diff --git a/spec/controllers/admin/ip_blocks_controller_spec.rb b/spec/controllers/admin/ip_blocks_controller_spec.rb
index 873888afc7..05190f1340 100644
--- a/spec/controllers/admin/ip_blocks_controller_spec.rb
+++ b/spec/controllers/admin/ip_blocks_controller_spec.rb
@@ -18,4 +18,37 @@ describe Admin::IpBlocksController do
       expect(response).to have_http_status(:success)
     end
   end
+
+  describe 'GET #new' do
+    it 'returns http success and renders view' do
+      get :new
+
+      expect(response).to have_http_status(:success)
+      expect(response).to render_template(:new)
+    end
+  end
+
+  describe 'POST #create' do
+    context 'with valid data' do
+      it 'creates a new ip block and redirects' do
+        expect do
+          post :create, params: { ip_block: { ip: '1.1.1.1', severity: 'no_access', expires_in: 1.day.to_i.to_s } }
+        end.to change(IpBlock, :count).by(1)
+
+        expect(response).to redirect_to(admin_ip_blocks_path)
+        expect(flash.notice).to match(I18n.t('admin.ip_blocks.created_msg'))
+      end
+    end
+
+    context 'with invalid data' do
+      it 'does not create new a ip block and renders new' do
+        expect do
+          post :create, params: { ip_block: { ip: '1.1.1.1' } }
+        end.to_not change(IpBlock, :count)
+
+        expect(response).to have_http_status(:success)
+        expect(response).to render_template(:new)
+      end
+    end
+  end
 end
diff --git a/spec/controllers/admin/relays_controller_spec.rb b/spec/controllers/admin/relays_controller_spec.rb
index dfb9f3c048..261f302c05 100644
--- a/spec/controllers/admin/relays_controller_spec.rb
+++ b/spec/controllers/admin/relays_controller_spec.rb
@@ -18,4 +18,42 @@ describe Admin::RelaysController do
       expect(response).to have_http_status(:success)
     end
   end
+
+  describe 'GET #new' do
+    it 'returns http success and renders view' do
+      get :new
+
+      expect(response).to have_http_status(:success)
+      expect(response).to render_template(:new)
+    end
+  end
+
+  describe 'POST #create' do
+    context 'with valid data' do
+      let(:inbox_url) { 'https://example.com/inbox' }
+
+      before do
+        stub_request(:post, inbox_url).to_return(status: 200)
+      end
+
+      it 'creates a new relay and redirects' do
+        expect do
+          post :create, params: { relay: { inbox_url: inbox_url } }
+        end.to change(Relay, :count).by(1)
+
+        expect(response).to redirect_to(admin_relays_path)
+      end
+    end
+
+    context 'with invalid data' do
+      it 'does not create new a relay and renders new' do
+        expect do
+          post :create, params: { relay: { inbox_url: 'invalid' } }
+        end.to_not change(Relay, :count)
+
+        expect(response).to have_http_status(:success)
+        expect(response).to render_template(:new)
+      end
+    end
+  end
 end
diff --git a/spec/controllers/admin/rules_controller_spec.rb b/spec/controllers/admin/rules_controller_spec.rb
index d7b633c049..92ffb41567 100644
--- a/spec/controllers/admin/rules_controller_spec.rb
+++ b/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