1 files changed, 174 insertions, 0 deletions
diff --git a/actionpack/test/template/ajax_helper_test.rb b/actionpack/test/template/ajax_helper_test.rb
new file mode 100644
index 0000000000..86932d754f
--- /dev/null
+++ b/actionpack/test/template/ajax_helper_test.rb
@@ -0,0 +1,174 @@
+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