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# SPDX-FileCopyrightText: Copyright 2022, Arm Limited and/or its affiliates.
# SPDX-License-Identifier: Apache-2.0
"""Tests for module data_analysis."""
from dataclasses import dataclass
from mlia.core.common import DataItem
from mlia.core.data_analysis import Fact
from mlia.core.data_analysis import FactExtractor
def test_fact_extractor() -> None:
"""Test fact extractor."""
@dataclass
class SampleFact(Fact):
"""Sample fact."""
msg: str
class SampleExtractor(FactExtractor):
"""Sample extractor."""
def analyze_data(self, data_item: DataItem) -> None:
self.add_fact(SampleFact(f"Fact for {data_item}"))
extractor = SampleExtractor()
extractor.analyze_data(42)
extractor.analyze_data("some data")
facts = extractor.get_analyzed_data()
assert facts == [SampleFact("Fact for 42"), SampleFact("Fact for some data")]
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