aboutsummaryrefslogtreecommitdiffstats
path: root/test/ruby/test_array.rb
diff options
context:
space:
mode:
Diffstat (limited to 'test/ruby/test_array.rb')
-rw-r--r--test/ruby/test_array.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb
index 5bd4517f2e..e7e654d181 100644
--- a/test/ruby/test_array.rb
+++ b/test/ruby/test_array.rb
@@ -1085,6 +1085,7 @@ class TestArray < Test::Unit::TestCase
assert_equal(Encoding::US_ASCII, [1, [u]].join.encoding)
assert_equal(Encoding::UTF_8, [u, [e]].join.encoding)
assert_equal(Encoding::UTF_8, [u, [1]].join.encoding)
+ assert_equal(Encoding::UTF_8, [Struct.new(:to_str).new(u)].join.encoding)
bug5379 = '[ruby-core:39776]'
assert_equal(Encoding::US_ASCII, [[], u, nil].join.encoding, bug5379)
assert_equal(Encoding::UTF_8, [[], "\u3042", nil].join.encoding, bug5379)