Add test verifying that serve can handle deep trees

Add a test testing the serve instance implicit to the "with serve"
rule by asking it to build a target that creates an export target
where the output is a deep tree.

1 files changed, 28 insertions, 0 deletions

diff --git a/test/end-to-end/serve-service/data/deep-output.py b/test/end-to-end/serve-service/data/deep-output.py
new file mode 100644
index 00000000..8acd9967
--- /dev/null
+++ b/test/end-to-end/serve-service/data/deep-output.py
@@ -0,0 +1,28 @@
+#!/usr/bin/env python3
+# Copyright 2025 Huawei Cloud Computing Technology Co., Ltd.
+#
+# Licensed 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 os
+import sys
+
+outname = sys.argv[1]
+depth = int(sys.argv[2])
+
+outpath = os.path.join(outname, *(["x"] * depth))
+
+os.makedirs(outpath)
+
+for i in range(10):
+    with open(os.path.join(outpath, "data%d.txt" % (i,)), "w") as f:
+        f.write("%d" % (i,))