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# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2023 Tobias Deiminger <tdmg@linutronix.de>
"""Test for unexpected leftovers after make clean"""
import itertools
import os
import pathlib
import shutil
import sys
import pytest
# pylint: disable=redefined-outer-name
@pytest.fixture
def tmp_copy_of_builddir(u_boot_config, tmp_path):
"""For each test, provide a temporary copy of the initial build directory."""
shutil.copytree(
u_boot_config.build_dir,
tmp_path,
symlinks=True,
dirs_exist_ok=True,
)
return tmp_path
@pytest.fixture(scope="module")
def run_make(u_boot_log):
"""Provide function to run and log make without connecting to u-boot console."""
runner = u_boot_log.get_runner("make", sys.stdout)
def _run_make(build_dir, target):
cmd = ["make", f"O={build_dir}", target]
runner.run(cmd)
yield _run_make
runner.close()
@pytest.fixture(scope="module")
def most_generated_files():
"""Path.glob style patterns to describe what should be removed by 'make clean'."""
return (
"**/*.c",
"**/*.dtb",
"**/*.dtbo",
"**/*.o",
"**/*.py",
"**/*.pyc",
"**/*.so",
"**/*.srec",
"u-boot*",
"[svt]pl/u-boot*",
)
@pytest.fixture(scope="module")
def all_generated_files(most_generated_files):
"""Path.glob style patterns to describe what should be removed by 'make mrproper'."""
return most_generated_files + (".config", "**/*.h")
def find_files(search_dir, include_patterns, exclude_dirs=None):
"""Find files matching include_patterns, unless it's in one of exclude_dirs.
include_patterns -- Path.glob style pattern relative to search dir
exclude_dir -- directories to exclude, expected relative to search dir
"""
matches = []
exclude_dirs = [] if exclude_dirs is None else exclude_dirs
for abs_path in itertools.chain.from_iterable(
pathlib.Path(search_dir).glob(pattern) for pattern in include_patterns
):
if abs_path.is_dir():
continue
rel_path = pathlib.Path(os.path.relpath(abs_path, search_dir))
if not any(
rel_path.is_relative_to(exclude_dir) for exclude_dir in exclude_dirs
):
matches.append(rel_path)
return matches
def test_clean(run_make, tmp_copy_of_builddir, most_generated_files):
"""Test if 'make clean' deletes most generated files."""
run_make(tmp_copy_of_builddir, "clean")
leftovers = find_files(
tmp_copy_of_builddir,
most_generated_files,
exclude_dirs=["scripts", "test/overlay"],
)
assert not leftovers, f"leftovers: {', '.join(map(str, leftovers))}"
def test_mrproper(run_make, tmp_copy_of_builddir, all_generated_files):
"""Test if 'make mrproper' deletes current configuration and all generated files."""
run_make(tmp_copy_of_builddir, "mrproper")
leftovers = find_files(
tmp_copy_of_builddir,
all_generated_files,
exclude_dirs=["test/overlay"],
)
assert not leftovers, f"leftovers: {', '.join(map(str, leftovers))}"
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