add all wifi test

tests/all_wifi_test.py

@@ -0,0 +1,19 @@
+#!/usr/bin/python
+import requests
+from automated.helpers import _connect_wifi
+from panda import Panda
+from nose.tools import assert_equal
+
+if __name__ == "__main__":
+  for p in Panda.list():
+    dongle_id, pw = Panda(p).get_serial()
+    assert(dongle_id.isalnum())
+    assert(pw.isalnum())
+    _connect_wifi(dongle_id, pw)
+
+    r = requests.get("http://192.168.0.10/")
+    print r.text
+    wifi_dongle_id = r.text.split("ssid: panda-")[1].split("<br/>")[0]
+
+    assert_equal(str(dongle_id), wifi_dongle_id)
+