Blame view

tests/test_translator_failure_semantics.py 6.42 KB
14e67b71   tangwang   分句后的 batching 现在是...
1
2
  import logging
  
cd4ce66d   tangwang   trans logs
3
  from translation.cache import TranslationCache
14e67b71   tangwang   分句后的 batching 现在是...
4
5
6
7
8
  from translation.logging_utils import (
      TranslationRequestFilter,
      bind_translation_request_id,
      reset_translation_request_id,
  )
cd4ce66d   tangwang   trans logs
9
  from translation.service import TranslationService
a7bb846c   tangwang   monitor
10
11
  
  
cd4ce66d   tangwang   trans logs
12
  class _FakeCache:
a7bb846c   tangwang   monitor
13
      def __init__(self):
cd4ce66d   tangwang   trans logs
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
          self.available = True
          self.storage = {}
          self.get_calls = []
          self.set_calls = []
  
      def get(self, *, model, target_lang, source_text):
          self.get_calls.append((model, target_lang, source_text))
          return self.storage.get((model, target_lang, source_text))
  
      def set(self, *, model, target_lang, source_text, translated_text):
          self.set_calls.append((model, target_lang, source_text, translated_text))
          self.storage[(model, target_lang, source_text)] = translated_text
  
  
  def test_translation_cache_key_format(monkeypatch):
      monkeypatch.setattr(TranslationCache, "_init_redis_client", staticmethod(lambda: None))
      cache = TranslationCache({"ttl_seconds": 60, "sliding_expiration": True})
      key = cache.build_key(model="llm", target_lang="en", source_text="商品标题")
      assert key.startswith("trans:llm:en:商品标题")
      assert len(key) == len("trans:llm:en:商品标题") + 64
  
  
  def test_service_caches_all_capabilities(monkeypatch):
      monkeypatch.setattr(TranslationCache, "_init_redis_client", staticmethod(lambda: None))
      created = {}
  
      def _fake_create_backend(self, *, name, backend_type, cfg):
          del self, backend_type, cfg
  
          class _Backend:
              model = name
  
              @property
              def supports_batch(self):
                  return True
  
              def translate(self, text, target_lang, source_lang=None, scene=None):
                  del target_lang, source_lang, scene
                  if isinstance(text, list):
                      return [f"{name}:{item}" for item in text]
                  return f"{name}:{text}"
  
          backend = _Backend()
          created[name] = backend
          return backend
  
      monkeypatch.setattr(TranslationService, "_create_backend", _fake_create_backend)
      config = {
          "service_url": "http://127.0.0.1:6006",
          "timeout_sec": 10.0,
          "default_model": "llm",
          "default_scene": "general",
          "capabilities": {
              "llm": {
                  "enabled": True,
                  "backend": "llm",
                  "model": "dummy-llm",
                  "base_url": "https://example.com",
                  "timeout_sec": 10.0,
                  "use_cache": True,
              },
              "opus-mt-zh-en": {
                  "enabled": True,
                  "backend": "local_marian",
                  "model_id": "dummy",
                  "model_dir": "dummy",
                  "device": "cpu",
                  "torch_dtype": "float32",
                  "batch_size": 8,
                  "max_input_length": 16,
                  "max_new_tokens": 16,
                  "num_beams": 1,
                  "use_cache": True,
              },
          },
          "cache": {
              "ttl_seconds": 60,
              "sliding_expiration": True,
          },
      }
  
      service = TranslationService(config)
      fake_cache = _FakeCache()
      service._translation_cache = fake_cache
  
      first = service.translate("商品标题", target_lang="en", source_lang="zh", model="llm")
      second = service.translate("商品标题", target_lang="en", source_lang="zh", model="llm")
      batch = service.translate(["连衣裙", "衬衫"], target_lang="en", source_lang="zh", model="opus-mt-zh-en")
  
      assert first == "llm:商品标题"
      assert second == "llm:商品标题"
      assert batch == ["opus-mt-zh-en:连衣裙", "opus-mt-zh-en:衬衫"]
      assert fake_cache.get_calls == [
          ("llm", "en", "商品标题"),
          ("llm", "en", "商品标题"),
          ("opus-mt-zh-en", "en", "连衣裙"),
          ("opus-mt-zh-en", "en", "衬衫"),
      ]
      assert fake_cache.set_calls == [
          ("llm", "en", "商品标题", "llm:商品标题"),
          ("opus-mt-zh-en", "en", "连衣裙", "opus-mt-zh-en:连衣裙"),
          ("opus-mt-zh-en", "en", "衬衫", "opus-mt-zh-en:衬衫"),
      ]
14e67b71   tangwang   分句后的 batching 现在是...
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
  
  
  def test_translation_request_filter_injects_reqid():
      reqid, token = bind_translation_request_id("req-test-1234567890")
      try:
          record = logging.LogRecord(
              name="translation.service",
              level=logging.INFO,
              pathname=__file__,
              lineno=1,
              msg="hello",
              args=(),
              exc_info=None,
          )
          TranslationRequestFilter().filter(record)
  
          assert reqid == "req-test-1234567890"
          assert record.reqid == "req-test-1234567890"
      finally:
          reset_translation_request_id(token)
  
  
  def test_translation_route_log_focuses_on_routing_decision(monkeypatch, caplog):
      monkeypatch.setattr(TranslationCache, "_init_redis_client", staticmethod(lambda: None))
  
      def _fake_create_backend(self, *, name, backend_type, cfg):
          del self, backend_type, cfg
  
          class _Backend:
              model = name
  
              @property
              def supports_batch(self):
                  return True
  
              def translate(self, text, target_lang, source_lang=None, scene=None):
                  del target_lang, source_lang, scene
                  return text
  
          return _Backend()
  
      monkeypatch.setattr(TranslationService, "_create_backend", _fake_create_backend)
      service = TranslationService(
          {
              "service_url": "http://127.0.0.1:6006",
              "timeout_sec": 10.0,
              "default_model": "llm",
              "default_scene": "general",
              "capabilities": {
                  "llm": {
                      "enabled": True,
                      "backend": "llm",
                      "model": "dummy-llm",
                      "base_url": "https://example.com",
                      "timeout_sec": 10.0,
                      "use_cache": True,
                  }
              },
              "cache": {
                  "ttl_seconds": 60,
                  "sliding_expiration": True,
              },
          }
      )
  
      with caplog.at_level(logging.INFO):
          service.translate("商品标题", target_lang="en", source_lang="zh", model="llm")
  
      route_messages = [
          record.getMessage()
          for record in caplog.records
          if record.name == "translation.service" and record.getMessage().startswith("Translation route |")
      ]
  
      assert route_messages == [
          "Translation route | backend=llm request_type=single use_cache=True cache_available=False"
      ]