catstodon/spec/serializers/activitypub/note_serializer_spec.rb

# frozen_string_literal: true

require 'rails_helper'

RSpec.describe ActivityPub::NoteSerializer do
  subject { serialized_record_json(parent, described_class, adapter: ActivityPub::Adapter) }

  let!(:account) { Fabricate(:account) }
  let!(:other) { Fabricate(:account) }
  let!(:parent) { Fabricate(:status, account: account, visibility: :public, language: 'zh-TW') }
  let!(:reply_by_account_first) { Fabricate(:status, account: account, thread: parent, visibility: :public) }
  let!(:reply_by_account_next) { Fabricate(:status, account: account, thread: parent, visibility: :public) }
  let!(:reply_by_other_first) { Fabricate(:status, account: other, thread: parent, visibility: :public) }
  let!(:reply_by_account_third) { Fabricate(:status, account: account, thread: parent, visibility: :public) }
  let!(:reply_by_account_visibility_direct) { Fabricate(:status, account: account, thread: parent, visibility: :direct) }

  it 'has the expected shape and replies collection' do
    expect(subject).to include({
      '@context' => include('https://www.w3.org/ns/activitystreams'),
      'type' => 'Note',
      'attributedTo' => ActivityPub::TagManager.instance.uri_for(account),
      'contentMap' => include({
        'zh-TW' => a_kind_of(String),
      }),
      'replies' => replies_collection_values,
    })
  end

  def replies_collection_values
    include(
      'type' => eql('Collection'),
      'first' => include(
        'type' => eql('CollectionPage'),
        'items' => reply_items
      )
    )
  end

  def reply_items
    include(reply_by_account_first.uri, reply_by_account_next.uri, reply_by_account_third.uri) # Public self replies
      .and(not_include(reply_by_other_first.uri)) # Replies from others
      .and(not_include(reply_by_account_visibility_direct.uri)) # Replies with direct visibility
  end
end