Add more refactored openai test & in CI (#7284)

test/srt/openai/test_server.py

@@ -1,16 +1,52 @@
 # sglang/test/srt/openai/test_server.py
-import pytest
 import requests
 
+from sglang.test.test_utils import DEFAULT_SMALL_MODEL_NAME_FOR_TEST as MODEL_ID
+
 
 def test_health(openai_server: str):
     r = requests.get(f"{openai_server}/health")
-    assert r.status_code == 200, r.text
+    assert r.status_code == 200
+    # FastAPI returns an empty body → r.text == ""
     assert r.text == ""
 
 
-@pytest.mark.xfail(reason="Endpoint skeleton not implemented yet")
 def test_models_endpoint(openai_server: str):
     r = requests.get(f"{openai_server}/v1/models")
-    # once implemented this should be 200
-    assert r.status_code == 200
+    assert r.status_code == 200, r.text
+    payload = r.json()
+
+    # Basic contract
+    assert "data" in payload and isinstance(payload["data"], list) and payload["data"]
+
+    # Validate fields of the first model card
+    first = payload["data"][0]
+    for key in ("id", "root", "max_model_len"):
+        assert key in first, f"missing {key} in {first}"
+
+    # max_model_len must be positive
+    assert isinstance(first["max_model_len"], int) and first["max_model_len"] > 0
+
+    # The server should report the same model id we launched it with
+    ids = {m["id"] for m in payload["data"]}
+    assert MODEL_ID in ids
+
+
+def test_get_model_info(openai_server: str):
+    r = requests.get(f"{openai_server}/get_model_info")
+    assert r.status_code == 200, r.text
+    info = r.json()
+
+    expected_keys = {"model_path", "tokenizer_path", "is_generation"}
+    assert expected_keys.issubset(info.keys())
+
+    # model_path must end with the one we passed on the CLI
+    assert info["model_path"].endswith(MODEL_ID)
+
+    # is_generation is documented as a boolean
+    assert isinstance(info["is_generation"], bool)
+
+
+def test_unknown_route_returns_404(openai_server: str):
+    r = requests.get(f"{openai_server}/definitely-not-a-real-route")
+    assert r.status_code == 404