delete nested site_files when directory is deleted

models/site.rb

@@ -659,6 +659,11 @@ class Site < Sequel::Model
     begin
       FileUtils.rm files_path(path)
     rescue Errno::EISDIR
+      site_files.each do |site_file|
+        if site_file.path.match /^#{path}\//
+          site_file.destroy
+        end
+      end
       FileUtils.remove_dir files_path(path), true
     rescue Errno::ENOENT
     end

tests/acceptance/index_tests.rb

@@ -21,7 +21,7 @@ describe '/' do
       @another_site = Fabricate :site
       @followed_site.toggle_follow @another_site
       visit '/'
-      find('.news-item', match: :first).text.must_match /#{@followed_site.username} followed #{@another_site.username}/i
+      find('.news-item', match: :first).text.must_match /#{@followed_site.username} started following the site of #{@another_site.username}/i
     end
 
     it 'loads my activities only' do
@@ -37,7 +37,7 @@ describe '/' do
       @followed_site = Fabricate :site
       @site.toggle_follow @followed_site
       visit "/?event_id=#{@followed_site.events.first.id}"
-      find('.news-item').text.must_match /you followed #{@followed_site.username}/i
+      find('.news-item').text.must_match /you started following the site of #{@followed_site.username}/i
     end
   end
 

tests/site_file_tests.rb

@@ -31,6 +31,20 @@ describe 'site_files' do
       File.exists?(file_path).must_equal false
       SiteFile[site_id: @site.id, path: 'test.jpg'].must_be_nil
     end
+
+    it 'deletes all files in a directory' do
+      upload(
+        'dir' => 'test',
+        'files[]' => Rack::Test::UploadedFile.new('./tests/files/test.jpg', 'image/jpeg')
+      )
+      upload(
+        'dir' => '',
+        'files[]' => Rack::Test::UploadedFile.new('./tests/files/test.jpg', 'image/jpeg')
+      )
+      delete_file filename: 'test'
+      @site.site_files.select {|f| f.path =~ /^test\//}.length.must_equal 0
+      @site.site_files.select {|f| f.path =~ /^test/}.length.must_equal 1
+    end
   end
 
   describe 'upload' do