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	$l = CGI::Lingua->new(
		supported => ['en', 'fr', 'en-gb', 'en-us'],
		dont_use_ip => 1,
	);
	ok(defined $l);
	ok($l->isa('CGI::Lingua'));
	ok($l->language() eq 'Unknown');
	ok($l->requested_language() eq 'Unknown');

	$ENV{'HTTP_ACCEPT_LANGUAGE'} = 'en-gb,en;q=0.5';
	delete $ENV{'REMOTE_ADDR'};
	$l = CGI::Lingua->new({
		supported => ['en', 'fr', 'en-gb', 'en-us'],
		dont_use_ip => 1,
	});
	ok(defined $l);
	ok($l->isa('CGI::Lingua'));
	ok($l->language() eq 'English');
	ok($l->sublanguage() eq 'United Kingdom');
	ok(defined $l->requested_language());
	ok($l->requested_language() eq 'English (United Kingdom)');

	$l = CGI::Lingua->new(supported => ['de', 'fr']);
	ok(defined $l);
	ok($l->isa('CGI::Lingua'));
	ok($l->language() eq 'Unknown');
	ok(defined $l->requested_language());
	if($l->requested_language() ne 'Unknown') {
		diag('Expected Unknown got "', $l->requested_language(), '"');
	}
	ok($l->requested_language() eq 'Unknown');

	$ENV{'HTTP_ACCEPT_LANGUAGE'} = 'zz';
	$l = CGI::Lingua->new(supported => ['en', 'fr', 'en-gb', 'en-us']);
	ok(defined $l);
	ok($l->isa('CGI::Lingua'));
	ok($l->language() eq 'Unknown');
	ok(defined $l->requested_language());

	$ENV{'REMOTE_ADDR'} = '212.159.106.41';
	$l = CGI::Lingua->new(
		supported => ['en', 'fr', 'en-gb', 'en-us'],
		syslog => 1,
		logger => MyLogger->new()
	);
	ok(defined $l);
	ok($l->isa('CGI::Lingua'));
	ok(defined($l->language_code_alpha2()));
	ok($l->language_code_alpha2() eq 'en');
	ok(!defined($l->sublanguage_code_alpha2()));
	if($l->language() ne 'English') {
		diag('Expected English got "', $l->requested_language(), '"');
	}
	ok($l->name() eq 'English');
	ok(defined $l->requested_language());
	if($l->requested_language() !~ /English/) {
		diag('Expected English requested language, got "', $l->requested_language(), '"');
	}
	ok($l->requested_language() =~ /English/);
	ok($l->country() eq 'gb');
	ok($l->locale()->code_alpha2() eq 'gb');

	delete($ENV{'REMOTE_ADDR'});
	$ENV{'HTTP_ACCEPT_LANGUAGE'} = 'en';
	$l = new_ok('CGI::Lingua' => [
		supported => ['en', 'en-gb', 'fr']
	]);
	ok($l->language() eq 'English');
	ok(defined($l->requested_language()));
	ok($l->requested_language() eq 'English');
	ok(!defined($l->sublanguage()));
	ok($l->language_code_alpha2() eq 'en');
	ok(!defined($l->sublanguage_code_alpha2()));
	ok(!defined($l->country()));

	# Ask for US English on a site serving only British English should still
	# say that English is the language
	$ENV{'HTTP_ACCEPT_LANGUAGE'} = 'en-us';
	$l = new_ok('CGI::Lingua' => [
		supported => ['en-gb', 'fr']
	]);
	ok($l->language() eq 'English');
	ok(defined($l->requested_language()));
	ok($l->requested_language() eq 'English (United States)');
	ok(!defined($l->sublanguage()));
	ok($l->language_code_alpha2() eq 'en');
	ok(!defined($l->sublanguage_code_alpha2()));
	ok(!defined($l->country()));

	# Ask for US English on a site serving British English and English
	# should say that English is the language
	$ENV{'HTTP_ACCEPT_LANGUAGE'} = 'en-us';
	$l = new_ok('CGI::Lingua' => [
		supported => ['en', 'en-gb', 'fr']
	]);
	ok($l->language() eq 'English');
	ok(defined($l->requested_language()));
	ok($l->requested_language() eq 'English (United States)');
	ok(!defined($l->sublanguage()));
	ok($l->language_code_alpha2() eq 'en');
	ok(!defined($l->sublanguage_code_alpha2()));
	ok(!defined($l->country()));

	$ENV{'HTTP_ACCEPT_LANGUAGE'} = 'no';
	$ENV{'REMOTE_ADDR'} = '212.125.194.122';
	$l = CGI::Lingua->new(supported => ['en', 'fr', 'en-gb', 'en-us']);
	ok(defined $l);
	ok($l->isa('CGI::Lingua'));
	ok($l->language() eq 'Unknown');
	ok(defined($l->requested_language()));
	ok(!defined($l->language_code_alpha2()));
	ok(!defined($l->sublanguage_code_alpha2()));
	ok($l->country() eq 'no');
	if($l->country() ne 'no') {
		diag('Expected no got "', $l->country(), '"');
	}
	ok($l->locale()->code_alpha2() eq 'no');

	delete($ENV{'HTTP_ACCEPT_LANGUAGE'});
	{
		delete local $ENV{'GEOIP_COUNTRY_CODE'};
		delete local $ENV{'HTTP_CF_IPCOUNTRY'};
		local $ENV{'REMOTE_ADDR'} = 'a.b.c.d';
		$l = new_ok('CGI::Lingua' => [
			supported => ['en', 'fr'],
		]);
		# Force the logger, in case a logger is defined in a config file that Config::Abstraction reads
		$l->{'logger'} = Log::Abstraction->new({
			'level' => 'warn',
			'logger' => sub {
				die $_[0]->{'message'}->[0];
			}
		});
		local $SIG{__WARN__} = sub { die $_[0] };	# Probably not needed
		throws_ok { $l->language() } qr/a\.b\.c\.d isn't a valid IP address/, 'Detects invalid IP address';
		ok(defined($l->requested_language()));
		ok($l->requested_language() eq 'Unknown');
		ok(!defined($l->language_code_alpha2()));
	}

	SKIP: {
		eval { require IP::Country; };
		skip 'IP::Country not installed', 2 if($@);

		$ENV{'REMOTE_ADDR'} = '255.255.255.255';
		my @messages;
		$l = new_ok('CGI::Lingua' => [
			supported => ['de', 'fr'],
			logger => \@messages
		]);
		ok($l->language() eq 'Unknown');
	}

	$ENV{'HTTP_ACCEPT_LANGUAGE'} = 'en-US,en;q=0.8';
	$ENV{'REMOTE_ADDR'} = '74.92.149.57';
	$l = new_ok('CGI::Lingua' => [
		supported => [ 'en-gb', 'da', 'fr', 'nl', 'de', 'it', 'cy', 'pt', 'pl', 'ja' ],
		# logger => sub {
			# my $params = $_[0];
			# diag($params->{'function'}, ': line ', $params->{'line'}, ': ', @{$params->{'message'}})
		# }
	]);
	ok(!defined($l->sublanguage_code_alpha2()));
	ok($l->language() eq 'English');
	cmp_ok($l->requested_language(), 'eq', 'English (United States)');
	ok(!defined($l->sublanguage()));
	ok($l->language_code_alpha2() eq 'en');

	$ENV{'HTTP_ACCEPT_LANGUAGE'} = 'en-ZZ,en;q=0.8';
	$l = new_ok('CGI::Lingua' => [
		supported => [ 'en-gb', 'da', 'fr', 'nl', 'de', 'it', 'cy', 'pt', 'pl', 'ja' ],
		syslog => 1,
		# logger => sub {
			# my $params = $_[0];
			# diag($params->{'function'}, ': line ', $params->{'line'}, ': ', @{$params->{'message'}})
		# }
	]);