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* io.c (rb_io_initialize): don't accept IO object. [ruby-dev:35895]

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18883 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2008-08-27 15:09:47 +00:00
parent f6f85ad683
commit d05d66e2ac
3 changed files with 19 additions and 67 deletions
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25
test/ruby/test_io.rb
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@ -1189,31 +1189,6 @@ class TestIO < Test::Unit::TestCase
assert_equal("foo\nbar\nbaz\n", File.read(t.path))
with_pipe do |r, w|
assert_raise(RuntimeError) do
o = Object.new
class << o; self; end.instance_eval do
define_method(:to_io) { r }
end
w.instance_eval { initialize(o) }
end
end
pipe(proc do |w|
w = IO.new(w)
w.puts "foo"
w.puts "bar"
w.puts "baz"
w.close
end, proc do |r|
r = IO.new(r)
assert_equal("foo\nbar\nbaz\n", r.read)
end)
with_pipe do |r, w|
assert_raise(ArgumentError) { IO.new(r, "r+") }
end
f = open(t.path)
assert_raise(RuntimeError) do
f.instance_eval { initialize }