From bf2dbe0a68956e1360544ae7cd3d013648bbf05e Mon Sep 17 00:00:00 2001
From: Kevin Schaaf <kschaaf@google.com>
Date: Tue, 11 Apr 2017 18:38:43 -0700
Subject: [PATCH] Ensure prototype wasn't affected by runtime effects.

---
 test/unit/property-effects.html | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/test/unit/property-effects.html b/test/unit/property-effects.html
index 3de0bfb660..d42d1704e5 100644
--- a/test/unit/property-effects.html
+++ b/test/unit/property-effects.html
@@ -1402,7 +1402,7 @@
 
 suite('runtime effects', function() {
 
-  var el;
+  var el, el2;
 
   setup(function() {
     el = document.createElement('x-basic');
@@ -1411,6 +1411,7 @@
 
   teardown(function() {
     document.body.removeChild(el);
+    document.body.removeChild(el2);
   });
 
   test('add/remove runtime property effect', function() {
@@ -1429,6 +1430,10 @@
     el._removePropertyEffect('value', el.PROPERTY_EFFECT_TYPES.OBSERVE, effect);
     el.value = 'value+++';
     assert.equal(fn.callCount, 1);
+    // Ensure prototype wasn't affected
+    el2 = document.createElement('x-basic');
+    document.body.appendChild(el2);
+    assert.equal(fn.callCount, 1);
   });
 
   test('add/remove runtime path effect', function() {
@@ -1455,6 +1460,10 @@
     el._removePropertyEffect('value', el.PROPERTY_EFFECT_TYPES.OBSERVE, effect);
     el.set('value.path', 'value.path+++');
     assert.equal(fn.callCount, 2);
+    // Ensure prototype wasn't affected
+    el2 = document.createElement('x-basic');
+    document.body.appendChild(el2);
+    assert.equal(fn.callCount, 2);
   });
 
 });