test: convert tests to use list-deps

Signed-off-by: Charlie Doern <cdoern@redhat.com>

tests/unit/distribution/test_stack_list_deps.py

@@ -0,0 +1,50 @@
+# Copyright (c) Meta Platforms, Inc. and affiliates.
+# All rights reserved.
+#
+# This source code is licensed under the terms described in the LICENSE file in
+# the root directory of this source tree.
+
+import argparse
+from io import StringIO
+from unittest.mock import patch
+
+from llama_stack.cli.stack._list_deps import (
+    run_stack_list_deps_command,
+)
+
+
+def test_stack_list_deps_basic():
+    args = argparse.Namespace(
+        config=None,
+        env_name="test-env",
+        providers="inference=remote::ollama",
+        format="deps-only",
+    )
+
+    with patch("sys.stdout", new_callable=StringIO) as mock_stdout:
+        run_stack_list_deps_command(args)
+        output = mock_stdout.getvalue()
+
+        # deps-only format should NOT include "uv pip install" or "Dependencies for"
+        assert "uv pip install" not in output
+        assert "Dependencies for" not in output
+
+        # Check that expected dependencies are present
+        assert "ollama" in output
+        assert "aiohttp" in output
+        assert "fastapi" in output
+
+
+def test_stack_list_deps_with_distro_uv():
+    args = argparse.Namespace(
+        config="starter",
+        env_name=None,
+        providers=None,
+        format="uv",
+    )
+
+    with patch("sys.stdout", new_callable=StringIO) as mock_stdout:
+        run_stack_list_deps_command(args)
+        output = mock_stdout.getvalue()
+
+        assert "uv pip install" in output