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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 os
import pathlib
import pytest
import zmake.project as project
import zmake.toolchains as toolchains
@pytest.fixture
def mockfs(monkeypatch, tmp_path):
"""Setup a fake fs root for pathlib objects at tmp_path/mockfs."""
mockfs_dir = pathlib.PosixPath(tmp_path / "mockfs")
mockfs_dir.mkdir()
class FakePath(pathlib.Path):
def __new__(cls, *args, **kwargs):
parts = pathlib.PosixPath(*args).relative_to("/").parts
# Make sure we don't double up our mocked directory.
mock_dir_parts = mockfs_dir.relative_to("/").parts
if parts[: len(mock_dir_parts)] == mock_dir_parts:
return pathlib.PosixPath(*args)
return pathlib.PosixPath("/", *mock_dir_parts, *parts)
monkeypatch.setattr(pathlib, "Path", FakePath)
return mockfs_dir
@pytest.fixture
def coreboot_sdk_exists(mockfs):
coreboot_sdk_dir = mockfs / "opt" / "coreboot-sdk"
coreboot_sdk_dir.mkdir(parents=True)
@pytest.fixture
def llvm_exists(mockfs):
llvm_file = mockfs / "usr" / "bin" / "x86_64-pc-linux-gnu-clang"
llvm_file.parent.mkdir(parents=True)
llvm_file.write_text("")
@pytest.fixture
def host_toolchain_exists(mockfs, monkeypatch):
monkeypatch.setattr(os, "environ", {})
gcc_file = mockfs / "usr" / "bin" / "gcc"
gcc_file.parent.mkdir(parents=True)
gcc_file.write_text("")
@pytest.fixture
def zephyr_exists(mockfs):
zephyr_sdk_version_file = mockfs / "opt" / "zephyr-sdk" / "sdk_version"
zephyr_sdk_version_file.parent.mkdir(parents=True)
zephyr_sdk_version_file.write_text("")
@pytest.fixture
def fake_project(tmp_path):
return project.Project(
tmp_path,
config_dict={
"board": "foo",
"supported-zephyr-versions": ["v2.6"],
"supported-toolchains": [
"coreboot-sdk",
"host",
"llvm",
"zephyr",
],
"output-type": "raw",
},
)
module_paths = {
"ec": pathlib.Path("/mnt/host/source/src/platform/ec"),
}
def test_coreboot_sdk(fake_project, coreboot_sdk_exists):
tc = fake_project.get_toolchain(module_paths)
assert isinstance(tc, toolchains.CorebootSdkToolchain)
config = tc.get_build_config()
assert config.cmake_defs == {
"ZEPHYR_TOOLCHAIN_VARIANT": "coreboot-sdk",
"TOOLCHAIN_ROOT": "/mnt/host/source/src/platform/ec/zephyr",
}
def test_llvm(fake_project, llvm_exists):
tc = fake_project.get_toolchain(module_paths)
assert isinstance(tc, toolchains.LlvmToolchain)
config = tc.get_build_config()
assert config.cmake_defs == {
"ZEPHYR_TOOLCHAIN_VARIANT": "llvm",
"TOOLCHAIN_ROOT": "/mnt/host/source/src/platform/ec/zephyr",
}
def test_zephyr(fake_project, zephyr_exists):
tc = fake_project.get_toolchain(module_paths)
assert isinstance(tc, toolchains.ZephyrToolchain)
config = tc.get_build_config()
assert config.cmake_defs == {
"ZEPHYR_TOOLCHAIN_VARIANT": "zephyr",
"ZEPHYR_SDK_INSTALL_DIR": str(pathlib.Path("/opt/zephyr-sdk")),
}
assert config.environ_defs == {
"ZEPHYR_SDK_INSTALL_DIR": str(pathlib.Path("/opt/zephyr-sdk")),
}
def test_zephyr_from_env(mockfs, monkeypatch, fake_project):
zephyr_sdk_path = mockfs / "zsdk"
zephyr_sdk_path.mkdir()
environ = {"ZEPHYR_SDK_INSTALL_DIR": str(zephyr_sdk_path)}
monkeypatch.setattr(os, "environ", environ)
tc = fake_project.get_toolchain(module_paths)
assert isinstance(tc, toolchains.ZephyrToolchain)
config = tc.get_build_config()
assert config.cmake_defs == {
"ZEPHYR_TOOLCHAIN_VARIANT": "zephyr",
"ZEPHYR_SDK_INSTALL_DIR": str(zephyr_sdk_path),
}
assert config.environ_defs == {
"ZEPHYR_SDK_INSTALL_DIR": str(zephyr_sdk_path),
}
def test_host_toolchain(fake_project, host_toolchain_exists):
tc = fake_project.get_toolchain(module_paths)
assert isinstance(tc, toolchains.HostToolchain)
config = tc.get_build_config()
assert config.cmake_defs == {
"ZEPHYR_TOOLCHAIN_VARIANT": "host",
}
def test_toolchain_override(mockfs, fake_project):
tc = fake_project.get_toolchain(module_paths, override="foo")
config = tc.get_build_config()
assert isinstance(tc, toolchains.GenericToolchain)
assert config.cmake_defs == {"ZEPHYR_TOOLCHAIN_VARIANT": "foo"}
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