require "spec_helper"

describe Berkshelf::CookbookGenerator do
  let(:name)             { "sparkle_motion" }
  let(:license)          { "reserved" }
  let(:maintainer)       { "Berkshelf Core" }
  let(:maintainer_email) { "core@berkshelf.com" }

  let(:target) { tmp_path.join(name) }
  let(:kitchen_generator) { double("kitchen-generator", invoke_all: nil) }

  context "with default options" do
    before do
      if defined?(Kitchen::Generator::Init)
        expect(Kitchen::Generator::Init).to receive(:new).with(any_args()).and_return(kitchen_generator)
      end
      capture(:stdout) do
        Berkshelf::CookbookGenerator.new([target, name],
          license:          license,
          maintainer:       maintainer,
          maintainer_email: maintainer_email
        ).invoke_all
      end
    end

    it "generates a new cookbook" do
      expect(target).to have_structure {
        directory "attributes"
        directory "files" do
          directory "default"
        end
        directory "libraries"
        directory "providers"
        directory "recipes" do
          file "default.rb" do
            contains "# Cookbook Name:: sparkle_motion"
            contains "# Recipe:: default"
            contains "# Copyright (C) #{Time.now.year} Berkshelf Core"
            contains "# All rights reserved - Do Not Redistribute"
          end
        end
        directory "resources"
        directory "templates" do
          directory "default"
        end
        file "LICENSE" do
          contains "Copyright (C) #{Time.now.year} Berkshelf Core"
          contains "All rights reserved - Do Not Redistribute"
        end
        file "README.md" do
          contains "# sparkle_motion-cookbook"
          contains "### sparkle_motion::default"
          contains "    <td><tt>['sparkle_motion']['bacon']</tt></td>"
          contains "Include `sparkle_motion` in your node's `run_list`:"
          contains '    "recipe[sparkle_motion::default]"'
          contains "Author:: Berkshelf Core (<core@berkshelf.com>)"
        end
        file "CHANGELOG.md" do
          contains "# 0.1.0"
          contains "Initial release of sparkle_motion"
        end
        file "metadata.rb" do
          contains "name             'sparkle_motion'"
          contains "maintainer       'Berkshelf Core'"
          contains "maintainer_email 'core@berkshelf.com'"
          contains "license          'All rights reserved'"
          contains "description      'Installs/Configures sparkle_motion'"
        end
        file "Berksfile" do
          contains 'source "https://supermarket.chef.io"'
          contains "metadata"
        end
        file "Gemfile"
        file "chefignore"
      }
    end
  end

  context "given a 'maintainer_email' option" do
    before do
      capture(:stdout) do
        if defined?(Kitchen::Generator::Init)
          expect(Kitchen::Generator::Init).to receive(:new).with(any_args()).and_return(kitchen_generator)
        end
        Berkshelf::CookbookGenerator.new([target, name], maintainer_email: "jamie@vialstudios.com").invoke_all
      end
    end

    it "generates a metadata.rb with the 'maintainer_email' value set" do
      email = email
      expect(target).to have_structure {
        file "metadata.rb" do
          contains "maintainer_email 'jamie@vialstudios.com'"
        end
      }
    end
  end

  context "given an invalid option for :license" do
    subject(:run) do
      capture(:stdout) { described_class.new([target, name], license: "not-there").invoke_all }
    end

    it "raises a LicenseNotFound error" do
      expect { run }.to raise_error(Berkshelf::LicenseNotFound)
    end
  end
end