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require "abstract_unit"
class AjaxTestCase < ActiveSupport::TestCase
include ActionView::Helpers::AjaxHelper
include ActionView::Helpers::TagHelper
def url_for(url)
case url
when Hash
"/url/hash"
when String
url
else
raise TypeError.new("Unsupported url type (#{url.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 self.assert_callbacks_work(&blk)
define_method(:assert_callbacks_work, &blk)
[:complete, :failure, :success, :interactive, :loaded, :loading, 404].each do |callback|
test "#{callback} callback" do
markup = assert_callbacks_work(callback)
assert_html markup, %W(data-#{callback}-code="undoRequestCompleted\(request\)")
end
end
end
end
class LinkToRemoteTest < AjaxTestCase
def link(options = {})
link_to_remote("Delete this post", "/blog/destroy/3", options)
end
test "basic" do
assert_html link(:update => "#posts"),
%w(data-update-success="#posts")
end
test "using a url string" do
assert_html link_to_remote("Test", "/blog/update/1"),
%w(href="/blog/update/1")
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/3" Delete\ this\ post data-remote="true")
end
test "with :html options" do
expected = %{<a href="/blog/destroy/3" data-custom="me" data-remote="true" data-update-success="#posts">Delete this post</a>}
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_match(/data-update-success="#posts"/, link)
assert_match(/data-update-failure="#error"/, link)
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/3", options)
end
test "basic link_to_remote with :url =>" do
expected = %{<a href="/blog/destroy/4" data-remote="true" data-update-success="#posts">Delete this post</a>}
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 ButtonToRemoteTest < AjaxTestCase
def button(options, html = {})
button_to_remote("Remote outpost", options, html)
end
class StandardTest < ButtonToRemoteTest
test "basic" do
assert_html button({:url => {:action => "whatnot"}}, {:class => "fine"}),
%w(input class="fine" type="button" value="Remote outpost" data-url="/url/hash")
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 url_for(hash)
"/blog/update"
end
def protect_against_forgery?
false
end
def field(options = {})
observe_field("title", options)
end
test "basic" do
assert_html field,
%w(data-observe="true")
end
test "with a :frequency option" do
assert_html field(:frequency => 5.minutes),
%w(data-observe="true" data-frequency="300")
end
test "using a url string" do
assert_html field(:url => "/some/other/url"),
%w(data-observe="true" data-url="/some/other/url")
end
test "using a url hash" do
assert_html field(:url => {:controller => :blog, :action => :update}),
%w(data-observe="true" data-url="/blog/update")
end
# def test_observe_field
# 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>),
# observe_field("glass", :frequency => 5.minutes, :url => { :action => "reorder_if_empty" })
# end
#
# def test_observe_field_using_with_option
# expected = %(<script type=\"text/javascript\">\n//<![CDATA[\nnew Form.Element.Observer('glass', 300, function(element, value) {new Ajax.Request('http://www.example.com/check_value', {asynchronous:true, evalScripts:true, parameters:'id=' + encodeURIComponent(value)})})\n//]]>\n</script>)
# assert_dom_equal expected, observe_field("glass", :frequency => 5.minutes, :url => { :action => "check_value" }, :with => 'id')
# assert_dom_equal expected, observe_field("glass", :frequency => 5.minutes, :url => { :action => "check_value" }, :with => "'id=' + encodeURIComponent(value)")
# end
#
# def test_observe_field_using_json_in_with_option
# expected = %(<script type=\"text/javascript\">\n//<![CDATA[\nnew Form.Element.Observer('glass', 300, function(element, value) {new Ajax.Request('http://www.example.com/check_value', {asynchronous:true, evalScripts:true, parameters:{'id':value}})})\n//]]>\n</script>)
# assert_dom_equal expected, observe_field("glass", :frequency => 5.minutes, :url => { :action => "check_value" }, :with => "{'id':value}")
# end
#
# def test_observe_field_using_function_for_callback
# assert_dom_equal %(<script type=\"text/javascript\">\n//<![CDATA[\nnew Form.Element.Observer('glass', 300, function(element, value) {alert('Element changed')})\n//]]>\n</script>),
# observe_field("glass", :frequency => 5.minutes, :function => "alert('Element changed')")
# end
end
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