diff options
Diffstat (limited to 'actionpack/lib/action_controller/testing/assertions/dom.rb')
-rw-r--r-- | actionpack/lib/action_controller/testing/assertions/dom.rb | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/actionpack/lib/action_controller/testing/assertions/dom.rb b/actionpack/lib/action_controller/testing/assertions/dom.rb new file mode 100644 index 0000000000..5ffe5f1883 --- /dev/null +++ b/actionpack/lib/action_controller/testing/assertions/dom.rb @@ -0,0 +1,39 @@ +module ActionController + module Assertions + module DomAssertions + # 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") + # + def assert_dom_equal(expected, actual, message = "") + clean_backtrace do + expected_dom = HTML::Document.new(expected).root + actual_dom = HTML::Document.new(actual).root + full_message = build_message(message, "<?> expected to be == to\n<?>.", expected_dom.to_s, actual_dom.to_s) + + assert_block(full_message) { expected_dom == actual_dom } + end + end + + # The negated form of +assert_dom_equivalent+. + # + # ==== Examples + # + # # assert that the referenced method does not generate the specified HTML string + # assert_dom_not_equal '<a href="http://www.example.com">Apples</a>', link_to("Oranges", "http://www.example.com") + # + def assert_dom_not_equal(expected, actual, message = "") + clean_backtrace do + expected_dom = HTML::Document.new(expected).root + actual_dom = HTML::Document.new(actual).root + full_message = build_message(message, "<?> expected to be != to\n<?>.", expected_dom.to_s, actual_dom.to_s) + + assert_block(full_message) { expected_dom != actual_dom } + end + end + end + end +end |