Revert "Replace House with Lexical"

test/test_helpers/action_text_test_helper.rb

@@ -1,21 +0,0 @@
-module ActionTextTestHelper
-  def assert_action_text(expected_html, content)
-    assert_equal_html <<~HTML, content.to_s
-      <div class="action-text-content">#{expected_html}</action-text-content>
-    HTML
-  end
-
-  def assert_equal_html(expected, actual)
-    assert_equal normalize_html(expected), normalize_html(actual)
-  end
-
-  def normalize_html(html)
-    Nokogiri::HTML.fragment(html).tap do |fragment|
-      fragment.traverse do |node|
-        if node.text?
-          node.content = node.text.squish
-        end
-      end
-    end.to_html.strip
-  end
-end