Add spec for last commit info when browsing repository files

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

spec/features/projects/files/browse_files_spec.rb

@@ -31,4 +31,16 @@ feature 'user browses project', feature: true, js: true do
     expect(page).to have_content 'oid sha256:91eff75a492a3ed0dfcb544d7f31326bc4014c8551849c192fd1e48d4dd2c897'
     expect(page).to have_content 'size 1575078'
   end
+
+  scenario 'can see last commit for current directory' do
+    last_commit = project.repository.last_commit_for_path(project.default_branch, 'files')
+
+    click_link 'files'
+    wait_for_ajax
+
+    page.within('.blob-commit-info') do
+      expect(page).to have_content last_commit.short_id
+      expect(page).to have_content last_commit.author_name
+    end
+  end
 end