fix test

Former-commit-id: e86f20134b782c8f5c39ead292f8f7582038eb9e

Author: hiyouga

tests/data/processors/test_unsupervised.py

@@ -30,17 +30,18 @@
 
 TRAIN_ARGS = {
     "model_name_or_path": TINY_LLAMA,
-    "stage": "sft",
-    "do_predict": True,
+    "stage": "ppo",
+    "do_train": True,
     "finetuning_type": "full",
-    "eval_dataset": "system_chat",
+    "reward_model": "",
+    "reward_model_type": "full",
+    "dataset": "system_chat",
     "dataset_dir": "REMOTE:" + DEMO_DATA,
     "template": "llama3",
     "cutoff_len": 8192,
     "overwrite_cache": True,
     "output_dir": "dummy_dir",
     "overwrite_output_dir": True,
-    "predict_with_generate": True,
     "fp16": True,
 }