[Refactor][CI] Reorganize test tree, and move slow e2e to weekly (#4951)

Signed-off-by: wangyu <410167048@qq.com>

tests/utils/test_speaker_cache_integration.py

@@ -0,0 +1,59 @@
+"""Integration tests for the process-wide speaker cache across serving + models."""
+
+import pytest
+import torch
+
+from vllm_omni.utils.speaker_cache import SpeakerEmbeddingCache, get_speaker_cache
+
+pytestmark = [pytest.mark.core_model, pytest.mark.cpu]
+
+
+class TestSpeakerCacheIntegration:
+    def test_delete_propagates_across_model_types(self):
+        cache = SpeakerEmbeddingCache()
+        voxcpm_key = SpeakerEmbeddingCache.make_cache_key("alice", model_type="voxcpm2")
+        fish_key = SpeakerEmbeddingCache.make_cache_key("alice", model_type="fish_speech")
+        bob_key = SpeakerEmbeddingCache.make_cache_key("bob", model_type="voxcpm2")
+
+        cache.put(voxcpm_key, {"emb": torch.zeros(4)})
+        cache.put(fish_key, {"emb": torch.zeros(4)})
+        cache.put(bob_key, {"emb": torch.zeros(4)})
+
+        removed = cache.clear("alice")
+
+        assert removed == 2
+        assert cache.get(voxcpm_key) is None
+        assert cache.get(fish_key) is None
+        assert cache.get(bob_key) is not None
+
+    def test_singleton_shared_across_call_sites(self, fresh_speaker_cache):
+        cache_a = get_speaker_cache()
+        cache_b = get_speaker_cache()
+        assert cache_a is cache_b
+        key = SpeakerEmbeddingCache.make_cache_key("carol", model_type="voxcpm2")
+        cache_a.put(key, {"tag": "from_a"})
+        got = cache_b.get(key)
+        assert got is not None
+        assert got["tag"] == "from_a"
+
+    def test_shutdown_clears_all_entries(self):
+        cache = SpeakerEmbeddingCache()
+        for i in range(3):
+            k = SpeakerEmbeddingCache.make_cache_key(f"voice{i}", model_type="voxcpm2")
+            cache.put(k, {"emb": torch.zeros(2)})
+        assert cache.stats()["entries"] == 3
+        cache.clear()
+        assert cache.stats()["entries"] == 0
+
+    def test_stale_cache_protection_delete_then_reupload(self):
+        cache = SpeakerEmbeddingCache()
+        old_key = SpeakerEmbeddingCache.make_cache_key("alice", model_type="voxcpm2", created_at=1712000000)
+        cache.put(old_key, {"emb": torch.ones(4) * 3.14, "gen": "old"})
+
+        new_key = SpeakerEmbeddingCache.make_cache_key("alice", model_type="voxcpm2", created_at=1712000042)
+        assert cache.get(new_key) is None
+        assert cache.get(old_key) is not None
+
+        cache.clear("alice")
+        assert cache.get(old_key) is None
+        assert cache.get(new_key) is None