drbrain ab0eb272f9 * io.c (io_readpartial): Document the output buffer parameter is ... overwritten with the read contents even when non-empty. Patch by yu nobuoka. [ruby-trunk - Bug #6285] * io.c (io_read_nonblock): ditto. * io.c (io_read): ditto. * io.c (rb_io_sysread): ditto. * io.c (argf_read): ditto. * io.c (argf_readpartial): ditto. * ext/stringio/stringio.c (strio_read): ditto. * test/ruby/test_argf.rb (class TestArgf): Add test for existing behavior of read outbuf. * test/ruby/test_io.rb (class TestIO): ditto. * test/stringio/test_stringio.rb (class TestStringIO): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35391 b2dd03c8-39d4-4d8f-98ff-823fe69b080e		2012-04-18 23:48:27 +00:00
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test_stringio.rb