little update

tests/test_kernel_consumer.py

@@ -0,0 +1,46 @@
+from uuid import uuid4
+
+from kernel_consumer.main import Settings, _image_metadata, create_game_vms
+
+
+class Cloud:
+    def __init__(self) -> None:
+        self.requests = []
+
+    def create_vms(self, requests):
+        self.requests.extend(requests)
+        return []
+
+    def wait_for_vms_ready(self, vms):
+        return vms
+
+
+def test_creates_one_vm_per_team_plus_public_extra() -> None:
+    cloud = Cloud()
+    settings = Settings(
+        cloud_project_id="project-id",
+        cloud_availability_zone_id="zone-id",
+        cloud_availability_zone_name=None,
+        cloud_vm_password="Password123",
+    )
+    network = type("Network", (), {"cloud_subnet_id": "subnet-id"})()
+    request = {"team_count": 2}
+
+    create_game_vms(request, uuid4(), network, cloud, settings)
+
+    assert len(cloud.requests) == 3
+    assert [item.subnets[0]["new_floating_ip"] for item in cloud.requests] == [False, False, True]
+    assert all(item.subnets[0]["subnet_id"] == "subnet-id" for item in cloud.requests)
+    assert all(item.availability_zone_id == "zone-id" for item in cloud.requests)
+    assert all(item.availability_zone_name is None for item in cloud.requests)
+
+
+def test_rejects_password_without_uppercase_latin_letter() -> None:
+    settings = Settings(cloud_vm_password="lowercase123")
+
+    try:
+        _image_metadata(settings, "game-host")
+    except ValueError as error:
+        assert str(error) == "CLOUD_VM_PASSWORD must contain at least one uppercase Latin letter"
+    else:
+        raise AssertionError("expected invalid password to be rejected")