Voice libary data presistence after codex

api/tests/test_voices.py

@@ -1,4 +1,5 @@
 """Tests for Voice API endpoints"""
+import base64
 import pytest
 
 
@@ -130,3 +131,110 @@ class TestVoiceAPI:
         data = response.json()
         for voice in data["list"]:
             assert voice["gender"] == "Female"
+
+    def test_preview_voice_success(self, client, monkeypatch):
+        """Test preview voice endpoint returns audio data URL"""
+        from app.routers import voices as voice_router
+
+        class DummyResponse:
+            status_code = 200
+            content = b"fake-mp3-bytes"
+            text = "ok"
+
+            def json(self):
+                return {}
+
+        class DummyClient:
+            def __init__(self, *args, **kwargs):
+                pass
+
+            def __enter__(self):
+                return self
+
+            def __exit__(self, exc_type, exc, tb):
+                return False
+
+            def post(self, *args, **kwargs):
+                return DummyResponse()
+
+        monkeypatch.setenv("SILICONFLOW_API_KEY", "test-key")
+        monkeypatch.setattr(voice_router.httpx, "Client", DummyClient)
+
+        create_resp = client.post("/api/voices", json={
+            "id": "anna",
+            "name": "Anna",
+            "vendor": "SiliconFlow",
+            "gender": "Female",
+            "language": "zh",
+            "description": "system voice",
+            "model": "FunAudioLLM/CosyVoice2-0.5B",
+            "voice_key": "FunAudioLLM/CosyVoice2-0.5B:anna"
+        })
+        assert create_resp.status_code == 200
+
+        preview_resp = client.post("/api/voices/anna/preview", json={"text": "你好"})
+        assert preview_resp.status_code == 200
+        payload = preview_resp.json()
+        assert payload["success"] is True
+        assert payload["audio_url"].startswith("data:audio/mpeg;base64,")
+        encoded = payload["audio_url"].split(",", 1)[1]
+        assert base64.b64decode(encoded) == b"fake-mp3-bytes"
+
+    def test_vendor_credential_persist_and_preview_use_db_key(self, client, monkeypatch):
+        """Test vendor credential persisted in DB and used by preview endpoint"""
+        from app.routers import voices as voice_router
+
+        captured_auth = {"value": ""}
+
+        class DummyResponse:
+            status_code = 200
+            content = b"fake-mp3"
+            text = "ok"
+
+            def json(self):
+                return {}
+
+        class DummyClient:
+            def __init__(self, *args, **kwargs):
+                pass
+
+            def __enter__(self):
+                return self
+
+            def __exit__(self, exc_type, exc, tb):
+                return False
+
+            def post(self, *args, **kwargs):
+                headers = kwargs.get("headers", {})
+                captured_auth["value"] = headers.get("Authorization", "")
+                return DummyResponse()
+
+        monkeypatch.delenv("SILICONFLOW_API_KEY", raising=False)
+        monkeypatch.setattr(voice_router.httpx, "Client", DummyClient)
+
+        save_cred = client.put(
+            "/api/voices/vendors/credentials/siliconflow",
+            json={
+                "vendor_name": "SiliconFlow",
+                "api_key": "db-key-123",
+                "base_url": "https://api.siliconflow.cn/v1"
+            },
+        )
+        assert save_cred.status_code == 200
+        assert save_cred.json()["vendor_key"] == "siliconflow"
+
+        create_resp = client.post("/api/voices", json={
+            "id": "anna2",
+            "name": "Anna 2",
+            "vendor": "SiliconFlow",
+            "gender": "Female",
+            "language": "zh",
+            "description": "voice",
+            "model": "FunAudioLLM/CosyVoice2-0.5B",
+            "voice_key": "FunAudioLLM/CosyVoice2-0.5B:anna"
+        })
+        assert create_resp.status_code == 200
+
+        preview_resp = client.post("/api/voices/anna2/preview", json={"text": "hello"})
+        assert preview_resp.status_code == 200
+        assert captured_auth["value"] == "Bearer db-key-123"