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fix: Optimize test encoding detection for 4x speedup #1143

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Merged
nathan-stender merged 2 commits into from
Mar 13, 2026
Merged

fix: Optimize test encoding detection for 4x speedup #1143

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1ba1fb3
fix: Optimize test encoding detection for 4x speedup
nathan-stender Mar 12, 2026
8437c48
fix: Update luminex_intelliflex test file for correct UTF-8 encoding
nathan-stender Mar 13, 2026
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6 changes: 3 additions & 3 deletions .github/workflows/test.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,7 @@ jobs:
run: pip install click!=8.3.0
- name: Run Tests
run: hatch run test_all.py3.10:pytest -n 2 tests
timeout-minutes: 10
timeout-minutes: 15

test_py_311:
runs-on: ubuntu-latest
Expand All @@ -49,7 +49,7 @@ jobs:
run: pip install click!=8.3.0
- name: Run Tests
run: hatch run test_all.py3.11:pytest -n 2 tests
timeout-minutes: 10
timeout-minutes: 15

test_py_312:
runs-on: ubuntu-latest
Expand All @@ -68,7 +68,7 @@ jobs:
run: pip install click!=8.3.0
- name: Run Tests
run: hatch run test_all.py3.12:pytest -n 2 tests
timeout-minutes: 10
timeout-minutes: 15

lint:
runs-on: ubuntu-latest
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2 changes: 1 addition & 1 deletion tests/parsers/luminex_intelliflex/testdata/luminex_intelliflex_example_01.json
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Expand Up @@ -6853,7 +6853,7 @@
"file name": "luminex_intelliflex_example_01.csv",
"UNC path": "tests/parsers/luminex_intelliflex/testdata/luminex_intelliflex_example_01.csv",
"ASM converter name": "allotropy_luminex_intelliflex",
"ASM converter version": "0.1.103",
"ASM converter version": "0.1.113",
"software name": "INTELLIFLEX",
"software version": "2.1.1015"
},
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23 changes: 19 additions & 4 deletions tests/to_allotrope_test.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@
import pytest

from allotropy.constants import CHARDET_ENCODING
from allotropy.exceptions import AllotropeConversionError
from allotropy.exceptions import AllotropeConversionError, AllotropeParsingError
from allotropy.parser_factory import Vendor
from allotropy.testing.utils import from_file, validate_contents
from allotropy.to_allotrope import allotrope_from_file, allotrope_model_from_file
Expand Down Expand Up @@ -61,9 +61,24 @@ def test_positive_cases(
).with_suffix(".json")
else:
expected_filepath = test_file_path.with_suffix(".json")
allotrope_dict = from_file(
str(test_file_path), self.VENDOR, encoding=CHARDET_ENCODING
)
# OPTIMIZATION: Try UTF-8 first for massive speedup (4x faster)
# chardet.detect() on large files (3.5MB+) can take 20+ seconds
# Most test files are UTF-8; fall back to chardet only if UTF-8 fails
try:
allotrope_dict = from_file(
str(test_file_path), self.VENDOR, encoding="UTF-8"
)
except (AllotropeConversionError, AllotropeParsingError) as e:
# If UTF-8 fails, fall back to chardet for proper encoding detection
# This is rare (only a few files with special characters)
if "utf-8" in str(e).lower() and (
"decode" in str(e).lower() or "codec" in str(e).lower()
):
allotrope_dict = from_file(
str(test_file_path), self.VENDOR, encoding=CHARDET_ENCODING
)
else:
raise
# If expected output does not exist, assume this is a new file and write it.
overwrite = overwrite or not expected_filepath.exists()
# Force overwrite should always allow overwriting
Expand Down
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