# 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
      with_environment 'HOME' => working_directory do
        create_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

        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
      with_environment 'HOME' => working_directory do
        create_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

        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
      with_environment 'HOME' => working_directory do
        file = create_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

        template = template_klass.new
        expect(template.template_files).to include file
      end
    end

    it 'looks at ~/.my_application/templates/tests.d/test.tt' do
      with_environment 'HOME' => working_directory do
        file = create_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

        template = template_klass.new
        expect(template.template_files).to include file
      end
    end

    it 'returns templates in subdirectories as well' do
      with_environment 'HOME' => working_directory do
        file = create_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

        template = template_klass.new
        expect(template.template_files).to include file
      end
    end
  end

  context '#template_files' do
    it 'returns template_files in template directory' do
      with_environment 'HOME' => working_directory do
        file1 = create_file '.my_application/templates/tests.d/test1.tt', <<-EOS.strip_heredoc
        <%= hello world %>
        EOS

        file2 = create_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

        template = template_klass.new
        expect(template.template_files).to include file1
        expect(template.template_files).to include file2
      end
    end
  end
end