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# Copyright 2021 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import pathlib
import string
import tempfile
import hypothesis
import hypothesis.strategies as st
import pytest
import zmake.modules
import zmake.output_packers
import zmake.project
board_names = st.text(alphabet=set(string.ascii_lowercase) | {"_"}, min_size=1)
sets_of_board_names = st.lists(st.lists(board_names, unique=True))
@hypothesis.given(sets_of_board_names)
@hypothesis.settings(deadline=None)
def test_find_dts_overlays(modules):
"""Test the functionality of find_dts_overlays with multiple
modules, each with sets of board names."""
# Recursive function to wind up all the temporary directories and
# call the actual test.
def setup_modules_and_dispatch(modules, test_fn, module_list=()):
if modules:
boards = modules[0]
with tempfile.TemporaryDirectory() as modpath:
modpath = pathlib.Path(modpath)
for board in boards:
dts_path = zmake.project.module_dts_overlay_name(modpath, board)
dts_path.parent.mkdir(parents=True, exist_ok=True)
dts_path.touch()
setup_modules_and_dispatch(
modules[1:], test_fn, module_list=module_list + (modpath,)
)
else:
test_fn(module_list)
# The actual test case, once temp modules have been setup.
def testcase(module_paths):
# Maps board_name→overlay_files
board_file_mapping = {}
for modpath, board_list in zip(module_paths, modules):
for board in board_list:
file_name = zmake.project.module_dts_overlay_name(modpath, board)
files = board_file_mapping.get(board, set())
board_file_mapping[board] = files | {file_name}
for board, expected_dts_files in board_file_mapping.items():
project = zmake.project.Project(
zmake.project.ProjectConfig(
name=board,
zephyr_board=board,
output_packer=zmake.output_packers.ElfPacker,
supported_toolchains=["llvm"],
supported_zephyr_versions=["v2.7"],
project_dir=pathlib.Path("/fakebuild"),
)
)
config = project.find_dts_overlays(dict(enumerate(module_paths)))
actual_dts_files = set(
config.cmake_defs.get("DTC_OVERLAY_FILE", "").split(";")
)
assert actual_dts_files == set(map(str, expected_dts_files))
setup_modules_and_dispatch(modules, testcase)
module_lists = st.lists(
st.one_of(*map(st.just, zmake.modules.known_modules)), unique=True
)
@hypothesis.given(module_lists)
@hypothesis.settings(deadline=None)
def test_prune_modules(modules):
"""Test the Project.prune_modules method in the usual case (all
modules available)."""
module_paths = {
name: pathlib.Path("/fake/module/path", name)
for name in zmake.modules.known_modules
}
project = zmake.project.Project(
zmake.project.ProjectConfig(
name="prunetest",
zephyr_board="native_posix",
output_packer=zmake.output_packers.ElfPacker,
supported_toolchains=["coreboot-sdk"],
supported_zephyr_versions=["v2.7"],
project_dir=pathlib.Path("/fake"),
modules=modules,
),
)
assert set(project.prune_modules(module_paths)) == set(modules)
def test_prune_modules_unavailable():
"""The Project.prune_modules method should raise a KeyError when
not all modules are available."""
# Missing 'cmsis'
module_paths = {
"hal_stm32": pathlib.Path("/mod/halstm"),
}
project = zmake.project.Project(
zmake.project.ProjectConfig(
name="prunetest",
zephyr_board="native_posix",
output_packer=zmake.output_packers.ElfPacker,
supported_toolchains=["coreboot-sdk"],
supported_zephyr_versions=["v2.7"],
project_dir=pathlib.Path("/fake"),
modules=["hal_stm32", "cmsis"],
),
)
with pytest.raises(KeyError):
project.prune_modules(module_paths)
def test_find_projects_empty(tmp_path):
"""Test the find_projects method when there are no projects."""
projects = list(zmake.project.find_projects(tmp_path))
assert len(projects) == 0
CONFIG_FILE_1 = """
register_raw_project("one", zephyr_board="one")
register_host_test("two")
register_npcx_project("three", zephyr_board="three")
register_binman_project("four", zephyr_board="four")
"""
CONFIG_FILE_2 = """
register_raw_project(
"five",
zephyr_board="foo",
dts_overlays=[here / "gpio.dts"],
)
"""
def test_find_projects(tmp_path):
"""Test the find_projects method when there are projects."""
cf1_dir = tmp_path / "cf1"
cf1_dir.mkdir()
(cf1_dir / "BUILD.py").write_text(CONFIG_FILE_1)
cf2_bb_dir = tmp_path / "cf2_bb"
cf2_bb_dir.mkdir()
cf2_dir = cf2_bb_dir / "cf2"
cf2_dir.mkdir()
(cf2_dir / "BUILD.py").write_text(CONFIG_FILE_2)
projects = zmake.project.find_projects(tmp_path)
assert len(projects) == 5
assert projects["one"].config.project_dir == cf1_dir
assert not projects["one"].config.is_test
assert projects["two"].config.project_dir == cf1_dir
assert projects["two"].config.zephyr_board == "native_posix"
assert projects["two"].config.is_test
assert projects["three"].config.project_dir == cf1_dir
assert not projects["three"].config.is_test
assert projects["three"].config.zephyr_board == "three"
assert projects["four"].config.project_dir == cf1_dir
assert not projects["four"].config.is_test
assert projects["four"].config.zephyr_board == "four"
assert projects["five"].config.project_dir == cf2_dir
assert not projects["five"].config.is_test
assert projects["five"].config.zephyr_board == "foo"
def test_find_projects_name_conflict(tmp_path):
"""When two projects define the same name, that should be an error."""
cf1_dir = tmp_path / "cf1"
cf1_dir.mkdir()
(cf1_dir / "BUILD.py").write_text(CONFIG_FILE_2)
cf2_dir = tmp_path / "cf2"
cf2_dir.mkdir()
(cf2_dir / "BUILD.py").write_text(CONFIG_FILE_2)
with pytest.raises(KeyError):
zmake.project.find_projects(tmp_path)
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