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#!/usr/bin/env python3
import sys
stem = sys.argv[1]
# We "parse" the diff output, so we look at the lines that contain a "tee", like:
# ├── +++ b/firefox
# │ ├── +++ b/firefox/libxul.so
# │ │ ├── readelf --wide --notes {}
# We ignore lines like the last one, to only report file names. And we ignore
# lines for directories such as the first one.
TEE = "├── "
VERTICAL_LINE = "│"
paths = set()
with open(f"{stem}.txt") as fh:
for l in fh:
l = l.rstrip()
before, tee, after = l.partition(TEE)
if not tee:
continue
before = before.split()
assert all(x == VERTICAL_LINE for x in before)
depth = len(before)
_, plus, after = after.partition("+++ ")
if not plus:
continue
_, b, full_path = after.partition("b/")
assert b == "b/"
parent_path = "/".join(full_path.split("/")[:-1])
if parent_path in paths:
paths.remove(parent_path)
if full_path:
paths.add(full_path)
for p in sorted(paths):
print(f"TEST-UNEXPECTED-FAIL | {p} differs. See the {stem}.html or {stem}.txt artifact")
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