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conftest.py
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conftest.py
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# The conftest.py file serves as a means of providing fixtures for an entire directory.
# Fixtures defined in a conftest.py can be used by any test in that package without
# needing to import them (pytest will automatically discover them).
import os
import uuid
from shutil import copytree
import pytest
from aequilibrae import Project
from aequilibrae.project.database_connection import database_connection
from aequilibrae.transit import Transit
from aequilibrae.utils.create_example import create_example
from aequilibrae.utils.spatialite_utils import ensure_spatialite_binaries
from tests.data import siouxfalls_project
DEFAULT_PROJECT = siouxfalls_project
ensure_spatialite_binaries()
def project_factory_fixture(scope):
@pytest.fixture(scope=scope)
def create_project_fixture(tmp_path_factory):
base_dir = tmp_path_factory.mktemp(f"projects_{scope}")
projects = []
def _create_project(name=None, source_dir=DEFAULT_PROJECT):
proj_dir = base_dir / (name or uuid.uuid4().hex)
copytree(source_dir, proj_dir)
project = Project()
project.open(str(proj_dir))
projects.append(project)
return project
yield _create_project
for project in projects:
project.close()
return create_project_fixture
create_project = project_factory_fixture(scope="function")
create_project_session = project_factory_fixture(scope="session")
@pytest.fixture
def create_empty_project(_empty_project, create_project):
def _create_empty_project(name=None):
return create_project(name=name, source_dir=_empty_project)
return _create_empty_project
@pytest.fixture(scope="session")
def create_empty_project_session(_empty_project, create_project_session):
def _create_empty_project(name=None):
return create_project_session(name=name, source_dir=_empty_project)
return _create_empty_project
# This fixture creates a default empty structure on disk that can be used as the
# source folder for creating temporary empty projects
@pytest.fixture(scope="session")
def _empty_project(tmp_path_factory):
proj_dir = tmp_path_factory.mktemp("_empty_project") / uuid.uuid4().hex
project = Project()
project.new(str(proj_dir))
return proj_dir
@pytest.fixture
def project(create_empty_project):
return create_empty_project()
@pytest.fixture
def create_path(tmp_path):
return tmp_path / uuid.uuid4().hex
@pytest.fixture
def create_gtfs_project(create_path):
prj = create_example(create_path, "coquimbo")
if os.path.isfile(os.path.join(create_path, "public_transport.sqlite")):
os.remove(os.path.join(create_path, "public_transport.sqlite"))
data = Transit(prj)
yield data
prj.close()
@pytest.fixture
def transit_conn(create_gtfs_project):
return database_connection("transit")
@pytest.fixture(autouse=True)
def doctest_fixtures(doctest_namespace, tmp_path, create_path):
doctest_namespace["tmp_path"] = tmp_path
doctest_namespace["tmp_path_empty"] = str(create_path)