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authorksss <[email protected]>2017-05-21 22:55:28 +0900
committerksss <[email protected]>2017-05-22 11:47:45 +0900
commit0bbd60b52348a9c1938d8cce7a1d5aea996e7e1e (patch)
tree033ee16136bdb3404d5e081d7a1f5c2fb3d8aeb7 /test/io.rb
parent86edc9ab8541d15b470dd4fe0bac1e136c2ffced (diff)
downloadmruby-0bbd60b52348a9c1938d8cce7a1d5aea996e7e1e.tar.gz
mruby-0bbd60b52348a9c1938d8cce7a1d5aea996e7e1e.zip
IO#sysread should raise error when invalid pos
Diffstat (limited to 'test/io.rb')
-rw-r--r--test/io.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/test/io.rb b/test/io.rb
index 02ab038bb..9ce8985f7 100644
--- a/test/io.rb
+++ b/test/io.rb
@@ -236,6 +236,7 @@ assert('IO.sysopen, IO#sysread') do
io.close
assert_equal "", io.sysread(0)
assert_raise(IOError) { io.sysread(1) }
+ assert_raise(ArgumentError) { io.sysread(-1) }
io.closed?
end