Unittests for SimpleTaskHandler

tests/llm/task_handlers/test_simple_task_handler.py

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+# SPDX-FileCopyrightText: Copyright (c) 2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+#
+# 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
+
+import cudf
+
+from _utils.dataset_manager import DatasetManager
+from _utils.llm import execute_task_handler
+from morpheus._lib.messages import MessageMeta as MessageMetaCpp
+from morpheus.llm import LLMTaskHandler
+from morpheus.llm.task_handlers.simple_task_handler import SimpleTaskHandler
+from morpheus.messages import ControlMessage
+
+
+def test_constructor():
+    task_handler = SimpleTaskHandler()
+    assert isinstance(task_handler, LLMTaskHandler)
+
+
+@pytest.mark.parametrize("output_columns,expected_input_names",
+                         [(None, ["response"]), (['frogs', 'toads', 'lizards'], ['frogs', 'toads', 'lizards'])])
+def test_get_input_names(output_columns: list[str] | None, expected_input_names: list[str]):
+    task_handler = SimpleTaskHandler(output_columns=output_columns)
+    assert task_handler.get_input_names() == expected_input_names
+
+
+def test_try_handle(dataset_cudf: DatasetManager):
+    reptiles = ['lizards', 'snakes', 'turtles', 'frogs', 'toads']
+    df = dataset_cudf["filter_probs.csv"][0:5]
+    expected_df = df.copy(deep=True)
+    expected_df['reptiles'] = reptiles.copy()
+
+    message = ControlMessage()
+    message.payload(MessageMetaCpp(df))
+
+    task_handler = SimpleTaskHandler(['reptiles'])
+
+    task_dict = {"input_keys": ["reptiles"]}
+    response_messages = execute_task_handler(task_handler, task_dict, message, reptiles=reptiles)
+    assert len(response_messages) == 1
+    response_message = response_messages[0]
+
+    dataset_cudf.assert_compare_df(df, response_message.payload().df)