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require_relative '../spec_helper'
require_relative '../fixtures/classes'
# TODO: verify these for windows
describe "TCPSocket#gethostbyname" do
before :each do
@host_info = TCPSocket.gethostbyname(SocketSpecs.hostname)
end
it "returns an array elements of information on the hostname" do
@host_info.should be_kind_of(Array)
end
platform_is_not :windows do
it "returns the canonical name as first value" do
@host_info[0].should == SocketSpecs.hostname
end
it "returns the address type as the third value" do
address_type = @host_info[2]
[Socket::AF_INET, Socket::AF_INET6].include?(address_type).should be_true
end
it "returns the IP address as the fourth value" do
ip = @host_info[3]
["127.0.0.1", "::1"].include?(ip).should be_true
end
end
platform_is :windows do
quarantine! do # name lookup seems not working on Windows CI
it "returns the canonical name as first value" do
host = "#{ENV['COMPUTERNAME'].downcase}"
host << ".#{ENV['USERDNSDOMAIN'].downcase}" if ENV['USERDNSDOMAIN']
@host_info[0].should == host
end
end
it "returns the address type as the third value" do
@host_info[2].should == Socket::AF_INET
end
it "returns the IP address as the fourth value" do
@host_info[3].should == "127.0.0.1"
end
end
it "returns any aliases to the address as second value" do
@host_info[1].should be_kind_of(Array)
end
end
describe 'TCPSocket#gethostbyname' do
it 'returns an Array' do
TCPSocket.gethostbyname('127.0.0.1').should be_an_instance_of(Array)
end
describe 'using a hostname' do
describe 'the returned Array' do
before do
@array = TCPSocket.gethostbyname('127.0.0.1')
end
it 'includes the canonical name as the 1st value' do
@array[0].should == '127.0.0.1'
end
it 'includes an array of alternative hostnames as the 2nd value' do
@array[1].should be_an_instance_of(Array)
end
it 'includes the address family as the 3rd value' do
@array[2].should be_an_instance_of(Fixnum)
end
it 'includes the IP addresses as all the remaining values' do
ips = %w{::1 127.0.0.1}
ips.include?(@array[3]).should == true
# Not all machines might have both IPv4 and IPv6 set up, so this value is
# optional.
ips.include?(@array[4]).should == true if @array[4]
end
end
end
SocketSpecs.each_ip_protocol do |family, ip_address|
describe 'the returned Array' do
before do
@array = TCPSocket.gethostbyname(ip_address)
end
it 'includes the IP address as the 1st value' do
@array[0].should == ip_address
end
it 'includes an empty list of aliases as the 2nd value' do
@array[1].should == []
end
it 'includes the address family as the 3rd value' do
@array[2].should == family
end
it 'includes the IP address as the 4th value' do
@array[3].should == ip_address
end
end
end
end
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