chore: migrate available_domains to api/v1 (#21173)

tests/integration_tests/available_domains/api_tests.py

@@ -0,0 +1,30 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+import json
+
+from tests.integration_tests.test_app import app
+
+
+def test_get_available_domains(test_client, login_as_admin):
+    cached = app.config["SUPERSET_WEBSERVER_DOMAINS"]
+    app.config["SUPERSET_WEBSERVER_DOMAINS"] = ["a", "b"]
+    resp = test_client.get("api/v1/available_domains/")
+    assert resp.status_code == 200
+    data = json.loads(resp.data.decode("utf-8"))
+    result = data.get("result")
+    assert result == {"domains": ["a", "b"]}
+    app.config["SUPERSET_WEBSERVER_DOMAINS"] = cached