Add tests for tuf metadata delete

util/tufmetadata/test/test_tufmetadata.py

@@ -69,4 +69,40 @@ def test_get_metadata_exception(connection_error, response_code, exception):
     tuf_api = api.TUFMetadataAPI(app, app.config, client=client)
     tags, expiration = tuf_api.get_default_tags_with_expiration('quay', 'quay')
     assert tags == None
-    assert expiration == None
+    assert expiration == None
+    
+  
+@pytest.mark.parametrize('response_code,expected', [
+  (200, True),
+  (400, False),
+  (401, False),
+])
+def test_delete_metadata(response_code, expected): 
+    app = Flask(__name__) 
+    app.config.from_object(testconfig.TestConfig())
+    client = mock.Mock()
+    request = mock.Mock(status_code=response_code)
+    client.request.return_value = request
+    tuf_api = api.TUFMetadataAPI(app, app.config, client=client)
+    response = tuf_api.delete_metadata('quay', 'quay')
+    assert response == expected 
+    
+@pytest.mark.parametrize('response_code,exception', [
+  (200, requests.exceptions.Timeout),
+  (200, requests.exceptions.ConnectionError),
+  (200, requests.exceptions.RequestException),
+  (200, ValueError),
+  (500, api.Non200ResponseException(mock.Mock(status_code=500))),
+  (400, api.Non200ResponseException(mock.Mock(status_code=400))),
+  (401, api.Non200ResponseException(mock.Mock(status_code=401))),
+  (404, api.Non200ResponseException(mock.Mock(status_code=404))),  
+])
+def test_delete_metadata_exception(response_code, exception): 
+    app = Flask(__name__) 
+    app.config.from_object(testconfig.TestConfig())
+    request = mock.Mock(status_code=response_code)
+    client = mock.Mock(request=request)
+    client.request.side_effect = exception
+    tuf_api = api.TUFMetadataAPI(app, app.config, client=client)
+    response = tuf_api.delete_metadata('quay', 'quay')
+    assert response == False