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authorLuke Gruber <luke.gru@gmail.com>2019-06-22 18:37:08 -0400
committerNobuyoshi Nakada <nobu@ruby-lang.org>2019-06-23 08:05:13 +0900
commitec8e5f5aa64e2a54cf1e303f2b012c98e8d521ba (patch)
treeb8e7a123b5a179ae1319e8157ee34273a639b24d /test/ruby/test_array.rb
parent3840791b7ebb2442724d96c69a791d0e678fbc6c (diff)
array.c: always check frozenness in Array#unshift. Fixes [Bug #15952]
Closes: https://github.com/ruby/ruby/pull/2251
Diffstat (limited to 'test/ruby/test_array.rb')
-rw-r--r--test/ruby/test_array.rb11
1 files changed, 11 insertions, 0 deletions
diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb
index 88d61b79e0..b1778d191c 100644
--- a/test/ruby/test_array.rb
+++ b/test/ruby/test_array.rb
@@ -1958,6 +1958,17 @@ class TestArray < Test::Unit::TestCase
assert_equal(@cls[@cls[1,2], nil, 'dog', 'cat'], a.unshift(@cls[1, 2]))
end
+ def test_unshift_frozen
+ bug15952 = '[Bug #15952]'
+ assert_raise(FrozenError, bug15952) do
+ a = [1] * 100
+ b = a[4..-1]
+ a.replace([1])
+ b.freeze
+ b.unshift("a")
+ end
+ end
+
def test_OR # '|'
assert_equal(@cls[], @cls[] | @cls[])
assert_equal(@cls[1], @cls[1] | @cls[])