jlpoole/ble-reticulum
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Test issue fix, had problems on zerodev1 which ChatGPT helped me finesse. This is the fix Codex was instructed to make

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John Poole 2026-05-18 15:48:20 -07:00
commit aa2b5d3fcd
1 changed files with 39 additions and 2 deletions
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41
migration/tests/test_fragmentation_backend_shim.py
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@ -62,14 +62,35 @@ print(json.dumps({
"""
def _pythonpath_entry_path(entry):
if not entry:
# Empty PYTHONPATH entries mean the subprocess cwd.
return os.path.realpath(REPO_ROOT)
if os.path.isabs(entry):
return os.path.realpath(entry)
return os.path.realpath(os.path.join(REPO_ROOT, entry))
def _is_cpp_backend_path(entry):
path = _pythonpath_entry_path(entry)
cpp_dir = os.path.realpath(CPP_BUILD_DIR)
return path == cpp_dir or path.startswith(cpp_dir + os.sep)
def _parent_pythonpath_entries(include_cpp):
entries = os.environ.get("PYTHONPATH", "").split(os.pathsep)
if include_cpp:
return [entry for entry in entries if entry]
return [entry for entry in entries if entry and not _is_cpp_backend_path(entry)]
def run_probe(backend, include_cpp):
env = os.environ.copy()
env["BLE_RETICULUM_FRAGMENTATION_BACKEND"] = backend
pythonpath = [SRC_DIR]
if include_cpp:
pythonpath.append(CPP_BUILD_DIR)
if env.get("PYTHONPATH"):
pythonpath.append(env["PYTHONPATH"])
pythonpath.extend(_parent_pythonpath_entries(include_cpp))
env["PYTHONPATH"] = os.pathsep.join(pythonpath)
completed = subprocess.run(
@ -105,6 +126,22 @@ def test_python_backend_still_works_when_cpp_backend_is_unavailable():
assert result["deframed"] == "616263"
def test_include_cpp_false_filters_parent_pythonpath(monkeypatch):
parent_pythonpath = os.pathsep.join(
[
"migration/protocol_core",
SRC_DIR,
os.path.join(CPP_BUILD_DIR, "build", "lib.fake-platform"),
]
)
monkeypatch.setenv("PYTHONPATH", parent_pythonpath)
result = run_probe("auto", include_cpp=False)
assert result["backend"] == "python"
assert result["fragmenter_module"] == "ble_reticulum.BLEFragmentation"
def test_auto_backend_prefers_cpp_when_available():
result = run_probe("auto", include_cpp=True)