# encoding: utf-8
require 'spec_helper'
require 'fedux_org_stdlib/template_directory'

RSpec.describe TemplateDirectory do

  context '#preferred_template_directory' do
    it 'has a default template file which is the preferred place to store the template' do
      touch_file '.config/my_application/templates/tests.d/test.tt'

      template_klass = Class.new(TemplateDirectory) do
        def class_name
          'TestTemplateDirectory'
        end

        def module_name
          'MyApplication'
        end
      end

      with_env 'HOME' => absolute_path('.') do
        template = template_klass.new
        expect(template.preferred_template_directory).to eq File.expand_path('~/.config/my_application/templates/tests.d')
      end
    end

    it 'works with nested module names' do
      touch_file '.config/my_application/my_sub/templates/tests.d/test.tt'

      template_klass = Class.new(TemplateDirectory) do
        def class_name
          'TestTemplateDirectory'
        end

        def module_name
          'MyApplication::MySub'
        end
      end

      with_env 'HOME' => absolute_path('.') do
        template = template_klass.new
        expect(template.preferred_template_directory).to eq File.expand_path('~/.config/my_application/my_sub/templates/tests.d')
      end
    end
  end

  context 'template files' do
    it 'looks at ~/.config/my_application/templates/tests.d/test.tt' do
      write_file '.config/my_application/templates/tests.d/test.tt', <<-EOS.strip_heredoc
        <%= hello world %>
      EOS

      template_klass = Class.new(TemplateDirectory) do
        def class_name
          'TestTemplateDirectory'
        end

        def module_name
          'MyApplication'
        end
      end

      with_env 'HOME' => absolute_path('.') do
        template = template_klass.new
        expect(template.template_files).to include absolute_path('.config/my_application/templates/tests.d/test.tt')
      end
    end

    it 'looks at ~/.my_application/templates/tests.d/test.tt' do
      write_file '.my_application/templates/tests.d/test.tt', <<-EOS.strip_heredoc
        <%= hello world %>
      EOS

      template_klass = Class.new(TemplateDirectory) do
        def class_name
          'TestTemplateDirectory'
        end

        def module_name
          'MyApplication'
        end
      end

      with_env 'HOME' => absolute_path('.') do
        template = template_klass.new
        expect(template.template_files).to include absolute_path('.my_application/templates/tests.d/test.tt')
      end
    end

    it 'returns templates in subdirectories as well' do
      write_file '.my_application/templates/tests.d/blub/test.tt', <<-EOS.strip_heredoc
        <%= hello world %>
      EOS

      template_klass = Class.new(TemplateDirectory) do
        def class_name
          'TestTemplateDirectory'
        end

        def module_name
          'MyApplication'
        end
      end

      with_env 'HOME' => absolute_path('.') do
        template = template_klass.new
        expect(template.template_files).to include absolute_path('.my_application/templates/tests.d/blub/test.tt')
      end
    end
  end

  context '#template_files' do
    it 'returns template_files in template directory' do
      write_file '.my_application/templates/tests.d/test1.tt', <<-EOS.strip_heredoc
        <%= hello world %>
      EOS

      write_file '.my_application/templates/tests.d/test2.tt', <<-EOS.strip_heredoc
        <%= hello world %>
      EOS

      template_klass = Class.new(TemplateDirectory) do
        def class_name
          'TestTemplateDirectory'
        end

        def module_name
          'MyApplication'
        end
      end

      with_env 'HOME' => absolute_path('.') do
        template = template_klass.new
        expect(template.template_files).to include absolute_path('.my_application/templates/tests.d/test1.tt')
        expect(template.template_files).to include absolute_path('.my_application/templates/tests.d/test2.tt')
      end
    end
  end
end