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authortompng <[email protected]>2024-01-16 02:44:53 +0900
committerNobuyoshi Nakada <[email protected]>2024-01-16 23:18:55 +0900
commitade56737e2273847426214035c0ff2340b43799a (patch)
treebad63eab75e91ff9406ecf56101f9f48144560e0 /test/ruby/test_string.rb
parent0520e9675b91ea559da1ae5eda9db378fbdbca52 (diff)
Fix coderange of invalid_encoding_string.<<(ord)
Appending valid encoding character can change coderange from invalid to valid. Example: "\x95".force_encoding('sjis')<<0x5C will be a valid string "\x{955C}"
Diffstat (limited to 'test/ruby/test_string.rb')
-rw-r--r--test/ruby/test_string.rb3
1 files changed, 3 insertions, 0 deletions
diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb
index 4aa119f8fd..42f2544b5a 100644
--- a/test/ruby/test_string.rb
+++ b/test/ruby/test_string.rb
@@ -301,6 +301,9 @@ CODE
assert_raise(RangeError, bug) {S("a".force_encoding(Encoding::UTF_8)) << -1}
assert_raise(RangeError, bug) {S("a".force_encoding(Encoding::UTF_8)) << 0x81308130}
assert_nothing_raised {S("a".force_encoding(Encoding::GB18030)) << 0x81308130}
+
+ s = "\x95".force_encoding(Encoding::SJIS).tap(&:valid_encoding?)
+ assert_predicate(s << 0x5c, :valid_encoding?)
end
def test_MATCH # '=~'