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

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require File.join(File.dirname(__FILE__), 'preamble')
require 'html5lib/inputstream'
class HTMLInputStreamTest < Test::Unit::TestCase
include HTML5lib
def test_char_ascii
stream = HTMLInputStream.new("'")
assert_equal('ascii', stream.char_encoding)
assert_equal("'", stream.char)
end
def test_char_null
stream = HTMLInputStream.new("\x00")
assert_equal("\xef\xbf\xbd", stream.char)
end
def test_char_utf8
stream = HTMLInputStream.new("\xe2\x80\x98")
assert_equal('utf-8', stream.char_encoding)
assert_equal("\xe2\x80\x98", stream.char)
end
def test_bom
stream = HTMLInputStream.new("\xef\xbb\xbf" + "'")
assert_equal('utf-8', stream.char_encoding)
assert_equal("'", stream.char)
end
begin
require 'iconv'
def test_char_win1252
stream = HTMLInputStream.new("\x91")
assert_equal('windows-1252', stream.char_encoding)
assert_equal("\xe2\x80\x98", stream.char)
end
def test_utf_16
stream = HTMLInputStream.new("\xff\xfe" + " \x00"*1025)
assert(stream.char_encoding, 'utf-16-le')
assert_equal(1025, stream.chars_until(' ',true).length)
end
rescue LoadError
puts "iconv not found, skipping iconv tests"
end
def test_newlines
stream = HTMLInputStream.new("\xef\xbb\xbf" + "a\nbb\r\nccc\rdddd")
assert_equal(0, stream.instance_eval {@tell})
assert_equal("a\nbb\n", stream.chars_until('c'))
assert_equal(6, stream.instance_eval {@tell})
assert_equal([3,1], stream.position)
assert_equal("ccc\ndddd", stream.chars_until('x'))
assert_equal(14, stream.instance_eval {@tell})
assert_equal([4,5], stream.position)
assert_equal([0,1,4,8], stream.instance_eval {@new_lines})
end
end