/vendor/rails/activesupport/test/multibyte_conformance.rb
Ruby | 141 lines | 107 code | 15 blank | 19 comment | 4 complexity | dbaedd1c38b223b05a9aae7b68dc7392 MD5 | raw file
Possible License(s): CC-BY-SA-3.0, BSD-3-Clause
- require File.dirname(__FILE__) + '/abstract_unit'
- require 'open-uri'
- $KCODE = 'UTF8'
- UNIDATA_URL = "http://www.unicode.org/Public/#{ActiveSupport::Multibyte::UNICODE_VERSION}/ucd"
- UNIDATA_FILE = '/NormalizationTest.txt'
- CACHE_DIR = File.dirname(__FILE__) + '/cache'
- class Downloader
- def self.download(from, to)
- unless File.exist?(to)
- $stderr.puts "Downloading #{from} to #{to}"
- unless File.exists?(File.dirname(to))
- system "mkdir -p #{File.dirname(to)}"
- end
- open(from) do |source|
- File.open(to, 'w') do |target|
- source.each_line do |l|
- target.write l
- end
- end
- end
- end
- end
- end
- class String
- # Unicode Inspect returns the codepoints of the string in hex
- def ui
- "#{self} " + ("[%s]" % unpack("U*").map{|cp| cp.to_s(16) }.join(' '))
- end unless ''.respond_to?(:ui)
- end
- Dir.mkdir(CACHE_DIR) unless File.exists?(CACHE_DIR)
- Downloader.download(UNIDATA_URL + UNIDATA_FILE, CACHE_DIR + UNIDATA_FILE)
- module ConformanceTest
- def test_normalizations_C
- each_line_of_norm_tests do |*cols|
- col1, col2, col3, col4, col5, comment = *cols
-
- # CONFORMANCE:
- # 1. The following invariants must be true for all conformant implementations
- #
- # NFC
- # c2 == NFC(c1) == NFC(c2) == NFC(c3)
- assert_equal col2.ui, @handler.normalize(col1, :c).ui, "Form C - Col 2 has to be NFC(1) - #{comment}"
- assert_equal col2.ui, @handler.normalize(col2, :c).ui, "Form C - Col 2 has to be NFC(2) - #{comment}"
- assert_equal col2.ui, @handler.normalize(col3, :c).ui, "Form C - Col 2 has to be NFC(3) - #{comment}"
- #
- # c4 == NFC(c4) == NFC(c5)
- assert_equal col4.ui, @handler.normalize(col4, :c).ui, "Form C - Col 4 has to be C(4) - #{comment}"
- assert_equal col4.ui, @handler.normalize(col5, :c).ui, "Form C - Col 4 has to be C(5) - #{comment}"
- end
- end
-
- def test_normalizations_D
- each_line_of_norm_tests do |*cols|
- col1, col2, col3, col4, col5, comment = *cols
- #
- # NFD
- # c3 == NFD(c1) == NFD(c2) == NFD(c3)
- assert_equal col3.ui, @handler.normalize(col1, :d).ui, "Form D - Col 3 has to be NFD(1) - #{comment}"
- assert_equal col3.ui, @handler.normalize(col2, :d).ui, "Form D - Col 3 has to be NFD(2) - #{comment}"
- assert_equal col3.ui, @handler.normalize(col3, :d).ui, "Form D - Col 3 has to be NFD(3) - #{comment}"
- # c5 == NFD(c4) == NFD(c5)
- assert_equal col5.ui, @handler.normalize(col4, :d).ui, "Form D - Col 5 has to be NFD(4) - #{comment}"
- assert_equal col5.ui, @handler.normalize(col5, :d).ui, "Form D - Col 5 has to be NFD(5) - #{comment}"
- end
- end
-
- def test_normalizations_KC
- each_line_of_norm_tests do | *cols |
- col1, col2, col3, col4, col5, comment = *cols
- #
- # NFKC
- # c4 == NFKC(c1) == NFKC(c2) == NFKC(c3) == NFKC(c4) == NFKC(c5)
- assert_equal col4.ui, @handler.normalize(col1, :kc).ui, "Form D - Col 4 has to be NFKC(1) - #{comment}"
- assert_equal col4.ui, @handler.normalize(col2, :kc).ui, "Form D - Col 4 has to be NFKC(2) - #{comment}"
- assert_equal col4.ui, @handler.normalize(col3, :kc).ui, "Form D - Col 4 has to be NFKC(3) - #{comment}"
- assert_equal col4.ui, @handler.normalize(col4, :kc).ui, "Form D - Col 4 has to be NFKC(4) - #{comment}"
- assert_equal col4.ui, @handler.normalize(col5, :kc).ui, "Form D - Col 4 has to be NFKC(5) - #{comment}"
- end
- end
-
- def test_normalizations_KD
- each_line_of_norm_tests do | *cols |
- col1, col2, col3, col4, col5, comment = *cols
- #
- # NFKD
- # c5 == NFKD(c1) == NFKD(c2) == NFKD(c3) == NFKD(c4) == NFKD(c5)
- assert_equal col5.ui, @handler.normalize(col1, :kd).ui, "Form KD - Col 5 has to be NFKD(1) - #{comment}"
- assert_equal col5.ui, @handler.normalize(col2, :kd).ui, "Form KD - Col 5 has to be NFKD(2) - #{comment}"
- assert_equal col5.ui, @handler.normalize(col3, :kd).ui, "Form KD - Col 5 has to be NFKD(3) - #{comment}"
- assert_equal col5.ui, @handler.normalize(col4, :kd).ui, "Form KD - Col 5 has to be NFKD(4) - #{comment}"
- assert_equal col5.ui, @handler.normalize(col5, :kd).ui, "Form KD - Col 5 has to be NFKD(5) - #{comment}"
- end
- end
-
- protected
- def each_line_of_norm_tests(&block)
- lines = 0
- max_test_lines = 0 # Don't limit below 38, because that's the header of the testfile
- File.open(File.dirname(__FILE__) + '/cache' + UNIDATA_FILE, 'r') do | f |
- until f.eof? || (max_test_lines > 38 and lines > max_test_lines)
- lines += 1
- line = f.gets.chomp!
- next if (line.empty? || line =~ /^\#/)
-
- cols, comment = line.split("#")
- cols = cols.split(";").map{|e| e.strip}.reject{|e| e.empty? }
- next unless cols.length == 5
-
- # codepoints are in hex in the test suite, pack wants them as integers
- cols.map!{|c| c.split.map{|codepoint| codepoint.to_i(16)}.pack("U*") }
- cols << comment
-
- yield(*cols)
- end
- end
- end
- end
- begin
- require_library_or_gem('utf8proc_native')
- require 'active_record/multibyte/handlers/utf8_handler_proc'
- class ConformanceTestProc < Test::Unit::TestCase
- include ConformanceTest
- def setup
- @handler = ::ActiveSupport::Multibyte::Handlers::UTF8HandlerProc
- end
- end
- rescue LoadError
- end
- class ConformanceTestPure < Test::Unit::TestCase
- include ConformanceTest
- def setup
- @handler = ::ActiveSupport::Multibyte::Handlers::UTF8Handler
- end
- end