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* ext/-test-/string/coderange.c: add Bug::String.new#coderange_scan

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to explicitly scan coderange.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45649 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
naruse 2014-04-21 10:14:46 +00:00
parent 8377e9e435
commit c71019f888
3 changed files with 83 additions and 2 deletions
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5
ChangeLog
View file

@ -1,3 +1,8 @@
Mon Apr 21 18:55:21 2014 NARUSE, Yui <naruse@ruby-lang.org>
* ext/-test-/string/coderange.c: add Bug::String.new#coderange_scan
to explicitly scan coderange.
Mon Apr 21 18:19:35 2014 NARUSE, Yui <naruse@ruby-lang.org>
* string.c (coderange_scan): remove unused logic.

21
ext/-test-/string/coderange.c
View file

@ -2,10 +2,11 @@
#include "ruby/encoding.h"
static VALUE sym_7bit, sym_valid, sym_unknown, sym_broken;
static VALUE
str_coderange(VALUE str)
coderange_int2sym(int coderange)
{
switch (ENC_CODERANGE(str)) {
switch (coderange) {
case ENC_CODERANGE_7BIT:
return sym_7bit;
case ENC_CODERANGE_VALID:
@ -19,6 +20,21 @@ str_coderange(VALUE str)
UNREACHABLE;
}
/* return coderange without scan */
static VALUE
str_coderange(VALUE str)
{
return coderange_int2sym(ENC_CODERANGE(str));
}
/* scan coderange and return the result */
static VALUE
str_coderange_scan(VALUE str)
{
ENC_CODERANGE_SET(str, ENC_CODERANGE_UNKNOWN);
return coderange_int2sym(rb_enc_str_coderange(str));
}
void
Init_coderange(VALUE klass)
{
@ -27,4 +43,5 @@ Init_coderange(VALUE klass)
sym_unknown = ID2SYM(rb_intern("unknown"));
sym_broken = ID2SYM(rb_intern("broken"));
rb_define_method(klass, "coderange", str_coderange, 0);
rb_define_method(klass, "coderange_scan", str_coderange_scan, 0);
}

59
test/-ext-/string/test_coderange.rb Normal file
View file

@ -0,0 +1,59 @@
# coding: ascii-8bit
require 'test/unit'
require "-test-/string/string"
require "rbconfig/sizeof"
class Test_StringCoderange < Test::Unit::TestCase
def setup
@sizeof_voidp = RbConfig::SIZEOF["void*"]
@a8 = Encoding::ASCII_8BIT
@a7 = Encoding::US_ASCII
@u8 = Encoding::UTF_8
end
def test_ascii8bit
enc = @a8
str = "a"
str.force_encoding(enc)
assert_equal :"7bit", Bug::String.new(str).coderange_scan
str = "a\xBE".force_encoding(enc)
assert_equal :valid, Bug::String.new(str).coderange_scan
end
def test_usascii
enc = @a7
str = "a"
str.force_encoding(enc)
assert_equal :"7bit", Bug::String.new(str).coderange_scan
str = "a" * (@sizeof_voidp * 2)
str << "\xBE"
str.force_encoding(enc)
assert_equal :broken, Bug::String.new(str).coderange_scan
end
def test_utf8
enc = @u8
str = "a"
str.force_encoding(enc)
assert_equal :"7bit", Bug::String.new(str).coderange_scan
str = "a" * (@sizeof_voidp * 3)
str << "aa\xC2\x80"
str.force_encoding(enc)
assert_equal :valid, Bug::String.new(str).coderange_scan
str = "a" * (@sizeof_voidp * 2)
str << "\xC2\x80"
str << "a" * (@sizeof_voidp * 2)
str.force_encoding(enc)
assert_equal :valid, Bug::String.new(str).coderange_scan
str = "a" * (@sizeof_voidp * 2)
str << "\xC1\x80"
str << "a" * (@sizeof_voidp * 2)
str.force_encoding(enc)
assert_equal :broken, Bug::String.new(str).coderange_scan
end
end