Sync from v0.13

tests/quantization/test_rtn.py

@@ -0,0 +1,35 @@
+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
+# Copyright © 2025, Oracle and/or its affiliates.
+"""Tests RTN quantization startup and generation,
+doesn't test correctness
+"""
+
+import pytest
+
+from tests.quantization.utils import is_quant_method_supported
+
+MODELS = [
+    "ai21labs/Jamba-tiny-dev",  # MoE model
+]
+
+
+@pytest.mark.skipif(
+    not is_quant_method_supported("rtn"),
+    reason="RTN is not supported on this GPU type.",
+)
+@pytest.mark.parametrize("model", MODELS)
+@pytest.mark.parametrize("dtype", ["bfloat16"])
+@pytest.mark.parametrize("max_tokens", [10])
+def test_model_rtn_startup(
+    hf_runner,
+    vllm_runner,
+    example_prompts,
+    model: str,
+    dtype: str,
+    max_tokens: int,
+) -> None:
+    with vllm_runner(
+        model, enforce_eager=True, dtype=dtype, quantization="rtn"
+    ) as vllm_model:
+        vllm_model.generate_greedy(example_prompts, max_tokens)