def __init__(self, config):
"""
Initialize the binary distribution manager.
:param config: The pip-accel configuration (a :class:`.Config`
object).
"""
self.config = config
self.cache = CacheManager(config)
self.system_package_manager = SystemPackageManager(config)
def test_system_package_dependency_failures(self):
this_script = os.path.abspath(__file__)
pip_accel_directory = os.path.dirname(this_script)
deps_directory = os.path.join(pip_accel_directory, 'deps')
dummy_deps_config = os.path.join(deps_directory, 'unsupported-platform-test.ini')
# Create an unsupported system package manager configuration.
with open(dummy_deps_config, 'w') as handle:
handle.write('[commands]\n')
handle.write('supported = false\n')
handle.write('list = false\n')
handle.write('installed = false\n')
try:
# Validate that the unsupported configuration is ignored (gracefully).
manager = SystemPackageManager(Config())
assert manager.list_command != 'false' and manager.install_command != 'false', \
"System package manager seems to have activated an unsupported configuration!"
finally:
# Never leave the dummy configuration file behind.
os.remove(dummy_deps_config)
