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authorJosé Valim <jose.valim@gmail.com>2012-01-05 13:46:39 -0800
committerJosé Valim <jose.valim@gmail.com>2012-01-05 13:46:39 -0800
commit4751cc21e8893f1cec827c8dcdf876db43e91556 (patch)
treefc21af623d539d83fa24bd55f74d49fe7c81b50d /activesupport
parent55fbc19b5ff062bdd96c81532311e897ecb2a996 (diff)
parent16bee7618c328ecd790db366221639661912c477 (diff)
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Merge pull request #4332 from norman/multibyte
Putting AS::Multibyte on a Ruby 1.9 diet
Diffstat (limited to 'activesupport')
-rw-r--r--activesupport/lib/active_support/multibyte.rb25
-rw-r--r--activesupport/lib/active_support/multibyte/chars.rb166
-rw-r--r--activesupport/lib/active_support/multibyte/exceptions.rb8
-rw-r--r--activesupport/lib/active_support/multibyte/unicode.rb73
-rw-r--r--activesupport/lib/active_support/multibyte/utils.rb27
-rw-r--r--activesupport/lib/active_support/values/unicode_tables.datbin813343 -> 877274 bytes
-rw-r--r--activesupport/test/multibyte_chars_test.rb36
-rw-r--r--activesupport/test/multibyte_utils_test.rb93
8 files changed, 73 insertions, 355 deletions
diff --git a/activesupport/lib/active_support/multibyte.rb b/activesupport/lib/active_support/multibyte.rb
index 57e8e24bf4..5efe13c537 100644
--- a/activesupport/lib/active_support/multibyte.rb
+++ b/activesupport/lib/active_support/multibyte.rb
@@ -1,9 +1,5 @@
-# encoding: utf-8
-require 'active_support/core_ext/module/attribute_accessors'
-
module ActiveSupport #:nodoc:
module Multibyte
- autoload :EncodingError, 'active_support/multibyte/exceptions'
autoload :Chars, 'active_support/multibyte/chars'
autoload :Unicode, 'active_support/multibyte/unicode'
@@ -21,24 +17,5 @@ module ActiveSupport #:nodoc:
def self.proxy_class
@proxy_class ||= ActiveSupport::Multibyte::Chars
end
-
- # Regular expressions that describe valid byte sequences for a character
- VALID_CHARACTER = {
- # Borrowed from the Kconv library by Shinji KONO - (also as seen on the W3C site)
- 'UTF-8' => /\A(?:
- [\x00-\x7f] |
- [\xc2-\xdf] [\x80-\xbf] |
- \xe0 [\xa0-\xbf] [\x80-\xbf] |
- [\xe1-\xef] [\x80-\xbf] [\x80-\xbf] |
- \xf0 [\x90-\xbf] [\x80-\xbf] [\x80-\xbf] |
- [\xf1-\xf3] [\x80-\xbf] [\x80-\xbf] [\x80-\xbf] |
- \xf4 [\x80-\x8f] [\x80-\xbf] [\x80-\xbf])\z /xn,
- # Quick check for valid Shift-JIS characters, disregards the odd-even pairing
- 'Shift_JIS' => /\A(?:
- [\x00-\x7e\xa1-\xdf] |
- [\x81-\x9f\xe0-\xef] [\x40-\x7e\x80-\x9e\x9f-\xfc])\z /xn
- }
end
-end
-
-require 'active_support/multibyte/utils' \ No newline at end of file
+end \ No newline at end of file
diff --git a/activesupport/lib/active_support/multibyte/chars.rb b/activesupport/lib/active_support/multibyte/chars.rb
index dcc176e93f..99b974e4a7 100644
--- a/activesupport/lib/active_support/multibyte/chars.rb
+++ b/activesupport/lib/active_support/multibyte/chars.rb
@@ -1,6 +1,7 @@
# encoding: utf-8
require 'active_support/core_ext/string/access'
require 'active_support/core_ext/string/behavior'
+require 'active_support/core_ext/module/delegation'
module ActiveSupport #:nodoc:
module Multibyte #:nodoc:
@@ -34,10 +35,13 @@ module ActiveSupport #:nodoc:
#
# ActiveSupport::Multibyte.proxy_class = CharsForUTF32
class Chars
+ include Comparable
attr_reader :wrapped_string
alias to_s wrapped_string
alias to_str wrapped_string
+ delegate :<=>, :=~, :acts_like_string?, :to => :wrapped_string
+
# Creates a new Chars instance by wrapping _string_.
def initialize(string)
@wrapped_string = string
@@ -47,8 +51,8 @@ module ActiveSupport #:nodoc:
# Forward all undefined methods to the wrapped string.
def method_missing(method, *args, &block)
if method.to_s =~ /!$/
- @wrapped_string.__send__(method, *args, &block)
- self
+ result = @wrapped_string.__send__(method, *args, &block)
+ self if result
else
result = @wrapped_string.__send__(method, *args, &block)
result.kind_of?(String) ? chars(result) : result
@@ -61,35 +65,9 @@ module ActiveSupport #:nodoc:
super || @wrapped_string.respond_to?(method, include_private)
end
- # Enable more predictable duck-typing on String-like classes. See Object#acts_like?.
- def acts_like_string?
- true
- end
-
# Returns +true+ when the proxy class can handle the string. Returns +false+ otherwise.
def self.consumes?(string)
- # Unpack is a little bit faster than regular expressions.
- string.unpack('U*')
- true
- rescue ArgumentError
- false
- end
-
- include Comparable
-
- # Returns -1, 0, or 1, depending on whether the Chars object is to be sorted before,
- # equal or after the object on the right side of the operation. It accepts any object
- # that implements +to_s+:
- #
- # 'é'.mb_chars <=> 'ü'.mb_chars # => -1
- #
- # See <tt>String#<=></tt> for more details.
- def <=>(other)
- @wrapped_string <=> other.to_s
- end
-
- def =~(other)
- @wrapped_string =~ other
+ string.encoding == Encoding::UTF_8
end
# Works just like <tt>String#split</tt>, with the exception that the items in the resulting list are Chars
@@ -101,45 +79,10 @@ module ActiveSupport #:nodoc:
@wrapped_string.split(*args).map { |i| i.mb_chars }
end
- # Like <tt>String#[]=</tt>, except instead of byte offsets you specify character offsets.
- #
- # Example:
- #
- # s = "Müller"
- # s.mb_chars[2] = "e" # Replace character with offset 2
- # s
- # # => "Müeler"
- #
- # s = "Müller"
- # s.mb_chars[1, 2] = "ö" # Replace 2 characters at character offset 1
- # s
- # # => "Möler"
- def []=(*args)
- replace_by = args.pop
- # Indexed replace with regular expressions already works
- if args.first.is_a?(Regexp)
- @wrapped_string[*args] = replace_by
- else
- result = Unicode.u_unpack(@wrapped_string)
- case args.first
- when Fixnum
- raise IndexError, "index #{args[0]} out of string" if args[0] >= result.length
- min = args[0]
- max = args[1].nil? ? min : (min + args[1] - 1)
- range = Range.new(min, max)
- replace_by = [replace_by].pack('U') if replace_by.is_a?(Fixnum)
- when Range
- raise RangeError, "#{args[0]} out of range" if args[0].min >= result.length
- range = args[0]
- else
- needle = args[0].to_s
- min = index(needle)
- max = min + Unicode.u_unpack(needle).length - 1
- range = Range.new(min, max)
- end
- result[range] = Unicode.u_unpack(replace_by)
- @wrapped_string.replace(result.pack('U*'))
- end
+ # Works like like <tt>String#slice!</tt>, but returns an instance of Chars, or nil if the string was not
+ # modified.
+ def slice!(*args)
+ chars(@wrapped_string.slice!(*args))
end
# Reverses all characters in the string.
@@ -147,36 +90,8 @@ module ActiveSupport #:nodoc:
# Example:
# 'Café'.mb_chars.reverse.to_s # => 'éfaC'
def reverse
- chars(Unicode.g_unpack(@wrapped_string).reverse.flatten.pack('U*'))
- end
-
- # Implements Unicode-aware slice with codepoints. Slicing on one point returns the codepoints for that
- # character.
- #
- # Example:
- # 'こんにちは'.mb_chars.slice(2..3).to_s # => "にち"
- def slice(*args)
- if args.size > 2
- raise ArgumentError, "wrong number of arguments (#{args.size} for 1)" # Do as if we were native
- elsif (args.size == 2 && !(args.first.is_a?(Numeric) || args.first.is_a?(Regexp)))
- raise TypeError, "cannot convert #{args.first.class} into Integer" # Do as if we were native
- elsif (args.size == 2 && !args[1].is_a?(Numeric))
- raise TypeError, "cannot convert #{args[1].class} into Integer" # Do as if we were native
- elsif args[0].kind_of? Range
- cps = Unicode.u_unpack(@wrapped_string).slice(*args)
- result = cps.nil? ? nil : cps.pack('U*')
- elsif args[0].kind_of? Regexp
- result = @wrapped_string.slice(*args)
- elsif args.size == 1 && args[0].kind_of?(Numeric)
- character = Unicode.u_unpack(@wrapped_string)[args[0]]
- result = character && [character].pack('U')
- else
- cps = Unicode.u_unpack(@wrapped_string).slice(*args)
- result = cps && cps.pack('U*')
- end
- result && chars(result)
+ chars(Unicode.unpack_graphemes(@wrapped_string).reverse.flatten.pack('U*'))
end
- alias_method :[], :slice
# Limit the byte size of the string to a number of bytes without breaking characters. Usable
# when the storage for a string is limited for some reason.
@@ -192,7 +107,7 @@ module ActiveSupport #:nodoc:
# Example:
# 'Laurent, où sont les tests ?'.mb_chars.upcase.to_s # => "LAURENT, OÙ SONT LES TESTS ?"
def upcase
- chars(Unicode.apply_mapping @wrapped_string, :uppercase_mapping)
+ chars Unicode.upcase(@wrapped_string)
end
# Convert characters in the string to lowercase.
@@ -200,7 +115,7 @@ module ActiveSupport #:nodoc:
# Example:
# 'VĚDA A VÝZKUM'.mb_chars.downcase.to_s # => "věda a výzkum"
def downcase
- chars(Unicode.apply_mapping @wrapped_string, :lowercase_mapping)
+ chars Unicode.downcase(@wrapped_string)
end
# Converts the first character to uppercase and the remainder to lowercase.
@@ -217,7 +132,7 @@ module ActiveSupport #:nodoc:
# "ÉL QUE SE ENTERÓ".mb_chars.titleize # => "Él Que Se Enteró"
# "日本語".mb_chars.titleize # => "日本語"
def titleize
- chars(downcase.to_s.gsub(/\b('?[\S])/u) { Unicode.apply_mapping $1, :uppercase_mapping })
+ chars(downcase.to_s.gsub(/\b('?[\S])/u) { Unicode.upcase($1)})
end
alias_method :titlecase, :titleize
@@ -237,7 +152,7 @@ module ActiveSupport #:nodoc:
# 'é'.length # => 2
# 'é'.mb_chars.decompose.to_s.length # => 3
def decompose
- chars(Unicode.decompose_codepoints(:canonical, Unicode.u_unpack(@wrapped_string)).pack('U*'))
+ chars(Unicode.decompose(:canonical, @wrapped_string.codepoints.to_a).pack('U*'))
end
# Performs composition on all the characters.
@@ -246,16 +161,16 @@ module ActiveSupport #:nodoc:
# 'é'.length # => 3
# 'é'.mb_chars.compose.to_s.length # => 2
def compose
- chars(Unicode.compose_codepoints(Unicode.u_unpack(@wrapped_string)).pack('U*'))
+ chars(Unicode.compose(@wrapped_string.codepoints.to_a).pack('U*'))
end
# Returns the number of grapheme clusters in the string.
#
# Example:
# 'क्षि'.mb_chars.length # => 4
- # 'क्षि'.mb_chars.g_length # => 3
- def g_length
- Unicode.g_unpack(@wrapped_string).length
+ # 'क्षि'.mb_chars.grapheme_length # => 3
+ def grapheme_length
+ Unicode.unpack_graphemes(@wrapped_string).length
end
# Replaces all ISO-8859-1 or CP1252 characters by their UTF-8 equivalent resulting in a valid UTF-8 string.
@@ -265,14 +180,10 @@ module ActiveSupport #:nodoc:
chars(Unicode.tidy_bytes(@wrapped_string, force))
end
- %w(capitalize downcase lstrip reverse rstrip slice strip tidy_bytes upcase).each do |method|
- # Only define a corresponding bang method for methods defined in the proxy; On 1.9 the proxy will
- # exclude lstrip!, rstrip! and strip! because they are already work as expected on multibyte strings.
- if public_method_defined?(method)
- define_method("#{method}!") do |*args|
- @wrapped_string = send(args.nil? ? method : method, *args).to_s
- self
- end
+ %w(capitalize downcase reverse tidy_bytes upcase).each do |method|
+ define_method("#{method}!") do |*args|
+ @wrapped_string = send(method, *args).to_s
+ self
end
end
@@ -282,41 +193,14 @@ module ActiveSupport #:nodoc:
return nil if byte_offset.nil?
return 0 if @wrapped_string == ''
- @wrapped_string = @wrapped_string.dup.force_encoding(Encoding::ASCII_8BIT)
-
begin
- @wrapped_string[0...byte_offset].unpack('U*').length
+ @wrapped_string.byteslice(0...byte_offset).unpack('U*').length
rescue ArgumentError
byte_offset -= 1
retry
end
end
- def justify(integer, way, padstr=' ') #:nodoc:
- raise ArgumentError, "zero width padding" if padstr.length == 0
- padsize = integer - size
- padsize = padsize > 0 ? padsize : 0
- case way
- when :right
- result = @wrapped_string.dup.insert(0, padding(padsize, padstr))
- when :left
- result = @wrapped_string.dup.insert(-1, padding(padsize, padstr))
- when :center
- lpad = padding((padsize / 2.0).floor, padstr)
- rpad = padding((padsize / 2.0).ceil, padstr)
- result = @wrapped_string.dup.insert(0, lpad).insert(-1, rpad)
- end
- chars(result)
- end
-
- def padding(padsize, padstr=' ') #:nodoc:
- if padsize != 0
- chars(padstr * ((padsize / Unicode.u_unpack(padstr).size) + 1)).slice(0, padsize)
- else
- ''
- end
- end
-
def chars(string) #:nodoc:
self.class.new(string)
end
diff --git a/activesupport/lib/active_support/multibyte/exceptions.rb b/activesupport/lib/active_support/multibyte/exceptions.rb
deleted file mode 100644
index 62066e3c71..0000000000
--- a/activesupport/lib/active_support/multibyte/exceptions.rb
+++ /dev/null
@@ -1,8 +0,0 @@
-# encoding: utf-8
-
-module ActiveSupport #:nodoc:
- module Multibyte #:nodoc:
- # Raised when a problem with the encoding was found.
- class EncodingError < StandardError; end
- end
-end \ No newline at end of file
diff --git a/activesupport/lib/active_support/multibyte/unicode.rb b/activesupport/lib/active_support/multibyte/unicode.rb
index 754ca9290b..94fb0a48aa 100644
--- a/activesupport/lib/active_support/multibyte/unicode.rb
+++ b/activesupport/lib/active_support/multibyte/unicode.rb
@@ -10,7 +10,7 @@ module ActiveSupport
NORMALIZATION_FORMS = [:c, :kc, :d, :kd]
# The Unicode version that is supported by the implementation
- UNICODE_VERSION = '5.2.0'
+ UNICODE_VERSION = '6.0.0'
# The default normalization used for operations that require normalization. It can be set to any of the
# normalizations in NORMALIZATION_FORMS.
@@ -61,19 +61,6 @@ module ActiveSupport
TRAILERS_PAT = /(#{codepoints_to_pattern(LEADERS_AND_TRAILERS)})+\Z/u
LEADERS_PAT = /\A(#{codepoints_to_pattern(LEADERS_AND_TRAILERS)})+/u
- # Unpack the string at codepoints boundaries. Raises an EncodingError when the encoding of the string isn't
- # valid UTF-8.
- #
- # Example:
- # Unicode.u_unpack('Café') # => [67, 97, 102, 233]
- def u_unpack(string)
- begin
- string.unpack 'U*'
- rescue ArgumentError
- raise EncodingError, 'malformed UTF-8 character'
- end
- end
-
# Detect whether the codepoint is in a certain character class. Returns +true+ when it's in the specified
# character class and +false+ otherwise. Valid character classes are: <tt>:cr</tt>, <tt>:lf</tt>, <tt>:l</tt>,
# <tt>:v</tt>, <tt>:lv</tt>, <tt>:lvt</tt> and <tt>:t</tt>.
@@ -86,10 +73,10 @@ module ActiveSupport
# Unpack the string at grapheme boundaries. Returns a list of character lists.
#
# Example:
- # Unicode.g_unpack('क्षि') # => [[2325, 2381], [2359], [2367]]
- # Unicode.g_unpack('Café') # => [[67], [97], [102], [233]]
- def g_unpack(string)
- codepoints = u_unpack(string)
+ # Unicode.unpack_graphemes('क्षि') # => [[2325, 2381], [2359], [2367]]
+ # Unicode.unpack_graphemes('Café') # => [[67], [97], [102], [233]]
+ def unpack_graphemes(string)
+ codepoints = string.codepoints.to_a
unpacked = []
pos = 0
marker = 0
@@ -118,12 +105,12 @@ module ActiveSupport
unpacked
end
- # Reverse operation of g_unpack.
+ # Reverse operation of unpack_graphemes.
#
# Example:
- # Unicode.g_pack(Unicode.g_unpack('क्षि')) # => 'क्षि'
- def g_pack(unpacked)
- (unpacked.flatten).pack('U*')
+ # Unicode.pack_graphemes(Unicode.unpack_graphemes('क्षि')) # => 'क्षि'
+ def pack_graphemes(unpacked)
+ unpacked.flatten.pack('U*')
end
# Re-order codepoints so the string becomes canonical.
@@ -143,7 +130,7 @@ module ActiveSupport
end
# Decompose composed characters to the decomposed form.
- def decompose_codepoints(type, codepoints)
+ def decompose(type, codepoints)
codepoints.inject([]) do |decomposed, cp|
# if it's a hangul syllable starter character
if HANGUL_SBASE <= cp and cp < HANGUL_SLAST
@@ -156,7 +143,7 @@ module ActiveSupport
decomposed.concat ncp
# if the codepoint is decomposable in with the current decomposition type
elsif (ncp = database.codepoints[cp].decomp_mapping) and (!database.codepoints[cp].decomp_type || type == :compatability)
- decomposed.concat decompose_codepoints(type, ncp.dup)
+ decomposed.concat decompose(type, ncp.dup)
else
decomposed << cp
end
@@ -164,7 +151,7 @@ module ActiveSupport
end
# Compose decomposed characters to the composed form.
- def compose_codepoints(codepoints)
+ def compose(codepoints)
pos = 0
eoa = codepoints.length - 1
starter_pos = 0
@@ -283,30 +270,27 @@ module ActiveSupport
def normalize(string, form=nil)
form ||= @default_normalization_form
# See http://www.unicode.org/reports/tr15, Table 1
- codepoints = u_unpack(string)
+ codepoints = string.codepoints.to_a
case form
when :d
- reorder_characters(decompose_codepoints(:canonical, codepoints))
+ reorder_characters(decompose(:canonical, codepoints))
when :c
- compose_codepoints(reorder_characters(decompose_codepoints(:canonical, codepoints)))
+ compose(reorder_characters(decompose(:canonical, codepoints)))
when :kd
- reorder_characters(decompose_codepoints(:compatability, codepoints))
+ reorder_characters(decompose(:compatability, codepoints))
when :kc
- compose_codepoints(reorder_characters(decompose_codepoints(:compatability, codepoints)))
+ compose(reorder_characters(decompose(:compatability, codepoints)))
else
raise ArgumentError, "#{form} is not a valid normalization variant", caller
end.pack('U*')
end
- def apply_mapping(string, mapping) #:nodoc:
- u_unpack(string).map do |codepoint|
- cp = database.codepoints[codepoint]
- if cp and (ncp = cp.send(mapping)) and ncp > 0
- ncp
- else
- codepoint
- end
- end.pack('U*')
+ def downcase(string)
+ apply_mapping string, :lowercase_mapping
+ end
+
+ def upcase(string)
+ apply_mapping string, :uppercase_mapping
end
# Holds data about a codepoint in the Unicode database
@@ -374,6 +358,17 @@ module ActiveSupport
private
+ def apply_mapping(string, mapping) #:nodoc:
+ string.each_codepoint.map do |codepoint|
+ cp = database.codepoints[codepoint]
+ if cp and (ncp = cp.send(mapping)) and ncp > 0
+ ncp
+ else
+ codepoint
+ end
+ end.pack('U*')
+ end
+
def tidy_byte(byte)
if byte < 160
[database.cp1252[byte] || byte].pack("U").unpack("C*")
diff --git a/activesupport/lib/active_support/multibyte/utils.rb b/activesupport/lib/active_support/multibyte/utils.rb
deleted file mode 100644
index bd6d4bad41..0000000000
--- a/activesupport/lib/active_support/multibyte/utils.rb
+++ /dev/null
@@ -1,27 +0,0 @@
-# encoding: utf-8
-
-module ActiveSupport #:nodoc:
- module Multibyte #:nodoc:
- # Returns a regular expression that matches valid characters in the current encoding
- def self.valid_character
- VALID_CHARACTER[Encoding.default_external.to_s]
- end
-
- # Verifies the encoding of a string
- def self.verify(string)
- string.valid_encoding?
- end
-
- # Verifies the encoding of the string and raises an exception when it's not valid
- def self.verify!(string)
- raise EncodingError.new("Found characters with invalid encoding") unless verify(string)
- end
-
- # Removes all invalid characters from the string.
- #
- # Note: this method is a no-op in Ruby 1.9
- def self.clean(string)
- string
- end
- end
-end
diff --git a/activesupport/lib/active_support/values/unicode_tables.dat b/activesupport/lib/active_support/values/unicode_tables.dat
index 4fe0268cca..7edc4663e8 100644
--- a/activesupport/lib/active_support/values/unicode_tables.dat
+++ b/activesupport/lib/active_support/values/unicode_tables.dat
Binary files differ
diff --git a/activesupport/test/multibyte_chars_test.rb b/activesupport/test/multibyte_chars_test.rb
index 20e56e2c81..e36bd22081 100644
--- a/activesupport/test/multibyte_chars_test.rb
+++ b/activesupport/test/multibyte_chars_test.rb
@@ -7,6 +7,7 @@ class String
def __method_for_multibyte_testing_with_integer_result; 1; end
def __method_for_multibyte_testing; 'result'; end
def __method_for_multibyte_testing!; 'result'; end
+ def __method_for_multibyte_testing_that_returns_nil!; end
end
class MultibyteCharsTest < Test::Unit::TestCase
@@ -36,11 +37,15 @@ class MultibyteCharsTest < Test::Unit::TestCase
assert_not_equal @chars.object_id, @chars.__method_for_multibyte_testing.object_id
end
- def test_forwarded_bang_method_calls_should_return_the_original_chars_instance
+ def test_forwarded_bang_method_calls_should_return_the_original_chars_instance_when_result_is_not_nil
assert_kind_of @proxy_class, @chars.__method_for_multibyte_testing!
assert_equal @chars.object_id, @chars.__method_for_multibyte_testing!.object_id
end
+ def test_forwarded_bang_method_calls_should_return_nil_when_result_is_nil
+ assert_nil @chars.__method_for_multibyte_testing_that_returns_nil!
+ end
+
def test_methods_are_forwarded_to_wrapped_string_for_byte_strings
assert_equal BYTE_STRING.class, BYTE_STRING.mb_chars.class
end
@@ -67,17 +72,6 @@ class MultibyteCharsTest < Test::Unit::TestCase
assert !@proxy_class.consumes?(BYTE_STRING)
end
- def test_unpack_utf8_strings
- assert_equal 4, ActiveSupport::Multibyte::Unicode.u_unpack(UNICODE_STRING).length
- assert_equal 5, ActiveSupport::Multibyte::Unicode.u_unpack(ASCII_STRING).length
- end
-
- def test_unpack_raises_encoding_error_on_broken_strings
- assert_raise(ActiveSupport::Multibyte::EncodingError) do
- ActiveSupport::Multibyte::Unicode.u_unpack(BYTE_STRING)
- end
- end
-
def test_concatenation_should_return_a_proxy_class_instance
assert_equal ActiveSupport::Multibyte.proxy_class, ('a'.mb_chars + 'b').class
assert_equal ActiveSupport::Multibyte.proxy_class, ('a'.mb_chars << 'b').class
@@ -112,15 +106,11 @@ class MultibyteCharsUTF8BehaviourTest < Test::Unit::TestCase
end
end
- def test_indexed_insert_accepts_fixnums
- @chars[2] = 32
- assert_equal 'こに わ', @chars
- end
-
- %w{capitalize downcase lstrip reverse rstrip strip upcase}.each do |method|
+ %w{capitalize downcase lstrip reverse rstrip upcase}.each do |method|
class_eval(<<-EOTESTS)
- def test_#{method}_bang_should_return_self
- assert_equal @chars.object_id, @chars.send("#{method}!").object_id
+ def test_#{method}_bang_should_return_self_when_modifying_wrapped_string
+ chars = ' él piDió Un bUen café '
+ assert_equal chars.object_id, chars.send("#{method}!").object_id
end
def test_#{method}_bang_should_change_wrapped_string
@@ -419,7 +409,7 @@ class MultibyteCharsUTF8BehaviourTest < Test::Unit::TestCase
def test_slice_bang_removes_the_slice_from_the_receiver
chars = 'úüù'.mb_chars
chars.slice!(0,2)
- assert_equal 'úü', chars
+ assert_equal 'ù', chars
end
def test_slice_should_throw_exceptions_on_invalid_arguments
@@ -506,7 +496,7 @@ class MultibyteCharsExtrasTest < Test::Unit::TestCase
def test_limit_should_work_on_a_multibyte_string
example = chars(UNICODE_STRING)
- bytesize = UNICODE_STRING.respond_to?(:bytesize) ? UNICODE_STRING.bytesize : UNICODE_STRING.size
+ bytesize = UNICODE_STRING.bytesize
assert_equal UNICODE_STRING, example.limit(bytesize)
assert_equal '', example.limit(0)
@@ -605,7 +595,7 @@ class MultibyteCharsExtrasTest < Test::Unit::TestCase
else
str = input
end
- assert_equal expected_length, chars(str).g_length
+ assert_equal expected_length, chars(str).grapheme_length
end
end
diff --git a/activesupport/test/multibyte_utils_test.rb b/activesupport/test/multibyte_utils_test.rb
deleted file mode 100644
index f807492be0..0000000000
--- a/activesupport/test/multibyte_utils_test.rb
+++ /dev/null
@@ -1,93 +0,0 @@
-# encoding: utf-8
-
-require 'abstract_unit'
-require 'multibyte_test_helpers'
-
-class MultibyteUtilsTest < ActiveSupport::TestCase
- include MultibyteTestHelpers
-
- test "valid_character returns an expression for the current encoding" do
- with_encoding('None') do
- assert_nil ActiveSupport::Multibyte.valid_character
- end
- with_encoding('UTF8') do
- assert_equal ActiveSupport::Multibyte::VALID_CHARACTER['UTF-8'], ActiveSupport::Multibyte.valid_character
- end
- with_encoding('SJIS') do
- assert_equal ActiveSupport::Multibyte::VALID_CHARACTER['Shift_JIS'], ActiveSupport::Multibyte.valid_character
- end
- end
-
- test "verify verifies ASCII strings are properly encoded" do
- with_encoding('None') do
- examples.each do |example|
- assert ActiveSupport::Multibyte.verify(example)
- end
- end
- end
-
- test "verify verifies UTF-8 strings are properly encoded" do
- with_encoding('UTF8') do
- assert ActiveSupport::Multibyte.verify(example('valid UTF-8'))
- assert !ActiveSupport::Multibyte.verify(example('invalid UTF-8'))
- end
- end
-
- test "verify verifies Shift-JIS strings are properly encoded" do
- with_encoding('SJIS') do
- assert ActiveSupport::Multibyte.verify(example('valid Shift-JIS'))
- assert !ActiveSupport::Multibyte.verify(example('invalid Shift-JIS'))
- end
- end
-
- test "verify! raises an exception when it finds an invalid character" do
- with_encoding('UTF8') do
- assert_raises(ActiveSupport::Multibyte::EncodingError) do
- ActiveSupport::Multibyte.verify!(example('invalid UTF-8'))
- end
- end
- end
-
- test "verify! doesn't raise an exception when the encoding is valid" do
- with_encoding('UTF8') do
- assert_nothing_raised do
- ActiveSupport::Multibyte.verify!(example('valid UTF-8'))
- end
- end
- end
-
- test "clean is a no-op" do
- with_encoding('UTF8') do
- assert_equal example('invalid Shift-JIS'), ActiveSupport::Multibyte.clean(example('invalid Shift-JIS'))
- end
- end
-
- private
-
- STRINGS = {
- 'valid ASCII' => [65, 83, 67, 73, 73].pack('C*'),
- 'invalid ASCII' => [128].pack('C*'),
- 'valid UTF-8' => [227, 129, 147, 227, 129, 171, 227, 129, 161, 227, 130, 143].pack('C*'),
- 'invalid UTF-8' => [184, 158, 8, 136, 165].pack('C*'),
- 'valid Shift-JIS' => [131, 122, 129, 91, 131, 128].pack('C*'),
- 'invalid Shift-JIS' => [184, 158, 8, 0, 255, 136, 165].pack('C*')
- }
-
- def example(key)
- STRINGS[key].force_encoding(Encoding.default_external)
- end
-
- def examples
- STRINGS.values.map { |s| s.force_encoding(Encoding.default_external) }
- end
-
- KCODE_TO_ENCODING = Hash.new(Encoding::BINARY).
- update('UTF8' => Encoding::UTF_8, 'SJIS' => Encoding::Shift_JIS)
-
- def with_encoding(enc)
- before = Encoding.default_external
- silence_warnings { Encoding.default_external = KCODE_TO_ENCODING[enc] }
- yield
- silence_warnings { Encoding.default_external = before }
- end
-end