discourse/spec/components/validators/url_validator_spec.rb

require 'rails_helper'
require 'validators/topic_title_length_validator'

RSpec.describe UrlValidator do
  let(:record) { Fabricate.build(:user_profile, user: Fabricate.build(:user)) }
  let(:validator) { described_class.new(attributes: :website) }
  subject(:validate) { validator.validate_each(record, :website, record.website) }

  [
    "http://https://google.com",
    "http://google/",
    "ftp://ftp.google.com",
    "http:///what.is.this",
    'http://meta.discourse.org TEST'
  ].each do |invalid_url|
    it "#{invalid_url} should not be valid" do
      record.website = invalid_url
      validate
      expect(record.errors[:website]).to be_present
    end
  end

  [
    "http://discourse.productions",
    "https://google.com",
    'http://xn--nw2a.xn--j6w193g/',
    "http://見.香港/",
  ].each do |valid_url|
    it "#{valid_url} should be valid" do
      record.website = valid_url
      validate
      expect(record.errors[:website]).to_not be_present
    end
  end
end