def test_backend_plugin_ordering(self):
def reg_alias():
return BuildFileAliases(targets={'override-alias': DummyTarget2})
self.working_set.add(self.get_mock_plugin('pluginalias', '0.0.1', alias=reg_alias))
plugins=['pluginalias==0.0.1'];
aliases = BuildFileAliases(targets={'override-alias': DummyTarget})
with self.create_register(build_file_aliases=lambda: aliases) as backend_module:
backends=[backend_module]
load_backends_and_plugins(plugins, self.working_set, backends,
build_configuration=self.build_configuration)
# The backend should load first, then the plugins, therefore the alias registered in
# the plugin will override the alias registered by the backend
registered_aliases = self.build_configuration.registered_aliases()
self.assertEqual(DummyTarget2, registered_aliases.target_types['override-alias'])
def test_backend_plugin_ordering(self):
def reg_alias():
return BuildFileAliases(targets={'override-alias': DummyTarget2})
self.working_set.add(self.get_mock_plugin('pluginalias', '0.0.1', alias=reg_alias))
plugins=['pluginalias==0.0.1']
aliases = BuildFileAliases(targets={'override-alias': DummyTarget})
with self.create_register(build_file_aliases=lambda: aliases) as backend_module:
backends=[backend_module]
load_backends_and_plugins(plugins, self.working_set, backends,
build_configuration=self.build_configuration)
# The backend should load first, then the plugins, therefore the alias registered in
# the plugin will override the alias registered by the backend
registered_aliases = self.build_configuration.registered_aliases()
self.assertEqual(DummyTarget2, registered_aliases.target_types['override-alias'])
def _load_plugins(self, working_set, python_paths, plugins, backend_packages):
"""Load backends and plugins.
:returns: A `BuildConfiguration` object constructed during backend/plugin loading.
"""
# Add any extra paths to python path (e.g., for loading extra source backends).
for path in python_paths:
if path not in sys.path:
sys.path.append(path)
pkg_resources.fixup_namespace_packages(path)
# Load plugins and backends.
return load_backends_and_plugins(plugins, working_set, backend_packages)
def _setup_options(self, options_bootstrapper, working_set):
# TODO: This inline import is currently necessary to resolve a ~legitimate cycle between
# `GoalRunner`->`EngineInitializer`->`OptionsInitializer`->`GoalRunner`.
from pants.bin.goal_runner import GoalRunner
bootstrap_options = options_bootstrapper.get_bootstrap_options()
global_bootstrap_options = bootstrap_options.for_global_scope()
if global_bootstrap_options.pants_version != pants_version():
raise BuildConfigurationError(
'Version mismatch: Requested version was {}, our version is {}.'
.format(global_bootstrap_options.pants_version,
pants_version()))
# Get logging setup prior to loading backends so that they can log as needed.
if self._init_logging:
self._setup_logging(global_bootstrap_options)
# Add any extra paths to python path (e.g., for loading extra source backends).
for path in global_bootstrap_options.pythonpath:
sys.path.append(path)
pkg_resources.fixup_namespace_packages(path)
# Load plugins and backends.
plugins = global_bootstrap_options.plugins
backend_packages = global_bootstrap_options.backend_packages
build_configuration = load_backends_and_plugins(
plugins, working_set, backend_packages)
# Now that plugins and backends are loaded, we can gather the known scopes.
known_scope_infos = [GlobalOptionsRegistrar.get_scope_info()]
# Add scopes for all needed subsystems via a union of all known subsystem sets.
subsystems = Subsystem.closure(GoalRunner.subsystems()
| Goal.subsystems()
| build_configuration.subsystems())
for subsystem in subsystems:
known_scope_infos.append(subsystem.get_scope_info())
# Add scopes for all tasks in all goals.
for goal in Goal.all():
known_scope_infos.extend(filter(None, goal.known_scope_infos()))
# Now that we have the known scopes we can get the full options.
options = options_bootstrapper.get_full_options(known_scope_infos)
self._register_options(subsystems, options)
# Make the options values available to all subsystems.
Subsystem.set_options(options)
return options, build_configuration
def _setup_options(self, options_bootstrapper, working_set):
# TODO: This inline import is currently necessary to resolve a ~legitimate cycle between
# `GoalRunner`->`EngineInitializer`->`OptionsInitializer`->`GoalRunner`.
from pants.bin.goal_runner import GoalRunner
bootstrap_options = options_bootstrapper.get_bootstrap_options()
global_bootstrap_options = bootstrap_options.for_global_scope()
if global_bootstrap_options.pants_version != pants_version():
raise BuildConfigurationError(
'Version mismatch: Requested version was {}, our version is {}.'.format(
global_bootstrap_options.pants_version, pants_version()
)
)
# Get logging setup prior to loading backends so that they can log as needed.
if self._init_logging:
self._setup_logging(global_bootstrap_options)
# Add any extra paths to python path (e.g., for loading extra source backends).
for path in global_bootstrap_options.pythonpath:
sys.path.append(path)
pkg_resources.fixup_namespace_packages(path)
# Load plugins and backends.
plugins = global_bootstrap_options.plugins
backend_packages = global_bootstrap_options.backend_packages
build_configuration = load_backends_and_plugins(plugins, working_set, backend_packages)
# Now that plugins and backends are loaded, we can gather the known scopes.
known_scope_infos = [GlobalOptionsRegistrar.get_scope_info()]
# Add scopes for all needed subsystems via a union of all known subsystem sets.
subsystems = Subsystem.closure(
GoalRunner.subsystems() | Goal.subsystems() | build_configuration.subsystems()
)
for subsystem in subsystems:
known_scope_infos.append(subsystem.get_scope_info())
# Add scopes for all tasks in all goals.
for goal in Goal.all():
known_scope_infos.extend(filter(None, goal.known_scope_infos()))
# Now that we have the known scopes we can get the full options.
options = options_bootstrapper.get_full_options(known_scope_infos)
self._register_options(subsystems, options)
# Make the options values available to all subsystems.
Subsystem.set_options(options)
return options, build_configuration
