Add test for text-generation pipeline

Author: mgoin

tests/deepsparse/transformers/pipelines/test_text_generation.py

@@ -0,0 +1,36 @@
+# Copyright (c) 2021 - present / Neuralmagic, Inc. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import pytest
+from deepsparse import Pipeline
+
+
+@pytest.fixture(scope="session")
+def model_stub():
+    return (
+        "zoo:nlg/text_generation/codegen_mono-350m/pytorch/"
+        "huggingface/bigpython_bigquery_thepile/base-none"
+    )
+
+
+@pytest.mark.smoke
+def test_aggregation_strategy():
+    pipeline = Pipeline.create(
+        task="text_generation",
+        model_path=model_stub,
+        max_generated_tokens=32,
+        prompt_processing_sequence_length=1,
+    )
+
+    pipeline(sequences="def fib():")