diff options
author | drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-04-18 23:48:27 +0000 |
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committer | drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-04-18 23:48:27 +0000 |
commit | ab0eb272f9e73123211574081aa8a0943678d80d (patch) | |
tree | 5fd6a149c40d1ffd25eb2531beb30fa17566a6d8 /test/ruby/test_argf.rb | |
parent | aa883f84da4f3e4e82ecf2feaddca31d015f590e (diff) |
* 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
Diffstat (limited to 'test/ruby/test_argf.rb')
-rw-r--r-- | test/ruby/test_argf.rb | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/ruby/test_argf.rb b/test/ruby/test_argf.rb index 2f1ddf5391..284f34259e 100644 --- a/test/ruby/test_argf.rb +++ b/test/ruby/test_argf.rb @@ -446,6 +446,16 @@ class TestArgf < Test::Unit::TestCase end end + def test_read2_with_not_empty_buffer + ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f| + s = "0123456789" + ARGF.read(8, s) + p s + SRC + assert_equal("\"1\\n2\\n3\\n4\\n\"\n", f.read) + end + end + def test_read3 ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f| nil while ARGF.gets @@ -463,6 +473,8 @@ class TestArgf < Test::Unit::TestCase loop do s << ARGF.readpartial(1) t = ""; ARGF.readpartial(1, t); s << t + # not empty buffer + u = "abcdef"; ARGF.readpartial(1, u); s << u end rescue EOFError puts s |