Add coverage for TermsOfServicePolicy class (#33241)

spec/policies/terms_of_service_policy_spec.rb

@@ -0,0 +1,73 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe TermsOfServicePolicy do
+  subject { described_class }
+
+  let(:admin) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')).account }
+  let(:john) { Fabricate(:account) }
+
+  permissions :index?, :create? do
+    it { is_expected.to permit(admin, TermsOfService) }
+    it { is_expected.to_not permit(john, TermsOfService) }
+  end
+
+  permissions :update?, :destroy? do
+    let(:terms) { Fabricate(:terms_of_service, published_at: published) }
+
+    context 'with an unpublished terms' do
+      let(:published) { nil }
+
+      it { is_expected.to permit(admin, terms) }
+      it { is_expected.to_not permit(john, terms) }
+    end
+
+    context 'with a published terms' do
+      let(:published) { 5.days.ago }
+
+      it { is_expected.to_not permit(admin, terms) }
+      it { is_expected.to_not permit(john, terms) }
+    end
+  end
+
+  permissions :distribute? do
+    let(:terms) { Fabricate(:terms_of_service, published_at: published, notification_sent_at: notification) }
+
+    context 'with notification already sent' do
+      let(:notification) { 3.days.ago }
+
+      context 'with published true' do
+        let(:published) { 5.days.ago }
+
+        it { is_expected.to_not permit(admin, terms) }
+        it { is_expected.to_not permit(john, terms) }
+      end
+
+      context 'with published false' do
+        let(:published) { nil }
+
+        it { is_expected.to_not permit(admin, terms) }
+        it { is_expected.to_not permit(john, terms) }
+      end
+    end
+
+    context 'with notification not yet sent' do
+      let(:notification) { nil }
+
+      context 'with published true' do
+        let(:published) { 5.days.ago }
+
+        it { is_expected.to permit(admin, terms) }
+        it { is_expected.to_not permit(john, terms) }
+      end
+
+      context 'with published false' do
+        let(:published) { nil }
+
+        it { is_expected.to_not permit(admin, terms) }
+        it { is_expected.to_not permit(john, terms) }
+      end
+    end
+  end
+end