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fix(api): Fix variable truncation for `list[File]` value in output mapping (#26133)

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QuantumGhost 2025-09-23 21:30:46 +08:00 committed by GitHub
parent 2913d17fe2
commit 96a0b9991e
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2 changed files with 16 additions and 0 deletions
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8
api/services/variable_truncator.py
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@ -262,6 +262,14 @@ class VariableTruncator:
target_length = self._array_element_limit target_length = self._array_element_limit
for i, item in enumerate(value): for i, item in enumerate(value):
# Dirty fix:
# The output of `Start` node may contain list of `File` elements,
# causing `AssertionError` while invoking `_truncate_json_primitives`.
#
# This check ensures that `list[File]` are handled separately
if isinstance(item, File):
truncated_value.append(item)
continue
if i >= target_length: if i >= target_length:
return _PartResult(truncated_value, used_size, True) return _PartResult(truncated_value, used_size, True)
if i > 0: if i > 0:

8
api/tests/unit_tests/services/test_variable_truncator.py
View File

@ -588,3 +588,11 @@ class TestIntegrationScenarios:
if isinstance(result.result, ObjectSegment): if isinstance(result.result, ObjectSegment):
result_size = truncator.calculate_json_size(result.result.value) result_size = truncator.calculate_json_size(result.result.value)
assert result_size <= original_size assert result_size <= original_size
def test_file_and_array_file_variable_mapping(self, file):
truncator = VariableTruncator(string_length_limit=30, array_element_limit=3, max_size_bytes=300)
mapping = {"array_file": [file]}
truncated_mapping, truncated = truncator.truncate_variable_mapping(mapping)
assert truncated is False
assert truncated_mapping == mapping