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-rw-r--r--test/ruby/test_m17n.rb5
1 files changed, 5 insertions, 0 deletions
diff --git a/test/ruby/test_m17n.rb b/test/ruby/test_m17n.rb
index 1fa6d51288..e5c0acb034 100644
--- a/test/ruby/test_m17n.rb
+++ b/test/ruby/test_m17n.rb
@@ -867,6 +867,11 @@ class TestM17N < Test::Unit::TestCase
assert_equal(nil, u("\xc2\xa1\xc2\xa2\xc2\xa3")[u("\xa1\xc2")])
assert_raise(Encoding::CompatibilityError) { u("\xc2\xa1\xc2\xa2\xc2\xa3")[a("\xa1\xc2")] }
assert_nil(e("\xa1\xa2\xa3\xa4")[e("\xa2\xa3")])
+
+ bug2379 = '[ruby-core:26787]'
+ assert_equal("\u{439}", "\u{439}"[0, 30], bug2379)
+ assert_equal("\u{439}", "a\u{439}"[1, 30], bug2379)
+ assert_equal("\u{439}", "a\u{439}bcdefghijklmnop"[1, 1][0, 1], bug2379)
end
def test_aset