Increase spec coverage for controllers - admin/ip_blocks, admin/relays, admin/rules (#25192)

spec/controllers/admin/rules_controller_spec.rb

@@ -18,4 +18,68 @@ describe Admin::RulesController do
       expect(response).to have_http_status(:success)
     end
   end
+
+  describe 'GET #edit' do
+    let(:rule) { Fabricate(:rule) }
+
+    it 'returns http success and renders edit' do
+      get :edit, params: { id: rule.id }
+
+      expect(response).to have_http_status(:success)
+      expect(response).to render_template(:edit)
+    end
+  end
+
+  describe 'POST #create' do
+    context 'with valid data' do
+      it 'creates a new rule and redirects' do
+        expect do
+          post :create, params: { rule: { text: 'The rule text.' } }
+        end.to change(Rule, :count).by(1)
+
+        expect(response).to redirect_to(admin_rules_path)
+      end
+    end
+
+    context 'with invalid data' do
+      it 'does creates a new rule and renders index' do
+        expect do
+          post :create, params: { rule: { text: '' } }
+        end.to_not change(Rule, :count)
+
+        expect(response).to render_template(:index)
+      end
+    end
+  end
+
+  describe 'PUT #update' do
+    let(:rule) { Fabricate(:rule, text: 'Original text') }
+
+    context 'with valid data' do
+      it 'updates the rule and redirects' do
+        put :update, params: { id: rule.id, rule: { text: 'Updated text.' } }
+
+        expect(response).to redirect_to(admin_rules_path)
+      end
+    end
+
+    context 'with invalid data' do
+      it 'does not update the rule and renders index' do
+        put :update, params: { id: rule.id, rule: { text: '' } }
+
+        expect(response).to render_template(:edit)
+      end
+    end
+  end
+
+  describe 'DELETE #destroy' do
+    let!(:rule) { Fabricate(:rule) }
+
+    it 'destroys the rule and redirects' do
+      delete :destroy, params: { id: rule.id }
+
+      expect(rule.reload).to be_discarded
+      expect(response).to redirect_to(admin_rules_path)
+    end
+  end
 end