From 86edc9ab8541d15b470dd4fe0bac1e136c2ffced Mon Sep 17 00:00:00 2001 From: ksss Date: Sun, 21 May 2017 22:54:46 +0900 Subject: IO#sysread should raise IOError when closed --- test/io.rb | 1 + 1 file changed, 1 insertion(+) (limited to 'test') diff --git a/test/io.rb b/test/io.rb index 5a95961f3..02ab038bb 100644 --- a/test/io.rb +++ b/test/io.rb @@ -235,6 +235,7 @@ assert('IO.sysopen, IO#sysread') do end io.close assert_equal "", io.sysread(0) + assert_raise(IOError) { io.sysread(1) } io.closed? end -- cgit v1.2.3