#!/bin/bash -eu

sources="$AUTOPKGTEST_TMP/sources"

{
    # Check Python modules under debian/lib and Python scripts under
    # debian/bin or debian/rules.d.
    find debian/lib/python -name '*.py'
    find debian/bin debian/rules.d -type f -perm /111 |
	while read script; do
	    # Check for Python shebang on the first line only
	    if awk '/^#!.*python/ { exit 0 } { exit 1 }' "$script"; then
		echo "$script"
	    fi
	done
} > "$sources"

# autopkgtest checks for a non-zero exit code *or* any output to
# stderr.  So we should continue after a failure, but make sure
# something is written to stderr.

echo "I: Running pycodestyle..."
# Ignore E126,E226,W503 (ignored by default) and also E127,W291 which
# give false positives.
if ! xargs pycodestyle --max-line-length=100 --ignore E126,E127,E226,W291,W503 < "$sources"; then
    # pycodestyle only writes to stdout
    echo >&2 "E: pycodestyle detected problems"
fi

echo "I: Running pyflakes..."
if ! xargs pyflakes3 < "$sources"; then
    # pyflakes only writes to stdout
    echo >&2 "E: pyflakes detected problems"
fi

echo "I: Running debian_linux.debian unit tests..."
# unittest only writes to stderr
if ! PYTHONPATH=debian/lib/python python3 -m debian_linux.debian 2>&1; then
    echo >&2 "E: some unit tests failed"
fi