[CI/Build] [3/3] Reorganize entrypoints tests (#5966)

tests/entrypoints/llm/test_encode.py

@@ -0,0 +1,142 @@
+import weakref
+from typing import List
+
+import pytest
+
+from vllm import LLM, EmbeddingRequestOutput, PoolingParams
+
+from ...conftest import cleanup
+
+MODEL_NAME = "intfloat/e5-mistral-7b-instruct"
+
+PROMPTS = [
+    "Hello, my name is",
+    "The president of the United States is",
+    "The capital of France is",
+    "The future of AI is",
+]
+
+TOKEN_IDS = [
+    # Using ID={0, 1, 2, 3} results in NaN values,
+    # so we add this offset of 1000
+    [1000],
+    [1000, 1001],
+    [1000, 1002, 1001],
+    [1000, 1003, 1001, 1002],
+]
+
+
+@pytest.fixture(scope="module")
+def llm():
+    # pytest caches the fixture so we use weakref.proxy to
+    # enable garbage collection
+    llm = LLM(model=MODEL_NAME,
+              max_num_batched_tokens=32768,
+              tensor_parallel_size=1,
+              gpu_memory_utilization=0.75,
+              enforce_eager=True)
+
+    with llm.deprecate_legacy_api():
+        yield weakref.proxy(llm)
+
+        del llm
+
+    cleanup()
+
+
+def assert_outputs_equal(o1: List[EmbeddingRequestOutput],
+                         o2: List[EmbeddingRequestOutput]):
+    assert [o.outputs for o in o1] == [o.outputs for o in o2]
+
+
+@pytest.mark.skip_global_cleanup
+@pytest.mark.parametrize('prompt', PROMPTS)
+def test_v1_v2_api_consistency_single_prompt_string(llm: LLM, prompt):
+    pooling_params = PoolingParams()
+
+    with pytest.warns(DeprecationWarning, match="'prompts'"):
+        v1_output = llm.encode(prompts=prompt, pooling_params=pooling_params)
+
+    v2_output = llm.encode(prompt, pooling_params=pooling_params)
+    assert_outputs_equal(v1_output, v2_output)
+
+    v2_output = llm.encode({"prompt": prompt}, pooling_params=pooling_params)
+    assert_outputs_equal(v1_output, v2_output)
+
+
+@pytest.mark.skip_global_cleanup
+@pytest.mark.parametrize('prompt_token_ids', TOKEN_IDS)
+def test_v1_v2_api_consistency_single_prompt_tokens(llm: LLM,
+                                                    prompt_token_ids):
+    pooling_params = PoolingParams()
+
+    with pytest.warns(DeprecationWarning, match="'prompt_token_ids'"):
+        v1_output = llm.encode(prompt_token_ids=prompt_token_ids,
+                               pooling_params=pooling_params)
+
+    v2_output = llm.encode({"prompt_token_ids": prompt_token_ids},
+                           pooling_params=pooling_params)
+    assert_outputs_equal(v1_output, v2_output)
+
+
+@pytest.mark.skip_global_cleanup
+def test_v1_v2_api_consistency_multi_prompt_string(llm: LLM):
+    pooling_params = PoolingParams()
+
+    with pytest.warns(DeprecationWarning, match="'prompts'"):
+        v1_output = llm.encode(prompts=PROMPTS, pooling_params=pooling_params)
+
+    v2_output = llm.encode(PROMPTS, pooling_params=pooling_params)
+    assert_outputs_equal(v1_output, v2_output)
+
+    v2_output = llm.encode(
+        [{
+            "prompt": p
+        } for p in PROMPTS],
+        pooling_params=pooling_params,
+    )
+    assert_outputs_equal(v1_output, v2_output)
+
+
+@pytest.mark.skip_global_cleanup
+def test_v1_v2_api_consistency_multi_prompt_tokens(llm: LLM):
+    pooling_params = PoolingParams()
+
+    with pytest.warns(DeprecationWarning, match="'prompt_token_ids'"):
+        v1_output = llm.encode(prompt_token_ids=TOKEN_IDS,
+                               pooling_params=pooling_params)
+
+    v2_output = llm.encode(
+        [{
+            "prompt_token_ids": p
+        } for p in TOKEN_IDS],
+        pooling_params=pooling_params,
+    )
+    assert_outputs_equal(v1_output, v2_output)
+
+
+@pytest.mark.skip_global_cleanup
+def test_multiple_pooling_params(llm: LLM):
+    pooling_params = [
+        PoolingParams(),
+        PoolingParams(),
+        PoolingParams(),
+        PoolingParams(),
+    ]
+
+    # Multiple PoolingParams should be matched with each prompt
+    outputs = llm.encode(PROMPTS, pooling_params=pooling_params)
+    assert len(PROMPTS) == len(outputs)
+
+    # Exception raised, if the size of params does not match the size of prompts
+    with pytest.raises(ValueError):
+        outputs = llm.encode(PROMPTS, pooling_params=pooling_params[:3])
+
+    # Single PoolingParams should be applied to every prompt
+    single_pooling_params = PoolingParams()
+    outputs = llm.encode(PROMPTS, pooling_params=single_pooling_params)
+    assert len(PROMPTS) == len(outputs)
+
+    # pooling_params is None, default params should be applied
+    outputs = llm.encode(PROMPTS, pooling_params=None)
+    assert len(PROMPTS) == len(outputs)