add catalog config to manifest.py

tests/functional/test_external_catalog.py

@@ -0,0 +1,37 @@
+import pytest
+import yaml
+
+from dbt.tests.util import run_dbt, write_file
+from tests.fixtures.jaffle_shop import JaffleShopProject
+
+
+@pytest.fixture(scope="class", autouse=True)
+def dbt_catalog_config(project_root):
+    config = {
+        "name": "my_project",
+        "version": "0.1",
+        "config-version": 2,
+        "external-catalog": {
+            "name": "my_external_catalog",
+            "type": "iceberg",
+            "configuration": {
+                "table_format": "parquet",
+                "namespace": "dbt",
+                "external_location": "s3://my-bucket/my-path",
+            },
+            "management": {
+                "enabled": True,
+                "create_if_not_exists": False,
+                "alter_if_different": False,
+                "read_only": True,
+                "refresh": "on_change",
+            },
+        },
+    }
+    write_file(yaml.safe_dump(config), project_root, "catalog.yml")
+
+
+class TestCatalogConfig(JaffleShopProject):
+
+    def test_supplying_external_catalog(self, project):
+        run_dbt(["build"])