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# -*- encoding: binary -*-
require_relative '../spec_helper'
require_relative '../fixtures/classes'
describe "Socket#gethostbyname" do
it "returns broadcast address info for '<broadcast>'" do
addr = Socket.gethostbyname('<broadcast>');
addr.should == ["255.255.255.255", [], 2, "\377\377\377\377"]
end
it "returns broadcast address info for '<any>'" do
addr = Socket.gethostbyname('<any>');
addr.should == ["0.0.0.0", [], 2, "\000\000\000\000"]
end
end
describe 'Socket.gethostbyname' do
it 'returns an Array' do
Socket.gethostbyname('127.0.0.1').should be_an_instance_of(Array)
end
describe 'the returned Array' do
before do
@array = Socket.gethostbyname('127.0.0.1')
end
it 'includes the hostname as the first value' do
@array[0].should == '127.0.0.1'
end
it 'includes the aliases as the 2nd value' do
@array[1].should be_an_instance_of(Array)
@array[1].each do |val|
val.should be_an_instance_of(String)
end
end
it 'includes the address type as the 3rd value' do
possible = [Socket::AF_INET, Socket::AF_INET6]
possible.include?(@array[2]).should == true
end
it 'includes the address strings as the remaining values' do
@array[3].should be_an_instance_of(String)
@array[4..-1].each do |val|
val.should be_an_instance_of(String)
end
end
end
describe 'using <broadcast> as the input address' do
describe 'the returned Array' do
before do
@addr = Socket.gethostbyname('<broadcast>')
end
it 'includes the broadcast address as the first value' do
@addr[0].should == '255.255.255.255'
end
it 'includes the address type as the 3rd value' do
@addr[2].should == Socket::AF_INET
end
it 'includes the address string as the 4th value' do
@addr[3].should == [255, 255, 255, 255].pack('C4')
end
end
end
describe 'using <any> as the input address' do
describe 'the returned Array' do
before do
@addr = Socket.gethostbyname('<any>')
end
it 'includes the wildcard address as the first value' do
@addr[0].should == '0.0.0.0'
end
it 'includes the address type as the 3rd value' do
@addr[2].should == Socket::AF_INET
end
it 'includes the address string as the 4th value' do
@addr[3].should == [0, 0, 0, 0].pack('C4')
end
end
end
describe 'using an IPv4 address' do
describe 'the returned Array' do
before do
@addr = Socket.gethostbyname('127.0.0.1')
end
it 'includes the IP address as the first value' do
@addr[0].should == '127.0.0.1'
end
it 'includes the address type as the 3rd value' do
@addr[2].should == Socket::AF_INET
end
it 'includes the address string as the 4th value' do
@addr[3].should == [127, 0, 0, 1].pack('C4')
end
end
end
guard -> { SocketSpecs.ipv6_available? } do
describe 'using an IPv6 address' do
describe 'the returned Array' do
before do
@addr = Socket.gethostbyname('::1')
end
it 'includes the IP address as the first value' do
@addr[0].should == '::1'
end
it 'includes the address type as the 3rd value' do
@addr[2].should == Socket::AF_INET6
end
it 'includes the address string as the 4th value' do
@addr[3].should == [0, 0, 0, 0, 0, 0, 0, 1].pack('n8')
end
end
end
end
end
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