require "abstract_unit" #TODO: Switch to assert_dom_equal where appropriate. assert_html is not robust enough for all tests - BR class AjaxTestCase < ActionView::TestCase include ActionView::Helpers::AjaxHelper def url_for(options) case options when Hash "/url/hash" when String options else raise TypeError.new("Unsupported url type (#{options.class}) for this test helper") end end def assert_html(html, matches) matches.each do |match| assert_match Regexp.new(Regexp.escape(match)), html end end def assert_html_not_present(html, matches) matches.each do |match| assert_no_match Regexp.new(Regexp.escape(match)), html end end def extract_json_from_data_element(data_element) root = HTML::Document.new(data_element).root script = root.find(:tag => "script") cdata = script.children.detect {|child| child.to_s =~ / "#posts"), %w(data-update-success="#posts") end test "using a url hash" do link = link_to_remote("Delete this post", {:controller => :blog}, :update => "#posts") assert_html link, %w(href="/url/hash" data-update-success="#posts") end test "with no update" do assert_html link, %w(href="/blog/destroy/4" Delete\ this\ post data-js-type="remote") end test "with :html options" do expected = %{Delete this post} assert_equal expected, link(:update => "#posts", :html => {"data-custom" => "me"}) end test "with a hash for :update" do link = link(:update => {:success => "#posts", :failure => "#error"}) assert_html link, %w(data-js-type="remote" data-update-success="#posts" data-update-failure="#error") end test "with positional parameters" do link = link(:position => :top, :update => "#posts") assert_match /data\-update\-position="top"/, link end test "with an optional method" do link = link(:method => "delete") assert_match /data-method="delete"/, link end class LegacyLinkToRemoteTest < AjaxTestCase include ActionView::Helpers::AjaxHelper::Rails2Compatibility def link(options) link_to_remote("Delete this post", "/blog/destroy/4", options) end test "basic link_to_remote with :url =>" do expected = %{Delete this post} assert_equal expected, link_to_remote("Delete this post", :url => "/blog/destroy/4", :update => "#posts") end assert_callbacks_work do |callback| link(callback => "undoRequestCompleted(request)") end end end class FormRemoteTagTest < AjaxTestCase def protect_against_forgery? false end def request_forgery_protection_token "token_name" end def form_authenticity_token "t0k3n" end def authenticity_input_attributes %w(input type="hidden" name="token_name" value="t0k3n") end # TODO: Play with using assert_dom_equal test "basic" do assert_html form_remote_tag(:update => "#glass_of_beer", :url => { :action => :fast }), %w(form action="/url/hash" method="post" data-js-type="remote" data-update-success="#glass_of_beer") end test "when protect_against_forgery? is true" do def protect_against_forgery? true end expected_form_attributes = %w(form action="/url/hash" method="post" data-js-type="remote" data-update-success="#glass_of_beer") expected_patterns = expected_form_attributes + authenticity_input_attributes assert_equal true, protect_against_forgery? assert_html form_remote_tag(:update => "#glass_of_beer", :url => { :action => :fast }), expected_patterns end test ":action is used when it is present" do html = form_remote_tag(:update => "#glass_of_beer", :action => "foo") assert_html html, %w(form action="foo" method="post" data-js-type="remote" data-update-success="#glass_of_beer") assert_no_match /url="foo"/, html end test ":url is used when :action is not present" do html = form_remote_tag(:update => "#glass_of_beer", :url => "bar") assert_html html, %w(form action="bar" method="post" data-js-type="remote" data-update-success="#glass_of_beer") assert_no_match /url="bar"/, html end test "when protect_against_forgery? is false" do assert_equal false, protect_against_forgery? assert_html_not_present form_remote_tag(:update => "#glass_of_beer", :url => { :action => :fast }), authenticity_input_attributes end test "update callbacks" do assert_html form_remote_tag(:update => { :success => "#glass_of_beer" }, :url => { :action => :fast }), %w(form action="/url/hash" method="post" data-js-type="remote" data-update-success="#glass_of_beer") assert_html form_remote_tag(:update => { :failure => "#glass_of_water" }, :url => { :action => :fast }), %w(form action="/url/hash" method="post" data-js-type="remote" data-update-failure="#glass_of_water") assert_html form_remote_tag(:update => { :success => "#glass_of_beer", :failure => "#glass_of_water" }, :url => { :action => :fast }), %w(form action="/url/hash" method="post" data-js-type="remote" data-update-success="#glass_of_beer" data-update-failure="#glass_of_water") end test "using a :method option" do <<<<<<< HEAD expected_form_attributes = %w(form action="/url/hash" method="post" data-remote="true" data-update-success="#glass_of_beer") # TODO: Ask Katz: Why does rails do this? Some web servers don't allow PUT or DELETE from what I remember... - BR ======= expected_form_attributes = %w(form action="/url/hash" method="post" data-js-type="remote" data-update-success="#glass_of_beer") # TODO: Experiment with not using this _method param. Apparently this is done to address browser incompatibilities, but since # we have a layer between the HTML and the JS libs now, we can probably get away with letting JS the JS libs handle the requirement # for an extra field if needed. >>>>>>> 6af9c2f... Changed data-remote='true' to data-js-type='remote' expected_input_attributes = %w(input name="_method" type="hidden" value="put") assert_html form_remote_tag(:update => "#glass_of_beer", :url => { :action => :fast }, :html => { :method => :put }), expected_form_attributes + expected_input_attributes end # FIXME: This test is janky as hell. We are essentially rewriting capture and concat and they don't really work right # because output is out of order. This test passes because it's only doing a regex match on the buffer, but this really # needs to be fixed by using the real helper methods that rails provides. capture, concat, url_for etc. should be # implemented by their *real* methods or we need to find a better workaround so that our tests aren't written so # poorly. - BR test "form_remote_tag with block in erb" do def capture(*args, &block) @buffer = [] block.call(*args) if block_given? end def concat(str) @buffer << str end expected_form_attributes = %w(form action="/url/hash" method="post" data-js-type="remote" data-update-success="#glass_of_beer" /form) expected_inner_html = %w(w00t!) form_remote_tag(:update => "#glass_of_beer", :url => { :action => :fast }) { concat expected_inner_html } assert_html @buffer.to_s, expected_form_attributes + expected_inner_html end class Author extend ActiveModel::Naming include ActiveModel::Conversion attr_reader :id def save; @id = 1 end def new_record?; @id.nil? end def name @id.nil? ? 'new author' : "author ##{@id}" end end class Article extend ActiveModel::Naming include ActiveModel::Conversion attr_reader :id attr_reader :author_id def save; @id = 1; @author_id = 1 end def new_record?; @id.nil? end def name @id.nil? ? 'new article' : "article ##{@id}" end end class RemoteFormForTest < AjaxTestCase def setup super @record = @author = Author.new @article = Article.new end test "remote_form_for with record identification with new record" do remote_form_for(@record, {:html => { :id => 'create-author' }}) {} expected = %(
) assert_dom_equal expected, output_buffer end test "remote_form_for with record identification without html options" do remote_form_for(@record) {} expected = %() assert_dom_equal expected, output_buffer end test "remote_form_for with record identification with existing record" do @record.save remote_form_for(@record) {} expected = %() assert_dom_equal expected, output_buffer end test "remote_form_for with new object in list" do remote_form_for([@author, @article]) {} expected = %() assert_dom_equal expected, output_buffer end test "remote_form_for with existing object in list" do @author.save @article.save remote_form_for([@author, @article]) {} expected = %() assert_dom_equal expected, output_buffer end protected def author_path(record) "/authors/#{record.id}" end def authors_path "/authors" end def author_articles_path(author) "/authors/#{author.id}/articles" end def author_article_path(author, article) "/authors/#{author.id}/articles/#{article.id}" end end class ButtonToRemoteTest < AjaxTestCase def button(options, html = {}) button_to_remote("Remote outpost", options, html) end def url_for(*) "/whatnot" end class StandardTest < ButtonToRemoteTest test "basic" do button = button({:url => {:action => "whatnot"}}, {:class => "fine"}) [/input/, /class="fine"/, /type="button"/, /value="Remote outpost"/, /data-url="\/whatnot"/].each do |match| assert_match match, button end end end class LegacyButtonToRemoteTest < ButtonToRemoteTest include ActionView::Helpers::AjaxHelper::Rails2Compatibility assert_callbacks_work do |callback| button(callback => "undoRequestCompleted(request)") end end end class ObserveFieldTest < AjaxTestCase def protect_against_forgery? false end def field(options = {}) observe_field("title", options) end test "basic" do assert_html field, %w(script type="application/json" data-js-type="observe_field") end test "using a url string" do assert_data_element_json field(:url => "/some/other/url"), "url" => "/some/other/url", "name" => "title" end test "using a url hash" do assert_data_element_json field(:url => {:controller => :blog, :action => :update}), "url" => "/url/hash", "name" => "title" end test "using a :frequency option" do assert_data_element_json field(:url => { :controller => :blog }, :frequency => 5.minutes), "url" => "/url/hash", "name" => "title", "frequency" => 300 end test "using a :frequency option of 0" do assert_no_match /frequency/, field(:frequency => 0) end # TODO: Finish when remote_function or some equivilent is finished -BR # def test_observe_field # assert_dom_equal %(), # observe_field("glass", :frequency => 5.minutes, :url => { :action => "reorder_if_empty" }) # end # TODO: Consider using JSON instead of strings. Is using 'value' as a magical reference to the value of the observed field weird? (Rails2 does this) - BR test "using a :with option" do assert_data_element_json field(:with => "foo"), "name" => "title", "with" => "'foo=' + encodeURIComponent(value)" assert_data_element_json field(:with => "'foo=' + encodeURIComponent(value)"), "name" => "title", "with" => "'foo=' + encodeURIComponent(value)" end test "using json in a :with option" do assert_data_element_json field(:with => "{'id':value}"), "name" => "title", "with" => "{'id':value}" end test "using :function for callback" do assert_data_element_json field(:function => "alert('Element changed')"), "name" => "title", "function" => "function(element, value) {alert('Element changed')}" end end