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# frozen_string_literal: true
require "cases/helper"
require "models/topic"
class FinderRespondToTest < ActiveRecord::TestCase
fixtures :topics
def test_should_preserve_normal_respond_to_behaviour_on_base
assert_respond_to ActiveRecord::Base, :new
assert_not_respond_to ActiveRecord::Base, :find_by_something
end
def test_should_preserve_normal_respond_to_behaviour_and_respond_to_newly_added_method
Topic.singleton_class.define_method(:method_added_for_finder_respond_to_test) { }
assert_respond_to Topic, :method_added_for_finder_respond_to_test
ensure
Topic.singleton_class.remove_method :method_added_for_finder_respond_to_test
end
def test_should_preserve_normal_respond_to_behaviour_and_respond_to_standard_object_method
assert_respond_to Topic, :to_s
end
def test_should_respond_to_find_by_one_attribute_before_caching
ensure_topic_method_is_not_cached(:find_by_title)
assert_respond_to Topic, :find_by_title
end
def test_should_respond_to_find_by_with_bang
ensure_topic_method_is_not_cached(:find_by_title!)
assert_respond_to Topic, :find_by_title!
end
def test_should_respond_to_find_by_two_attributes
ensure_topic_method_is_not_cached(:find_by_title_and_author_name)
assert_respond_to Topic, :find_by_title_and_author_name
end
def test_should_respond_to_find_all_by_an_aliased_attribute
ensure_topic_method_is_not_cached(:find_by_heading)
assert_respond_to Topic, :find_by_heading
end
def test_should_not_respond_to_find_by_one_missing_attribute
assert_not_respond_to Topic, :find_by_undertitle
end
def test_should_not_respond_to_find_by_invalid_method_syntax
assert_not_respond_to Topic, :fail_to_find_by_title
assert_not_respond_to Topic, :find_by_title?
assert_not_respond_to Topic, :fail_to_find_or_create_by_title
assert_not_respond_to Topic, :find_or_create_by_title?
end
private
def ensure_topic_method_is_not_cached(method_id)
Topic.singleton_class.remove_method method_id if Topic.public_methods.include? method_id
end
end
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