diff options
-rw-r--r-- | test/io/console/test_io_console.rb | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/test/io/console/test_io_console.rb b/test/io/console/test_io_console.rb index a02605dd1e..eb0bb22c39 100644 --- a/test/io/console/test_io_console.rb +++ b/test/io/console/test_io_console.rb @@ -29,6 +29,16 @@ class TestIO_Console < Test::Unit::TestCase def set_winsize_teardown trap(:TTOU, @old_ttou) if defined?(@old_ttou) and @old_ttou end + + def test_failed_path + skip unless Errno.const_defined?(:ENODEV) + File.open(IO::NULL) do |f| + e = assert_raise(Errno::ENODEV) do + f.echo? + end + assert_include(e.message, IO::NULL) + end + end end defined?(PTY) and defined?(IO.console) and TestIO_Console.class_eval do |