Added test

wolframalpha/__init__.py

@@ -23,5 +23,6 @@ class Client(object):
         ))
         url = 'http://api.wolframalpha.com/v2/query?' + query
         resp = urllib2.urlopen(url)
-        assert resp.headers['Content-Type'] == 'application/xml'
+        assert resp.headers.gettype() == 'text/xml'
+        assert resp.headers.getparam('charset') == 'utf-8'
         return Result(resp)

wolframalpha/test_client.py

@@ -0,0 +1,8 @@
+import wolframalpha
+
+app_id = 'Q59EW4-7K8AHE858R'
+"App ID for testing this project. Please don't use for other apps."
+
+def test_basic():
+	client = wolframalpha.Client(app_id)
+	client.query('30 deg C in deg F')