From 36fbd8d9412c599608888e18b104c820ffaefea4 Mon Sep 17 00:00:00 2001
From: Ben Newman <bn@cs.stanford.edu>
Date: Fri, 19 Jul 2013 13:53:15 -0400
Subject: [PATCH] After each test, remove any stray nodes added to the
 document.

This was not necessary when we were running each test in its own
`<iframe>`, and it doesn't seem to affect any test behavior currently, but
it seems wise for the sake of test isolation and hygiene.
---
 src/test/all.js |  9 +++++++++
 test/index.html | 11 ++++++++++-
 2 files changed, 19 insertions(+), 1 deletion(-)
diff --git a/src/test/all.js b/src/test/all.js
index a5c58f4bab..d06d11aa1d 100644
--- a/src/test/all.js
+++ b/src/test/all.js
@@ -43,3 +43,12 @@ require("./mock-timers");
 exports.enableTest = function(testID) {
   require("../" + testID);
 };
+
+exports.removeSiblings = function(node) {
+  var parent = node && node.parentNode;
+  if (parent) {
+    while (node.nextSibling) {
+      parent.removeChild(node.nextSibling);
+    }
+  }
+};
diff --git a/test/index.html b/test/index.html
index 098874a4b6..bfa188629f 100644
--- a/test/index.html
+++ b/test/index.html
@@ -8,7 +8,16 @@
   <body>
     <script>
       ENABLE_TESTS_HERE
-      jasmine.getEnv().execute();
+
+      (function(env) {
+        // Clean up any nodes the previous test might have added.
+        env.afterEach(function() {
+          harness.removeSiblings(document.body);
+          harness.removeSiblings(document.getElementById("HTMLReporter"));
+        });
+
+        env.execute();
+      })(jasmine.getEnv());
     </script>
   </body>
 </html>
