def select_libc_objects(platform: Platform, native_toolchain: NativeToolchain) -> LibcObjects:
# We use lambdas here to avoid searching for libc on osx, where it will fail.
paths = platform.match({
Platform.darwin: lambda: [],
Platform.linux: lambda: native_toolchain._libc_dev.get_libc_objects(),
})()
yield LibcObjects(paths)
def test_gcc_version(self):
scheduler = self._sched()
platform = Platform.create()
gcc_subsystem = global_subsystem_instance(GCC)
gcc_version = gcc_subsystem.version()
gcc_c_compiler = self.execute_expecting_one_result(
scheduler, GCCCCompiler, self.toolchain).value
gcc = gcc_c_compiler.c_compiler
gcc_version_out = self._invoke_capturing_output(
[gcc.exe_filename, '--version'],
env=gcc.get_invocation_environment_dict(platform))
gcc_version_regex = re.compile('^gcc.*{}$'.format(
re.escape(gcc_version)),
flags=re.MULTILINE)
self.assertIsNotNone(gcc_version_regex.search(gcc_version_out))
gcc_cpp_compiler = self.execute_expecting_one_result(
scheduler, GCCCppCompiler, self.toolchain).value
gpp = gcc_cpp_compiler.cpp_compiler
gpp_version_out = self._invoke_capturing_output(
[gpp.exe_filename, '--version'],
env=gpp.get_invocation_environment_dict(platform))
gpp_version_regex = re.compile(r'^g\+\+.*{}$'.format(
re.escape(gcc_version)),
flags=re.MULTILINE)
self.assertIsNotNone(gpp_version_regex.search(gpp_version_out))
def test_clang_version(self):
scheduler = self._sched()
platform = Platform.create()
llvm_subsystem = global_subsystem_instance(LLVM)
llvm_version = llvm_subsystem.version()
llvm_version_regex = re.compile('^clang version {}'.format(
re.escape(llvm_version)),
flags=re.MULTILINE)
llvm_c_compiler = self.execute_expecting_one_result(
scheduler, LLVMCCompiler, self.toolchain).value
clang = llvm_c_compiler.c_compiler
llvm_version_out = self._invoke_capturing_output(
[clang.exe_filename, '--version'],
env=clang.get_invocation_environment_dict(platform))
self.assertIsNotNone(llvm_version_regex.search(llvm_version_out))
llvm_cpp_compiler = self.execute_expecting_one_result(
scheduler, LLVMCppCompiler, self.toolchain).value
clangpp = llvm_cpp_compiler.cpp_compiler
gpp_version_out = self._invoke_capturing_output(
[clangpp.exe_filename, '--version'],
env=clangpp.get_invocation_environment_dict(platform))
self.assertIsNotNone(llvm_version_regex.search(gpp_version_out))
def _conan_os_name(self):
return Platform.create().resolve_platform_specific({
'darwin':
lambda: 'Macos',
'linux':
lambda: 'Linux',
})
def _get_current_platform_string(self):
return Platform.create().resolve_platform_specific({
'darwin':
lambda: 'macosx-10.12-x86_64',
'linux':
lambda: 'linux-x86_64',
})
def test_build_conan_cmdline_args(self):
pkg_spec = 'test/1.0.0@conan/stable'
cr = ConanRequirement(pkg_spec=pkg_spec)
platform = Platform.create()
conan_os_name = platform.resolve_platform_specific(self.CONAN_OS_NAME)
expected = ['install', 'test/1.0.0@conan/stable', '-s', 'os={}'.format(conan_os_name)]
self.assertEqual(cr.fetch_cmdline_args, expected)
def select_libc_objects(platform: Platform, native_toolchain: NativeToolchain) -> LibcObjects:
# We use lambdas here to avoid searching for libc on osx, where it will fail.
paths = platform.resolve_for_enum_variant({
'darwin': lambda: [],
'linux': lambda: native_toolchain._libc_dev.get_libc_objects(),
})()
yield LibcObjects(paths)
def _assert_ctypes_third_party_integration(self, toolchain_variant):
pants_binary = self.run_pants(
['binary', self._binary_target_with_third_party],
config={
'native-build-settings': {
'toolchain_variant': toolchain_variant,
},
})
self.assert_success(pants_binary)
# TODO(#6848): this fails when run with gcc on osx as it requires gcc's libstdc++.so.6.dylib to
# be available on the runtime library path.
attempt_pants_run = Platform.create().resolve_platform_specific({
'darwin':
lambda: toolchain_variant != 'gnu',
'linux':
lambda: True,
})
if attempt_pants_run:
pants_run = self.run_pants(
['-q', 'run', self._binary_target_with_third_party],
config={
'native-build-settings': {
'toolchain_variant': toolchain_variant,
},
})
self.assert_success(pants_run)
self.assertIn('Test worked!\n', pants_run.stdout_data)
def test_build_conan_cmdline_args(self):
pkg_spec = 'test/1.0.0@conan/stable'
cr = ConanRequirement(pkg_spec=pkg_spec)
platform = Platform.create()
conan_os_name = platform.resolve_platform_specific(self.CONAN_OS_NAME)
expected = [
'install', 'test/1.0.0@conan/stable', '-s',
'os={}'.format(conan_os_name)
]
self.assertEqual(cr.fetch_cmdline_args, expected)
def setUp(self):
init_subsystems([LibcDev], options={
'libc': {
'enable_libc_search': False,
'libc_dir': '/does/not/exist',
},
})
self.libc = global_subsystem_instance(LibcDev)
self.platform = Platform.create()
def setUp(self):
init_subsystems([LibcDev], options={
'libc': {
'enable_libc_search': True,
'host_compiler': 'this_executable_does_not_exist',
},
})
self.libc = global_subsystem_instance(LibcDev)
self.platform = Platform.create()
def _assert_ctypes_interop_with_mock_buildroot(self, toolchain_variant):
# TODO: consider making this mock_buildroot/run_pants_with_workdir into a
# PantsRunIntegrationTest method!
with self.mock_buildroot(
dirs_to_copy=[self._binary_interop_target_dir
]) as buildroot, buildroot.pushd():
# Replace strict_deps=False with nothing so we can override it (because target values for this
# option take precedence over subsystem options).
orig_wrapped_math_build = read_file(self._wrapped_math_build_file,
binary_mode=False)
without_strict_deps_wrapped_math_build = re.sub(
'strict_deps=False,', '', orig_wrapped_math_build)
safe_file_dump(self._wrapped_math_build_file,
without_strict_deps_wrapped_math_build,
mode='w')
# This should fail because it does not turn on strict_deps for a target which requires it.
pants_binary_strict_deps_failure = self.run_pants_with_workdir(
command=['binary', self._binary_target_with_interop],
# Explicitly set to True (although this is the default).
config={
# TODO(#6848): don't make it possible to forget to add the toolchain_variant option!
'native-build-settings': {
'toolchain_variant': toolchain_variant,
'strict_deps': True,
},
},
workdir=os.path.join(buildroot.new_buildroot, '.pants.d'),
build_root=buildroot.new_buildroot)
self.assert_failure(pants_binary_strict_deps_failure)
self.assertIn(
self._include_not_found_message_for_variant[toolchain_variant],
pants_binary_strict_deps_failure.stdout_data)
# TODO(#6848): we need to provide the libstdc++.so.6.dylib which comes with gcc on osx in the
# DYLD_LIBRARY_PATH during the 'run' goal somehow.
attempt_pants_run = Platform.create().resolve_platform_specific({
'darwin':
lambda: toolchain_variant != 'gnu',
'linux':
lambda: True,
})
if attempt_pants_run:
pants_run_interop = self.run_pants(
['-q', 'run', self._binary_target_with_interop],
config={
'native-build-settings': {
'toolchain_variant': toolchain_variant,
'strict_deps': False,
},
})
self.assert_success(pants_run_interop)
self.assertEqual('x=3, f(x)=299\n', pants_run_interop.stdout_data)
def _assert_ctypes_binary_creation(self, toolchain_variant):
with temporary_dir() as tmp_dir:
pants_run = self.run_pants(command=['binary', self._binary_target], config={
GLOBAL_SCOPE_CONFIG_SECTION: {
'pants_distdir': tmp_dir,
},
'native-build-step': {
'toolchain_variant': toolchain_variant,
},
})
self.assert_success(pants_run)
# Check that we have selected the appropriate compilers for our selected toolchain variant,
# for both C and C++ compilation.
# TODO(#6866): don't parse info logs for testing!
for compiler_name in self._compiler_names_for_variant[toolchain_variant]:
self.assertIn("selected compiler exe name: '{}'".format(compiler_name),
pants_run.stdout_data)
for linker_name in self._linker_names_for_variant[toolchain_variant]:
self.assertIn("selected linker exe name: '{}'".format(linker_name),
pants_run.stdout_data)
# Check for the pex and for the wheel produced for our python_dist().
pex = os.path.join(tmp_dir, 'bin.pex')
self.assertTrue(is_executable(pex))
# The + is because we append the target's fingerprint to the version. We test this version
# string in test_build_local_python_distributions.py.
wheel_glob = os.path.join(tmp_dir, 'ctypes_test-0.0.1+*.whl')
wheel_dist_with_path = assert_single_element(glob.glob(wheel_glob))
wheel_dist = re.sub('^{}{}'.format(re.escape(tmp_dir), os.path.sep), '', wheel_dist_with_path)
dist_name, dist_version, wheel_platform = name_and_platform(wheel_dist)
self.assertEqual(dist_name, 'ctypes_test')
contains_current_platform = Platform.create().resolve_platform_specific({
'darwin': lambda: wheel_platform.startswith('macosx'),
'linux': lambda: wheel_platform.startswith('linux'),
})
self.assertTrue(contains_current_platform)
# Verify that the wheel contains our shared libraries.
wheel_files = ZipFile(wheel_dist_with_path).namelist()
dist_versioned_name = '{}-{}.data'.format(dist_name, dist_version)
for shared_lib_filename in ['libasdf-c_ctypes.so', 'libasdf-cpp_ctypes.so']:
full_path_in_wheel = os.path.join(dist_versioned_name, 'data', shared_lib_filename)
self.assertIn(full_path_in_wheel, wheel_files)
# Execute the binary and ensure its output is correct.
binary_run_output = invoke_pex_for_output(pex)
self.assertEqual(b'x=3, f(x)=17\n', binary_run_output)
def setUp(self):
init_subsystems(
[LibcDev],
options={
'libc': {
'enable_libc_search': False,
'libc_dir': '/does/not/exist',
},
})
self.libc = global_subsystem_instance(LibcDev)
self.platform = Platform.create()
def setUp(self):
init_subsystems(
[LibcDev],
options={
'libc': {
'enable_libc_search': True,
'host_compiler': 'this_executable_does_not_exist',
},
})
self.libc = global_subsystem_instance(LibcDev)
self.platform = Platform.create()
def setUp(self):
super(TestNativeToolchain, self).setUp()
init_subsystems([LibcDev, NativeToolchain],
options={
'libc': {
'enable_libc_search': True,
},
})
self.platform = Platform.create()
self.toolchain = global_subsystem_instance(NativeToolchain)
self.rules = native_backend_rules()
def _compile(self, compile_request):
"""Perform the process of compilation, writing object files to the request's 'output_dir'.
NB: This method must arrange the output files so that `collect_cached_objects()` can collect all
of the results (or vice versa)!
"""
sources = compile_request.sources
if len(sources) == 0:
# TODO: do we need this log message? Should we still have it for intentionally header-only
# libraries (that might be a confusing message to see)?
self.context.log.debug(
"no sources in request {}, skipping".format(compile_request))
return
compiler = compile_request.compiler
output_dir = compile_request.output_dir
argv = self._make_compile_argv(compile_request)
platform = Platform.create()
with self.context.new_workunit(name=self.workunit_label,
labels=[WorkUnitLabel.COMPILER
]) as workunit:
try:
process = subprocess.Popen(
argv,
cwd=output_dir,
stdout=workunit.output('stdout'),
stderr=workunit.output('stderr'),
env=compiler.get_invocation_environment_dict(platform))
except OSError as e:
workunit.set_outcome(WorkUnit.FAILURE)
raise self.NativeCompileError(
"Error invoking '{exe}' with command {cmd} for request {req}: {err}"
.format(exe=compiler.exe_filename,
cmd=argv,
req=compile_request,
err=e))
rc = process.wait()
if rc != 0:
workunit.set_outcome(WorkUnit.FAILURE)
raise self.NativeCompileError(
"Error in '{section_name}' with command {cmd} for request {req}. Exit code was: {rc}."
.format(section_name=self.workunit_name,
cmd=argv,
req=compile_request,
rc=rc))
def test_ctypes_binary(self):
with temporary_dir() as tmp_dir:
pants_run = self.run_pants(command=['binary', self._binary_target],
config={
GLOBAL_SCOPE_CONFIG_SECTION: {
'pants_distdir': tmp_dir,
}
})
self.assert_success(pants_run)
# Check for the pex and for the wheel produced for our python_dist().
pex = os.path.join(tmp_dir, 'bin.pex')
self.assertTrue(is_executable(pex))
# The + is because we append the target's fingerprint to the version. We test this version
# string in test_build_local_python_distributions.py.
wheel_glob = os.path.join(tmp_dir, 'ctypes_test-0.0.1+*.whl')
wheel_dist_with_path = assert_single_element(glob.glob(wheel_glob))
wheel_dist = re.sub(
'^{}{}'.format(re.escape(tmp_dir), os.path.sep), '',
wheel_dist_with_path)
dist_name, dist_version, wheel_platform = name_and_platform(
wheel_dist)
self.assertEqual(dist_name, 'ctypes_test')
contains_current_platform = Platform.create(
).resolve_platform_specific({
'darwin':
lambda: wheel_platform.startswith('macosx'),
'linux':
lambda: wheel_platform.startswith('linux'),
})
self.assertTrue(contains_current_platform)
# Verify that the wheel contains our shared libraries.
wheel_files = ZipFile(wheel_dist_with_path).namelist()
dist_versioned_name = '{}-{}.data'.format(dist_name, dist_version)
for shared_lib_filename in ['libasdf-c.so', 'libasdf-cpp.so']:
full_path_in_wheel = os.path.join(dist_versioned_name, 'data',
shared_lib_filename)
self.assertIn(full_path_in_wheel, wheel_files)
# Execute the binary and ensure its output is correct.
binary_run_output = invoke_pex_for_output(pex)
self.assertEqual('x=3, f(x)=17\n', binary_run_output)
def setUp(self):
super(TestNativeToolchain, self).setUp()
init_subsystems([LibcDev, NativeToolchain], options={
'libc': {
'enable_libc_search': True,
},
})
self.platform = Platform.create()
self.toolchain = global_subsystem_instance(NativeToolchain)
self.rules = native_backend_rules()
gcc_subsystem = global_subsystem_instance(GCC)
self.gcc_version = gcc_subsystem.version()
llvm_subsystem = global_subsystem_instance(LLVM)
self.llvm_version = llvm_subsystem.version()
def _execute_link_request(self, link_request):
object_files = link_request.object_files
if len(object_files) == 0:
raise self.LinkSharedLibrariesError(
"No object files were provided in request {}!".format(
link_request))
platform = Platform.create()
linker = link_request.linker
native_artifact = link_request.native_artifact
output_dir = link_request.output_dir
resulting_shared_lib_path = os.path.join(
output_dir, native_artifact.as_shared_lib(platform))
# We are executing in the results_dir, so get absolute paths for everything.
cmd = ([linker.exe_filename] +
self._get_shared_lib_cmdline_args(platform) +
['-o', os.path.abspath(resulting_shared_lib_path)] +
[os.path.abspath(obj) for obj in object_files])
with self.context.new_workunit(name='link-shared-libraries',
labels=[WorkUnitLabel.LINKER
]) as workunit:
try:
process = subprocess.Popen(
cmd,
cwd=output_dir,
stdout=workunit.output('stdout'),
stderr=workunit.output('stderr'),
env=linker.get_invocation_environment_dict(platform))
except OSError as e:
workunit.set_outcome(WorkUnit.FAILURE)
raise self.LinkSharedLibrariesError(
"Error invoking the native linker with command {} for request {}: {}"
.format(cmd, link_request, e), e)
rc = process.wait()
if rc != 0:
workunit.set_outcome(WorkUnit.FAILURE)
raise self.LinkSharedLibrariesError(
"Error linking native objects with command {} for request {}. Exit code was: {}."
.format(cmd, link_request, rc))
return SharedLibrary(name=native_artifact.lib_name,
path=resulting_shared_lib_path)
def test_pants_tests_local_dists_for_current_platform_only(self):
platform_string = Platform.create().resolve_platform_specific({
'darwin':
lambda: 'macosx-10.12-x86_64',
'linux':
lambda: 'linux-x86_64',
})
# Use a platform-specific string for testing because the test goal
# requires the coverage package and the pex resolver raises an Untranslatable error when
# attempting to translate the coverage sdist for incompatible platforms.
pants_ini_config = {'python-setup': {'platforms': [platform_string]}}
# Clean all to rebuild requirements pex.
with temporary_dir() as tmp_dir:
command = [
'--pants-distdir={}'.format(tmp_dir), 'clean-all', 'test',
'{}:fasthello'.format(self.fasthello_tests)
]
pants_run = self.run_pants(command=command,
config=pants_ini_config)
self.assert_success(pants_run)
def _make_compile_argv(self, compile_request):
"""Return a list of arguments to use to compile sources. Subclasses can override and append."""
compiler = compile_request.compiler
err_flags = ['-Werror'] if compile_request.fatal_warnings else []
platform = Platform.create()
platform_specific_flags = platform.resolve_platform_specific({
'linux':
lambda: [],
'darwin':
lambda: ['-mmacosx-version-min=10.11'],
})
# We are going to execute in the target output, so get absolute paths for everything.
# TODO: If we need to produce static libs, don't add -fPIC! (could use Variants -- see #5788).
argv = ([compiler.exe_filename] + platform_specific_flags +
self.extra_compile_args() + err_flags + ['-c', '-fPIC'] + [
'-I{}'.format(os.path.abspath(inc_dir))
for inc_dir in compile_request.include_dirs
] + [os.path.abspath(src) for src in compile_request.sources])
return argv
def test_binary(self):
with temporary_dir() as tmp_dir:
pants_run = self.run_pants(command=['binary', self._binary_target], config={
GLOBAL_SCOPE_CONFIG_SECTION: {
'pants_distdir': tmp_dir,
}
})
self.assert_success(pants_run)
# Check for the pex and for the wheel produced for our python_dist().
pex = os.path.join(tmp_dir, 'bin.pex')
self.assertTrue(is_executable(pex))
wheel_glob = os.path.join(tmp_dir, 'ctypes_test-0.0.1-*.whl')
globbed_wheel = glob.glob(wheel_glob)
self.assertEqual(len(globbed_wheel), 1)
wheel_dist = globbed_wheel[0]
_, _, wheel_platform = name_and_platform(wheel_dist)
contains_current_platform = Platform.create().resolve_platform_specific({
'darwin': lambda: wheel_platform.startswith('macosx'),
'linux': lambda: wheel_platform.startswith('linux'),
})
self.assertTrue(contains_current_platform)
# Verify that the wheel contains our shared libraries.
wheel_files = ZipFile(wheel_dist).namelist()
for shared_lib_filename in ['libasdf-c.so', 'libasdf-cpp.so']:
full_path_in_wheel = os.path.join('ctypes_test-0.0.1.data', 'data', shared_lib_filename)
self.assertIn(full_path_in_wheel, wheel_files)
# Execute the binary and ensure its output is correct.
binary_run_output = invoke_pex_for_output(pex)
self.assertEqual('x=3, f(x)=17\n', binary_run_output)
def wrapper(self, *args, **kwargs):
if Platform.current == Platform(normalized_os_name):
test_fn(self, *args, **kwargs)
def _get_current_platform_string(self):
return Platform.create().resolve_platform_specific({
'darwin': lambda: 'macosx-10.12-x86_64',
'linux': lambda: 'linux-x86_64',
})
def _platform(cls): return Platform.create()
def platform(self):
# TODO: convert this to a v2 engine dependency injection.
return Platform.create()
def wrapper(self, *args, **kwargs):
# FIXME: This should be drawn from the v2 engine somehow.
platform = Platform.create()
if platform.normalized_os_name == normalized_os_name:
test_fn(self, *args, **kwargs)
def fetch_cmdline_args(self):
platform = Platform.create()
conan_os_name = platform.resolve_platform_specific(self.CONAN_OS_NAME)
args = ['install', self.pkg_spec, '-s', 'os={}'.format(conan_os_name)]
return args
def wrapper(self, *args, **kwargs):
# TODO: This should be drawn from the v2 engine somehow.
platform = Platform.create()
if platform.normalized_os_name == normalized_os_name:
test_fn(self, *args, **kwargs)
def setUp(self):
super(TestNativeToolchain, self).setUp()
self.platform = Platform.create()
self.toolchain = global_subsystem_instance(NativeToolchain)
self.rules = native_backend_rules()
def _current_platform_abbreviation(cls):
return NativeBackendPlatform.create().resolve_platform_specific({
'darwin': lambda: 'macosx',
'linux': lambda: 'linux',
})