Party Hardy

tests/unit/services/containers/api.py

@@ -793,3 +793,39 @@ def test_tunnel_target_is_empty_without_a_route_to_the_port():
     instance = {"ports_json": "[]", "container_gateway": "172.17.0.1"}
     assert api.tunnel_target(instance, 3000) == (None, None)
     assert api.tunnel_target({"container_ip": "172.17.0.9"}, 0) == (None, None)
+
+
+def test_allocate_host_port_returns_lowest_free(monkeypatch):
+    monkeypatch.setattr(api, "_host_port_free", lambda port: True)
+    assert api.allocate_host_port(set()) == api.HOST_PORT_MIN
+    assert api.allocate_host_port({20001, 20002}) == 20003
+
+
+def test_allocate_host_port_skips_bound_ports(monkeypatch):
+    monkeypatch.setattr(api, "_host_port_free", lambda port: port != 20001)
+    assert api.allocate_host_port(set()) == 20002
+
+
+def test_allocate_host_port_probe_budget_exhausted(monkeypatch):
+    from devplacepy.services.containers.api import ContainerError
+
+    calls = []
+    monkeypatch.setattr(
+        api, "_host_port_free", lambda port: calls.append(port) or False
+    )
+    with pytest.raises(ContainerError, match="probing"):
+        api.allocate_host_port(set())
+    assert len(calls) == api.MAX_PORT_PROBES
+
+
+def test_parse_ports_accepts_mapping_cap():
+    value = "\n".join(str(8000 + i) for i in range(api.MAX_PORTS_PER_INSTANCE))
+    assert len(api.parse_ports(value)) == api.MAX_PORTS_PER_INSTANCE
+
+
+def test_parse_ports_rejects_too_many_mappings():
+    from devplacepy.services.containers.api import ContainerError
+
+    value = "\n".join(str(8000 + i) for i in range(api.MAX_PORTS_PER_INSTANCE + 1))
+    with pytest.raises(ContainerError, match="at most"):
+        api.parse_ports(value)