diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/testing/integration.rb')
| -rw-r--r-- | actionpack/lib/action_dispatch/testing/integration.rb | 208 |
1 files changed, 140 insertions, 68 deletions
diff --git a/actionpack/lib/action_dispatch/testing/integration.rb b/actionpack/lib/action_dispatch/testing/integration.rb index 1fc5933e98..f0e2c5becc 100644 --- a/actionpack/lib/action_dispatch/testing/integration.rb +++ b/actionpack/lib/action_dispatch/testing/integration.rb @@ -3,7 +3,7 @@ require 'uri' require 'active_support/core_ext/kernel/singleton_class' require 'active_support/core_ext/object/try' require 'rack/test' -require 'minitest/unit' +require 'minitest' module ActionDispatch module Integration #:nodoc: @@ -17,7 +17,7 @@ module ActionDispatch # a Hash, or a String that is appropriately encoded # (<tt>application/x-www-form-urlencoded</tt> or # <tt>multipart/form-data</tt>). - # - +headers+: Additional headers to pass, as a Hash. The headers will be + # - +headers_or_env+: Additional headers to pass, as a Hash. The headers will be # merged into the Rack env hash. # # This method returns a Response object, which one can use to @@ -28,44 +28,38 @@ module ActionDispatch # # You can also perform POST, PATCH, PUT, DELETE, and HEAD requests with # +#post+, +#patch+, +#put+, +#delete+, and +#head+. - def get(path, parameters = nil, headers = nil) - process :get, path, parameters, headers + def get(path, parameters = nil, headers_or_env = nil) + process :get, path, parameters, headers_or_env end # Performs a POST request with the given parameters. See +#get+ for more # details. - def post(path, parameters = nil, headers = nil) - process :post, path, parameters, headers + def post(path, parameters = nil, headers_or_env = nil) + process :post, path, parameters, headers_or_env end # Performs a PATCH request with the given parameters. See +#get+ for more # details. - def patch(path, parameters = nil, headers = nil) - process :patch, path, parameters, headers + def patch(path, parameters = nil, headers_or_env = nil) + process :patch, path, parameters, headers_or_env end # Performs a PUT request with the given parameters. See +#get+ for more # details. - def put(path, parameters = nil, headers = nil) - process :put, path, parameters, headers + def put(path, parameters = nil, headers_or_env = nil) + process :put, path, parameters, headers_or_env end # Performs a DELETE request with the given parameters. See +#get+ for # more details. - def delete(path, parameters = nil, headers = nil) - process :delete, path, parameters, headers + def delete(path, parameters = nil, headers_or_env = nil) + process :delete, path, parameters, headers_or_env end # Performs a HEAD request with the given parameters. See +#get+ for more # details. - def head(path, parameters = nil, headers = nil) - process :head, path, parameters, headers - end - - # Performs a OPTIONS request with the given parameters. See +#get+ for - # more details. - def options(path, parameters = nil, headers = nil) - process :options, path, parameters, headers + def head(path, parameters = nil, headers_or_env = nil) + process :head, path, parameters, headers_or_env end # Performs an XMLHttpRequest request with the given parameters, mirroring @@ -74,11 +68,11 @@ module ActionDispatch # The request_method is +:get+, +:post+, +:patch+, +:put+, +:delete+ or # +:head+; the parameters are +nil+, a hash, or a url-encoded or multipart # string; the headers are a hash. - def xml_http_request(request_method, path, parameters = nil, headers = nil) - headers ||= {} - headers['HTTP_X_REQUESTED_WITH'] = 'XMLHttpRequest' - headers['HTTP_ACCEPT'] ||= [Mime::JS, Mime::HTML, Mime::XML, 'text/xml', Mime::ALL].join(', ') - process(request_method, path, parameters, headers) + def xml_http_request(request_method, path, parameters = nil, headers_or_env = nil) + headers_or_env ||= {} + headers_or_env['HTTP_X_REQUESTED_WITH'] = 'XMLHttpRequest' + headers_or_env['HTTP_ACCEPT'] ||= [Mime::JS, Mime::HTML, Mime::XML, 'text/xml', Mime::ALL].join(', ') + process(request_method, path, parameters, headers_or_env) end alias xhr :xml_http_request @@ -95,40 +89,40 @@ module ActionDispatch # redirect. Note that the redirects are followed until the response is # not a redirect--this means you may run into an infinite loop if your # redirect loops back to itself. - def request_via_redirect(http_method, path, parameters = nil, headers = nil) - process(http_method, path, parameters, headers) + def request_via_redirect(http_method, path, parameters = nil, headers_or_env = nil) + process(http_method, path, parameters, headers_or_env) follow_redirect! while redirect? status end # Performs a GET request, following any subsequent redirect. # See +request_via_redirect+ for more information. - def get_via_redirect(path, parameters = nil, headers = nil) - request_via_redirect(:get, path, parameters, headers) + def get_via_redirect(path, parameters = nil, headers_or_env = nil) + request_via_redirect(:get, path, parameters, headers_or_env) end # Performs a POST request, following any subsequent redirect. # See +request_via_redirect+ for more information. - def post_via_redirect(path, parameters = nil, headers = nil) - request_via_redirect(:post, path, parameters, headers) + def post_via_redirect(path, parameters = nil, headers_or_env = nil) + request_via_redirect(:post, path, parameters, headers_or_env) end # Performs a PATCH request, following any subsequent redirect. # See +request_via_redirect+ for more information. - def patch_via_redirect(path, parameters = nil, headers = nil) - request_via_redirect(:patch, path, parameters, headers) + def patch_via_redirect(path, parameters = nil, headers_or_env = nil) + request_via_redirect(:patch, path, parameters, headers_or_env) end # Performs a PUT request, following any subsequent redirect. # See +request_via_redirect+ for more information. - def put_via_redirect(path, parameters = nil, headers = nil) - request_via_redirect(:put, path, parameters, headers) + def put_via_redirect(path, parameters = nil, headers_or_env = nil) + request_via_redirect(:put, path, parameters, headers_or_env) end # Performs a DELETE request, following any subsequent redirect. # See +request_via_redirect+ for more information. - def delete_via_redirect(path, parameters = nil, headers = nil) - request_via_redirect(:delete, path, parameters, headers) + def delete_via_redirect(path, parameters = nil, headers_or_env = nil) + request_via_redirect(:delete, path, parameters, headers_or_env) end end @@ -143,7 +137,7 @@ module ActionDispatch class Session DEFAULT_HOST = "www.example.com" - include MiniTest::Assertions + include Minitest::Assertions include TestProcess, RequestHelpers, Assertions %w( status status_message headers body redirect? ).each do |method| @@ -195,8 +189,8 @@ module ActionDispatch # This makes app.url_for and app.foo_path available in the console if app.respond_to?(:routes) singleton_class.class_eval do - include app.routes.url_helpers if app.routes.respond_to?(:url_helpers) - include app.routes.mounted_helpers if app.routes.respond_to?(:mounted_helpers) + include app.routes.url_helpers + include app.routes.mounted_helpers end end @@ -207,7 +201,7 @@ module ActionDispatch @url_options ||= default_url_options.dup.tap do |url_options| url_options.reverse_merge!(controller.url_options) if controller - if @app.respond_to?(:routes) && @app.routes.respond_to?(:default_url_options) + if @app.respond_to?(:routes) url_options.reverse_merge!(@app.routes.default_url_options) end @@ -248,7 +242,7 @@ module ActionDispatch @https = flag end - # Return +true+ if the session is mimicking a secure HTTPS request. + # Returns +true+ if the session is mimicking a secure HTTPS request. # # if session.https? # ... @@ -268,21 +262,14 @@ module ActionDispatch end # Performs the actual request. - def process(method, path, parameters = nil, rack_env = nil) - rack_env ||= {} + def process(method, path, parameters = nil, headers_or_env = nil) if path =~ %r{://} location = URI.parse(path) https! URI::HTTPS === location if location.scheme - host! location.host if location.host + host! "#{location.host}:#{location.port}" if location.host path = location.query ? "#{location.path}?#{location.query}" : location.path end - unless ActionController::Base < ActionController::Testing - ActionController::Base.class_eval do - include ActionController::Testing - end - end - hostname, port = host.split(':') env = { @@ -300,20 +287,14 @@ module ActionDispatch "CONTENT_TYPE" => "application/x-www-form-urlencoded", "HTTP_ACCEPT" => accept } + # this modifies the passed env directly + Http::Headers.new(env).merge!(headers_or_env || {}) session = Rack::Test::Session.new(_mock_session) - env.merge!(rack_env) - # NOTE: rack-test v0.5 doesn't build a default uri correctly # Make sure requested path is always a full uri - uri = URI.parse('/') - uri.scheme ||= env['rack.url_scheme'] - uri.host ||= env['SERVER_NAME'] - uri.port ||= env['SERVER_PORT'].try(:to_i) - uri += path - - session.request(uri.to_s, env) + session.request(build_full_uri(path, env), env) @request_count += 1 @request = ActionDispatch::Request.new(session.last_request.env) @@ -326,6 +307,10 @@ module ActionDispatch return response.status end + + def build_full_uri(path, env) + "#{env['rack.url_scheme']}://#{env['SERVER_NAME']}:#{env['SERVER_PORT']}#{path}" + end end module Runner @@ -341,12 +326,21 @@ module ActionDispatch @integration_session = Integration::Session.new(app) end - %w(get post patch put head delete options cookies assigns + def remove! # :nodoc: + @integration_session = nil + end + + %w(get post patch put head delete cookies assigns xml_http_request xhr get_via_redirect post_via_redirect).each do |method| define_method(method) do |*args| reset! unless integration_session - # reset the html_document variable, but only for new get/post calls - @html_document = nil unless method == 'cookies' || method == 'assigns' + + # reset the html_document variable, except for cookies/assigns calls + unless method == 'cookies' || method == 'assigns' + @html_document = nil + reset_template_assertion + end + integration_session.__send__(method, *args).tap do copy_session_variables! end @@ -363,7 +357,7 @@ module ActionDispatch # By default, a single session is automatically created for you, but you # can use this method to open multiple sessions that ought to be tested # simultaneously. - def open_session(app = nil) + def open_session dup.tap do |session| yield session if block_given? end @@ -486,6 +480,84 @@ module ActionDispatch # end # end # end + # + # Another longer example would be: + # + # A simple integration test that exercises multiple controllers: + # + # require 'test_helper' + # + # class UserFlowsTest < ActionDispatch::IntegrationTest + # test "login and browse site" do + # # login via https + # https! + # get "/login" + # assert_response :success + # + # post_via_redirect "/login", username: users(:david).username, password: users(:david).password + # assert_equal '/welcome', path + # assert_equal 'Welcome david!', flash[:notice] + # + # https!(false) + # get "/articles/all" + # assert_response :success + # assert assigns(:articles) + # end + # end + # + # As you can see the integration test involves multiple controllers and + # exercises the entire stack from database to dispatcher. In addition you can + # have multiple session instances open simultaneously in a test and extend + # those instances with assertion methods to create a very powerful testing + # DSL (domain-specific language) just for your application. + # + # Here's an example of multiple sessions and custom DSL in an integration test + # + # require 'test_helper' + # + # class UserFlowsTest < ActionDispatch::IntegrationTest + # test "login and browse site" do + # # User david logs in + # david = login(:david) + # # User guest logs in + # guest = login(:guest) + # + # # Both are now available in different sessions + # assert_equal 'Welcome david!', david.flash[:notice] + # assert_equal 'Welcome guest!', guest.flash[:notice] + # + # # User david can browse site + # david.browses_site + # # User guest can browse site as well + # guest.browses_site + # + # # Continue with other assertions + # end + # + # private + # + # module CustomDsl + # def browses_site + # get "/products/all" + # assert_response :success + # assert assigns(:products) + # end + # end + # + # def login(user) + # open_session do |sess| + # sess.extend(CustomDsl) + # u = users(user) + # sess.https! + # sess.post "/login", username: u.username, password: u.password + # assert_equal '/welcome', sess.path + # sess.https!(false) + # end + # end + # end + # + # Consult the Rails Testing Guide for more. + class IntegrationTest < ActiveSupport::TestCase include Integration::Runner include ActionController::TemplateAssertions @@ -494,10 +566,6 @@ module ActionDispatch @@app = nil def self.app - if !@@app && !ActionDispatch.test_app - ActiveSupport::Deprecation.warn "Rails application fallback is deprecated and no longer works, please set ActionDispatch.test_app" - end - @@app || ActionDispatch.test_app end @@ -513,5 +581,9 @@ module ActionDispatch reset! unless integration_session integration_session.url_options end + + def document_root_element + html_document.root + end end end |