1 files changed, 55 insertions, 0 deletions
diff --git a/spec/services/environments/update_service_spec.rb b/spec/services/environments/update_service_spec.rb
new file mode 100644
index 00000000000..72ace3b050e
--- /dev/null
+++ b/spec/services/environments/update_service_spec.rb
@@ -0,0 +1,55 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Environments::UpdateService, feature_category: :environment_management do
+  let_it_be(:project) { create(:project, :repository) }
+  let_it_be(:developer) { create(:user).tap { |u| project.add_developer(u) } }
+  let_it_be(:reporter) { create(:user).tap { |u| project.add_reporter(u) } }
+  let_it_be(:environment) { create(:environment, project: project) }
+
+  let(:service) { described_class.new(project, current_user, params) }
+  let(:current_user) { developer }
+  let(:params) { {} }
+
+  describe '#execute' do
+    subject { service.execute(environment) }
+
+    let(:params) { { external_url: 'https://gitlab.com/' } }
+
+    it 'updates the external URL' do
+      expect { subject }.to change { environment.reload.external_url }.to('https://gitlab.com/')
+    end
+
+    it 'returns successful response' do
+      response = subject
+
+      expect(response).to be_success
+      expect(response.payload[:environment]).to eq(environment)
+    end
+
+    context 'when params contain invalid value' do
+      let(:params) { { external_url: 'http://${URL}' } }
+
+      it 'returns an error' do
+        response = subject
+
+        expect(response).to be_error
+        expect(response.message).to match_array("External url URI is invalid")
+        expect(response.payload[:environment]).to eq(environment)
+      end
+    end
+
+    context 'when user is reporter' do
+      let(:current_user) { reporter }
+
+      it 'returns an error' do
+        response = subject
+
+        expect(response).to be_error
+        expect(response.message).to eq('Unauthorized to update the environment')
+        expect(response.payload[:environment]).to eq(environment)
+      end
+    end
+  end
+end