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require 'fileutils'
require 'abstract_unit'
require 'active_record_unit'
CACHE_DIR = 'test_cache'
# Don't change '/../temp/' cavalierly or you might hose something you don't want hosed
FILE_STORE_PATH = File.join(File.dirname(__FILE__), '/../temp/', CACHE_DIR)
ActionController::Base.page_cache_directory = FILE_STORE_PATH
class CachingController < ActionController::Base
abstract!
self.cache_store = :file_store, FILE_STORE_PATH
end
class PageCachingTestController < CachingController
caches_page :ok, :no_content, :if => Proc.new { |c| !c.request.format.json? }
caches_page :found, :not_found
caches_page :about_me
def ok
head :ok
end
def no_content
head :no_content
end
def found
redirect_to :action => 'ok'
end
def not_found
head :not_found
end
def custom_path
render :text => "Super soaker"
cache_page("Super soaker", "/index.html")
end
def expire_custom_path
expire_page("/index.html")
head :ok
end
def trailing_slash
render :text => "Sneak attack"
end
def about_me
respond_to do |format|
format.html {render :text => 'I am html'}
format.xml {render :text => 'I am xml'}
end
end
end
class PageCachingTest < ActionController::TestCase
def setup
super
@request = ActionController::TestRequest.new
@request.host = 'hostname.com'
@request.env.delete('PATH_INFO')
@controller = PageCachingTestController.new
@controller.perform_caching = true
@controller.cache_store = :file_store, FILE_STORE_PATH
@response = ActionController::TestResponse.new
@params = {:controller => 'posts', :action => 'index', :only_path => true}
FileUtils.rm_rf(File.dirname(FILE_STORE_PATH))
FileUtils.mkdir_p(FILE_STORE_PATH)
end
def teardown
FileUtils.rm_rf(File.dirname(FILE_STORE_PATH))
@controller.perform_caching = false
end
def test_page_caching_resources_saves_to_correct_path_with_extension_even_if_default_route
with_routing do |set|
set.draw do
match 'posts.:format', :to => 'posts#index', :as => :formatted_posts
match '/', :to => 'posts#index', :as => :main
end
@params[:format] = 'rss'
assert_equal '/posts.rss', @routes.url_for(@params)
@params[:format] = nil
assert_equal '/', @routes.url_for(@params)
end
end
def test_should_cache_get_with_ok_status
get :ok
assert_response :ok
assert_page_cached :ok, "get with ok status should have been cached"
end
def test_should_cache_with_custom_path
get :custom_path
assert File.exist?("#{FILE_STORE_PATH}/index.html")
end
def test_should_expire_cache_with_custom_path
get :custom_path
assert File.exist?("#{FILE_STORE_PATH}/index.html")
get :expire_custom_path
assert !File.exist?("#{FILE_STORE_PATH}/index.html")
end
def test_should_cache_without_trailing_slash_on_url
@controller.class.cache_page 'cached content', '/page_caching_test/trailing_slash'
assert File.exist?("#{FILE_STORE_PATH}/page_caching_test/trailing_slash.html")
end
def test_should_obey_http_accept_attribute
@request.env['HTTP_ACCEPT'] = 'text/xml'
get :about_me
assert File.exist?("#{FILE_STORE_PATH}/page_caching_test/about_me.xml")
assert_equal 'I am xml', @response.body
end
def test_should_cache_with_trailing_slash_on_url
@controller.class.cache_page 'cached content', '/page_caching_test/trailing_slash/'
assert File.exist?("#{FILE_STORE_PATH}/page_caching_test/trailing_slash.html")
end
def test_should_cache_ok_at_custom_path
@request.env['PATH_INFO'] = '/index.html'
get :ok
assert_response :ok
assert File.exist?("#{FILE_STORE_PATH}/index.html")
end
[:ok, :no_content, :found, :not_found].each do |status|
[:get, :post, :put, :delete].each do |method|
unless method == :get and status == :ok
define_method "test_shouldnt_cache_#{method}_with_#{status}_status" do
send(method, status)
assert_response status
assert_page_not_cached status, "#{method} with #{status} status shouldn't have been cached"
end
end
end
end
def test_page_caching_conditional_options
get :ok, :format=>'json'
assert_page_not_cached :ok
end
def test_page_caching_directory_set_as_pathname
begin
ActionController::Base.page_cache_directory = Pathname.new(FILE_STORE_PATH)
get :ok
assert_response :ok
assert_page_cached :ok
ensure
ActionController::Base.page_cache_directory = FILE_STORE_PATH
end
end
private
def assert_page_cached(action, message = "#{action} should have been cached")
assert page_cached?(action), message
end
def assert_page_not_cached(action, message = "#{action} shouldn't have been cached")
assert !page_cached?(action), message
end
def page_cached?(action)
File.exist? "#{FILE_STORE_PATH}/page_caching_test/#{action}.html"
end
end
class ActionCachingTestController < CachingController
rescue_from(Exception) { head 500 }
if defined? ActiveRecord
rescue_from(ActiveRecord::RecordNotFound) { head :not_found }
end
caches_action :index, :redirected, :forbidden, :if => Proc.new { |c| !c.request.format.json? }, :expires_in => 1.hour
caches_action :show, :cache_path => 'http://test.host/custom/show'
caches_action :edit, :cache_path => Proc.new { |c| c.params[:id] ? "http://test.host/#{c.params[:id]};edit" : "http://test.host/edit" }
caches_action :with_layout
caches_action :layout_false, :layout => false
caches_action :record_not_found, :four_oh_four, :simple_runtime_error
layout 'talk_from_action.erb'
def index
@cache_this = MockTime.now.to_f.to_s
render :text => @cache_this
end
def redirected
redirect_to :action => 'index'
end
def forbidden
render :text => "Forbidden"
response.status = "403 Forbidden"
end
def with_layout
@cache_this = MockTime.now.to_f.to_s
@title = nil
render :text => @cache_this, :layout => true
end
def record_not_found
raise ActiveRecord::RecordNotFound, "oops!"
end
def four_oh_four
render :text => "404'd!", :status => 404
end
def simple_runtime_error
raise "oops!"
end
alias_method :show, :index
alias_method :edit, :index
alias_method :destroy, :index
alias_method :layout_false, :with_layout
def expire
expire_action :controller => 'action_caching_test', :action => 'index'
render :nothing => true
end
def expire_xml
expire_action :controller => 'action_caching_test', :action => 'index', :format => 'xml'
render :nothing => true
end
end
class MockTime < Time
# Let Time spicy to assure that Time.now != Time.now
def to_f
super+rand
end
end
class ActionCachingMockController
attr_accessor :mock_url_for
attr_accessor :mock_path
def initialize
yield self if block_given?
end
def url_for(*args)
@mock_url_for
end
def params
request.parameters
end
def request
Object.new.instance_eval(<<-EVAL)
def path; '#{@mock_path}' end
def format; 'all' end
def parameters; {:format => nil}; end
self
EVAL
end
end
class ActionCacheTest < ActionController::TestCase
def setup
super
reset!
FileUtils.mkdir_p(FILE_STORE_PATH)
@path_class = ActionController::Caching::Actions::ActionCachePath
@mock_controller = ActionCachingMockController.new
end
def teardown
FileUtils.rm_rf(File.dirname(FILE_STORE_PATH))
end
def test_simple_action_cache
get :index
assert_response :success
cached_time = content_to_cache
assert_equal cached_time, @response.body
assert fragment_exist?('hostname.com/action_caching_test')
reset!
get :index
assert_response :success
assert_equal cached_time, @response.body
end
def test_simple_action_not_cached
get :destroy
assert_response :success
cached_time = content_to_cache
assert_equal cached_time, @response.body
assert !fragment_exist?('hostname.com/action_caching_test/destroy')
reset!
get :destroy
assert_response :success
assert_not_equal cached_time, @response.body
end
include RackTestUtils
def test_action_cache_with_layout
get :with_layout
assert_response :success
cached_time = content_to_cache
assert_not_equal cached_time, @response.body
assert fragment_exist?('hostname.com/action_caching_test/with_layout')
reset!
get :with_layout
assert_response :success
assert_not_equal cached_time, @response.body
body = body_to_string(read_fragment('hostname.com/action_caching_test/with_layout'))
assert_equal @response.body, body
end
def test_action_cache_with_layout_and_layout_cache_false
get :layout_false
assert_response :success
cached_time = content_to_cache
assert_not_equal cached_time, @response.body
assert fragment_exist?('hostname.com/action_caching_test/layout_false')
reset!
get :layout_false
assert_response :success
assert_not_equal cached_time, @response.body
body = body_to_string(read_fragment('hostname.com/action_caching_test/layout_false'))
assert_equal cached_time, body
end
def test_action_cache_conditional_options
@request.env['HTTP_ACCEPT'] = 'application/json'
get :index
assert_response :success
assert !fragment_exist?('hostname.com/action_caching_test')
end
def test_action_cache_with_store_options
MockTime.expects(:now).returns(12345).once
@controller.expects(:read_fragment).with('hostname.com/action_caching_test', :expires_in => 1.hour).once
@controller.expects(:write_fragment).with('hostname.com/action_caching_test', '12345.0', :expires_in => 1.hour).once
get :index
assert_response :success
end
def test_action_cache_with_custom_cache_path
get :show
assert_response :success
cached_time = content_to_cache
assert_equal cached_time, @response.body
assert fragment_exist?('test.host/custom/show')
reset!
get :show
assert_response :success
assert_equal cached_time, @response.body
end
def test_action_cache_with_custom_cache_path_in_block
get :edit
assert_response :success
assert fragment_exist?('test.host/edit')
reset!
get :edit, :id => 1
assert_response :success
assert fragment_exist?('test.host/1;edit')
end
def test_cache_expiration
get :index
assert_response :success
cached_time = content_to_cache
reset!
get :index
assert_response :success
assert_equal cached_time, @response.body
reset!
get :expire
assert_response :success
reset!
get :index
assert_response :success
new_cached_time = content_to_cache
assert_not_equal cached_time, @response.body
reset!
get :index
assert_response :success
assert_equal new_cached_time, @response.body
end
def test_cache_expiration_isnt_affected_by_request_format
get :index
cached_time = content_to_cache
reset!
@request.request_uri = "/action_caching_test/expire.xml"
get :expire, :format => :xml
assert_response :success
reset!
get :index
assert_response :success
assert_not_equal cached_time, @response.body
end
def test_cache_is_scoped_by_subdomain
@request.host = 'jamis.hostname.com'
get :index
assert_response :success
jamis_cache = content_to_cache
reset!
@request.host = 'david.hostname.com'
get :index
assert_response :success
david_cache = content_to_cache
assert_not_equal jamis_cache, @response.body
reset!
@request.host = 'jamis.hostname.com'
get :index
assert_response :success
assert_equal jamis_cache, @response.body
reset!
@request.host = 'david.hostname.com'
get :index
assert_response :success
assert_equal david_cache, @response.body
end
def test_redirect_is_not_cached
get :redirected
assert_response :redirect
reset!
get :redirected
assert_response :redirect
end
def test_forbidden_is_not_cached
get :forbidden
assert_response :forbidden
reset!
get :forbidden
assert_response :forbidden
end
def test_xml_version_of_resource_is_treated_as_different_cache
with_routing do |set|
set.draw do
match ':controller(/:action(.:format))'
end
get :index, :format => 'xml'
assert_response :success
cached_time = content_to_cache
assert_equal cached_time, @response.body
assert fragment_exist?('hostname.com/action_caching_test/index.xml')
reset!
get :index, :format => 'xml'
assert_response :success
assert_equal cached_time, @response.body
assert_equal 'application/xml', @response.content_type
reset!
get :expire_xml
assert_response :success
reset!
get :index, :format => 'xml'
assert_response :success
assert_not_equal cached_time, @response.body
end
end
def test_correct_content_type_is_returned_for_cache_hit
# run it twice to cache it the first time
get :index, :id => 'content-type', :format => 'xml'
get :index, :id => 'content-type', :format => 'xml'
assert_response :success
assert_equal 'application/xml', @response.content_type
end
def test_correct_content_type_is_returned_for_cache_hit_on_action_with_string_key
# run it twice to cache it the first time
get :show, :format => 'xml'
get :show, :format => 'xml'
assert_response :success
assert_equal 'application/xml', @response.content_type
end
def test_correct_content_type_is_returned_for_cache_hit_on_action_with_string_key_from_proc
# run it twice to cache it the first time
get :edit, :id => 1, :format => 'xml'
get :edit, :id => 1, :format => 'xml'
assert_response :success
assert_equal 'application/xml', @response.content_type
end
def test_empty_path_is_normalized
@mock_controller.mock_url_for = 'http://example.org/'
@mock_controller.mock_path = '/'
assert_equal 'example.org/index', @path_class.new(@mock_controller, {}).path
end
def test_file_extensions
get :index, :id => 'kitten.jpg'
get :index, :id => 'kitten.jpg'
assert_response :success
end
if defined? ActiveRecord
def test_record_not_found_returns_404_for_multiple_requests
get :record_not_found
assert_response 404
get :record_not_found
assert_response 404
end
end
def test_four_oh_four_returns_404_for_multiple_requests
get :four_oh_four
assert_response 404
get :four_oh_four
assert_response 404
end
def test_four_oh_four_renders_content
get :four_oh_four
assert_equal "404'd!", @response.body
end
def test_simple_runtime_error_returns_500_for_multiple_requests
get :simple_runtime_error
assert_response 500
get :simple_runtime_error
assert_response 500
end
private
def content_to_cache
assigns(:cache_this)
end
def reset!
@request = ActionController::TestRequest.new
@response = ActionController::TestResponse.new
@controller = ActionCachingTestController.new
@controller.singleton_class.send(:include, @routes.url_helpers)
@request.host = 'hostname.com'
end
def fragment_exist?(path)
@controller.fragment_exist?(path)
end
def read_fragment(path)
@controller.read_fragment(path)
end
end
class FragmentCachingTestController < CachingController
def some_action; end;
end
class FragmentCachingTest < ActionController::TestCase
def setup
super
@store = ActiveSupport::Cache::MemoryStore.new
@controller = FragmentCachingTestController.new
@controller.perform_caching = true
@controller.cache_store = @store
@params = {:controller => 'posts', :action => 'index'}
@request = ActionController::TestRequest.new
@response = ActionController::TestResponse.new
@controller.params = @params
@controller.request = @request
@controller.response = @response
@controller.send(:initialize_template_class, @response)
@controller.send(:assign_shortcuts, @request, @response)
end
def test_fragment_cache_key
assert_equal 'views/what a key', @controller.fragment_cache_key('what a key')
assert_equal "views/test.host/fragment_caching_test/some_action",
@controller.fragment_cache_key(:controller => 'fragment_caching_test',:action => 'some_action')
end
def test_read_fragment_with_caching_enabled
@store.write('views/name', 'value')
assert_equal 'value', @controller.read_fragment('name')
end
def test_read_fragment_with_caching_disabled
@controller.perform_caching = false
@store.write('views/name', 'value')
assert_nil @controller.read_fragment('name')
end
def test_fragment_exist_with_caching_enabled
@store.write('views/name', 'value')
assert @controller.fragment_exist?('name')
assert !@controller.fragment_exist?('other_name')
end
def test_fragment_exist_with_caching_disabled
@controller.perform_caching = false
@store.write('views/name', 'value')
assert !@controller.fragment_exist?('name')
assert !@controller.fragment_exist?('other_name')
end
def test_write_fragment_with_caching_enabled
assert_nil @store.read('views/name')
assert_equal 'value', @controller.write_fragment('name', 'value')
assert_equal 'value', @store.read('views/name')
end
def test_write_fragment_with_caching_disabled
assert_nil @store.read('views/name')
@controller.perform_caching = false
assert_equal 'value', @controller.write_fragment('name', 'value')
assert_nil @store.read('views/name')
end
def test_expire_fragment_with_simple_key
@store.write('views/name', 'value')
@controller.expire_fragment 'name'
assert_nil @store.read('views/name')
end
def test_expire_fragment_with_regexp
@store.write('views/name', 'value')
@store.write('views/another_name', 'another_value')
@store.write('views/primalgrasp', 'will not expire ;-)')
@controller.expire_fragment(/name/)
assert_nil @store.read('views/name')
assert_nil @store.read('views/another_name')
assert_equal 'will not expire ;-)', @store.read('views/primalgrasp')
end
def test_fragment_for
@store.write('views/expensive', 'fragment content')
fragment_computed = false
view_context = @controller.view_context
buffer = 'generated till now -> '.html_safe
buffer << view_context.send(:fragment_for, 'expensive') { fragment_computed = true }
assert !fragment_computed
assert_equal 'generated till now -> fragment content', buffer
end
def test_html_safety
assert_nil @store.read('views/name')
content = 'value'.html_safe
assert_equal content, @controller.write_fragment('name', content)
cached = @store.read('views/name')
assert_equal content, cached
assert_equal String, cached.class
html_safe = @controller.read_fragment('name')
assert_equal content, html_safe
assert html_safe.html_safe?
end
end
class FunctionalCachingController < CachingController
def fragment_cached
end
def html_fragment_cached_with_partial
respond_to do |format|
format.html
end
end
def formatted_fragment_cached
respond_to do |format|
format.html
format.xml
end
end
def rescue_action(e)
raise e
end
end
class FunctionalFragmentCachingTest < ActionController::TestCase
def setup
super
@store = ActiveSupport::Cache::MemoryStore.new
@controller = FunctionalCachingController.new
@controller.perform_caching = true
@controller.cache_store = @store
@request = ActionController::TestRequest.new
@response = ActionController::TestResponse.new
end
def test_fragment_caching
get :fragment_cached
assert_response :success
expected_body = <<-CACHED
Hello
This bit's fragment cached
Ciao
CACHED
assert_equal expected_body, @response.body
assert_equal "This bit's fragment cached", @store.read('views/test.host/functional_caching/fragment_cached')
end
def test_fragment_caching_in_partials
get :html_fragment_cached_with_partial
assert_response :success
assert_match(/Old fragment caching in a partial/, @response.body)
assert_match("Old fragment caching in a partial", @store.read('views/test.host/functional_caching/html_fragment_cached_with_partial'))
end
def test_render_inline_before_fragment_caching
get :inline_fragment_cached
assert_response :success
assert_match(/Some inline content/, @response.body)
assert_match(/Some cached content/, @response.body)
assert_match("Some cached content", @store.read('views/test.host/functional_caching/inline_fragment_cached'))
end
def test_html_formatted_fragment_caching
get :formatted_fragment_cached, :format => "html"
assert_response :success
expected_body = "<body>\n<p>ERB</p>\n</body>\n"
assert_equal expected_body, @response.body
assert_equal "<p>ERB</p>", @store.read('views/test.host/functional_caching/formatted_fragment_cached')
end
def test_xml_formatted_fragment_caching
get :formatted_fragment_cached, :format => "xml"
assert_response :success
expected_body = "<body>\n <p>Builder</p>\n</body>\n"
assert_equal expected_body, @response.body
assert_equal " <p>Builder</p>\n", @store.read('views/test.host/functional_caching/formatted_fragment_cached')
end
end
class CacheHelperOutputBufferTest < ActionController::TestCase
class MockController
def read_fragment(name, options)
return false
end
def write_fragment(name, fragment, options)
fragment
end
end
def setup
super
end
def test_output_buffer
output_buffer = ActionView::OutputBuffer.new
controller = MockController.new
cache_helper = Object.new
cache_helper.extend(ActionView::Helpers::CacheHelper)
cache_helper.expects(:controller).returns(controller).at_least(0)
cache_helper.expects(:output_buffer).returns(output_buffer).at_least(0)
# if the output_buffer is changed, the new one should be html_safe and of the same type
cache_helper.expects(:output_buffer=).with(responds_with(:html_safe?, true)).with(instance_of(output_buffer.class)).at_least(0)
assert_nothing_raised do
cache_helper.send :fragment_for, 'Test fragment name', 'Test fragment', &Proc.new{ nil }
end
end
def test_safe_buffer
output_buffer = ActiveSupport::SafeBuffer.new
controller = MockController.new
cache_helper = Object.new
cache_helper.extend(ActionView::Helpers::CacheHelper)
cache_helper.expects(:controller).returns(controller).at_least(0)
cache_helper.expects(:output_buffer).returns(output_buffer).at_least(0)
# if the output_buffer is changed, the new one should be html_safe and of the same type
cache_helper.expects(:output_buffer=).with(responds_with(:html_safe?, true)).with(instance_of(output_buffer.class)).at_least(0)
assert_nothing_raised do
cache_helper.send :fragment_for, 'Test fragment name', 'Test fragment', &Proc.new{ nil }
end
end
end
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