1 files changed, 66 insertions, 0 deletions
diff --git a/spec/services/alert_management/update_alert_status_service_spec.rb b/spec/services/alert_management/update_alert_status_service_spec.rb
new file mode 100644
index 00000000000..b287d0d1614
--- /dev/null
+++ b/spec/services/alert_management/update_alert_status_service_spec.rb
@@ -0,0 +1,66 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe AlertManagement::UpdateAlertStatusService do
+  let(:project) { alert.project }
+  let_it_be(:user) { build(:user) }
+
+  let_it_be(:alert, reload: true) do
+    create(:alert_management_alert, :triggered)
+  end
+
+  let(:service) { described_class.new(alert, user, new_status) }
+
+  describe '#execute' do
+    shared_examples 'update failure' do |error_message|
+      it 'returns an error' do
+        expect(response).to be_error
+        expect(response.message).to eq(error_message)
+        expect(response.payload[:alert]).to eq(alert)
+      end
+
+      it 'does not update the status' do
+        expect { response }.not_to change { alert.status }
+      end
+    end
+
+    let(:new_status) { Types::AlertManagement::StatusEnum.values['ACKNOWLEDGED'].value }
+    let(:can_update) { true }
+
+    subject(:response) { service.execute }
+
+    before do
+      allow(user).to receive(:can?)
+        .with(:update_alert_management_alert, project)
+        .and_return(can_update)
+    end
+
+    it 'returns success' do
+      expect(response).to be_success
+      expect(response.payload[:alert]).to eq(alert)
+    end
+
+    it 'updates the status' do
+      expect { response }.to change { alert.acknowledged? }.to(true)
+    end
+
+    context 'when user has no permissions' do
+      let(:can_update) { false }
+
+      include_examples 'update failure', _('You have no permissions')
+    end
+
+    context 'with no status' do
+      let(:new_status) { nil }
+
+      include_examples 'update failure', _('Invalid status')
+    end
+
+    context 'with unknown status' do
+      let(:new_status) { -1 }
+
+      include_examples 'update failure', _('Invalid status')
+    end
+  end
+end