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error.c: check argument of Warning.warn

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* error.c (rb_warning_s_warn): the argument must be an
  ASCII-compatible string.  [ruby-core:77430] [Bug #12793]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56274 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2016-09-27 15:21:01 +00:00
parent 3d2e45d319
commit d28bac1cae
3 changed files with 19 additions and 0 deletions
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12
test/ruby/test_exception.rb
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@ -940,4 +940,16 @@ $stderr = $stdout; raise "\x82\xa0"') do |outs, errs, status|
remove_method :warn2
end
end
def test_warning_warn_invalid_argument
assert_raise(TypeError) do
::Warning.warn nil
end
assert_raise(TypeError) do
::Warning.warn 1
end
assert_raise(Encoding::CompatibilityError) do
::Warning.warn "\x00a\x00b\x00c".force_encoding("utf-16be")
end
end
end