Update to ruby/spec@e7dc804

1 files changed, 14 insertions, 0 deletions

diff --git a/spec/ruby/core/array/reverse_each_spec.rb b/spec/ruby/core/array/reverse_each_spec.rb
index 97c84a2c2e..59dabcd33d 100644
--- a/spec/ruby/core/array/reverse_each_spec.rb
+++ b/spec/ruby/core/array/reverse_each_spec.rb
@@ -38,6 +38,20 @@ describe "Array#reverse_each" do
     [1, 2, 3].reverse_each.size.should == 3
   end
 
+  it "tolerates increasing an array size during iteration" do
+    array = [:a, :b, :c]
+    ScratchPad.record []
+    i = 0
+
+    array.reverse_each do |e|
+      ScratchPad << e
+      array.prepend i if i < 100
+      i += 1
+    end
+
+    ScratchPad.recorded.should == [:c, :a, 1]
+  end
+
   it_behaves_like :enumeratorize, :reverse_each
   it_behaves_like :enumeratorized_with_origin_size, :reverse_each, [1,2,3]
 end