mirror of
https://github.com/rails/rails.git
synced 2022-11-09 12:12:34 -05:00
121 lines
4.1 KiB
Ruby
121 lines
4.1 KiB
Ruby
require "cases/helper"
|
|
require 'models/post'
|
|
require 'models/topic'
|
|
require 'models/comment'
|
|
require 'models/reply'
|
|
require 'models/author'
|
|
|
|
class NamedScopeTest < ActiveRecord::TestCase
|
|
fixtures :posts, :authors, :topics
|
|
|
|
def test_implements_enumerable
|
|
assert !Topic.find(:all).empty?
|
|
|
|
assert_equal Topic.find(:all), Topic.base
|
|
assert_equal Topic.find(:all), Topic.base.to_a
|
|
assert_equal Topic.find(:first), Topic.base.first
|
|
assert_equal Topic.find(:all), Topic.base.each { |i| i }
|
|
end
|
|
|
|
def test_found_items_are_cached
|
|
Topic.columns
|
|
all_posts = Topic.base
|
|
|
|
assert_queries(1) do
|
|
all_posts.collect
|
|
all_posts.collect
|
|
end
|
|
end
|
|
|
|
def test_reload_expires_cache_of_found_items
|
|
all_posts = Topic.base
|
|
all_posts.inspect
|
|
|
|
new_post = Topic.create!
|
|
assert !all_posts.include?(new_post)
|
|
assert all_posts.reload.include?(new_post)
|
|
end
|
|
|
|
def test_delegates_finds_and_calculations_to_the_base_class
|
|
assert !Topic.find(:all).empty?
|
|
|
|
assert_equal Topic.find(:all), Topic.base.find(:all)
|
|
assert_equal Topic.find(:first), Topic.base.find(:first)
|
|
assert_equal Topic.count, Topic.base.count
|
|
assert_equal Topic.average(:replies_count), Topic.base.average(:replies_count)
|
|
end
|
|
|
|
def test_subclasses_inherit_scopes
|
|
assert Topic.scopes.include?(:base)
|
|
|
|
assert Reply.scopes.include?(:base)
|
|
assert_equal Reply.find(:all), Reply.base
|
|
end
|
|
|
|
def test_scopes_with_options_limit_finds_to_those_matching_the_criteria_specified
|
|
assert !Topic.find(:all, :conditions => {:approved => true}).empty?
|
|
|
|
assert_equal Topic.find(:all, :conditions => {:approved => true}), Topic.approved
|
|
assert_equal Topic.count(:conditions => {:approved => true}), Topic.approved.count
|
|
end
|
|
|
|
def test_scopes_are_composable
|
|
assert_equal (approved = Topic.find(:all, :conditions => {:approved => true})), Topic.approved
|
|
assert_equal (replied = Topic.find(:all, :conditions => 'replies_count > 0')), Topic.replied
|
|
assert !(approved == replied)
|
|
assert !(approved & replied).empty?
|
|
|
|
assert_equal approved & replied, Topic.approved.replied
|
|
end
|
|
|
|
def test_procedural_scopes
|
|
topics_written_before_the_third = Topic.find(:all, :conditions => ['written_on < ?', topics(:third).written_on])
|
|
topics_written_before_the_second = Topic.find(:all, :conditions => ['written_on < ?', topics(:second).written_on])
|
|
assert_not_equal topics_written_before_the_second, topics_written_before_the_third
|
|
|
|
assert_equal topics_written_before_the_third, Topic.written_before(topics(:third).written_on)
|
|
assert_equal topics_written_before_the_second, Topic.written_before(topics(:second).written_on)
|
|
end
|
|
|
|
def test_extensions
|
|
assert_equal 1, Topic.anonymous_extension.one
|
|
assert_equal 2, Topic.named_extension.two
|
|
end
|
|
|
|
def test_multiple_extensions
|
|
assert_equal 2, Topic.multiple_extensions.extension_two
|
|
assert_equal 1, Topic.multiple_extensions.extension_one
|
|
end
|
|
|
|
def test_has_many_associations_have_access_to_named_scopes
|
|
assert_not_equal Post.containing_the_letter_a, authors(:david).posts
|
|
assert !Post.containing_the_letter_a.empty?
|
|
|
|
assert_equal authors(:david).posts & Post.containing_the_letter_a, authors(:david).posts.containing_the_letter_a
|
|
end
|
|
|
|
def test_has_many_through_associations_have_access_to_named_scopes
|
|
assert_not_equal Comment.containing_the_letter_e, authors(:david).posts
|
|
assert !Comment.containing_the_letter_e.empty?
|
|
|
|
assert_equal authors(:david).comments & Comment.containing_the_letter_e, authors(:david).comments.containing_the_letter_e
|
|
end
|
|
|
|
def test_active_records_have_scope_named__all__
|
|
assert !Topic.find(:all).empty?
|
|
|
|
assert_equal Topic.find(:all), Topic.base
|
|
end
|
|
|
|
def test_active_records_have_scope_named__scoped__
|
|
assert !Topic.find(:all, scope = {:conditions => "content LIKE '%Have%'"}).empty?
|
|
|
|
assert_equal Topic.find(:all, scope), Topic.scoped(scope)
|
|
end
|
|
|
|
def test_proxy_options
|
|
expected_proxy_options = { :conditions => { :approved => true } }
|
|
assert_equal expected_proxy_options, Topic.approved.proxy_options
|
|
end
|
|
|
|
end
|