97 lines
3.5 KiB
Python
97 lines
3.5 KiB
Python
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"""Unit-Tests Node-Identität und Rollen (PLAN.md §3.6, §6.3, §10.1)."""
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from __future__ import annotations
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import uuid
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from pathlib import Path
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import pytest
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from hms_domain import NodeIdentity, NodeRole
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def _roles(*r: NodeRole) -> frozenset[NodeRole]:
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return frozenset(r)
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# ---------- Persistenz (§3.6, §6.3) ----------
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def test_load_or_create_persists_across_restart(tmp_path: Path) -> None:
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identity_dir = tmp_path / "userdata" / "identity"
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first = NodeIdentity.load_or_create(
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identity_dir, "Show Server A", _roles(NodeRole.RENDER_NODE, NodeRole.COORDINATOR)
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)
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second = NodeIdentity.load_or_create(
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identity_dir, "Show Server A", _roles(NodeRole.RENDER_NODE, NodeRole.COORDINATOR)
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)
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assert first.node_id == second.node_id # persistente node_id (§3.6)
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uuid.UUID(first.node_id) # gültige UUID
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def test_identity_file_location_per_spec(tmp_path: Path) -> None:
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"""node_id liegt unter userdata/identity/ (§9-Struktur)."""
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identity_dir = tmp_path / "userdata" / "identity"
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NodeIdentity.load_or_create(identity_dir, "N", _roles(NodeRole.RENDER_NODE))
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assert (identity_dir / "node_id").is_file()
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def test_two_nodes_get_distinct_persistent_ids(tmp_path: Path) -> None:
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a = NodeIdentity.load_or_create(tmp_path / "a", "Node A", _roles(NodeRole.RENDER_NODE))
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b = NodeIdentity.load_or_create(tmp_path / "b", "Node B", _roles(NodeRole.RENDER_NODE))
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assert a.node_id != b.node_id # doppelte node_id wäre Fehler (§6.3)
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# ---------- Rollen (§6.3) ----------
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@pytest.mark.parametrize(
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"roles",
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[
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_roles(NodeRole.RENDER_NODE),
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_roles(NodeRole.COORDINATOR),
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_roles(NodeRole.CONTROL_DESK),
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_roles(NodeRole.RENDER_NODE, NodeRole.COORDINATOR),
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_roles(NodeRole.CONTROL_DESK, NodeRole.COORDINATOR),
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],
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)
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def test_valid_role_combinations_accepted(roles) -> None:
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identity = NodeIdentity.ephemeral("Test Node", roles)
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assert identity.roles == roles
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@pytest.mark.parametrize(
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"roles",
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[
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frozenset(), # keine Rolle
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_roles(NodeRole.RENDER_NODE, NodeRole.CONTROL_DESK), # Desk + Renderer unplausibel
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],
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)
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def test_invalid_role_combinations_rejected(roles) -> None:
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with pytest.raises(ValueError):
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NodeIdentity.ephemeral("Test Node", roles)
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def test_role_properties() -> None:
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render_only = NodeIdentity.ephemeral("R", _roles(NodeRole.RENDER_NODE))
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coord_only = NodeIdentity.ephemeral("C", _roles(NodeRole.COORDINATOR))
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both = NodeIdentity.ephemeral("B", _roles(NodeRole.RENDER_NODE, NodeRole.COORDINATOR))
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assert render_only.renders_locally and not render_only.is_coordinator
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assert coord_only.is_coordinator and not coord_only.renders_locally
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assert both.is_coordinator and both.renders_locally # §6.3: Coordinator auf Render-Node
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def test_display_name_editable_without_identity_change(tmp_path: Path) -> None:
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"""Umbenennung ändert die node_id nicht (§10.1: Name ist kein Identitätsteil
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für Parameterpfade)."""
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identity_dir = tmp_path / "identity"
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a = NodeIdentity.load_or_create(identity_dir, "Alter Name", _roles(NodeRole.RENDER_NODE))
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b = NodeIdentity.load_or_create(identity_dir, "Neuer Name", _roles(NodeRole.RENDER_NODE))
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assert a.node_id == b.node_id
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assert a.display_name != b.display_name
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def test_ephemeral_distinct_ids() -> None:
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a = NodeIdentity.ephemeral("A", _roles(NodeRole.RENDER_NODE))
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b = NodeIdentity.ephemeral("B", _roles(NodeRole.RENDER_NODE))
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assert a.node_id != b.node_id # Tests dürfen niemals dieselbe ID teilen
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