1 files changed, 25 insertions, 0 deletions
diff --git a/spec/features/merge_request/user_toggles_whitespace_changes_spec.rb b/spec/features/merge_request/user_toggles_whitespace_changes_spec.rb
new file mode 100644
index 00000000000..2e95a628013
--- /dev/null
+++ b/spec/features/merge_request/user_toggles_whitespace_changes_spec.rb
@@ -0,0 +1,25 @@
+require 'rails_helper'
+
+describe 'Merge request > User toggles whitespace changes', :js do
+  let(:merge_request) { create(:merge_request) }
+  let(:project) { merge_request.project }
+  let(:user) { project.creator }
+
+  before do
+    project.add_master(user)
+    sign_in(user)
+    visit diffs_project_merge_request_path(project, merge_request)
+  end
+
+  it 'has a button to toggle whitespace changes' do
+    expect(page).to have_content 'Hide whitespace changes'
+  end
+
+  describe 'clicking "Hide whitespace changes" button' do
+    it 'toggles the "Hide whitespace changes" button' do
+      click_link 'Hide whitespace changes'
+
+      expect(page).to have_content 'Show whitespace changes'
+    end
+  end
+end