assert_dom_equal(expected, actual, message = "") — ActionController::Assertions::DomAssertions

assert_dom_equal(expected, actual, message = "")

Test two HTML strings for equivalency (e.g., identical up to reordering of attributes)

Examples

# assert that the referenced method generates the appropriate HTML string
assert_dom_equal '<a href="http://www.example.com">Apples</a>', link_to("Apples", "http://www.example.com")

Parameters

expected req
actual req
message opt = ""

Source

# File actionpack/lib/action_controller/assertions/dom_assertions.rb, line 23
      def assert_dom_equal(expected, actual, message = "")
        clean_backtrace do
          expected_dom = HTML::Document.new(expected).root
          actual_dom   = HTML::Document.new(actual).root
          DomAssertions.strip_whitespace!(expected_dom.children)
          DomAssertions.strip_whitespace!(actual_dom.children)

          full_message = build_message(message, "<?> expected but was\n<?>.", expected_dom.to_s, actual_dom.to_s)
          assert_block(full_message) { expected_dom == actual_dom }
        end
      end

Defined in actionpack/lib/action_controller/assertions/dom_assertions.rb line 23 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActionController::Assertions::DomAssertions

Signature

Examples

Parameters