Add shared example 'trigger status page publish'

ee/spec/support/shared_contexts/status_page/status_page_enabled_context.rb

+# frozen_string_literal: true
+
+RSpec.shared_context 'status page enabled' do
+  before do
+    project.add_maintainer(user)
+
+    stub_feature_flags(status_page: true)
+    stub_licensed_features(status_page: true)
+
+    unless project.status_page_setting
+      create(:status_page_setting, :enabled, project: project)
+    end
+  end
+end

ee/spec/support/shared_examples/status_page/trigger_publish_shared_examples.rb

+# frozen_string_literal: true
+
+# This shared_example requires the following variables:
+# - execute: Executes the service
+# - issue_id: The issue id to be published
+# - project: The project related to published issue
+# - user: The user who triggers the publish
+#
+# Usage:
+#
+#   include_examples 'trigger status page publish' do
+#     let(:execute) { service.execute }
+#     let(:issue_id) { execute.id }
+#   end
+RSpec.shared_examples 'trigger status page publish' do
+  include_context 'status page enabled'
+
+  it 'triggers status page publish' do
+    allow(StatusPage::PublishWorker)
+      .to receive(:perform_async)
+      .with(user.id, project.id, kind_of(Integer))
+
+    execute
+
+    expect(StatusPage::PublishWorker)
+      .to have_received(:perform_async)
+      .with(user.id, project.id, issue_id)
+  end
+end
+
+# This shared_example requires the following variables:
+# - execute: Executes the service
+# - project: The project related to published issue
+# - user: The user who triggers the publish
+#
+# Usage:
+#
+#   include_examples 'no trigger status page publish' do
+#     let(:execute) { service.execute }
+#   end
+RSpec.shared_examples 'no trigger status page publish' do
+  include_context 'status page enabled'
+
+  it 'does not trigger status page publish service' do
+    expect(StatusPage::PublishWorker).not_to receive(:perform_async)
+
+    execute
+  end
+end