feat(image-render): flux (ComfyUI 로컬) provider + GPU 장중 가드

services/image-render/tests/test_flux.py

@@ -0,0 +1,21 @@
+import providers.flux as fx
+
+def test_blocked_during_trading_hours(monkeypatch):
+    monkeypatch.setenv("FLUX_BLOCK_TRADING_HOURS", "1")
+    monkeypatch.setattr(fx, "_is_trading_hours", lambda: True)
+    calls = []
+    monkeypatch.setattr(fx, "webhook_update_task", lambda *a, **k: calls.append((a, k)))
+    fx.run_flux_generation("t1", {"prompt": "a cat"})
+    assert calls[-1][0][1] == "failed"
+    assert "장중" in calls[-1][1]["error"]
+
+def test_success_polls_history_and_saves(monkeypatch):
+    monkeypatch.setattr(fx, "_is_trading_hours", lambda: False)
+    calls = []
+    monkeypatch.setattr(fx, "webhook_update_task", lambda *a, **k: calls.append((a, k)))
+    monkeypatch.setattr(fx, "_load_workflow", lambda prompt, size: {"3": {}})
+    monkeypatch.setattr(fx, "_submit_prompt", lambda wf: "pid-1")
+    monkeypatch.setattr(fx, "_poll_image_b64", lambda pid: "ZmFrZQ==")
+    monkeypatch.setattr(fx, "save_b64_png", lambda tid, b64: "/media/image/t1.png")
+    fx.run_flux_generation("t1", {"prompt": "a cat"})
+    assert [c for c in calls if c[0][1] == "succeeded"]