\n", "missed cas");
check_cas_stats(0, 1, 0);
print $sock "set c 0 0 1\r\nx\r\n";
is(scalar <$sock>, "STORED\r\n", "stored c");
my ($id, $v) = mem_gets($sock, 'c');
is('x', $v, 'got the expected value');
print $sock "cas c 0 0 1 99999999\r\nz\r\n";
is(scalar <$sock>, "EXISTS\r\n", "missed cas");
check_cas_stats(0, 1, 1);
my ($newid, $v) = mem_gets($sock, 'c');
is('x', $v, 'got the expected value');
print $sock "cas c 0 0 1 $id\r\nz\r\n";
is(scalar <$sock>, "STORED\r\n", "good cas");
check_cas_stats(1, 1, 1);
my ($newid, $v) = mem_gets($sock, 'c');
is('z', $v, 'got the expected value');
my $settings = mem_stats($sock, ' settings');
is(1024, $settings->{'maxconns'});
is('NULL', $settings->{'domain_socket'});
is('on', $settings->{'evictions'});
is('yes', $settings->{'cas_enabled'});
print $sock "stats reset\r\n";
is(scalar <$sock>, "RESET\r\n", "good stats reset");
my $stats = mem_stats($sock);
is(0, $stats->{'cmd_get'});
is(0, $stats->{'cmd_set'});
is(0, $stats->{'get_hits'});
is(0, $stats->{'get_misses'});
is(0, $stats->{'delete_misses'});
is(0, $stats->{'delete_hits'});
is(0, $stats->{'incr_misses'});
is(0, $stats->{'incr_hits'});
is(0, $stats->{'decr_misses'});
is(0, $stats->{'decr_hits'});
is(0, $stats->{'cas_misses'});
is(0, $stats->{'cas_hits'});
is(0, $stats->{'cas_badval'});
is(0, $stats->{'evictions'});
print $sock "flush_all\r\n";
is(scalar <$sock>, "OK\r\n", "flushed");
my $stats = mem_stats($sock);
is($stats->{cmd_flush}, 1, "after one flush cmd_flush is 1");