Add test for extendDeep getting prototype methods

Previously extendDeep would copy methods from the prototype. With recent changes those are dropped. This test shows that.
node-config · May 22, 2016 · 72b3746 · 72b3746
1 parent 7aec91f
commit 72b3746
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/test/1-protected-test.js b/test/1-protected-test.js
@@ -168,6 +168,11 @@ vows.describe('Protected (hackable) utilities test')
       var extWith = {elem3:{sub2:"val6",sub3:"val7"}};
       CONFIG.util.extendDeep({}, orig, extWith);
       assert.deepEqual(orig, shouldBe);
+    },
+    'Keeps prototype methods intact': function() {
+      var orig = Object.create({has: function() {}});
+      var result = CONFIG.util.extendDeep({}, orig, {});
+      assert.isFunction(result.has);
     }
   },