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403 lines
14 KiB
Ruby
403 lines
14 KiB
Ruby
require "abstract_unit"
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#TODO: Switch to assert_dom_equal where appropriate. assert_html is not robust enough for all tests - BR
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class AjaxTestCase < ActionView::TestCase
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include ActionView::Helpers::AjaxHelper
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def url_for(options)
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case options
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when Hash
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"/url/hash"
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when String
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options
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else
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raise TypeError.new("Unsupported url type (#{options.class}) for this test helper")
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end
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end
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def assert_html(html, matches)
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matches.each do |match|
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assert_match Regexp.new(Regexp.escape(match)), html
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end
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end
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def assert_html_not_present(html, matches)
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matches.each do |match|
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assert_no_match Regexp.new(Regexp.escape(match)), html
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end
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end
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def extract_json_from_data_element(data_element)
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root = HTML::Document.new(data_element).root
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script = root.find(:tag => "script")
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cdata = script.children.detect {|child| child.to_s =~ /<!\[CDATA\[/ }
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js = cdata.content.split("\n").map {|line| line.gsub(Regexp.new("//.*"), "")}.join("\n").strip!
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ActiveSupport::JSON.decode(js)
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end
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def assert_data_element_json(actual, expected)
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json = extract_json_from_data_element(actual)
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assert_equal expected, json
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end
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def self.assert_callbacks_work(&blk)
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define_method(:assert_callbacks_work, &blk)
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[:complete, :failure, :success, :interactive, :loaded, :loading, 404].each do |callback|
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test "#{callback} callback" do
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markup = assert_callbacks_work(callback)
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assert_html markup, %W(data-#{callback}-code="undoRequestCompleted\(request\)")
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end
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end
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end
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end
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class LinkToRemoteTest < AjaxTestCase
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def url_for(hash)
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"/blog/destroy/4"
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end
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def link(options = {})
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link_to_remote("Delete this post", "/blog/destroy/4", options)
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end
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test "with no update" do
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assert_html link, %w(href="/blog/destroy/4" Delete\ this\ post data-remote="true")
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end
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test "basic" do
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assert_html link(:update => "#posts"),
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%w(data-update-success="#posts")
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end
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test "using a url hash" do
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link = link_to_remote("Delete this post", {:controller => :blog}, :update => "#posts")
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assert_html link, %w(href="/url/hash" data-update-success="#posts")
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end
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test "with no update" do
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assert_html link, %w(href="/blog/destroy/4" Delete\ this\ post data-js-type="remote")
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end
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test "with :html options" do
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expected = %{<a href="/blog/destroy/4" data-custom="me" data-js-type="remote" data-update-success="#posts">Delete this post</a>}
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assert_equal expected, link(:update => "#posts", :html => {"data-custom" => "me"})
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end
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test "with a hash for :update" do
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link = link(:update => {:success => "#posts", :failure => "#error"})
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assert_html link, %w(data-js-type="remote" data-update-success="#posts" data-update-failure="#error")
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end
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test "with positional parameters" do
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link = link(:position => :top, :update => "#posts")
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assert_match /data\-update\-position="top"/, link
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end
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test "with an optional method" do
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link = link(:method => "delete")
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assert_match /data-method="delete"/, link
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end
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class LegacyLinkToRemoteTest < AjaxTestCase
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include ActionView::Helpers::AjaxHelper::Rails2Compatibility
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def link(options)
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link_to_remote("Delete this post", "/blog/destroy/4", options)
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end
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test "basic link_to_remote with :url =>" do
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expected = %{<a href="/blog/destroy/4" data-js-type="remote" data-update-success="#posts">Delete this post</a>}
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assert_equal expected,
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link_to_remote("Delete this post", :url => "/blog/destroy/4", :update => "#posts")
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end
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assert_callbacks_work do |callback|
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link(callback => "undoRequestCompleted(request)")
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end
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end
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end
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class FormRemoteTagTest < AjaxTestCase
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def protect_against_forgery?
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false
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end
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def request_forgery_protection_token
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"token_name"
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end
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def form_authenticity_token
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"t0k3n"
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end
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def authenticity_input_attributes
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%w(input type="hidden" name="token_name" value="t0k3n")
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end
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# TODO: Play with using assert_dom_equal
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test "basic" do
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assert_html form_remote_tag(:update => "#glass_of_beer", :url => { :action => :fast }),
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%w(form action="/url/hash" method="post" data-js-type="remote" data-update-success="#glass_of_beer")
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end
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test "when protect_against_forgery? is true" do
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def protect_against_forgery?
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true
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end
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expected_form_attributes = %w(form action="/url/hash" method="post" data-js-type="remote" data-update-success="#glass_of_beer")
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expected_patterns = expected_form_attributes + authenticity_input_attributes
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assert_equal true, protect_against_forgery?
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assert_html form_remote_tag(:update => "#glass_of_beer", :url => { :action => :fast }), expected_patterns
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end
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test ":action is used when it is present" do
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html = form_remote_tag(:update => "#glass_of_beer", :action => "foo")
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assert_html html, %w(form action="foo" method="post" data-js-type="remote" data-update-success="#glass_of_beer")
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assert_no_match /url="foo"/, html
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end
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test ":url is used when :action is not present" do
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html = form_remote_tag(:update => "#glass_of_beer", :url => "bar")
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assert_html html, %w(form action="bar" method="post" data-js-type="remote" data-update-success="#glass_of_beer")
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assert_no_match /url="bar"/, html
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end
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test "when protect_against_forgery? is false" do
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assert_equal false, protect_against_forgery?
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assert_html_not_present form_remote_tag(:update => "#glass_of_beer", :url => { :action => :fast }),
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authenticity_input_attributes
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end
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test "update callbacks" do
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assert_html form_remote_tag(:update => { :success => "#glass_of_beer" }, :url => { :action => :fast }),
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%w(form action="/url/hash" method="post" data-js-type="remote" data-update-success="#glass_of_beer")
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assert_html form_remote_tag(:update => { :failure => "#glass_of_water" }, :url => { :action => :fast }),
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%w(form action="/url/hash" method="post" data-js-type="remote" data-update-failure="#glass_of_water")
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assert_html form_remote_tag(:update => { :success => "#glass_of_beer", :failure => "#glass_of_water" }, :url => { :action => :fast }),
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%w(form action="/url/hash" method="post" data-js-type="remote" data-update-success="#glass_of_beer" data-update-failure="#glass_of_water")
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end
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test "using a :method option" do
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<<<<<<< HEAD
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expected_form_attributes = %w(form action="/url/hash" method="post" data-remote="true" data-update-success="#glass_of_beer")
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# TODO: Ask Katz: Why does rails do this? Some web servers don't allow PUT or DELETE from what I remember... - BR
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=======
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expected_form_attributes = %w(form action="/url/hash" method="post" data-js-type="remote" data-update-success="#glass_of_beer")
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# TODO: Experiment with not using this _method param. Apparently this is done to address browser incompatibilities, but since
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# 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
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# for an extra field if needed.
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>>>>>>> 6af9c2f... Changed data-remote='true' to data-js-type='remote'
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expected_input_attributes = %w(input name="_method" type="hidden" value="put")
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assert_html form_remote_tag(:update => "#glass_of_beer", :url => { :action => :fast }, :html => { :method => :put }),
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expected_form_attributes + expected_input_attributes
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end
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# FIXME: This test is janky as hell. We are essentially rewriting capture and concat and they don't really work right
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# because output is out of order. This test passes because it's only doing a regex match on the buffer, but this really
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# needs to be fixed by using the real helper methods that rails provides. capture, concat, url_for etc. should be
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# implemented by their *real* methods or we need to find a better workaround so that our tests aren't written so
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# poorly. - BR
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test "form_remote_tag with block in erb" do
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def capture(*args, &block)
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@buffer = []
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block.call(*args) if block_given?
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end
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def concat(str)
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@buffer << str
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end
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expected_form_attributes = %w(form action="/url/hash" method="post" data-js-type="remote" data-update-success="#glass_of_beer" /form)
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expected_inner_html = %w(w00t!)
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form_remote_tag(:update => "#glass_of_beer", :url => { :action => :fast }) { concat expected_inner_html }
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assert_html @buffer.to_s,
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expected_form_attributes + expected_inner_html
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end
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class Author
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extend ActiveModel::Naming
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include ActiveModel::Conversion
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attr_reader :id
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def save; @id = 1 end
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def new_record?; @id.nil? end
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def name
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@id.nil? ? 'new author' : "author ##{@id}"
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end
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end
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class Article
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extend ActiveModel::Naming
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include ActiveModel::Conversion
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attr_reader :id
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attr_reader :author_id
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def save; @id = 1; @author_id = 1 end
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def new_record?; @id.nil? end
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def name
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@id.nil? ? 'new article' : "article ##{@id}"
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end
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end
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class RemoteFormForTest < AjaxTestCase
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def setup
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super
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@record = @author = Author.new
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@article = Article.new
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end
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test "remote_form_for with record identification with new record" do
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remote_form_for(@record, {:html => { :id => 'create-author' }}) {}
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expected = %(<form action="/authors" data-js-type="remote" class="new_author" id="create-author" method="post"></form>)
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assert_dom_equal expected, output_buffer
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end
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test "remote_form_for with record identification without html options" do
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remote_form_for(@record) {}
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expected = %(<form action="/authors" data-js-type="remote" class="new_author" id="new_author" method="post"></form>)
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assert_dom_equal expected, output_buffer
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end
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test "remote_form_for with record identification with existing record" do
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@record.save
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remote_form_for(@record) {}
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expected = %(<form action="/authors/1" data-js-type="remote" class="edit_author" id="edit_author_1" method="post"><div style="margin:0;padding:0;display:inline"><input name="_method" type="hidden" value="put" /></div></form>)
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assert_dom_equal expected, output_buffer
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end
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test "remote_form_for with new object in list" do
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remote_form_for([@author, @article]) {}
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expected = %(<form action="#{author_articles_path(@author)}" class="new_article" method="post" id="new_article" data-js-type="remote"></form>)
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assert_dom_equal expected, output_buffer
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end
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test "remote_form_for with existing object in list" do
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@author.save
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@article.save
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remote_form_for([@author, @article]) {}
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expected = %(<form action='#{author_article_path(@author, @article)}' id='edit_article_1' method='post' class='edit_article' data-js-type="remote"><div style='margin:0;padding:0;display:inline'><input name='_method' type='hidden' value='put' /></div></form>)
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assert_dom_equal expected, output_buffer
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end
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protected
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def author_path(record)
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"/authors/#{record.id}"
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end
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def authors_path
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"/authors"
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end
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def author_articles_path(author)
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"/authors/#{author.id}/articles"
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end
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def author_article_path(author, article)
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"/authors/#{author.id}/articles/#{article.id}"
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end
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end
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class ButtonToRemoteTest < AjaxTestCase
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def button(options, html = {})
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button_to_remote("Remote outpost", options, html)
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end
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def url_for(*)
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"/whatnot"
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end
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class StandardTest < ButtonToRemoteTest
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test "basic" do
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button = button({:url => {:action => "whatnot"}}, {:class => "fine"})
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[/input/, /class="fine"/, /type="button"/, /value="Remote outpost"/,
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/data-url="\/whatnot"/].each do |match|
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assert_match match, button
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end
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end
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end
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class LegacyButtonToRemoteTest < ButtonToRemoteTest
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include ActionView::Helpers::AjaxHelper::Rails2Compatibility
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assert_callbacks_work do |callback|
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button(callback => "undoRequestCompleted(request)")
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end
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end
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end
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class ObserveFieldTest < AjaxTestCase
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def protect_against_forgery?
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false
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end
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def field(options = {})
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observe_field("title", options)
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end
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test "basic" do
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assert_html field,
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%w(script type="application/json" data-rails-type="observe_field")
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end
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test "using a url string" do
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assert_data_element_json field(:url => "/some/other/url"),
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"url" => "/some/other/url", "name" => "title"
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end
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test "using a url hash" do
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assert_data_element_json field(:url => {:controller => :blog, :action => :update}),
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"url" => "/url/hash", "name" => "title"
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end
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test "using a :frequency option" do
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assert_data_element_json field(:url => { :controller => :blog }, :frequency => 5.minutes),
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"url" => "/url/hash", "name" => "title", "frequency" => 300
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end
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test "using a :frequency option of 0" do
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assert_no_match /frequency/, field(:frequency => 0)
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end
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# TODO: Finish when remote_function or some equivilent is finished -BR
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# def test_observe_field
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# assert_dom_equal %(<script type=\"text/javascript\">\n//<![CDATA[\nnew Form.Element.Observer('glass', 300, function(element, value) {new Ajax.Request('http://www.example.com/reorder_if_empty', {asynchronous:true, evalScripts:true, parameters:value})})\n//]]>\n</script>),
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# observe_field("glass", :frequency => 5.minutes, :url => { :action => "reorder_if_empty" })
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# end
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# 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
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test "using a :with option" do
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assert_data_element_json field(:with => "foo"),
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"name" => "title", "with" => "'foo=' + encodeURIComponent(value)"
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assert_data_element_json field(:with => "'foo=' + encodeURIComponent(value)"),
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"name" => "title", "with" => "'foo=' + encodeURIComponent(value)"
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end
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test "using json in a :with option" do
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assert_data_element_json field(:with => "{'id':value}"),
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"name" => "title", "with" => "{'id':value}"
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end
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test "using :function for callback" do
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assert_data_element_json field(:function => "alert('Element changed')"),
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"name" => "title", "function" => "function(element, value) {alert('Element changed')}"
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end
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end
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