Remove directories as one of the attributes of WikiDirectory

app/models/wiki_directory.rb

 class WikiDirectory
   include ActiveModel::Validations
 
-  attr_accessor :slug, :pages, :directories
+  attr_accessor :slug, :pages
 
   validates :slug, presence: true
 
-  def initialize(slug, pages = [], directories = [])
+  def initialize(slug, pages = [])
     @slug = slug
     @pages = pages
-    @directories = directories
   end
 
   # Relative path to the partial to be used when rendering collections

spec/models/wiki_directory_spec.rb

@@ -8,10 +8,9 @@ RSpec.describe WikiDirectory, models: true do
   end
 
   describe '#initialize' do
-    context 'when there are pages and directories' do
+    context 'when there are pages' do
       let(:pages) { [build(:wiki_page)] }
-      let(:other_directories) { [build(:wiki_directory)] }
-      let(:directory) { WikiDirectory.new('/path_up_to/dir', pages, other_directories) }
+      let(:directory) { WikiDirectory.new('/path_up_to/dir', pages) }
 
       it 'sets the slug attribute' do
         expect(directory.slug).to eq('/path_up_to/dir')
@@ -20,13 +19,9 @@ RSpec.describe WikiDirectory, models: true do
       it 'sets the pages attribute' do
         expect(directory.pages).to eq(pages)
       end
-
-      it 'sets the directories attribute' do
-        expect(directory.directories).to eq(other_directories)
-      end
     end
 
-    context 'when there are no pages or directories' do
+    context 'when there are no pages' do
       let(:directory) { WikiDirectory.new('/path_up_to/dir') }
 
       it 'sets the slug attribute' do
@@ -36,10 +31,6 @@ RSpec.describe WikiDirectory, models: true do
       it 'sets the pages attribute to an empty array' do
         expect(directory.pages).to eq([])
       end
-
-      it 'sets the directories attribute to an empty array' do
-        expect(directory.directories).to eq([])
-      end
     end
   end