1 files changed, 74 insertions, 0 deletions
diff --git a/spec/serializers/issue_sidebar_basic_entity_spec.rb b/spec/serializers/issue_sidebar_basic_entity_spec.rb
new file mode 100644
index 00000000000..da07290f349
--- /dev/null
+++ b/spec/serializers/issue_sidebar_basic_entity_spec.rb
@@ -0,0 +1,74 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe IssueSidebarBasicEntity do
+  let_it_be(:project) { create(:project, :repository) }
+  let_it_be(:user) { create(:user, developer_projects: [project]) }
+  let_it_be(:issue) { create(:issue, project: project, assignees: [user]) }
+
+  let(:serializer) { IssueSerializer.new(current_user: user, project: project) }
+
+  subject(:entity) { serializer.represent(issue, serializer: 'sidebar') }
+
+  it 'contains keys related to issuables' do
+    expect(entity).to include(
+      :id, :iid, :type, :author_id, :project_id, :discussion_locked, :reference, :milestone,
+      :labels, :current_user, :issuable_json_path, :namespace_path, :project_path,
+      :project_full_path, :project_issuables_path, :create_todo_path, :project_milestones_path,
+      :project_labels_path, :toggle_subscription_path, :move_issue_path, :projects_autocomplete_path,
+      :project_emails_disabled, :create_note_email, :supports_time_tracking, :supports_milestone,
+      :supports_severity, :supports_escalation
+    )
+  end
+
+  it 'contains attributes related to the issue' do
+    expect(entity).to include(:due_date, :confidential, :severity)
+  end
+
+  describe 'current_user' do
+    it 'contains attributes related to the current user' do
+      expect(entity[:current_user]).to include(
+        :id, :name, :username, :state, :avatar_url, :web_url, :todo,
+        :can_edit, :can_move, :can_admin_label
+      )
+    end
+
+    describe 'can_update_escalation_status' do
+      context 'for a standard issue' do
+        it 'is not present' do
+          expect(entity[:current_user]).not_to have_key(:can_update_escalation_status)
+        end
+      end
+
+      context 'for an incident issue' do
+        before do
+          issue.update!(issue_type: Issue.issue_types[:incident])
+        end
+
+        it 'is present and true' do
+          expect(entity[:current_user][:can_update_escalation_status]).to be(true)
+        end
+
+        context 'without permissions' do
+          let(:serializer) { IssueSerializer.new(current_user: create(:user), project: project) }
+
+          it 'is present and false' do
+            expect(entity[:current_user]).to have_key(:can_update_escalation_status)
+            expect(entity[:current_user][:can_update_escalation_status]).to be(false)
+          end
+        end
+
+        context 'with :incident_escalations feature flag disabled' do
+          before do
+            stub_feature_flags(incident_escalations: false)
+          end
+
+          it 'is not present' do
+            expect(entity[:current_user]).not_to include(:can_update_escalation_status)
+          end
+        end
+      end
+    end
+  end
+end