test(model-switch): cover section-3 no-auth probe; map chimpera author

Salvage follow-up for PR #29575: add regression tests for the section-3
no-api_key /v1/models probe (probes bare endpoints, skips when explicit
models set) and add the contributor AUTHOR_MAP entry.

scripts/release.py

@@ -417,6 +417,7 @@ AUTHOR_MAP = {
     "cine.dreamer.one@gmail.com": "LeonSGP43",
     "david@nutricraft.ca": "cyb0rgk1tty",
     "214562553+cyb0rgk1tty@users.noreply.github.com": "cyb0rgk1tty",
+    "11052595+chimpera@users.noreply.github.com": "chimpera",
     "chris+dora@cmullins.io": "cmullins70",
     "zjtan1@gmail.com": "zeejaytan",
     "asslaenn5@gmail.com": "Aslaaen",

tests/hermes_cli/test_user_providers_model_switch.py

@@ -1044,3 +1044,81 @@ def test_user_provider_override_rejects_mangled_private_models(
 
     assert result.success is False
     assert result.error_message == "not found"
+
+
+# =============================================================================
+# Section 3 no-auth live discovery (PR #29575)
+# =============================================================================
+
+def test_section3_probes_no_key_endpoint_without_explicit_models(monkeypatch):
+    """A providers: entry with no api_key and no explicit models: list should
+    still probe /v1/models for live discovery — mirroring section 4's policy.
+
+    Regression for #29575: local self-hosted backends (llama.cpp, Ollama,
+    vLLM) that don't require auth previously showed an empty/minimal model
+    list because section 3 gated probing on ``api_url and api_key``.
+    """
+    monkeypatch.setattr("agent.models_dev.fetch_models_dev", lambda: {})
+    monkeypatch.setattr("hermes_cli.providers.HERMES_OVERLAYS", {})
+
+    probed = {}
+
+    def _fake_fetch(api_key, api_url):
+        probed["called"] = True
+        probed["api_key"] = api_key
+        probed["api_url"] = api_url
+        return ["live-model-1", "live-model-2", "live-model-3"]
+
+    monkeypatch.setattr("hermes_cli.models.fetch_api_models", _fake_fetch)
+
+    user_providers = {
+        "local-llamacpp": {
+            "name": "Local llama.cpp",
+            "api": "http://localhost:8080/v1",
+            # No api_key, no models list — bare local endpoint.
+        }
+    }
+
+    providers = list_authenticated_providers(
+        current_provider="local-llamacpp",
+        user_providers=user_providers,
+        custom_providers=[],
+        max_models=50,
+    )
+
+    assert probed.get("called") is True, "no-key bare endpoint should be probed"
+    assert probed["api_key"] == ""
+    row = next(p for p in providers if p["slug"] == "local-llamacpp")
+    assert row["models"] == ["live-model-1", "live-model-2", "live-model-3"]
+    assert row["total_models"] == 3
+
+
+def test_section3_skips_probe_when_no_key_but_explicit_models(monkeypatch):
+    """A no-key endpoint WITH an explicit models: list is the user narrowing a
+    public endpoint to a subset — skip live discovery and keep the list."""
+    monkeypatch.setattr("agent.models_dev.fetch_models_dev", lambda: {})
+    monkeypatch.setattr("hermes_cli.providers.HERMES_OVERLAYS", {})
+
+    def _fail_fetch(api_key, api_url):
+        raise AssertionError("should not probe when explicit models are set")
+
+    monkeypatch.setattr("hermes_cli.models.fetch_api_models", _fail_fetch)
+
+    user_providers = {
+        "public-subset": {
+            "name": "Public Subset",
+            "api": "https://ollama.com/v1",
+            "models": ["only-a", "only-b"],
+        }
+    }
+
+    providers = list_authenticated_providers(
+        current_provider="public-subset",
+        user_providers=user_providers,
+        custom_providers=[],
+        max_models=50,
+    )
+
+    row = next(p for p in providers if p["slug"] == "public-subset")
+    assert row["models"] == ["only-a", "only-b"]
+    assert row["total_models"] == 2