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# Before `make install' is performed this script should be runnable with
# make test'. After `make install' it should work as `perl test.pl'
######################### We start with some black magic to print on failure.
# Change 1..1 below to 1..last_test_to_print .
# (It may become useful if the test is moved to ./t subdirectory.)
use Test::More tests => 2;
#use diagnostics;
# test 1
BEGIN { use_ok( 'Net::Interface',qw(
:iffs
)); }
my $loaded = 1;
END {print "not ok 1\n" unless $loaded;}
my @all = Net::Interface->interfaces();
my $loopif;
eval {
foreach (0..$#all) {
my $flags = $all[$_]->flags();
next unless defined $flags &&
$flags & IFF_LOOPBACK() &&
$flags & IFF_UP();
$loopif = $all[$_];
last;
}
};
my $why = "loopback interface not found, possible jailed environment";
my $mtu;
SKIP: {
skip $why, 1, unless $loopif &&
($why = "apparently no permission") &&
eval { $mtu = $loopif->mtu(576); } &&
eval { $mtu = $loopif->mtu($mtu); } &&
(! $@) && $mtu == 576;
ok($mtu == 576,"can update mtu on $loopif");
};
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