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fix: escape Windows backslashes in Julia path strings #85

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fix: escape Windows backslashes in Julia path strings #85

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6f1342f
fix: resolve Windows MAX_PATH and ctypes.CDLL(None) test failures
ghita-el-amlaqui Oct 6, 2026
2c72854
Merge branch 'main' into fix/windows-path-julia-unicode-escape
albanpuech Oct 7, 2026
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10 changes: 7 additions & 3 deletions tests/test_all_perturbations.py
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
import hashlib
import yaml
import os
import shutil
Expand Down Expand Up @@ -26,9 +27,12 @@ def run_generation(config_params):
args.load.scenarios = 5
args.settings.large_chunk_size = 5
args.settings.num_processes = 2
args.settings.data_dir = (
f"./tests/test_data_perturbations/{config_params['test_name']}"
)
# Use a short hash as the directory name to avoid hitting the
# Windows MAX_PATH (260-char) limit with long combination names.
short_id = hashlib.sha1(
config_params["test_name"].encode(), usedforsecurity=False
).hexdigest()[:12]
args.settings.data_dir = f"./tests/test_data_perturbations/{short_id}"

# Generate data
file_paths = generate_power_flow_data_distributed(args)
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4 changes: 4 additions & 0 deletions tests/test_solver_output.py
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Expand Up @@ -87,6 +87,10 @@ class TestRedirectCStdio:
# Write straight to fd 1/2 (and via libc), not print(): the whole point is
# capturing fd-level output that bypasses Python's sys.stdout.

@pytest.mark.skipif(
os.name == "nt",
reason="ctypes.CDLL(None) does not load libc on Windows",
)
def test_redirects_c_level_writes_to_file(self, tmp_path, capfd):
libc = ctypes.CDLL(None)
log = tmp_path / "out.log"
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