1 files changed, 6 insertions, 2 deletions
diff --git a/test/support/fake_xhr.js b/test/support/fake_xhr.js
index 27e621b..6c4976d 100644
--- a/test/support/fake_xhr.js
+++ b/test/support/fake_xhr.js
@@ -5,8 +5,12 @@
     this.sendArgs = null;
     this.headers = {};
     this.responseHeaders = {};
+
+    FakeXhr.instances.push(this);
   }
 
+  FakeXhr.instances = [];
+
   FakeXhr.prototype = {
     open: function() {
       this.openArgs = arguments;
@@ -26,8 +30,8 @@
 
     respond: function(data, code) {
       this.readyState = 4;
-      this.responseHeaders['content-type'] = 'application/json';
-      this.responseText = JSON.stringify(data);
+      this.responseHeaders['content-type'] = 'text/xml';
+      this.responseText = data;
       this.status = code || 200;
       this.onreadystatechange();
     }