Allow to sort wiki pages by date and title

- Add controls for sorting by title and date
- Execute Gitaly call which now accepts sorting params for wikis

1 files changed, 31 insertions, 14 deletions

diff --git a/spec/models/wiki_page_spec.rb b/spec/models/wiki_page_spec.rb
index e68da67818a..cacdb0e0595 100644
--- a/spec/models/wiki_page_spec.rb
+++ b/spec/models/wiki_page_spec.rb
@@ -20,12 +20,16 @@ describe WikiPage do
     context 'when there are pages' do
       before do
         create_page('dir_1/dir_1_1/page_3', 'content')
+        create_page('page_1', 'content')
         create_page('dir_1/page_2', 'content')
         create_page('dir_2/page_5', 'content')
+        create_page('page_6', 'content')
         create_page('dir_2/page_4', 'content')
-        create_page('page_1', 'content')
       end
+
       let(:page_1) { wiki.find_page('page_1') }
+      let(:page_6) { wiki.find_page('page_6') }
+
       let(:dir_1) do
         WikiDirectory.new('dir_1', [wiki.find_page('dir_1/page_2')])
       end
@@ -38,25 +42,38 @@ describe WikiPage do
         WikiDirectory.new('dir_2', pages)
       end
 
-      it 'returns an array with pages and directories' do
-        expected_grouped_entries = [page_1, dir_1, dir_1_1, dir_2]
+      context 'sort by title' do
+        let(:grouped_entries) { described_class.group_by_directory(wiki.pages) }
+        let(:expected_grouped_entries) { [dir_1_1, dir_1, dir_2, page_1, page_6] }
 
-        grouped_entries = described_class.group_by_directory(wiki.pages)
+        it 'returns an array with pages and directories' do
+          grouped_entries.each_with_index do |page_or_dir, i|
+            expected_page_or_dir = expected_grouped_entries[i]
+            expected_slugs = get_slugs(expected_page_or_dir)
+            slugs = get_slugs(page_or_dir)
 
-        grouped_entries.each_with_index do |page_or_dir, i|
-          expected_page_or_dir = expected_grouped_entries[i]
-          expected_slugs = get_slugs(expected_page_or_dir)
-          slugs = get_slugs(page_or_dir)
+            expect(slugs).to match_array(expected_slugs)
+          end
+        end
+      end
+
+      context 'sort by created_at' do
+        let(:grouped_entries) { described_class.group_by_directory(wiki.pages(sort: 'created_at')) }
+        let(:expected_grouped_entries) { [dir_1_1, page_1, dir_1, dir_2, page_6] }
 
-          expect(slugs).to match_array(expected_slugs)
+        it 'returns an array with pages and directories' do
+          grouped_entries.each_with_index do |page_or_dir, i|
+            expected_page_or_dir = expected_grouped_entries[i]
+            expected_slugs = get_slugs(expected_page_or_dir)
+            slugs = get_slugs(page_or_dir)
+
+            expect(slugs).to match_array(expected_slugs)
+          end
         end
       end
 
-      it 'returns an array sorted by alphabetical position' do
-        # Directories and pages within directories are sorted alphabetically.
-        # Pages at root come before everything.
-        expected_order = ['page_1', 'dir_1/page_2', 'dir_1/dir_1_1/page_3',
-                          'dir_2/page_4', 'dir_2/page_5']
+      it 'returns an array with retained order with directories at the top' do
+        expected_order = ['dir_1/dir_1_1/page_3', 'dir_1/page_2', 'dir_2/page_4', 'dir_2/page_5', 'page_1', 'page_6']
 
         grouped_entries = described_class.group_by_directory(wiki.pages)