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require File.dirname(__FILE__) + '/assertions'
require File.dirname(__FILE__) + '/deprecated_assertions'
module ActionController #:nodoc:
class Base
# Process a test request called with a +TestRequest+ object.
def self.process_test(request)
new.process_test(request)
end
def process_test(request) #:nodoc:
process(request, TestResponse.new)
end
end
class TestRequest < AbstractRequest #:nodoc:
attr_accessor :cookies, :session_options
attr_accessor :query_parameters, :request_parameters, :path, :session, :env
attr_accessor :host
def initialize(query_parameters = nil, request_parameters = nil, session = nil)
@query_parameters = query_parameters || {}
@request_parameters = request_parameters || {}
@session = session || TestSession.new
initialize_containers
initialize_default_values
super()
end
def reset_session
@session = {}
end
def port=(number)
@env["SERVER_PORT"] = number.to_i
end
def action=(action_name)
@query_parameters.update({ "action" => action_name })
@parameters = nil
end
# Used to check AbstractRequest's request_uri functionality.
# Disables the use of @path and @request_uri so superclass can handle those.
def set_REQUEST_URI(value)
@env["REQUEST_URI"] = value
@request_uri = nil
@path = nil
end
def request_uri=(uri)
@request_uri = uri
@path = uri.split("?").first
end
def remote_addr=(addr)
@env['REMOTE_ADDR'] = addr
end
def request_uri
@request_uri || super()
end
def path
@path || super()
end
def assign_parameters(controller_path, action, parameters)
parameters = parameters.symbolize_keys.merge(:controller => controller_path, :action => action)
extra_keys = ActionController::Routing::Routes.extra_keys(parameters)
non_path_parameters = get? ? query_parameters : request_parameters
parameters.each do |key, value|
if value.is_a? Fixnum
value = value.to_s
elsif value.is_a? Array
value = ActionController::Routing::PathComponent::Result.new(value)
end
if extra_keys.include?(key.to_sym)
non_path_parameters[key] = value
else
path_parameters[key.to_s] = value
end
end
end
def recycle!
self.request_parameters = {}
self.query_parameters = {}
self.path_parameters = {}
end
private
def initialize_containers
@env, @cookies = {}, {}
end
def initialize_default_values
@host = "test.host"
@request_uri = "/"
self.remote_addr = "0.0.0.0"
@env["SERVER_PORT"] = 80
end
end
class TestResponse < AbstractResponse #:nodoc:
# the response code of the request
def response_code
headers['Status'][0,3].to_i rescue 0
end
# was the response successful?
def success?
response_code == 200
end
# was the URL not found?
def missing?
response_code == 404
end
# were we redirected?
def redirect?
(300..399).include?(response_code)
end
# was there a server-side error?
def error?
(500..599).include?(response_code)
end
alias_method :server_error?, :error?
# returns the redirection location or nil
def redirect_url
redirect? ? headers['location'] : nil
end
# does the redirect location match this regexp pattern?
def redirect_url_match?( pattern )
return false if redirect_url.nil?
p = Regexp.new(pattern) if pattern.class == String
p = pattern if pattern.class == Regexp
return false if p.nil?
p.match(redirect_url) != nil
end
# returns the template path of the file which was used to
# render this response (or nil)
def rendered_file(with_controller=false)
unless template.first_render.nil?
unless with_controller
template.first_render
else
template.first_render.split('/').last || template.first_render
end
end
end
# was this template rendered by a file?
def rendered_with_file?
!rendered_file.nil?
end
# a shortcut to the flash (or an empty hash if no flash.. hey! that rhymes!)
def flash
session['flash'] || {}
end
# do we have a flash?
def has_flash?
!session['flash'].empty?
end
# do we have a flash that has contents?
def has_flash_with_contents?
!flash.empty?
end
# does the specified flash object exist?
def has_flash_object?(name=nil)
!flash[name].nil?
end
# does the specified object exist in the session?
def has_session_object?(name=nil)
!session[name].nil?
end
# a shortcut to the template.assigns
def template_objects
template.assigns || {}
end
# does the specified template object exist?
def has_template_object?(name=nil)
!template_objects[name].nil?
end
# Returns the response cookies, converted to a Hash of (name => CGI::Cookie) pairs
# Example:
#
# assert_equal ['AuthorOfNewPage'], r.cookies['author'].value
def cookies
headers['cookie'].inject({}) { |hash, cookie| hash[cookie.name] = cookie; hash }
end
# Returns binary content (downloadable file), converted to a String
def binary_content
raise "Response body is not a Proc: #{body.inspect}" unless body.kind_of?(Proc)
require 'stringio'
sio = StringIO.new
begin
$stdout = sio
body.call
ensure
$stdout = STDOUT
end
sio.rewind
sio.read
end
end
class TestSession #:nodoc:
def initialize(attributes = {})
@attributes = attributes
end
def [](key)
@attributes[key]
end
def []=(key, value)
@attributes[key] = value
end
def session_id
""
end
def update() end
def close() end
def delete() @attributes = {} end
end
end
module Test
module Unit
class TestCase #:nodoc:
private
# execute the request and set/volley the response
def process(action, parameters = nil, session = nil, flash = nil)
@request.recycle!
# Sanity check for required instance variables so we can give an understandable error message.
%w(controller request response).each do |iv_name|
assert_not_nil instance_variable_get("@#{iv_name}"), "@#{iv_name} is nil: make sure you set it in your test's setup method."
end
@html_document = nil
@request.env['REQUEST_METHOD'] ||= "GET"
@request.action = action.to_s
parameters ||= {}
@request.assign_parameters(@controller.class.controller_path, action.to_s, parameters)
@request.session = ActionController::TestSession.new(session) unless session.nil?
@request.session["flash"] = ActionController::Flash::FlashHash.new.update(flash) if flash
build_request_uri(action, parameters)
@controller.process(@request, @response)
end
# execute the request simulating a specific http method and set/volley the response
%w( get post put delete head ).each do |method|
class_eval <<-EOV
def #{method}(action, parameters = nil, session = nil, flash = nil)
@request.env['REQUEST_METHOD'] = "#{method.upcase}"
process(action, parameters, session, flash)
end
EOV
end
def xml_http_request(request_method, action, parameters = nil, session = nil, flash = nil)
@request.env['HTTP_X_REQUESTED_WITH'] = 'XMLHttpRequest'
self.send(request_method, action, parameters, session, flash)
end
alias xhr :xml_http_request
def follow_redirect
if @response.redirected_to[:controller]
raise "Can't follow redirects outside of current controller (#{@response.redirected_to[:controller]})"
end
get(@response.redirected_to.delete(:action), @response.redirected_to.stringify_keys)
end
def assigns(key = nil)
if key.nil?
@response.template.assigns
else
@response.template.assigns[key.to_s]
end
end
def session
@response.session
end
def flash
@response.flash
end
def cookies
@response.cookies
end
def redirect_to_url
@response.redirect_url
end
def build_request_uri(action, parameters)
unless @request.env['REQUEST_URI']
options = @controller.send(:rewrite_options, parameters)
options.update(:only_path => true, :action => action)
url = ActionController::UrlRewriter.new(@request, parameters)
@request.set_REQUEST_URI(url.rewrite(options))
end
end
def html_document
require_html_scanner
@html_document ||= HTML::Document.new(@response.body)
end
def find_tag(conditions)
html_document.find(conditions)
end
def find_all_tag(conditions)
html_document.find_all(conditions)
end
def require_html_scanner
return true if defined?(HTML::Document)
require 'html/document'
rescue LoadError
$:.unshift File.dirname(__FILE__) + "/vendor/html-scanner"
require 'html/document'
end
def method_missing(selector, *args)
return @controller.send(selector, *args) if ActionController::Routing::NamedRoutes::Helpers.include?(selector)
return super
end
# A helper to make it easier to test different route configurations.
# This method temporarily replaces ActionController::Routing::Routes
# with a new RouteSet instance.
#
# The new instance is yielded to the passed block. Typically the block
# will create some routes using map.draw { map.connect ... }:
#
# with_routing do |set|
# set.draw { set.connect ':controller/:id/:action' }
# assert_equal(
# ['/content/10/show', {}],
# set.generate(:controller => 'content', :id => 10, :action => 'show')
# )
# end
#
def with_routing
real_routes = ActionController::Routing::Routes
ActionController::Routing.send :remove_const, :Routes
temporary_routes = ActionController::Routing::RouteSet.new
ActionController::Routing.send :const_set, :Routes, temporary_routes
yield temporary_routes
ensure
if ActionController::Routing.const_defined? :Routes
ActionController::Routing.send(:remove_const, :Routes)
end
ActionController::Routing.const_set(:Routes, real_routes) if real_routes
end
end
end
end
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