"""Phase 4: lifecycle guard + per-profile observability."""
import pytest


class TestServedProfilesStatus:
    def test_write_and_read_served_profiles(self, tmp_path, monkeypatch):
        monkeypatch.setenv("HERMES_HOME", str(tmp_path))
        import importlib
        import gateway.status as status
        importlib.reload(status)
        try:
            status.write_runtime_status(
                gateway_state="running", served_profiles=["default", "coder"]
            )
            rec = status.read_runtime_status()
            assert rec.get("served_profiles") == ["default", "coder"]
        finally:
            importlib.reload(status)


class TestNamedProfileMultiplexerGuard:
    """_guard_named_profile_under_multiplexer is inert unless all conditions hold."""


    def test_force_bypasses(self, monkeypatch):
        from hermes_cli import gateway as gw
        # Even if it looks like a named profile, force returns immediately.
        monkeypatch.setattr(gw, "_profile_suffix", lambda: "coder")
        gw._guard_named_profile_under_multiplexer(force=True)

    def test_inert_when_no_default_gateway_running(self, monkeypatch, tmp_path):
        from hermes_cli import gateway as gw
        monkeypatch.setattr(gw, "_profile_suffix", lambda: "coder")
        monkeypatch.setattr(
            "hermes_constants.get_default_hermes_root", lambda: tmp_path
        )
        # No gateway.pid in tmp_path => no running default gateway => no raise.
        gw._guard_named_profile_under_multiplexer(force=False)

    def _fake_running_default_gateway(self, monkeypatch, tmp_path):
        """Make the guard believe a live default gateway exists at tmp_path."""
        from hermes_cli import gateway as gw
        import gateway.status as status

        monkeypatch.setattr(gw, "_profile_suffix", lambda: "coder")
        monkeypatch.setattr(
            "hermes_constants.get_default_hermes_root", lambda: tmp_path
        )
        (tmp_path / "gateway.pid").write_text("12345", encoding="utf-8")
        monkeypatch.setattr(status, "_read_pid_record", lambda p: {"pid": 12345})
        monkeypatch.setattr(status, "_pid_from_record", lambda rec: 12345)
        monkeypatch.setattr(status, "_pid_exists", lambda pid: True)