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Bug #466

Updated by nobu (Nobuyoshi Nakada) about 5 years ago

~~~ 
 =begin 
  $ ruby-trunk -v 
 
  ruby 1.9.0 (2008-08-21 revision 18753) [powerpc-darwin9.4.0] 
 ~~~ 
 
  の環境でtest_str_crypt(TestM17NComb)がFailureになります。 

 ~~~ 
 
 
  $ ruby-trunk test/ruby/test_m17n_comb.rb -v -n /crypt/ 
 
  Loaded suite test/ruby/test_m17n_comb 
 
  Started 
 
  test_str_crypt(TestM17NComb): F 

 
 
  Finished in 0.03673 seconds. 

   
 
    1) Failure: 
 
  test_str_crypt(TestM17NComb) 
     
      [test/ruby/test_m17n_comb.rb:800:in `block in test_str_crypt' 
      
       /Users/nishiyamakazuhiro/wc/ruby-lang/trunk/test/ruby/allpairs.rb:83:in `block in each' 
      
       /Users/nishiyamakazuhiro/wc/ruby-lang/trunk/test/ruby/allpairs.rb:75:in `block in each_index' 
      
       /Users/nishiyamakazuhiro/wc/ruby-lang/trunk/test/ruby/allpairs.rb:46:in `block in make_large_block' 
      
       /Users/nishiyamakazuhiro/wc/ruby-lang/trunk/test/ruby/allpairs.rb:26:in `block (2 levels) in make_basic_block' 
      
       /Users/nishiyamakazuhiro/wc/ruby-lang/trunk/test/ruby/allpairs.rb:21:in `times' 
      
       /Users/nishiyamakazuhiro/wc/ruby-lang/trunk/test/ruby/allpairs.rb:21:in `block in make_basic_block' 
      
       /Users/nishiyamakazuhiro/wc/ruby-lang/trunk/test/ruby/allpairs.rb:20:in `times' 
      
       /Users/nishiyamakazuhiro/wc/ruby-lang/trunk/test/ruby/allpairs.rb:20:in `make_basic_block' 
      
       /Users/nishiyamakazuhiro/wc/ruby-lang/trunk/test/ruby/allpairs.rb:45:in `make_large_block' 
      
       /Users/nishiyamakazuhiro/wc/ruby-lang/trunk/test/ruby/allpairs.rb:71:in `each_index' 
      
       /Users/nishiyamakazuhiro/wc/ruby-lang/trunk/test/ruby/allpairs.rb:82:in `each' 
      
       test/ruby/test_m17n_comb.rb:118:in `combination' 
      
       test/ruby/test_m17n_comb.rb:794:in `test_str_crypt']: 
 
  "".force_encoding("ASCII-8BIT").crypt("\xE0\xA0\xA1".force_encoding("UTF-8")). 
 
  <"\xE0\xA0fT7zdRv9Y7A"> expected but was 
 
  <"\xE0\xA0swiH3o6yAu2">. 

 
 
  1 tests, 55 assertions, 1 failures, 0 errors 
 
  $ 
 ~~~ 

 ~~~ 
 
 
 
  $ ruby-trunk -ve '3.times{p "".crypt("\xE0\xA0")}'                                ruby 1.9.0 (2008-08-21 revision 18753) [powerpc-darwin9.4.0] 
 
  "\xE0\xA0X8NBuQ4l6uQ" 
 
  "\xE0\xA0fT7zdRv9Y7A" 
 
  "\xE0\xA0fT7zdRv9Y7A" 
 
  $ 
 ~~~ 
 
  のように2回目以降で結果が違うのが原因のようです。 

 
 
  直接crypt(2)を同じ引数で呼んでも同じ結果になります。 

 ~~~ 
 
  $ cat a.c 
 ~~~ 
 ~~~c 
 
  #include <stdio.h> 
 
  #include <unistd.h> 

 
 
  int main() 
 
  { 
         
          printf("%s\n", crypt("", "\xE0\xA0")); 
         
          printf("%s\n", crypt("", "\xE0\xA0")); 
         
          printf("%s\n", crypt("", "\xE0\xA0")); 
         
          return 0; 
 
  } 
 ~~~ 
 ~~~ 
 
  $ gcc a.c 
 
  $ ./a.out |LANG=C cat -v 
 
  M-`M- X8NBuQ4l6uQ 
 
  M-`M- fT7zdRv9Y7A 
 
  M-`M- fT7zdRv9Y7A 
 ~~~ 
 
  $ 
 =end 

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