Contents

# frozen_string_literal: true

require "cases/helper"
require "models/entry"
require "models/message"
require "models/comment"

class DelegatedTypeTest < ActiveRecord::TestCase
  fixtures :comments

  setup do
    @entry_with_message = Entry.create! entryable: Message.new(subject: "Hello world!")
    @entry_with_comment = Entry.create! entryable: comments(:greetings)
  end

  test "delegated class" do
    assert_equal Message, @entry_with_message.entryable_class
    assert_equal Comment, @entry_with_comment.entryable_class
  end

  test "delegated type name" do
    assert_equal "message", @entry_with_message.entryable_name
    assert @entry_with_message.entryable_name.message?

    assert_equal "comment", @entry_with_comment.entryable_name
    assert @entry_with_comment.entryable_name.comment?
  end

  test "delegated type predicates" do
    assert @entry_with_message.message?
    assert_not @entry_with_message.comment?

    assert @entry_with_comment.comment?
    assert_not @entry_with_comment.message?
  end

  test "scope" do
    assert Entry.messages.first.message?
    assert Entry.comments.first.comment?
  end

  test "accessor" do
    assert @entry_with_message.message.is_a?(Message)
    assert_nil @entry_with_message.comment

    assert @entry_with_comment.comment.is_a?(Comment)
    assert_nil @entry_with_comment.message
  end

  test "association id" do
    assert_equal @entry_with_message.entryable_id, @entry_with_message.message_id
    assert_nil @entry_with_message.comment_id

    assert_equal @entry_with_comment.entryable_id, @entry_with_comment.comment_id
    assert_nil @entry_with_comment.message_id
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
ibm_db-5.5.0-x86-mingw32	test/cases/delegated_type_test.rb
ibm_db-5.4.1-x86-mingw32	test/cases/delegated_type_test.rb
ibm_db-5.4.0-x86-mingw32	test/cases/delegated_type_test.rb
ibm_db-5.3.2-x86-mingw32	test/cases/delegated_type_test.rb