File size: 8,223 Bytes
b386992
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
# Copyright (c) 2025, NVIDIA CORPORATION.  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.

from unittest.mock import MagicMock, patch

import numpy as np
import pytest

from nemo.deploy.nlp.query_llm import NemoQueryLLM, NemoQueryLLMBase, NemoQueryLLMHF, NemoQueryLLMPyTorch


class TestNemoQueryLLMBase:
    def test_base_initialization(self):
        url = "localhost:8000"
        model_name = "test-model"
        query = NemoQueryLLMBase(url=url, model_name=model_name)
        assert query.url == url
        assert query.model_name == model_name


class TestNemoQueryLLMPyTorch:
    @pytest.fixture
    def query(self):
        return NemoQueryLLMPyTorch(url="localhost:8000", model_name="test-model")

    def test_initialization(self, query):
        assert isinstance(query, NemoQueryLLMBase)
        assert query.url == "localhost:8000"
        assert query.model_name == "test-model"

    @patch('nemo.deploy.nlp.query_llm.ModelClient')
    def test_query_llm_basic(self, mock_client, query):
        # Setup mock
        mock_instance = MagicMock()
        mock_client.return_value.__enter__.return_value = mock_instance
        mock_instance.infer_batch.return_value = {"sentences": np.array([b"test response"])}
        mock_instance.model_config.outputs = [MagicMock(dtype=np.bytes_)]

        # Test basic query
        response = query.query_llm(prompts=["test prompt"], max_length=100, temperature=0.7, top_k=1, top_p=0.9)

        assert isinstance(response, dict)
        assert "choices" in response
        assert response["choices"][0]["text"] == "test response"

    @patch('nemo.deploy.nlp.query_llm.ModelClient')
    def test_query_llm_with_logprobs(self, mock_client, query):
        # Setup mock
        mock_instance = MagicMock()
        mock_client.return_value.__enter__.return_value = mock_instance
        mock_instance.infer_batch.return_value = {
            "sentences": np.array([b"test response"]),
            "log_probs": np.array([0.1, 0.2, 0.3]),
        }
        mock_instance.model_config.outputs = [MagicMock(dtype=np.bytes_)]

        # Test query with logprobs
        response = query.query_llm(prompts=["test prompt"], max_length=100, compute_logprob=True)

        assert "logprobs" in response["choices"][0]
        assert "token_logprobs" in response["choices"][0]["logprobs"]


class TestNemoQueryLLMHF:
    @pytest.fixture
    def query(self):
        return NemoQueryLLMHF(url="localhost:8000", model_name="test-model")

    def test_initialization(self, query):
        assert isinstance(query, NemoQueryLLMBase)
        assert query.url == "localhost:8000"
        assert query.model_name == "test-model"

    @patch('nemo.deploy.nlp.query_llm.ModelClient')
    def test_query_llm_basic(self, mock_client, query):
        # Setup mock
        mock_instance = MagicMock()
        mock_client.return_value.__enter__.return_value = mock_instance
        mock_instance.infer_batch.return_value = {"sentences": np.array([b"test response"])}
        mock_instance.model_config.outputs = [MagicMock(dtype=np.bytes_)]

        # Test basic query
        response = query.query_llm(prompts=["test prompt"], max_length=100, temperature=0.7, top_k=1, top_p=0.9)

        assert isinstance(response, dict)
        assert "choices" in response
        assert response["choices"][0]["text"] == "test response"

    @patch('nemo.deploy.nlp.query_llm.ModelClient')
    def test_query_llm_with_logits(self, mock_client, query):
        # Setup mock
        mock_instance = MagicMock()
        mock_client.return_value.__enter__.return_value = mock_instance
        mock_instance.infer_batch.return_value = {
            "sentences": np.array([b"test response"]),
            "logits": np.array([[0.1, 0.2, 0.3]]),
        }
        mock_instance.model_config.outputs = [MagicMock(dtype=np.bytes_)]

        # Test query with logits
        response = query.query_llm(prompts=["test prompt"], max_length=100, output_logits=True)

        assert "logits" in response


class TestNemoQueryLLM:
    @pytest.fixture
    def query(self):
        return NemoQueryLLM(url="localhost:8000", model_name="test-model")

    def test_initialization(self, query):
        assert isinstance(query, NemoQueryLLMBase)
        assert query.url == "localhost:8000"
        assert query.model_name == "test-model"

    @patch('nemo.deploy.nlp.query_llm.ModelClient')
    def test_query_llm_basic(self, mock_client, query):
        # Setup mock
        mock_instance = MagicMock()
        mock_client.return_value.__enter__.return_value = mock_instance
        mock_instance.infer_batch.return_value = {"outputs": np.array([b"test response"])}
        mock_instance.model_config.outputs = [MagicMock(dtype=np.bytes_)]

        # Test basic query
        response = query.query_llm(prompts=["test prompt"], max_output_len=100, temperature=0.7, top_k=1, top_p=0.9)

        assert isinstance(response[0], str)
        assert response[0] == "test response"

    @patch('nemo.deploy.nlp.query_llm.ModelClient')
    def test_query_llm_openai_format(self, mock_client, query):
        # Setup mock
        mock_instance = MagicMock()
        mock_client.return_value.__enter__.return_value = mock_instance
        mock_instance.infer_batch.return_value = {"outputs": np.array([b"test response"])}
        mock_instance.model_config.outputs = [MagicMock(dtype=np.bytes_)]

        # Test query with OpenAI format
        response = query.query_llm(prompts=["test prompt"], max_output_len=100, openai_format_response=True)

        assert isinstance(response, dict)
        assert "choices" in response
        assert response["choices"][0]["text"] == "test response"

    @patch('nemo.deploy.nlp.query_llm.DecoupledModelClient')
    def test_query_llm_streaming(self, mock_client, query):
        # Setup mock
        mock_instance = MagicMock()
        mock_client.return_value.__enter__.return_value = mock_instance
        mock_instance.infer_batch.return_value = [
            {"outputs": np.array([b"test"])},
            {"outputs": np.array([b" response"])},
        ]
        mock_instance.model_config.outputs = [MagicMock(dtype=np.bytes_)]

        # Test streaming query
        responses = list(query.query_llm_streaming(prompts=["test prompt"], max_output_len=100))

        assert len(responses) == 2
        assert responses[0] == "test"
        assert responses[1] == " response"

    @patch('nemo.deploy.nlp.query_llm.ModelClient')
    def test_query_llm_with_stop_words(self, mock_client, query):
        # Setup mock
        mock_instance = MagicMock()
        mock_client.return_value.__enter__.return_value = mock_instance
        mock_instance.infer_batch.return_value = {"outputs": np.array([b"test response"])}
        mock_instance.model_config.outputs = [MagicMock(dtype=np.bytes_)]

        # Test query with stop words
        response = query.query_llm(prompts=["test prompt"], max_output_len=100, stop_words_list=["stop"])

        assert isinstance(response[0], str)
        assert response[0] == "test response"

    @patch('nemo.deploy.nlp.query_llm.ModelClient')
    def test_query_llm_with_bad_words(self, mock_client, query):
        # Setup mock
        mock_instance = MagicMock()
        mock_client.return_value.__enter__.return_value = mock_instance
        mock_instance.infer_batch.return_value = {"outputs": np.array([b"test response"])}
        mock_instance.model_config.outputs = [MagicMock(dtype=np.bytes_)]

        # Test query with bad words
        response = query.query_llm(prompts=["test prompt"], max_output_len=100, bad_words_list=["bad"])

        assert isinstance(response[0], str)
        assert response[0] == "test response"