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require "cases/helper"
require 'models/topic'
class FinderRespondToTest < ActiveRecord::TestCase
fixtures :topics
def test_should_preserve_normal_respond_to_behaviour_and_respond_to_newly_added_method
class << Topic; self; end.send(:define_method, :method_added_for_finder_respond_to_test) { }
assert_respond_to Topic, :method_added_for_finder_respond_to_test
ensure
class << Topic; self; end.send(: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_all_by_one_attribute
ensure_topic_method_is_not_cached(:find_all_by_title)
assert_respond_to Topic, :find_all_by_title
end
def test_should_respond_to_find_all_by_two_attributes
ensure_topic_method_is_not_cached(:find_all_by_title_and_author_name)
assert_respond_to Topic, :find_all_by_title_and_author_name
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_or_initialize_from_one_attribute
ensure_topic_method_is_not_cached(:find_or_initialize_by_title)
assert_respond_to Topic, :find_or_initialize_by_title
end
def test_should_respond_to_find_or_initialize_from_two_attributes
ensure_topic_method_is_not_cached(:find_or_initialize_by_title_and_author_name)
assert_respond_to Topic, :find_or_initialize_by_title_and_author_name
end
def test_should_respond_to_find_or_create_from_one_attribute
ensure_topic_method_is_not_cached(:find_or_create_by_title)
assert_respond_to Topic, :find_or_create_by_title
end
def test_should_respond_to_find_or_create_from_two_attributes
ensure_topic_method_is_not_cached(:find_or_create_by_title_and_author_name)
assert_respond_to Topic, :find_or_create_by_title_and_author_name
end
def test_should_not_respond_to_find_by_one_missing_attribute
assert !Topic.respond_to?(:find_by_undertitle)
end
def test_should_not_respond_to_find_by_invalid_method_syntax
assert !Topic.respond_to?(:fail_to_find_by_title)
assert !Topic.respond_to?(:find_by_title?)
assert !Topic.respond_to?(:fail_to_find_or_create_by_title)
assert !Topic.respond_to?(:find_or_create_by_title?)
end
private
def ensure_topic_method_is_not_cached(method_id)
class << Topic; self; end.send(:remove_method, method_id) if Topic.public_methods.any? { |m| m.to_s == method_id.to_s }
end
end
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