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-rw-r--r--lib/stdlib/test/unicode_SUITE.erl24
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/stdlib/test/unicode_SUITE.erl b/lib/stdlib/test/unicode_SUITE.erl
index 3d97ab93f1..e01ba3fbb0 100644
--- a/lib/stdlib/test/unicode_SUITE.erl
+++ b/lib/stdlib/test/unicode_SUITE.erl
@@ -998,6 +998,30 @@ normalize(_) ->
true = unicode:characters_to_nfkc_list("ホンダ") =:= unicode:characters_to_nfkc_list("ホンダ"),
true = unicode:characters_to_nfkd_list("32") =:= unicode:characters_to_nfkd_list("32"),
+
+ {error, [0], <<128>>} = unicode:characters_to_nfc_list(<<0, 128>>),
+ {error, [0], <<128>>} = unicode:characters_to_nfkc_list(<<0, 128>>),
+ {error, [0], <<128>>} = unicode:characters_to_nfd_list(<<0, 128>>),
+ {error, [0], <<128>>} = unicode:characters_to_nfkd_list(<<0, 128>>),
+
+ {error, <<0>>, <<128>>} = unicode:characters_to_nfc_binary(<<0, 128>>),
+ {error, <<0>>, <<128>>} = unicode:characters_to_nfkc_binary(<<0, 128>>),
+ {error, <<0>>, <<128>>} = unicode:characters_to_nfd_binary(<<0, 128>>),
+ {error, <<0>>, <<128>>} = unicode:characters_to_nfkd_binary(<<0, 128>>),
+
+ LargeBin = binary:copy(<<"abcde">>, 50),
+ LargeList = binary_to_list(LargeBin),
+
+ {error, LargeList, <<128>>} = unicode:characters_to_nfc_list(<<LargeBin/binary, 128>>),
+ {error, LargeList, <<128>>} = unicode:characters_to_nfkc_list(<<LargeBin/binary, 128>>),
+ {error, LargeList, <<128>>} = unicode:characters_to_nfd_list(<<LargeBin/binary, 128>>),
+ {error, LargeList, <<128>>} = unicode:characters_to_nfkd_list(<<LargeBin/binary, 128>>),
+
+ {error, LargeBin, <<128>>} = unicode:characters_to_nfc_binary(<<LargeBin/binary, 128>>),
+ {error, LargeBin, <<128>>} = unicode:characters_to_nfkc_binary(<<LargeBin/binary, 128>>),
+ {error, LargeBin, <<128>>} = unicode:characters_to_nfd_binary(<<LargeBin/binary, 128>>),
+ {error, LargeBin, <<128>>} = unicode:characters_to_nfkd_binary(<<LargeBin/binary, 128>>),
+
ok.