discourse/spec/support/match_html_matcher.rb

29 lines
872 B
Ruby

# frozen_string_literal: true
require "nokogiri/xml/parse_options"
RSpec::Matchers.define :match_html do |expected|
match { |actual| make_canonical_html(expected).eql? make_canonical_html(actual) }
failure_message do |actual|
"after sanitizing for extra white space and compactness, expected:\n#{actual}\n to match:\n#{expected}"
end
failure_message_when_negated do |actual|
"after sanitizing for extra white space and compactness, expected:\n#{actual}\n not to match:\n#{expected}"
end
def make_canonical_html(html)
doc =
Nokogiri.HTML5(html) do |config|
config[:options] = Nokogiri::XML::ParseOptions::NOBLANKS |
Nokogiri::XML::ParseOptions::COMPACT
end
doc.traverse do |node|
node.content = node.content.gsub(/\s+/, " ").strip if node.node_name&.downcase == "text"
end
doc.to_html
end
end