From 0e5d682b65031b94057a9212866ffa1146802e2b Mon Sep 17 00:00:00 2001
From: newagebegins <newagebegins@gmail.com>
Date: Tue, 19 Jun 2012 16:57:01 +1100
Subject: [PATCH] base - destroy only once

---
 spec/BaseSpec.js | 6 +++++-
 src/Base.js      | 3 +++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/spec/BaseSpec.js b/spec/BaseSpec.js
index f9682a9..de6682f 100644
--- a/spec/BaseSpec.js
+++ b/spec/BaseSpec.js
@@ -39,6 +39,10 @@ describe("Base", function () {
     var base = new Base(eventManager);
     spyOn(eventManager, 'fireEvent');
     base.hit();
-    expect(eventManager.fireEvent).toHaveBeenCalledWith({'name': Base.Event.HIT, 'base': base});
+    var EVENT = {'name': Base.Event.HIT, 'base': base};
+    expect(eventManager.fireEvent).toHaveBeenCalledWith(EVENT);
+    eventManager.fireEvent.reset();
+    base.hit();
+    expect(eventManager.fireEvent).not.toHaveBeenCalledWith(EVENT);
   });
 });
diff --git a/src/Base.js b/src/Base.js
index 6daa0d9..a632ebc 100644
--- a/src/Base.js
+++ b/src/Base.js
@@ -38,6 +38,9 @@ Base.prototype.notify = function (event) {
 };
 
 Base.prototype.hit = function () {
+  if (this._hit) {
+    return;
+  }
   this._hit = true;
   this._eventManager.fireEvent({'name': Base.Event.HIT, 'base': this});
 };