Initial commit: stateful OpenStack API laboratory simulator.

Ship Keystone auth, multi-service handlers (Yoga→Dalmatian), Compose/Helm
packaging, API contract packs, and pytest/Pulumi coverage labs.

tests/openstack/test_demo_cloud.py

@@ -0,0 +1,66 @@
+"""Integration tests for OpenStack demo cloud seed (requires PostgreSQL)."""
+
+from __future__ import annotations
+
+import os
+
+import asyncpg
+import pytest
+
+from app.openstack.demo_cloud import (
+    DEMO_PROFILE,
+    DEMO_SERVER_COUNT,
+    clear_openstack_state,
+    openstack_demo_summary,
+    seed_openstack_demo,
+)
+from app.openstack.seed import seed_openstack
+
+pytestmark = pytest.mark.integration
+
+
+def _dsn() -> str:
+    return os.environ.get(
+        "TEST_DATABASE_URL",
+        os.environ.get(
+            "DATABASE_URL",
+            "postgresql://openstack:openstack@127.0.0.1:5433/openstack_simulator",
+        ),
+    )
+
+
+@pytest.fixture
+async def conn():
+    try:
+        connection = await asyncpg.connect(_dsn())
+    except Exception as exc:  # pragma: no cover
+        pytest.skip(f"postgres unavailable: {exc}")
+    try:
+        yield connection
+    finally:
+        await connection.close()
+
+
+async def test_demo_seed_roundtrip(conn: asyncpg.Connection) -> None:
+    await seed_openstack_demo(conn)
+    summary = await openstack_demo_summary(conn)
+    assert summary["loaded"] is True
+    assert summary["servers"] == DEMO_SERVER_COUNT
+    assert summary["hypervisors"] == 16
+    assert summary["projects"] == 5
+    assert summary["volumes"] == 600
+    assert summary["profile"] == DEMO_PROFILE
+
+    await clear_openstack_state(conn)
+    result = await seed_openstack(conn)
+    assert result["profile"] == "minimal"
+    summary = await openstack_demo_summary(conn)
+    assert summary["loaded"] is False
+    assert summary["servers"] == 1
+    assert summary["profile"] == "minimal"
+
+    # Restore demo so a shared lab DB stays usable after the test.
+    await seed_openstack_demo(conn)
+    summary = await openstack_demo_summary(conn)
+    assert summary["loaded"] is True
+    assert summary["servers"] == DEMO_SERVER_COUNT