# -*- coding: utf-8 -*-
# frozen_string_literal: true
require "helper"
module Nokogiri
module HTML
module SAX
class TestParser < Nokogiri::SAX::TestCase
def setup
super
@parser = HTML::SAX::Parser.new(Doc.new)
end
def test_parse_empty_document
# This caused a segfault in libxml 2.6.x
assert_nil(@parser.parse(""))
end
def test_parse_empty_file
# Make sure empty files don't break stuff
empty_file_name = File.join(ASSETS_DIR, "bogus.xml")
@parser.parse_file(empty_file_name) # assert_nothing_raised
end
def test_parse_file
@parser.parse_file(HTML_FILE)
# Take a look at the comment in test_parse_document to know
# a possible reason to this difference.
if Nokogiri.uses_libxml?
assert_equal(1111, @parser.document.end_elements.length)
else
assert_equal(1120, @parser.document.end_elements.length)
end
end
def test_parse_file_nil_argument
assert_raises(ArgumentError) do
@parser.parse_file(nil)
end
end
def test_parse_file_non_existant
assert_raises(Errno::ENOENT) do
@parser.parse_file("there_is_no_reasonable_way_this_file_exists")
end
end
def test_parse_file_with_dir
assert_raises(Errno::EISDIR) do
@parser.parse_file(File.dirname(__FILE__))
end
end
def test_parse_memory_nil
assert_raises(TypeError) do
@parser.parse_memory(nil)
end
end
def test_parse_force_encoding
@parser.parse_memory(<<-HTML, "UTF-8")
Информация
HTML
assert_equal("Информация",
@parser.document.data.join.strip)
end
def test_parse_document
@parser.parse_memory(<<-eoxml)
Paragraph 1
Paragraph 2
eoxml
# JRuby version is different because of the internal implementation
# JRuby version uses NekoHTML which inserts empty "head" elements.
#
# Currently following features are set:
# "http://cyberneko.org/html/properties/names/elems" => "lower"
# "http://cyberneko.org/html/properties/names/attrs" => "lower"
if Nokogiri.uses_libxml?
assert_equal([["html", []], ["body", []], ["p", []], ["p", []]],
@parser.document.start_elements)
else
assert_equal([["html", []], ["head", []], ["body", []], ["p", []], ["p", []]],
@parser.document.start_elements)
end
end
def test_parser_attributes
html = <<~eohtml
hello
eohtml
block_called = false
@parser.parse(html) do |ctx|
block_called = true
ctx.replace_entities = true
end
assert(block_called)
noshade_value = if Nokogiri.uses_libxml?("< 2.7.7")
["noshade", "noshade"]
else
["noshade", nil]
end
assert_equal([
["html", []],
["head", []],
["title", []],
["body", []],
["img", [
["src", "face.jpg"],
["title", "daddy & me"],
],],
["hr", [
noshade_value,
["size", "2"],
],],
], @parser.document.start_elements)
end
HTML_WITH_BR_TAG = <<-EOF
hello
hello again
EOF
def test_parsing_dom_error_from_string
@parser.parse(HTML_WITH_BR_TAG)
assert_equal(6, @parser.document.start_elements.length)
end
def test_parsing_dom_error_from_io
@parser.parse(StringIO.new(HTML_WITH_BR_TAG))
assert_equal(6, @parser.document.start_elements.length)
end
def test_empty_processing_instruction
@parser.parse_memory("this will segfault")
end
it "handles invalid types gracefully" do
assert_raises(TypeError) { Nokogiri::HTML::SAX::Parser.new.parse(0xcafecafe) }
assert_raises(TypeError) { Nokogiri::HTML::SAX::Parser.new.parse_memory(0xcafecafe) }
assert_raises(TypeError) { Nokogiri::HTML::SAX::Parser.new.parse_io(0xcafecafe) }
end
end
end
end
end