[CI/Build] VLM Test Consolidation (#9372)

Signed-off-by: Alex-Brooks <Alex.Brooks@ibm.com>

tests/models/decoder_only/language/test_qwen.py

@@ -0,0 +1,34 @@
+"""Ensure that a text-only Qwen model can be run without throwing an error.
+We explicitly test this because Qwen is implemented as a multimodal and
+supports a visual encoder for models like Qwen-VL.
+"""
+from typing import List, Type
+
+import pytest
+
+from ....conftest import VllmRunner
+
+models = [
+    "Qwen/Qwen-7B-Chat"  # Has no visual encoder
+]
+
+
+@pytest.mark.parametrize("model", models)
+@pytest.mark.parametrize("dtype", ["bfloat16"])
+@pytest.mark.parametrize("max_tokens", [32])
+@pytest.mark.parametrize("num_logprobs", [5])
+def test_text_only_qwen_model_can_be_loaded_and_run(
+    vllm_runner: Type[VllmRunner],
+    example_prompts: List[str],
+    model: str,
+    *,
+    dtype: str,
+    max_tokens: int,
+    num_logprobs: int,
+):
+    with vllm_runner(model, dtype=dtype) as vllm_model:
+        vllm_model.generate_greedy_logprobs(
+            example_prompts,
+            max_tokens,
+            num_logprobs=num_logprobs,
+        )