Extend test to capture exactly one result with exactly one text.

wolframalpha/test_client.py

@@ -26,8 +26,10 @@ def test_basic(API_key):
 	client = wolframalpha.Client(API_key)
 	res = client.query('30 deg C in deg F')
 	assert len(res.pods) > 0
-	results = list(res.results)
-	assert results[0].text == '86 °F  (degrees Fahrenheit)'
+	result, = res.results
+	assert result.text == '86 °F  (degrees Fahrenheit)'
+	assert result.texts == ['86 °F  (degrees Fahrenheit)']
+
 
 def test_invalid_app_id():
 	client = wolframalpha.Client('abcdefg')