diff options
Diffstat (limited to 'test/ruby')
| -rw-r--r-- | test/ruby/test_io.rb | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb index 4f002e8b3d..e424747734 100644 --- a/test/ruby/test_io.rb +++ b/test/ruby/test_io.rb @@ -857,6 +857,47 @@ class TestIO < Test::Unit::TestCase } end + def test_copy_stream_write_in_binmode + bug8767 = '[ruby-core:56518] [Bug #8767]' + mkcdtmpdir { + EnvUtil.with_default_internal(Encoding::UTF_8) do + # StringIO to object with to_path + bytes = "\xDE\xAD\xBE\xEF".force_encoding(Encoding::ASCII_8BIT) + src = StringIO.new(bytes) + dst = Object.new + def dst.to_path + "qux" + end + assert_nothing_raised(bug8767) { + IO.copy_stream(src, dst) + } + assert_equal(bytes, File.binread("qux"), bug8767) + assert_equal(4, src.pos, bug8767) + end + } + end + + def test_copy_stream_read_in_binmode + bug8767 = '[ruby-core:56518] [Bug #8767]' + mkcdtmpdir { + EnvUtil.with_default_internal(Encoding::UTF_8) do + # StringIO to object with to_path + bytes = "\xDE\xAD\xBE\xEF".force_encoding(Encoding::ASCII_8BIT) + File.binwrite("qux", bytes) + dst = StringIO.new + src = Object.new + def src.to_path + "qux" + end + assert_nothing_raised(bug8767) { + IO.copy_stream(src, dst) + } + assert_equal(bytes, dst.string.b, bug8767) + assert_equal(4, dst.pos, bug8767) + end + } + end + class Rot13IO def initialize(io) @io = io |