[WIP][Bugfix][MiniCPM-o] Fix Full duplex bugs for minicpm-challenge (#5496)

Signed-off-by: Sy03 <1370724210@qq.com>

tests/core/sched/test_omni_ar_scheduler_streaming.py

@@ -242,9 +242,52 @@ def test_explicit_streaming_payload_replaces_placeholder_prompt() -> None:
         "tts_token_ids": [10, 20],
         "meta": {"replace_streaming_prompt": True},
     }
+    update.model_intermediate_buffer = {
+        "ids": {"tts": [41, 42, 99]},
+        "meta": {"turn_eos_token_id": 99},
+    }
 
     sched._update_request_as_session(session, update)
 
     assert session.prompt_token_ids == [10, 20]
     assert session.additional_information == update.additional_information
+    assert session.model_intermediate_buffer == {
+        "ids": {"tts": [41, 42, 99]},
+        "meta": {"turn_eos_token_id": 99},
+    }
+    assert session.status == RequestStatus.WAITING
+
+
+def test_model_intermediate_streaming_payload_replaces_computed_prompt() -> None:
+    sched = _make_scheduler(stage_id=1)
+    sched.chunk_transfer_adapter = SimpleNamespace(
+        receives_chunks=False,
+        segment_finished_requests=set(),
+    )
+    session = _make_request()
+    session.status = RequestStatus.WAITING_FOR_STREAMING_REQ
+    session.prompt_token_ids = [0] * 59
+    session._all_token_ids.clear()
+    session._all_token_ids.extend(session.prompt_token_ids)
+    session.num_prompt_tokens = 59
+    session.num_computed_tokens = 59
+    update = _make_update([0] * 10)
+    update.additional_information = None
+    update.model_intermediate_buffer = {
+        "ids": {"tts": list(range(8))},
+        "hidden_states": {"tts": [[0.0]] * 8},
+        "meta": {
+            "replace_streaming_prompt": True,
+            "next_stage_prompt_len": 10,
+        },
+    }
+
+    sched._update_request_as_session(session, update)
+
+    assert session.prompt_token_ids == [0] * 10
+    assert list(session._all_token_ids) == [0] * 10
+    assert session.num_prompt_tokens == 10
+    assert session.num_computed_tokens == 0
+    assert session.additional_information is None
+    assert session.model_intermediate_buffer == update.model_intermediate_buffer
     assert session.status == RequestStatus.WAITING

tests/core/sched/test_omni_generation_scheduler_update_session.py

@@ -54,6 +54,18 @@ class _SchedulerStub(OmniGenerationScheduler):
         raise AssertionError("unexpected enqueue for skipped_waiting miss")
 
 
+class _AsyncChunkStopSchedulerStub(OmniGenerationScheduler):
+    def __init__(self) -> None:
+        self.num_waiting_for_streaming_input = 0
+        self.chunk_transfer_adapter = SimpleNamespace(receives_chunks=True)
+        self.enqueued: list[Request] = []
+        self.enqueued_statuses: list[RequestStatus] = []
+
+    def _enqueue_waiting_request(self, session: Request) -> None:
+        self.enqueued.append(session)
+        self.enqueued_statuses.append(session.status)
+
+
 def _make_request(**kwargs) -> Request:
     sp = SamplingParams(max_tokens=8)
     defaults = dict(
@@ -133,6 +145,21 @@ def test_resumable_generation_stop_marks_segment_boundary() -> None:
     assert output.is_segment_finished is True
 
 
+def test_async_chunk_resumable_stop_rearms_connector_polling() -> None:
+    sched = _AsyncChunkStopSchedulerStub()
+    session = _make_request(request_id="req-async-chunk-next-segment")
+    session.status = RequestStatus.FINISHED_STOPPED
+    session.resumable = True
+
+    finished = sched._handle_stopped_request(session)
+
+    assert finished is False
+    assert sched.enqueued == [session]
+    assert sched.enqueued_statuses == [RequestStatus.WAITING]
+    assert session.status == RequestStatus.WAITING
+    assert sched.num_waiting_for_streaming_input == 0
+
+
 class TestReplaceSessionWithStreamingUpdate:
     def test_resets_tokens_and_prompt_from_update(self) -> None:
         sched = _SchedulerStub()