def preprocess_args(self, environ={}, compiler_name=None,
source='a.c', output=None, cpp_options=[]):
"""Returns a list of arguments that would be passed to the preprocessor executing given preprocessing step."""
try:
from unittest.mock import patch
except ImportError as e:
raise unittest.SkipTest(e)
with patch.object(distutils.ccompiler.CCompiler, 'spawn') as spawn:
with Environ(environ):
cc = CCompiler(compiler_name=compiler_name)
# Avoid check if target is newer from source.
cc.compiler.force = True
# Don't actually do anything.
cc.compiler.dry_run = True
cc.preprocess(source, output, cpp_options)
self.assertEqual(1, spawn.call_count)
args, kwargs = spawn.call_args
return args[0]
def compile_args(self, environ={}, compiler_name='unix',
pkg_config_cflags=[], cpp_includes=[],
source='a.c', init_sections=[]):
"""Returns a list of arguments that would be passed to the compiler executing given compilation step."""
try:
from unittest.mock import patch
except ImportError as e:
raise unittest.SkipTest(e)
with patch.object(distutils.ccompiler.CCompiler, 'spawn') as spawn:
with Environ(environ):
cc = CCompiler(compiler_name=compiler_name)
# Avoid check if target is newer from source.
cc.compiler.force = True
# Don't actually do anything.
cc.compiler.dry_run = True
cc.compile(pkg_config_cflags, cpp_includes, [source], init_sections)
self.assertEqual(1, spawn.call_count)
args, kwargs = spawn.call_args
return args[0]
def test_link_args_override(self):
with Environ(dict(CC="foobar")):
compiler = CCompiler()
self.assertEqual(compiler.compiler.linker_so[0], "foobar")
def test_link_cmd(self):
with Environ(dict(CC="foobar")):
compiler = CCompiler()
self.assertEqual(compiler.linker_cmd[0], "foobar")