1 files changed, 25 insertions, 0 deletions
diff --git a/spec/services/wiki_pages/update_service_spec.rb b/spec/services/wiki_pages/update_service_spec.rb
index 19866bd3bfc..d5f46e7b2db 100644
--- a/spec/services/wiki_pages/update_service_spec.rb
+++ b/spec/services/wiki_pages/update_service_spec.rb
@@ -16,6 +16,10 @@ describe WikiPages::UpdateService do
     }
   end
 
+  let(:bad_opts) do
+    { title: '' }
+  end
+
   subject(:service) { described_class.new(project, user, opts) }
 
   before do
@@ -39,5 +43,26 @@ describe WikiPages::UpdateService do
 
       service.execute(page)
     end
+
+    it 'counts edit events' do
+      counter = Gitlab::UsageDataCounters::WikiPageCounter
+
+      expect { service.execute page }.to change { counter.read(:update) }.by 1
+    end
+
+    context 'when the options are bad' do
+      subject(:service) { described_class.new(project, user, bad_opts) }
+
+      it 'does not count an edit event' do
+        counter = Gitlab::UsageDataCounters::WikiPageCounter
+
+        expect { service.execute page }.not_to change { counter.read(:update) }
+      end
+
+      it 'reports the error' do
+        expect(service.execute page).to be_invalid
+          .and have_attributes(errors: be_present)
+      end
+    end
   end
 end