ci: migrate Constrained Decoding tests to test/registered/constrained/ (#16421)

test/registered/constrained_decoding/test_constrained_decoding.py

@@ -0,0 +1,74 @@
+from sglang.test.ci.ci_register import register_amd_ci, register_cuda_ci
+
+register_cuda_ci(est_time=111, suite="stage-b-test-small-1-gpu")
+register_amd_ci(est_time=179, suite="stage-b-test-small-1-gpu")
+
+import unittest
+
+from sglang.srt.utils import kill_process_tree
+from sglang.test.kits.ebnf_constrained_kit import TestEBNFConstrainedMinxin
+from sglang.test.kits.json_constrained_kit import TestJSONConstrainedMixin
+from sglang.test.kits.regex_constrained_kit import TestRegexConstrainedMixin
+from sglang.test.test_utils import (
+    DEFAULT_SMALL_MODEL_NAME_FOR_TEST,
+    DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
+    DEFAULT_URL_FOR_TEST,
+    CustomTestCase,
+    popen_launch_server,
+)
+
+
+class ServerWithGrammar(CustomTestCase):
+    backend = "xgrammar"
+    disable_overlap = False
+
+    @classmethod
+    def setUpClass(cls):
+        cls.model = DEFAULT_SMALL_MODEL_NAME_FOR_TEST
+        cls.base_url = DEFAULT_URL_FOR_TEST
+        launch_args = [
+            "--max-running-requests",
+            "10",
+            "--grammar-backend",
+            cls.backend,
+        ]
+
+        if cls.disable_overlap:
+            launch_args += ["--disable-overlap-schedule"]
+
+        cls.process = popen_launch_server(
+            cls.model,
+            cls.base_url,
+            timeout=DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
+            other_args=launch_args,
+        )
+
+    @classmethod
+    def tearDownClass(cls):
+        kill_process_tree(cls.process.pid)
+
+
+class TestXGrammarBackend(
+    ServerWithGrammar,
+    TestJSONConstrainedMixin,
+    TestEBNFConstrainedMinxin,
+    TestRegexConstrainedMixin,
+):
+    backend = "xgrammar"
+
+
+class TestOutlinesBackend(ServerWithGrammar, TestJSONConstrainedMixin):
+    backend = "outlines"
+
+
+class TestLLGuidanceBackend(
+    ServerWithGrammar,
+    TestJSONConstrainedMixin,
+    TestEBNFConstrainedMinxin,
+    TestRegexConstrainedMixin,
+):
+    backend = "llguidance"
+
+
+if __name__ == "__main__":
+    unittest.main()