Module: ActionDispatch::Assertions::DomAssertions

Included in:
ActionDispatch::Assertions
Defined in:
actionpack/lib/action_dispatch/testing/assertions/dom.rb

Instance Method Summary (collapse)

Instance Method Details

- (Object) assert_dom_equal(expected, actual, message = nil)

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

# 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")


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# File 'actionpack/lib/action_dispatch/testing/assertions/dom.rb', line 10

def assert_dom_equal(expected, actual, message = nil)
  expected_dom = HTML::Document.new(expected).root
  actual_dom   = HTML::Document.new(actual).root
  assert_equal expected_dom, actual_dom, message
end

- (Object) assert_dom_not_equal(expected, actual, message = nil)

The negated form of assert_dom_equivalent.

# 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")


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# File 'actionpack/lib/action_dispatch/testing/assertions/dom.rb', line 20

def assert_dom_not_equal(expected, actual, message = nil)
  expected_dom = HTML::Document.new(expected).root
  actual_dom   = HTML::Document.new(actual).root
  assert_not_equal expected_dom, actual_dom, message
end