[ruby-cvs:60490] nobu:r53327 (trunk): Add test for String#test_insert.

[nobu at ruby-lang.org]

nobu	2015-12-27 11:47:49 +0900 (Sun, 27 Dec 2015)

  New Revision: 53327

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=53327

  Log:
    Add test for String#test_insert.
    
    * test/ruby/test_string.rb (test_insert): The test cases are
      written in string.c comments as a reference.  [Fix GH-1173]

  Modified files:
    trunk/ChangeLog
    trunk/test/ruby/test_string.rb