require 'spec_helper'
require 'taketo/ssh_config_generator_visitor'

include Taketo

describe "SSHConfigGeneratorVisitor" do
  subject(:generator) { SSHConfigGeneratorVisitor.new }

  describe "#visit_server" do
    let(:server) { stub(:Server, :name => :sponge, :host => "bar.foo.com", :port => nil, :username => nil, :identity_file => nil, :global_alias => nil) }

    it "renders available server info" do
      server.stub(:port => 8000, :username => "bob", :identity_file => "path_to_identity_file")
      generator.visit_server(server)
      expect(generator.result).to include(<<-SSH.chomp)
Host bar.foo.com
Hostname bar.foo.com
Port 8000
User bob
IdentityFile path_to_identity_file
SSH
    end

    it "skips undefined options" do
      generator.visit_server(server)
      expect(generator.result).to include(<<-SSH.chomp)
Host bar.foo.com
Hostname bar.foo.com
SSH
    end

    it "prefers global alias as Hostname" do
      server.stub(:global_alias => "bazqux")
      generator.visit_server(server)
      expect(generator.result).to include(<<-SSH.chomp)
Host bazqux
Hostname bar.foo.com
SSH
    end
  end

  it "ignores non-server nodes" do
    expect { generator.visit(1) }.not_to raise_error(/visit/)
  end

end