spec/rubyspec/library/socket/socket/getservbyname_spec.rb


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require File.expand_path('../../../../spec_helper', __FILE__)
require File.expand_path('../../fixtures/classes', __FILE__)

describe "Socket#getservbyname" do
  it "returns the port for service 'discard'" do
    Socket.getservbyname('discard').should == 9
  end

  it "returns the port for service 'discard' with protocol 'tcp'" do
    Socket.getservbyname('discard', 'tcp').should == 9
  end

  it "returns the port for service 'domain' with protocol 'udp'" do
    Socket.getservbyname('domain', 'udp').should == 53
  end

  it "returns the port for service 'daytime'" do
    Socket.getservbyname('daytime').should == 13
  end

  it "raises a SocketError when the service or port is invalid" do
    lambda { Socket.getservbyname('invalid') }.should raise_error(SocketError)
  end
end