fix(agentfield): add test for issue #825

tests/test_issue_825.py

@@ -0,0 +1,32 @@
+"""Regression coverage for issue #825: ``Agent.run`` server arguments."""
+
+from __future__ import annotations
+
+import sys
+from pathlib import Path
+from types import SimpleNamespace
+
+import pytest
+
+
+sys.path.insert(0, str(Path(__file__).resolve().parents[1] / "sdk" / "python"))
+
+from agentfield import Agent
+
+
+def test_issue_825(monkeypatch: pytest.MonkeyPatch):
+    """``app.run()`` must honor documented server-mode command-line flags."""
+    served_with = {}
+    app = SimpleNamespace(
+        cli_handler=SimpleNamespace(run_cli=lambda: pytest.fail("CLI mode ran")),
+        serve=lambda **kwargs: served_with.update(kwargs),
+    )
+    monkeypatch.setattr(
+        sys,
+        "argv",
+        ["agent.py", "--port", "8765", "--host", "127.0.0.1", "--dev"],
+    )
+
+    Agent.run(app)
+
+    assert served_with == {"port": 8765, "host": "127.0.0.1", "dev": True}