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authornagachika <nagachika@ruby-lang.org>2024-03-31 17:18:55 +0900
committernagachika <nagachika@ruby-lang.org>2024-03-31 17:18:55 +0900
commit4f3ed07d5bfd581b630e4afc8b9bb170ce781e7f (patch)
treeb5a1d43f0ed8378e1c7b33e45f9f17a38d1b448c /test
parent1b5c74a2408d248f35cb811327dd51f49ee37c9e (diff)
merge revision(s) ade56737e2273847426214035c0ff2340b43799a: [Backport #20190]
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}" --- string.c | 6 +++++- test/ruby/test_string.rb | 3 +++ 2 files changed, 8 insertions(+), 1 deletion(-)
Diffstat (limited to 'test')
-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 069813e681..24527a527f 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 # '=~'