1 files changed, 33 insertions, 0 deletions
diff --git a/spec/workers/environments/canary_ingress/update_worker_spec.rb b/spec/workers/environments/canary_ingress/update_worker_spec.rb
new file mode 100644
index 00000000000..7bc5108719c
--- /dev/null
+++ b/spec/workers/environments/canary_ingress/update_worker_spec.rb
@@ -0,0 +1,33 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Environments::CanaryIngress::UpdateWorker do
+  let_it_be(:environment) { create(:environment) }
+  let(:worker) { described_class.new }
+
+  describe '#perform' do
+    subject { worker.perform(environment_id, params) }
+
+    let(:environment_id) { environment.id }
+    let(:params) { { 'weight' => 50 } }
+
+    it 'executes the update service' do
+      expect_next_instance_of(Environments::CanaryIngress::UpdateService, environment.project, nil, params) do |service|
+        expect(service).to receive(:execute).with(environment)
+      end
+
+      subject
+    end
+
+    context 'when an environment does not exist' do
+      let(:environment_id) { non_existing_record_id }
+
+      it 'does not execute the update service' do
+        expect(Environments::CanaryIngress::UpdateService).not_to receive(:new)
+
+        subject
+      end
+    end
+  end
+end