fix query and add test (#17)

Author: paulineribeyre

gen3/submission.py

@@ -313,7 +313,7 @@ def query(self, query_txt, variables=None, max_tries=1):
 
         tries = 0
         while tries < max_tries:
-            output = requests.post(api_url, auth=self._auth_provider, json=query)
+            output = requests.post(api_url, auth=self._auth_provider, json=query).text
             data = json.loads(output)
 
             if "errors" in data:

tests/submission_test.py

@@ -129,9 +129,17 @@ def test_delete_record(sub):
         sub.delete_record("prog1", "proj1", "id")
 
 
+def test_query(sub):
+    with patch("gen3.submission.requests") as mock_request:
+        mock_request.status_code = 200
+        mock_request.post().text = '{ "key": "value" }'
+        res = sub.query("{ experiment { submitter_id } }")
+        assert res == {"key": "value"}
+
+
 """ Not tested:
 
-    - query : visual tests
+    - query : more tests
     - get_project_manifest: lack of swagger documentation. 
       error about not submitting ids
     - submit_file