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-rw-r--r--test/ruby/test_string.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb
index 4cd6afdd80..2768a65441 100644
--- a/test/ruby/test_string.rb
+++ b/test/ruby/test_string.rb
@@ -507,6 +507,7 @@ class TestString < Test::Unit::TestCase
assert_raise(ArgumentError) {S("mypassword").crypt(S(""))}
assert_raise(ArgumentError) {S("mypassword").crypt(S("\0a"))}
assert_raise(ArgumentError) {S("mypassword").crypt(S("a\0"))}
+ assert_raise(ArgumentError) {S("poison\u0000null").crypt(S("aa"))}
[Encoding::UTF_16BE, Encoding::UTF_16LE,
Encoding::UTF_32BE, Encoding::UTF_32LE].each do |enc|
assert_raise(ArgumentError) {S("mypassword").crypt(S("aa".encode(enc)))}