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 _initialize_build_configuration(
plugin_resolver: PluginResolver,
options_bootstrapper: OptionsBootstrapper,
env: CompleteEnvironment,
) -> BuildConfiguration:
"""Initialize a BuildConfiguration for the given OptionsBootstrapper.
NB: This method:
1. has the side-effect of (idempotently) adding PYTHONPATH entries for this process
2. is expensive to call, because it might resolve plugins from the network
"""
bootstrap_options = options_bootstrapper.get_bootstrap_options().for_global_scope()
working_set = plugin_resolver.resolve(options_bootstrapper, env)
# Add any extra paths to python path (e.g., for loading extra source backends).
for path in bootstrap_options.pythonpath:
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(
bootstrap_options.plugins,
working_set,
bootstrap_options.backend_packages,
)
def _load_plugins(self, working_set, python_paths, plugins, backend_packages):
# 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 _load_plugins(self, working_set, python_paths, plugins, backend_packages):
# 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 _load_plugins(self):
# Add any extra paths to python path (e.g., for loading extra source backends).
for path in self._bootstrap_options.pythonpath:
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(
self._bootstrap_options.plugins, self._bootstrap_options.plugins2,
self._working_set, self._bootstrap_options.backend_packages,
self._bootstrap_options.backend_packages2, BuildConfiguration())
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 _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 test_backend_plugin_ordering(self):
def reg_alias():
return BuildFileAliases(objects={"override-alias": DummyObject2})
self.working_set.add(self.get_mock_plugin("pluginalias", "0.0.1", alias=reg_alias))
plugins = ["pluginalias==0.0.1"]
aliases = BuildFileAliases(objects={"override-alias": DummyObject1})
with self.create_register(build_file_aliases=lambda: aliases) as backend_module:
backends = [backend_module]
build_configuration = load_backends_and_plugins(
plugins, self.working_set, backends, bc_builder=self.bc_builder,
)
# 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 = build_configuration.registered_aliases
self.assertEqual(DummyObject2, registered_aliases.objects["override-alias"])
