diff options
| -rw-r--r-- | test/io.rb | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/io.rb b/test/io.rb index 77b6bc430..49a2a3f97 100644 --- a/test/io.rb +++ b/test/io.rb @@ -51,6 +51,18 @@ assert('IO.sysopen, IO#close, IO#closed?') do assert_equal true, io.closed?, "IO#closed? should return true" end +assert('IO.sysopen("/nonexistent")') do + if Object.const_defined? :Errno + eclass = Errno::ENOENT + else + eclass = RuntimeError + end + assert_raise eclass do + fd = IO.sysopen "/nonexistent" + IO.close fd + end +end + assert('IO.sysopen, IO#sysread') do fd = IO.sysopen $mrbtest_io_rfname io = IO.new fd |