1 files changed, 8 insertions, 0 deletions
diff --git a/spec/ruby/shared/queue/freeze.rb b/spec/ruby/shared/queue/freeze.rb
new file mode 100644
index 0000000000..7f1f72fd7e
--- /dev/null
+++ b/spec/ruby/shared/queue/freeze.rb
@@ -0,0 +1,8 @@
+describe :queue_freeze, shared: true do
+  it "raises an exception when freezing" do
+    queue = @object.call
+    -> {
+      queue.freeze
+    }.should.raise(TypeError, "cannot freeze #{queue}")
+  end
+end