29 lines
872 B
Ruby
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
|