[AZ-243] Integrate production native VIO runtime

Co-authored-by: Cursor <cursoragent@cursor.com>

tests/blackbox/test_vio_replay.py

@@ -10,7 +10,7 @@ from e2e.replay.harness import (
     validate_derkachi_alignment,
 )
 from shared.contracts import FramePacket, TelemetrySample
-from vio_adapter import LocalVioAdapter, VioInputPacket
+from vio_adapter import VioInputPacket, VioRuntimeConfig, create_vio_adapter
 
 
 def test_derkachi_alignment_validator_accepts_expected_fixture_shape() -> None:
@@ -39,7 +39,7 @@ def test_derkachi_alignment_validator_blocks_duration_drift() -> None:
 
 def test_public_vio_replay_boundary_emits_frame_by_frame_estimate() -> None:
     # Arrange
-    adapter = LocalVioAdapter()
+    adapter = create_vio_adapter(VioRuntimeConfig(environment="development", mode="replay"))
     frame = FramePacket(
         frame_id="derkachi-0001",
         timestamp_ns=1_000_000_000,

tests/unit/test_vio_adapter.py

@@ -1,5 +1,15 @@
+import pytest
+from pydantic import ValidationError
+
 from shared.contracts import FramePacket, TelemetrySample
-from vio_adapter import LocalVioAdapter, NativeVioBackend, VioBackendEstimate, VioInputPacket
+from vio_adapter import (
+    LocalVioAdapter,
+    NativeVioBackend,
+    VioBackendEstimate,
+    VioInputPacket,
+    VioRuntimeConfig,
+    create_vio_adapter,
+)
 
 
 class RecordingNativeRunner:
@@ -109,6 +119,59 @@ def test_configured_native_backend_path_emits_vio_state() -> None:
     assert result.processing_latency_ms is not None
 
 
+def test_production_profile_selects_native_runtime_path() -> None:
+    # Arrange
+    runner = RecordingNativeRunner()
+    adapter = create_vio_adapter(
+        VioRuntimeConfig(environment="production"),
+        native_runner_factory=lambda: runner,
+    )
+    packet = VioInputPacket(frame=_frame(), telemetry_samples=(_telemetry(),))
+
+    # Act
+    result = adapter.process(packet)
+
+    # Assert
+    assert runner.initialized is True
+    assert runner.estimate_calls == 1
+    assert result.error is None
+    assert result.state_packet is not None
+    assert result.health.backend_name == "basalt"
+
+
+def test_production_profile_without_installed_native_runtime_fails_closed() -> None:
+    # Arrange
+    adapter = create_vio_adapter(VioRuntimeConfig(environment="production"))
+    packet = VioInputPacket(frame=_frame(), telemetry_samples=(_telemetry(),))
+
+    # Act
+    result = adapter.process(packet)
+
+    # Assert
+    assert result.state_packet is None
+    assert result.health.state == "failed"
+    assert result.error is not None
+    assert result.error.cause == "backend_initialization_failed"
+    assert "unable to load BASALT runtime" in result.error.message
+
+
+def test_replay_mode_is_explicit_and_not_valid_for_production() -> None:
+    # Arrange
+    replay_config = VioRuntimeConfig(environment="development", mode="replay")
+    adapter = create_vio_adapter(replay_config)
+    packet = VioInputPacket(frame=_frame(), telemetry_samples=(_telemetry(),))
+
+    # Act
+    result = adapter.process(packet)
+
+    # Assert
+    assert result.error is None
+    assert result.state_packet is not None
+    assert result.health.backend_name == "replay_vio"
+    with pytest.raises(ValidationError, match="require native runtime mode"):
+        VioRuntimeConfig(environment="production", mode="replay")
+
+
 def test_native_backend_initialization_failure_sets_failed_health() -> None:
     # Arrange
     adapter = LocalVioAdapter(