first stab at adding video

tests/component/test_08_lora_reload.py

@@ -0,0 +1,60 @@
+"""Phase 8 component test: /api/reload-loras hot-swap.
+
+Verifies that ``VideoEngine.load_loras`` can be called again after startup
+and the idle clip is regenerated to reflect the new style.
+
+This test is the 'real model' version of test_07's reload endpoint stub.
+
+Run:
+    docker compose exec voice-chat python -m tests.component.test_08_lora_reload
+"""
+from __future__ import annotations
+
+import hashlib
+
+from server.video import LoRASpec, VideoConfig, VideoEngine
+from tests.component._common import ensure_sample_avatar, get_logger, write_bytes
+
+log = get_logger("test_08")
+
+
+def run():
+    avatar_path = ensure_sample_avatar()
+    cfg = VideoConfig.from_dict({"enabled": True, "mode": "reflective"})
+    engine = VideoEngine(cfg)
+    engine.load_models()
+
+    # Initial state: no LoRAs
+    engine.set_avatar(avatar_path)
+    idle_a = engine.get_idle_clip()
+    assert idle_a is not None
+    hash_a = hashlib.sha256(idle_a).hexdigest()
+    write_bytes("phase8_idle_noloras.mp4", idle_a)
+    log.info("idle (no LoRAs) sha256=%s", hash_a[:16])
+
+    # Hot-reload with a distill LoRA
+    specs = [
+        LoRASpec(
+            path="lightx2v/Wan2.2-Distill-Loras:"
+                 "wan2.2_i2v_A14b_high_noise_lora_rank64_lightx2v_4step.safetensors",
+            weight=1.0,
+            target="high_noise",
+            name="distill-hi",
+        ),
+    ]
+    engine.load_loras(specs)
+    engine.set_avatar(avatar_path)
+    idle_b = engine.get_idle_clip()
+    assert idle_b is not None
+    hash_b = hashlib.sha256(idle_b).hexdigest()
+    write_bytes("phase8_idle_withlora.mp4", idle_b)
+    log.info("idle (with LoRA) sha256=%s", hash_b[:16])
+
+    if hash_a != hash_b:
+        log.info("PASS: idle clip changed after LoRA reload")
+    else:
+        log.warning("clips identical — LoRA may not be applied; eyeball _out/*.mp4")
+
+
+if __name__ == "__main__":
+    run()