1 files changed, 18 insertions, 0 deletions
diff --git a/spec/ruby/shared/queue/enque.rb b/spec/ruby/shared/queue/enque.rb
new file mode 100644
index 0000000000..ad413e1f46
--- /dev/null
+++ b/spec/ruby/shared/queue/enque.rb
@@ -0,0 +1,18 @@
+describe :queue_enq, shared: true do
+  it "adds an element to the Queue" do
+    q = @object.call
+    q.size.should == 0
+    q.send @method, Object.new
+    q.size.should == 1
+    q.send @method, Object.new
+    q.size.should == 2
+  end
+
+  it "is an error for a closed queue" do
+    q = @object.call
+    q.close
+    lambda {
+      q.send @method, Object.new
+    }.should raise_error(ClosedQueueError)
+  end
+end