CI: skip special token for engine token ids unit test (#2648)

test/srt/test_engine_token_ids.py

@@ -19,20 +19,23 @@ class TestEngineTokenIds(unittest.TestCase):
             "The capital of France is",
             "The future of AI is",
         ]
+
         sampling_params = {"temperature": 0, "top_p": 0.95}
         outputs = llm.generate(prompts, sampling_params)
 
         for prompt, output in zip(prompts, outputs):
-            # SGLang's input_ids has a start token, so we remove it for comparison.
-            deocode_input = tokenizer.decode(output["input_ids"][1:])
-            assert (
-                deocode_input in prompt
+            deocode_input = tokenizer.decode(
+                output["input_ids"], skip_special_tokens=True
+            )
+            assert (deocode_input in prompt) or (
+                prompt in deocode_input
             ), f"Decode input: {deocode_input} mismatch for: {prompt}"
 
-            # SGLang's output_ids does not have a start token.
-            deocode_output = tokenizer.decode(output["output_ids"])
-            assert (
-                deocode_output in output["text"]
+            deocode_output = tokenizer.decode(
+                output["output_ids"], skip_special_tokens=True
+            )
+            assert (deocode_output in output["text"]) or (
+                output["text"] in deocode_output
             ), f"Decode output: {deocode_output} mismatch for: {output['text']}"
 
         llm.shutdown()