def test_fetch_file(self):
remote_dep = _make_dep(location='remote')
local_dep = _make_dep(location='local')
project_dep = _make_dep(location='project')
p1 = Path('path1')
p2 = Path('path2')
p3 = Path('path3')
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [], None))
context._handle_remote_resolution = MagicMock(return_value=p1)
context._handle_local_resolution = MagicMock(return_value=p2)
context._handle_project_resolution = MagicMock(return_value=p3)
r1 = context._fetch_file(remote_dep, 'remote.name')
r2 = context._fetch_file(local_dep, 'local.name')
r3 = context._fetch_file(project_dep, 'project.name')
context._handle_remote_resolution.assert_called_once_with(
'remote.name')
context._handle_local_resolution.assert_called_once_with('local.name')
context._handle_project_resolution.assert_called_once_with(
'dep', 'project.name')
assert r1 is p1
assert r2 is p2
assert r3 is p3
def test_resolve_no_dependencies(self):
language = Language({}, 'lang')
context = DependencyContext([], language, Configuration({}, [], None))
language.resolver = MagicMock()
assert context.resolve() == []
def test_handle_project_resolution(self, tmpdir):
directory = Path(str(tmpdir))
name = 'name.txt'
path = directory / name
mock_project = MagicMock()
mock_project.get_config.return_value = None
mock_cache = MagicMock()
mock_cache.names = ['a name']
mock_cache.get_project.return_value = mock_project
language = Language({}, 'lang')
language.project_as_dist_path = MagicMock(return_value=None)
context = DependencyContext([], language,
Configuration({}, [], mock_cache))
assert context._handle_project_resolution('', name) is None
language.project_as_dist_path = MagicMock(return_value=directory)
assert context._handle_project_resolution('', name) is None
path.write_text("")
assert context._handle_project_resolution('', name) == path
def __init__(self, directory: Path, content: Dict[str, Any]):
"""
A function to create an instance of the ``Project`` class. Use either the
``Project.from_file()`` or ``Project.from_dir()`` functions to create instances;
do not use this function directly.
"""
self._directory = directory
self._module_set = None
self._unknown_languages = None
self._content = content
self._info = self._content['info']
if 'name' not in self._info:
self._info['name'] = directory.name
if 'version' not in self._info:
self._info['version'] = '0.0.1'
_fix_up_language_list(self._info)
self._prefetch_module_set()
if 'vars' not in self._content:
self._content['vars'] = {}
_resolve_vars_in_dict(self._content, self._content['vars'])
self._configuration = Configuration(
content, self._translate_to_paths('local'),
ProjectCache(self._translate_to_paths('project')))
self._dependencies = DependencySet(
content['dependencies'] if 'dependencies' in content else {})
self._config_cache = {}
self._conflict_set = ConflictSet(content['conflicts'] if 'conflicts' in
content else {})
def test_handle_project_resolution_missing_function(self):
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [], None))
with pytest.raises(ValueError) as info:
context._handle_project_resolution('', 'name.txt')
assert info.value.args[0] == 'The language, lang, does not provide a means of resolving project-based ' \
'dependencies.'
def test_resolve_no_resolver(self):
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [], None))
with pytest.raises(ValueError) as info:
context.resolve()
assert info.value.args[
0] == 'The language, lang, does not provide a means of resolving dependencies.'
def test_construction(self):
deps = []
language = Language({}, 'lang')
context = DependencyContext(deps, language, Configuration({}, [],
None))
assert context._dependencies == deps
assert context._dependencies is not deps
assert context._language is language
def test_read_pom_for_dependencies_no_dependencies(self):
"""Make sure we generate no dependencies when none exist."""
pom_path = get_test_path('java/junit-2.pom.xml')
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [], None))
read_pom_for_dependencies(pom_path, context, self._parent_dependency())
assert context.is_empty()
def test_to_local_file_no_path(self):
mock_fetch = MagicMock(return_value=None)
dep = _make_dep()
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [], None))
context._fetch_file = mock_fetch
assert context.to_local_path(dep, 'file.txt') is None
mock_fetch.assert_called_once_with(dep, 'file.txt')
def test_to_local_file_empty_signatures(self):
path = 'file.txt'
mock_fetch = MagicMock(return_value=path)
dep = _make_dep()
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [], None))
context._fetch_file = mock_fetch
assert context.to_local_path(dep, 'file.txt', {}) is path
mock_fetch.assert_called_once_with(dep, 'file.txt')
def test_add_dependency(self):
dep = _make_dep()
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [], None))
context._resolve = MagicMock()
assert dep.transient is False
assert len(context._dependencies) == 0
context.add_dependency(dep)
assert dep.transient is True
def test_create_dependency_context_for(self):
dep_set = DependencySet(_set_test_data)
context = dep_set.create_dependency_context_for(
'bogus', Language(None, 'fake'), Configuration({}, [], None))
assert context.is_empty() is True
context = dep_set.create_dependency_context_for(
'task', Language(None, 'fake'), Configuration({}, [], None))
assert context.is_empty() is False
assert len(context._dependencies) == 2
dep1 = context._dependencies[0]
dep2 = context._dependencies[1]
# Make sure order is correct for consistent testing.
if dep1.name == 'dep2':
dep1, dep2 = dep2, dep1
_assert_dep(dep1, 'remote', 'dep1', 'dep1', '1.2.3', False, ['task'])
_assert_dep(dep2, 'local', 'dep2', 'dep2', '4.5.6', False, ['task'])
def test_resolve_duplicates(self):
dep = _make_dep()
path = Path('/path/to/file.txt')
language = Language({}, 'lang')
path_set = DependencyPathSet(dep, path)
context = DependencyContext([dep, dep], language,
Configuration({}, [], None))
language.resolver = MagicMock(return_value=path_set)
assert context.resolve() == [path_set]
language.resolver.assert_called_once_with(context, dep)
def test_handle_local_resolution(self, tmpdir):
directory = Path(str(tmpdir))
good_name = 'file.txt'
bad_name = 'no-such-file.txt'
existing_file = directory / good_name
existing_file.write_text("")
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [directory], None))
assert context._handle_local_resolution(bad_name) is None
assert context._handle_local_resolution(good_name) == existing_file
def test_resolve_to_nothing(self):
dep = _make_dep(name='resolve-to-nothing')
language = Language({}, 'lang')
context = DependencyContext([dep], language, Configuration({}, [],
None))
language.resolver = MagicMock(return_value=None)
with pytest.raises(ValueError) as info:
context.resolve()
assert info.value.args[0] == 'Dependency path:\nresolve-to-nothing:resolve-to-nothing:1.2.3\nThe dependency, ' \
'resolve-to-nothing:resolve-to-nothing:1.2.3, could not be resolved.'
language.resolver.assert_called_once_with(context, dep)
def test_to_local_file_good_passed_signatures(self, tmpdir):
directory = Path(str(tmpdir))
path = directory / 'file.txt'
mock_fetch = MagicMock(return_value=path)
dep = _make_dep()
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [], None))
context._fetch_file = mock_fetch
path.write_text("file content.\n")
signatures = sign_path(path)
assert context.to_local_path(dep, 'file.txt', signatures) is path
assert mock_fetch.mock_calls == [call(dep, 'file.txt')]
def test_remote_info(self):
path = Path('.')
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [], None))
resolver = RemoteResolver('the url', path)
assert context._remote_resolver is None
context.set_remote_resolver(resolver)
assert context._remote_resolver is resolver
resolver = RemoteResolver('http://server/path/', path)
context.set_remote_resolver(resolver)
assert context._remote_resolver is resolver
def test_to_local_file_bad_passed_signatures(self, tmpdir):
directory = Path(str(tmpdir))
path = directory / 'file.txt'
mock_fetch = MagicMock(return_value=path)
dep = _make_dep()
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [], None))
context._fetch_file = mock_fetch
path.write_text("file content.\n")
with pytest.raises(ValueError) as info:
context.to_local_path(dep, 'file.txt', {'sha512': 'bad-signature'})
assert info.value.args[
0] == 'Dependency path:\n\nCould not verify the signature of the file file.txt.'
assert mock_fetch.mock_calls == [call(dep, 'file.txt')]
def test_resolve_version_mismatch(self):
dep1 = _make_dep(version='1.2.3')
dep2 = _make_dep(version='4.5.6')
path = Path('/path/to/file.txt')
language = Language({}, 'lang')
path_set = DependencyPathSet(dep1, path)
context = DependencyContext([dep1, dep2], language,
Configuration({}, [], None))
language.resolver = MagicMock(return_value=path_set)
with pytest.raises(ValueError) as info:
context.resolve()
assert info.value.args[0] == 'The same library, name:name, is required at two different versions, 1.2.3 vs. ' \
'4.5.6.'
language.resolver.assert_called_once_with(context, dep1)
def test_handle_remote_resolution(self):
name = 'file.txt'
parent_url = 'http://server/path/to'
url = parent_url + '/' + name
parent_path = Path('path/to')
file = parent_path / name
return_value = Path('/resolved/path/to/' + name)
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [], None))
resolver = RemoteResolver(parent_url, parent_path)
resolver._resolve_remotely = MagicMock(return_value=return_value)
context.set_remote_resolver(resolver)
rv = context._handle_remote_resolution(name)
resolver._resolve_remotely.assert_called_once_with(url, file)
assert rv is return_value
def test_to_local_file_good_file_signatures(self, tmpdir):
directory = Path(str(tmpdir))
path = directory / 'file.txt'
file_names = ['file.txt']
file_names.extend([f'file.txt.{sn}' for sn in supported_signatures])
mock_fetch = MagicMock(
side_effect=[directory / name for name in file_names])
dep = _make_dep()
context = DependencyContext([], Language({}, 'lang'),
Configuration({}, [], None))
context._fetch_file = mock_fetch
file_names = ['file.txt']
file_names.extend([f'file.txt.{sn}' for sn in supported_signatures])
path.write_text("file content.\n")
sign_path_to_files(path)
assert context.to_local_path(dep, 'file.txt') == path
assert mock_fetch.mock_calls == [
call(dep, 'file.txt'),
call(dep, f'file.txt.{supported_signatures[0]}')
]
