fix: resolve test failures after segment 2 merge

- Backend: fix deduct_llm_quota import path in llm node
- Backend: update core.variables → core.workflow.variables imports
- Frontend: update UpdateWorkflowNodesMapPayload in tests
- Frontend: fix various test expectations to match merged code

Made-with: Cursor

api/core/llm_generator/output_parser/file_ref.py

@@ -10,8 +10,8 @@ This module provides utilities to:
 from collections.abc import Callable, Mapping, Sequence
 from typing import Any, cast
 
-from core.workflow.variables.segments import ArrayFileSegment, FileSegment
 from core.workflow.file import File
+from core.workflow.variables.segments import ArrayFileSegment, FileSegment
 
 FILE_PATH_FORMAT = "file-path"
 FILE_PATH_DESCRIPTION_SUFFIX = "this field contains a file path from the Dify sandbox"

api/core/workflow/nodes/file_upload/node.py

@@ -6,14 +6,14 @@ from pathlib import PurePosixPath
 from typing import Any, cast
 
 from core.sandbox.bash.session import SANDBOX_READY_TIMEOUT
-from core.workflow.variables import ArrayFileSegment
-from core.workflow.variables.segments import ArrayStringSegment, FileSegment
 from core.virtual_environment.__base.command_future import CommandCancelledError, CommandTimeoutError
 from core.virtual_environment.__base.helpers import pipeline
 from core.workflow.enums import NodeType, WorkflowNodeExecutionStatus
 from core.workflow.file import File, FileTransferMethod
 from core.workflow.node_events import NodeRunResult
 from core.workflow.nodes.base.node import Node
+from core.workflow.variables import ArrayFileSegment
+from core.workflow.variables.segments import ArrayStringSegment, FileSegment
 from core.zip_sandbox import SandboxDownloadItem
 
 from .entities import FileUploadNodeData

api/core/workflow/nodes/llm/node.py

@@ -1969,7 +1969,9 @@ class LLMNode(Node[LLMNodeData]):
                         LLMStructuredOutput(structured_output=structured_raw) if structured_raw else None
                     )
 
-                    llm_utils.deduct_llm_quota(tenant_id=self.tenant_id, model_instance=model_instance, usage=usage)
+                    from core.app.llm.quota import deduct_llm_quota
+
+                    deduct_llm_quota(tenant_id=self.tenant_id, model_instance=model_instance, usage=usage)
                     completed = True
 
                 case LLMStructuredOutput():

api/tests/unit_tests/core/llm_generator/output_parser/test_file_ref.py

@@ -12,8 +12,8 @@ from core.llm_generator.output_parser.file_ref import (
     detect_file_path_fields,
     is_file_path_property,
 )
-from core.workflow.variables.segments import ArrayFileSegment, FileSegment
 from core.workflow.file import File, FileTransferMethod, FileType
+from core.workflow.variables.segments import ArrayFileSegment, FileSegment
 
 
 def _build_file(file_id: str) -> File:

api/tests/unit_tests/core/workflow/nodes/test_llm_node_streaming.py

@@ -29,7 +29,7 @@ def _drain(generator: Generator[NodeEventBase, None, Any]):
 @pytest.fixture(autouse=True)
 def patch_deduct_llm_quota(monkeypatch):
     # Avoid touching real quota logic during unit tests
-    monkeypatch.setattr("core.workflow.nodes.llm.node.llm_utils.deduct_llm_quota", lambda **_: None)
+    monkeypatch.setattr("core.app.llm.quota.deduct_llm_quota", lambda **_: None)
 
 
 def _make_llm_node(reasoning_format: str) -> LLMNode: