diff options
Diffstat (limited to 'test')
-rw-r--r-- | test/ruby/test_array.rb | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb index b8df561109..fcc493951f 100644 --- a/test/ruby/test_array.rb +++ b/test/ruby/test_array.rb @@ -1297,6 +1297,11 @@ class TestArray < Test::Unit::TestCase "edcba".each_char.to_a.permutation(5).sort) assert_equal(@cls[].permutation(0).to_a, @cls[[]]) + a = @cls[1, 2, 3, 4] + b = @cls[] + a.permutation {|x| b << x; a.replace(@cls[9, 8, 7, 6]) } + assert_equal(@cls[9, 8, 7, 6], a) + assert_equal(@cls[1, 2, 3, 4].permutation.to_a, b) end def test_take |