Added tests for circuit hierarchy

test/test_external_inventory_routes.py

@@ -101,4 +101,34 @@ def test_get_interface_info_for_equipment_and_interface(mocker, client):
 
 
 def test_get_children(mocker, client):
-    pass  # todo - carry on from here
+    mocked_redis = mocker.patch(
+        "inventory_provider.routes.opsdb.db.get_redis")
+    mocked_hget = mocked_redis.return_value.hget
+
+    rv = client.get(
+        '/opsdb/circuit-hierarchy/children/22987',
+        headers=DEFAULT_REQUEST_HEADERS)
+    assert rv.status_code == 200
+    assert rv.is_json
+
+    mocked_hget.assert_called_with(
+        external_inventory.service_parent_to_children_key,
+        "22987"
+    )
+
+
+def test_get_parents(mocker, client):
+    mocked_redis = mocker.patch(
+        "inventory_provider.routes.opsdb.db.get_redis")
+    mocked_hget = mocked_redis.return_value.hget
+
+    rv = client.get(
+        '/opsdb/circuit-hierarchy/children/22987',
+        headers=DEFAULT_REQUEST_HEADERS)
+    assert rv.status_code == 200
+    assert rv.is_json
+
+    mocked_hget.assert_called_with(
+        external_inventory.service_parent_to_children_key,
+        "22987"
+    )