discourse/spec/integration/group_spec.rb

# frozen_string_literal: true

RSpec.describe Group do
  let(:group) do
    Fabricate(
      :group,
      visibility_level: Group.visibility_levels[:public],
      mentionable_level: Group::ALIAS_LEVELS[:nobody],
      users: [Fabricate(:user)],
    )
  end

  let(:post) { Fabricate(:post, raw: "mention @#{group.name}") }

  before { Jobs.run_immediately! }

  it "users can mention public groups, but does not create a notification" do
    expect { post }.not_to change {
      Notification.where(notification_type: Notification.types[:group_mentioned]).count
    }
    expect(post.cooked).to include(
      "<a class=\"mention-group\" href=\"/groups/#{group.name}\">@#{group.name}</a>",
    )
  end
end