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# coding: utf-8
# Copyright 2010-2013 Ayumu Nojima (野島 歩) and Martin J. Dürst (duerst@it.aoyama.ac.jp)
# available under the same licence as Ruby itself
# (see http://www.ruby-lang.org/en/LICENSE.txt)
Encoding.default_external = 'utf-8'
Encoding.default_internal = 'utf-8'
require '../lib/string_normalize'
require 'test/unit'
NormTest = Struct.new :source, :NFC, :NFD, :NFKC, :NFKD, :line
class TestNormalize < Test::Unit::TestCase
@@debug = false # if true, generation of explicit error messages is switched on
# false is about two times faster than true
def read_tests
IO.readlines('../data/NormalizationTest.txt')
.collect.with_index { |linedata, linenumber| [linedata, linenumber]}
.reject { |line| line[0] =~ /^[\#@]/ }
.collect do |line|
NormTest.new *(line[0].split(';').take(5).collect do |code_string|
code_string.split(/\s/).collect { |cp| cp.to_i(16) }.pack('U*')
end + [line[1]+1])
end
end
def to_codepoints(string) # this could be defined as a refinement on String
string.codepoints.collect { |cp| cp.to_s(16).upcase.rjust(4, '0') }
end
def setup
@@tests ||= read_tests
end
def self.generate_test_normalize(target, normalization, source, prechecked)
define_method "test_normalize_to_#{target}_from_#{source}_with_#{normalization}" do
@@tests.each do |test|
if not prechecked or test[source]==test[prechecked]
expected = test[target]
actual = test[source].normalize(normalization)
if @@debug
assert_equal expected, actual,
"#{to_codepoints(expected)} expected but was #{to_codepoints(actual)} on line #{test[:line]} (#{normalization})"
else
assert_equal expected, actual
end
end
end
end
end
# source; NFC; NFD; NFKC; NFKD
# NFC
# :NFC == toNFC(:source) == toNFC(:NFC) == toNFC(:NFD)
generate_test_normalize :NFC, :nfc, :source, nil
generate_test_normalize :NFC, :nfc, :NFC, :source
generate_test_normalize :NFC, :nfc, :NFD, :source
# :NFKC == toNFC(:NFKC) == toNFC(:NFKD)
generate_test_normalize :NFKC, :nfc, :NFKC, nil
generate_test_normalize :NFKC, :nfc, :NFKD, :NFKC
#
# NFD
# :NFD == toNFD(:source) == toNFD(:NFC) == toNFD(:NFD)
generate_test_normalize :NFD, :nfd, :source, nil
generate_test_normalize :NFD, :nfd, :NFC, :source
generate_test_normalize :NFD, :nfd, :NFD, :source
# :NFKD == toNFD(:NFKC) == toNFD(:NFKD)
generate_test_normalize :NFKD, :nfd, :NFKC, nil
generate_test_normalize :NFKD, :nfd, :NFKD, :NFKC
#
# NFKC
# :NFKC == toNFKC(:source) == toNFKC(:NFC) == toNFKC(:NFD) == toNFKC(:NFKC) == toNFKC(:NFKD)
generate_test_normalize :NFKC, :nfkc, :source, nil
generate_test_normalize :NFKC, :nfkc, :NFC, :source
generate_test_normalize :NFKC, :nfkc, :NFD, :source
generate_test_normalize :NFKC, :nfkc, :NFKC, :NFC
generate_test_normalize :NFKC, :nfkc, :NFKD, :NFD
#
# NFKD
# :NFKD == toNFKD(:source) == toNFKD(:NFC) == toNFKD(:NFD) == toNFKD(:NFKC) == toNFKD(:NFKD)
generate_test_normalize :NFKD, :nfkd, :source, nil
generate_test_normalize :NFKD, :nfkd, :NFC, :source
generate_test_normalize :NFKD, :nfkd, :NFD, :source
generate_test_normalize :NFKD, :nfkd, :NFKC, :NFC
generate_test_normalize :NFKD, :nfkd, :NFKD, :NFD
def self.generate_test_check_true(source, normalization)
define_method "test_check_true_#{source}_as_#{normalization}" do
@@tests.each do |test|
actual = test[source].normalized?(normalization)
if @@debug
assert_equal true, actual,
"#{to_codepoints(test[source])} should check as #{normalization} but does not on line #{test[:line]}"
else
assert_equal true, actual
end
end
end
end
def one_false_check_test(test, compare_column, check_column, test_form, line)
if test[check_column- 1] != test[compare_column- 1]
actual = test[check_column- 1].normalized?(test_form)
assert_equal false, actual, "failed on line #{line+1} (#{test_form})"
end
end
def self.generate_test_check_false(source, compare, normalization)
define_method "test_check_false_#{source}_as_#{normalization}" do
@@tests.each do |test|
if test[source] != test[compare]
actual = test[source].normalized?(normalization)
if @@debug
assert_equal false, actual,
"#{to_codepoints(test[source])} should not check as #{normalization} but does on line #{test[:line]}"
else
assert_equal false, actual
end
end
end
end
end
generate_test_check_true :NFC, :nfc
generate_test_check_true :NFD, :nfd
generate_test_check_true :NFKC, :nfc
generate_test_check_true :NFKC, :nfkc
generate_test_check_true :NFKD, :nfd
generate_test_check_true :NFKD, :nfkd
generate_test_check_false :source, :NFD, :nfd
generate_test_check_false :NFC, :NFD, :nfd
generate_test_check_false :NFKC, :NFKD, :nfd
generate_test_check_false :source, :NFC, :nfc
generate_test_check_false :NFD, :NFC, :nfc
generate_test_check_false :NFKD, :NFKC, :nfc
generate_test_check_false :source, :NFKD, :nfkd
generate_test_check_false :NFC, :NFKD, :nfkd
generate_test_check_false :NFD, :NFKD, :nfkd
generate_test_check_false :NFKC, :NFKD, :nfkd
generate_test_check_false :source, :NFKC, :nfkc
generate_test_check_false :NFC, :NFKC, :nfkc
generate_test_check_false :NFD, :NFKC, :nfkc
generate_test_check_false :NFKD, :NFKC, :nfkc
def test_non_UTF_8
assert_equal "\u1E0A".encode('UTF-16BE'), "D\u0307".encode('UTF-16BE').normalize(:nfc)
assert_equal true, "\u1E0A".encode('UTF-16BE').normalized?(:nfc)
assert_equal false, "D\u0307".encode('UTF-16BE').normalized?(:nfc)
end
def test_singleton_with_accents
assert_equal "\u0136", "\u212A\u0327".normalize(:nfc)
end
def test_partial_jamo_compose
assert_equal "\uAC01", "\uAC00\u11A8".normalize(:nfc)
end
def test_partial_jamo_decompose
assert_equal "\u1100\u1161\u11A8", "\uAC00\u11A8".normalize(:nfd)
end
def test_hangul_plus_accents
assert_equal "\uAC00\u0323\u0300", "\uAC00\u0300\u0323".normalize(:nfc)
assert_equal "\uAC00\u0323\u0300", "\u1100\u1161\u0300\u0323".normalize(:nfc)
assert_equal "\u1100\u1161\u0323\u0300", "\uAC00\u0300\u0323".normalize(:nfd)
assert_equal "\u1100\u1161\u0323\u0300", "\u1100\u1161\u0300\u0323".normalize(:nfd)
end
end
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