# frozen_string_literal: true

# ruby modules/libs/test/subnet_facts_check.rb
module Facter
  def self.value(_name)
    {}
  end

  def self.add(*); end
end
load File.expand_path('../lib/facter/subnet_facts.rb', __dir__)

iface = ->(*addresses) { { 'bindings' => addresses.map { |address| { 'address' => address } } } }

checks = {
  'primary ip wins over other interfaces' => [
    { 'ip' => '198.18.17.5', 'interfaces' => { 'eth1' => iface.call('198.18.13.5') } }, 'drw1'
  ],
  'unmatched primary ip falls back to an interface' => [
    { 'ip' => '203.0.113.5', 'interfaces' => { 'eth0' => iface.call('203.0.113.5'), 'eth1' => iface.call('198.18.24.11') } }, 'syd1'
  ],
  'lo, dum and wg interfaces are skipped' => [
    { 'ip' => '203.0.113.5',
      'interfaces' => { 'dum0' => iface.call('198.18.2.161'), 'lo' => iface.call('198.18.19.1'),
                        'wg0' => iface.call('198.18.2.177') } }, 'unknown'
  ],
  'interfaces are scanned in name order' => [
    { 'ip' => '203.0.113.5', 'interfaces' => { 'eth2' => iface.call('198.18.24.1'), 'eth1' => iface.call('198.18.17.1') } }, 'drw1'
  ],
  'missing ip and interfaces resolve to unknown' => [{}, 'unknown']
}

failures = checks.reject { |_name, (networking, expected)| SubnetAttributes.from_networking(networking)[:region] == expected }
failures.each_key { |name| warn "FAIL: #{name}" }
abort if failures.any?
puts "ok (#{checks.size} checks)"