spec/multi_spec.rb in em-synchrony-1.0.4 vs spec/multi_spec.rb in em-synchrony-1.0.5

@@ -7,7 +7,23 @@
         m = EM::Synchrony::Multi.new
         m.add :df1, EM::DefaultDeferrable.new
         m.add :df1, EM::DefaultDeferrable.new
       end.should raise_error("Duplicate Multi key")
     end
+
+    context "when defferable succeeded before adding" do
+      it "does not succeed twice" do
+        multi = EM::Synchrony::Multi.new
+        multi.should_receive(:succeed).once
+
+        slow = EM::DefaultDeferrable.new
+        multi.add :slow, slow
+
+        quick = EM::DefaultDeferrable.new
+        quick.succeed
+        multi.add :quick, quick
+
+        slow.succeed
+      end
+    end
   end
-end
\ No newline at end of file
+end