EP Support for Piecewise Cuda Graph (#14164)

Signed-off-by: Oasis-Git <ayw.sirius19@gmail.com>

test/srt/run_suite.py

@@ -140,7 +140,7 @@ suites = {
         TestFile("test_dp_attention.py", 350),
         TestFile("test_load_weights_from_remote_instance.py", 72),
         TestFile("test_patch_torch.py", 19),
-        TestFile("test_piecewise_cuda_graph_2_gpu.py", 200),
+        TestFile("test_piecewise_cuda_graph_2_gpu.py", 400),
         TestFile("test_eagle_dp_attention.py", 200),
     ],
     "per-commit-4-gpu": [

test/srt/test_piecewise_cuda_graph_2_gpu.py

@@ -53,5 +53,49 @@ class TestPiecewiseCudaGraphQwen3OmniMOE(CustomTestCase):
         self.assertGreaterEqual(metrics["score"], 0.70)
 
 
+class TestPiecewiseCudaGraphFusedMoE(CustomTestCase):
+    """Test piecewise CUDA graph with FusedMoE Backend"""
+
+    @classmethod
+    def setUpClass(cls):
+        cls.model = "Qwen/Qwen3-Coder-30B-A3B-Instruct"
+        cls.base_url = DEFAULT_URL_FOR_TEST
+        cls.process = popen_launch_server(
+            cls.model,
+            cls.base_url,
+            timeout=DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
+            other_args=[
+                "--enable-piecewise-cuda-graph",
+                "--piecewise-cuda-graph-compiler",
+                "eager",
+                "--tp",
+                "2",
+                "--ep-size",
+                "2",
+            ],
+        )
+
+    @classmethod
+    def tearDownClass(cls):
+        kill_process_tree(cls.process.pid)
+
+    def test_gsm8k_accuracy(self):
+        """Test GSM8K accuracy with 8-shot setting"""
+        num_examples = 2000
+
+        args = SimpleNamespace(
+            base_url=self.base_url,
+            model=self.model,
+            eval_name="mgsm_en",
+            num_examples=num_examples,
+            num_threads=min(num_examples, 1024),
+        )
+
+        metrics = run_eval(args)
+        print(f"GSM8K Accuracy: {metrics['score']:.3f}")
+
+        self.assertGreaterEqual(metrics["score"], 0.90)
+
+
 if __name__ == "__main__":
     unittest.main()