instiki/vendor/plugins/HTML5lib/tests/test_parser.rb

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require File.join(File.dirname(__FILE__), 'preamble')
require 'html5lib/treebuilders'
require 'html5lib/html5parser'
$tree_types_to_test = ['simpletree', 'rexml']
begin
require 'hpricot'
$tree_types_to_test.push('hpricot')
rescue LoadError
end
$CHECK_PARSER_ERRORS = false
puts 'Testing: ' + $tree_types_to_test * ', '
class Html5ParserTestCase < Test::Unit::TestCase
def self.startswith?(a, b)
b[0... a.length] == a
end
def self.parseTestcase(data)
innerHTML = nil
input = []
output = []
errors = []
currentList = input
data.split(/\n/).each do |line|
if !line.empty? and !startswith?("#errors", line) and
!startswith?("#document", line) and
!startswith?("#data", line) and
!startswith?("#document-fragment", line)
if currentList == output and startswith?("|", line)
currentList.push(line[2..-1])
else
currentList.push(line)
end
elsif line == "#errors"
currentList = errors
elsif line == "#document" or startswith?("#document-fragment", line)
if startswith?("#document-fragment", line)
innerHTML = line[19..-1]
raise AssertionError unless innerHTML
end
currentList = output
end
end
return innerHTML, input.join("\n"), output.join("\n"), errors
end
# convert the output of str(document) to the format used in the testcases
def convertTreeDump(treedump)
treedump.split(/\n/)[1..-1].map { |line| (line.length > 2 and line[0] == ?|) ? line[3..-1] : line }.join("\n")
end
def sortattrs(output)
output.gsub(/^(\s+)\w+=.*(\n\1\w+=.*)+/) { |match| match.split("\n").sort.join("\n") }
end
html5lib_test_files('tree-construction').each do |test_file|
test_name = File.basename(test_file).sub('.dat', '')
File.read(test_file).split("#data\n").each_with_index do |data, index|
next if data.empty?
innerHTML, input, expected_output, expected_errors = parseTestcase(data)
$tree_types_to_test.each do |tree_name|
define_method 'test_%s_%d_%s' % [ test_name, index + 1, tree_name ] do
parser = HTML5lib::HTMLParser.new(:tree => HTML5lib::TreeBuilders.getTreeBuilder(tree_name))
if innerHTML
parser.parseFragment(input, innerHTML)
else
parser.parse(input)
end
actual_output = convertTreeDump(parser.tree.testSerializer(parser.tree.document))
assert_equal sortattrs(expected_output), sortattrs(actual_output), [
'Input:', input,
'Expected:', expected_output,
'Recieved:', actual_output
].join("\n")
if $CHECK_PARSER_ERRORS
actual_errors = parser.errors.map do |(line, col), message|
'Line: %i Col: %i %s' % [line, col, message]
end
assert_equal parser.errors.length, expected_errors.length, [
'Expected errors:', expected_errors.join("\n"),
'Actual errors:', actual_errors.join("\n")
].join("\n")
end
end
end
end
end
end