# frozen_string_literal: true

describe Jobs::PublishGroupMembershipUpdates do
  fab!(:user) { Fabricate(:user) }
  fab!(:group) { Fabricate(:group) }

  it 'publishes events for added users' do
    events = DiscourseEvent.track_events do
      subject.execute(
        user_ids: [user.id], group_id: group.id, type: 'add'
      )
    end

    expect(events).to include(
      event_name: :user_added_to_group,
      params: [user, group, { automatic: group.automatic }]
    )
  end

  it 'publishes events for removed users' do
    events = DiscourseEvent.track_events do
      subject.execute(
        user_ids: [user.id], group_id: group.id, type: 'remove'
      )
    end

    expect(events).to include(
      event_name: :user_removed_from_group,
      params: [user, group]
    )
  end

  it "does nothing if the group doesn't exist" do
    events = DiscourseEvent.track_events do
      subject.execute(
        user_ids: [user.id], group_id: nil, type: 'add'
      )
    end

    expect(events).not_to include(
      event_name: :user_added_to_group,
      params: [user, group, { automatic: group.automatic }]
    )
  end

  it 'fails when the update type is invalid' do
    expect {
      subject.execute(
        user_ids: [user.id], group_id: nil, type: nil
      )
    }.to raise_error(Discourse::InvalidParameters)
  end

  it 'does nothing when the user is not human' do
    events = DiscourseEvent.track_events do
      subject.execute(
        user_ids: [Discourse.system_user.id], group_id: nil, type: 'add'
      )
    end

    expect(events).not_to include(
      event_name: :user_added_to_group,
      params: [user, group, { automatic: group.automatic }]
    )
  end
end