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-rw-r--r--tests/modules/string/serialize/test.lua3
1 files changed, 3 insertions, 0 deletions
diff --git a/tests/modules/string/serialize/test.lua b/tests/modules/string/serialize/test.lua
index ab8986867..66b216566 100644
--- a/tests/modules/string/serialize/test.lua
+++ b/tests/modules/string/serialize/test.lua
@@ -42,6 +42,9 @@ function test_function(t)
t:are_equal(roundtrip(function() return {{1, 2, 3, nil, 4}} end)(), {{1, 2, 3, nil, 4}})
t:are_equal(roundtrip({function() return {{1, 2, 3, nil, 4}} end})[1](), {{1, 2, 3, nil, 4}})
t:are_equal(roundtrip({{function() return {{1, 2, 3, nil, 4}} end}})[1][1](), {{1, 2, 3, nil, 4}})
+
+ t:will_raise(function() string.serialize({io.open}):deserialize()[1]("test.lua") end, "attempt to call global 'setmetatable' (a nil value)")
+ t:will_raise(function() string.serialize({io.open}):deserialize()[1]("not/a/file") end, "failed to open file: not/a/file")
end
function test_refloop(t)