Upgraded celery to 4.1, added endpoint logic for fingerprinting audio files

api/tests/test_acoustid.py

@@ -0,0 +1,34 @@
+from funkwhale_api.providers.acoustid import get_acoustid_client
+
+
+def test_client_is_configured_with_correct_api_key(preferences):
+    api_key = 'hello world'
+    preferences['providers_acoustid__api_key'] = api_key
+
+    client = get_acoustid_client()
+    assert client.api_key == api_key
+
+
+def test_client_returns_raw_results(db, mocker, preferences):
+    api_key = 'test'
+    preferences['providers_acoustid__api_key'] = api_key
+    payload = {
+        'results': [
+            {'id': 'e475bf79-c1ce-4441-bed7-1e33f226c0a2',
+             'recordings': [
+                {'artists': [
+                    {'id': '9c6bddde-6228-4d9f-ad0d-03f6fcb19e13',
+                     'name': 'Binärpilot'}],
+                 'duration': 268,
+                 'id': 'f269d497-1cc0-4ae4-a0c4-157ec7d73fcb',
+                 'title': 'Bend'}],
+           'score': 0.860825}],
+       'status': 'ok'
+    }
+
+    m = mocker.patch('acoustid.match', return_value=payload)
+    client = get_acoustid_client()
+    response = client.match('/tmp/noopfile.mp3')
+
+    assert response == payload
+    m.assert_called_once_with('test', '/tmp/noopfile.mp3', parse=False)