Restore expectation that results can be an iterator.

wolframalpha/test_client.py

@@ -22,8 +22,11 @@ def API_key():
 		pytest.skip("Need WOLFRAMALPHA_API_KEY in environment")
 
 
-def test_basic(API_key):
-	client = wolframalpha.Client(API_key)
+@pytest.fixture
+def client(API_key):
+	return wolframalpha.Client(API_key)
+
+def test_basic(client):
 	res = client.query('30 deg C in deg F')
 	assert len(res.pods) > 0
 	result, = res.results
@@ -31,6 +34,14 @@ def test_basic(API_key):
 	assert result.texts == ['86 °F  (degrees Fahrenheit)']
 
 
+def test_results_iterator(client):
+	"""
+	A Result.results should be an iterator.
+	"""
+	res = client.query('30 deg C in deg F')
+	next(res.results)
+
+
 def test_invalid_app_id():
 	client = wolframalpha.Client('abcdefg')
 	with pytest.raises(Exception):