chore: import upstream snapshot with attribution

tests/unittests/test_verify_snippets.py

@@ -0,0 +1,127 @@
+# Copyright 2026 Google LLC
+#
+# 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.
+
+from __future__ import annotations
+
+import importlib.util
+from pathlib import Path
+import sys
+from types import ModuleType
+
+import pytest
+
+# Dynamically import verify_md and run scripts since they reside in open_source_workspace/.agents
+SCRIPTS_DIR = (
+    Path(__file__).resolve().parent.parent.parent
+    / "open_source_workspace"
+    / ".agents"
+    / "skills"
+    / "adk-verify-snippets"
+    / "scripts"
+)
+
+
+def import_script(name: str) -> ModuleType:
+  file_path = SCRIPTS_DIR / f"{name}.py"
+  spec = importlib.util.spec_from_file_location(name, file_path)
+  if spec is None or spec.loader is None:
+    raise ImportError(f"Could not load script {name} from {file_path}")
+  module = importlib.util.module_from_spec(spec)
+  sys.modules[name] = module
+  spec.loader.exec_module(module)
+  return module
+
+
+verify_md = import_script("verify_md")
+run_module = import_script("run")
+
+
+def test_clean_name() -> None:
+  assert verify_md.clean_name("Hello World 123!") == "hello_world_123"
+  assert (
+      verify_md.clean_name("Verify-Snippets: Ignore") == "verifysnippets_ignore"
+  )
+
+
+def test_md_cell() -> None:
+  assert verify_md.md_cell("col1 | col2") == r"col1 \| col2"
+
+
+def test_safe_fence() -> None:
+  assert verify_md.safe_fence("x = 1", "python") == "```python\nx = 1\n```"
+  assert (
+      verify_md.safe_fence("x = ```foo```", "python")
+      == "````python\nx = ```foo```\n````"
+  )
+
+
+def test_extract_snippets(tmp_path: Path) -> None:
+  md_content = """
+# Heading 1
+Some description here.
+
+```python
+import os
+print(os.getcwd())
+```
+
+## Heading 2
+
+<!-- verify-snippets: ignore -->
+```python
+# ignored snippet
+x = 1 + 2
+```
+"""
+  md_file = tmp_path / "test.md"
+  md_file.write_text(md_content, encoding="utf-8")
+
+  snippets = verify_md.extract_snippets(md_file)
+  assert len(snippets) == 2
+
+  assert snippets[0]["heading"] == "Heading 1"
+  assert "import os" in snippets[0]["code"]
+  assert snippets[0]["skip"] is False
+
+  assert snippets[1]["heading"] == "Heading 2"
+  assert "# ignored snippet" in snippets[1]["code"]
+  assert snippets[1]["skip"] is True
+
+
+def test_extract_error_detail() -> None:
+  stdout = "Some progress...\n❌ Run Failure: error occurred\n"
+  stderr = (
+      'Traceback (most recent call last):\n  File "run.py", line'
+      " 12\nValueError: invalid value\n"
+  )
+  detail = verify_md.extract_error_detail(stdout, stderr)
+  assert detail == "`ValueError: invalid value`"
+
+  # Fallback to stdout
+  stdout_err = "ValueError: error in stdout\n"
+  detail_stdout = verify_md.extract_error_detail(stdout_err, "")
+  assert detail_stdout == "`ValueError: error in stdout`"
+
+
+def test_discover_adk_component() -> None:
+  # Create a dummy module to test discovery
+  class DummyModule:
+    pass
+
+  dummy = DummyModule()
+
+  # When there is nothing, should return (None, None)
+  component, comp_type = run_module.discover_adk_component(dummy)
+  assert component is None
+  assert comp_type is None