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import logging
import os
from contextlib import contextmanager
from pathlib import Path
from unittest.mock import patch
import pytest
from pyproj import CRS, Transformer, get_codes, set_use_global_context
from pyproj.datadir import (
DataDirError,
append_data_dir,
get_data_dir,
get_user_data_dir,
set_data_dir,
)
from pyproj.enums import PJType
from pyproj.exceptions import CRSError
from test.conftest import proj_env
@contextmanager
def proj_logging_env():
"""
Ensure handler is added and then removed at end.
"""
console_handler = logging.StreamHandler()
formatter = logging.Formatter("%(threadName)s:%(levelname)s:%(message)s")
console_handler.setFormatter(formatter)
logger = logging.getLogger("pyproj")
logger.addHandler(console_handler)
logger.setLevel(logging.DEBUG)
try:
yield
finally:
logger.removeHandler(console_handler)
def create_projdb(tmpdir):
Path(tmpdir, "proj.db").write_text("DUMMY proj.db")
_INVALID_PATH = Path("/invalid/path/to/nowhere")
def test_get_data_dir__missing():
with (
proj_env(),
pytest.raises(DataDirError),
patch.dict(os.environ, {}, clear=True),
patch("pyproj.datadir.Path.absolute", return_value=_INVALID_PATH),
patch("pyproj.datadir.shutil.which", return_value=None),
patch("pyproj.datadir.Path.absolute", return_value=_INVALID_PATH),
patch("pyproj.datadir.sys.prefix", str(_INVALID_PATH)),
):
assert get_data_dir() is None
@pytest.mark.parametrize("projdir_type", [str, Path])
def test_get_data_dir__from_user(projdir_type, tmp_path):
tmpdir = tmp_path / "proj"
tmpdir.mkdir()
tmpdir_env = tmp_path / "proj_env"
tmpdir_env.mkdir()
with (
proj_env(),
patch.dict(os.environ, {"PROJ_DATA": str(tmpdir_env)}, clear=True),
patch("pyproj.datadir.Path.absolute", return_value=tmpdir / "datadir.py"),
patch("pyproj.datadir.sys.prefix", str(tmpdir_env)),
): # noqa: E501
create_projdb(tmpdir)
create_projdb(tmpdir_env)
set_data_dir(projdir_type(tmpdir))
internal_proj_dir = tmpdir / "proj_dir" / "share" / "proj"
internal_proj_dir.mkdir(parents=True)
create_projdb(internal_proj_dir)
assert get_data_dir() == str(tmpdir)
def test_get_data_dir__internal(tmp_path):
tmpdir = tmp_path / "proj"
tmpdir.mkdir()
tmpdir_fake = tmp_path / "proj_fake"
tmpdir_fake.mkdir()
with (
proj_env(),
patch.dict(
os.environ,
{"PROJ_LIB": str(tmpdir_fake), "PROJ_DATA": str(tmpdir_fake)},
clear=True,
),
patch("pyproj.datadir.Path.absolute", return_value=tmpdir / "datadir.py"),
patch("pyproj.datadir.sys.prefix", str(tmpdir_fake)),
):
create_projdb(tmpdir)
create_projdb(tmpdir_fake)
internal_proj_dir = tmpdir / "proj_dir" / "share" / "proj"
internal_proj_dir.mkdir(parents=True)
create_projdb(internal_proj_dir)
assert get_data_dir() == str(internal_proj_dir)
def test_get_data_dir__from_env_var__proj_lib(tmp_path):
with (
proj_env(),
patch.dict(os.environ, {"PROJ_LIB": str(tmp_path)}, clear=True),
patch("pyproj.datadir.Path.absolute", return_value=_INVALID_PATH),
patch("pyproj.datadir.sys.prefix", str(_INVALID_PATH)),
):
create_projdb(tmp_path)
assert get_data_dir() == str(tmp_path)
def test_get_data_dir__from_env_var__proj_data(tmp_path):
with (
proj_env(),
patch.dict(os.environ, {"PROJ_DATA": str(tmp_path)}, clear=True),
patch("pyproj.datadir.Path.absolute", return_value=_INVALID_PATH),
patch("pyproj.datadir.sys.prefix", str(_INVALID_PATH)),
):
create_projdb(tmp_path)
assert get_data_dir() == str(tmp_path)
def test_get_data_dir__from_env_var__multiple(tmp_path):
tmpdir = os.pathsep.join([str(tmp_path) for _ in range(3)])
with (
proj_env(),
patch.dict(os.environ, {"PROJ_DATA": tmpdir}, clear=True),
patch("pyproj.datadir.Path.absolute", return_value=_INVALID_PATH),
patch("pyproj.datadir.sys.prefix", str(_INVALID_PATH)),
):
create_projdb(tmp_path)
assert get_data_dir() == tmpdir
def test_get_data_dir__from_prefix(tmp_path):
with (
proj_env(),
patch.dict(os.environ, {}, clear=True),
patch("pyproj.datadir.Path.absolute", return_value=_INVALID_PATH),
patch("pyproj.datadir.sys.prefix", str(tmp_path)),
):
proj_dir = tmp_path / "share" / "proj"
proj_dir.mkdir(parents=True)
create_projdb(proj_dir)
assert get_data_dir() == str(proj_dir)
def test_get_data_dir__from_prefix__conda_windows(tmp_path):
with (
proj_env(),
patch.dict(os.environ, {}, clear=True),
patch("pyproj.datadir.Path.absolute", return_value=_INVALID_PATH),
patch("pyproj.datadir.sys.prefix", str(tmp_path)),
):
proj_dir = tmp_path / "Library" / "share" / "proj"
proj_dir.mkdir(parents=True)
create_projdb(proj_dir)
assert get_data_dir() == str(proj_dir)
def test_get_data_dir__from_path(tmp_path):
with (
proj_env(),
patch.dict(os.environ, {}, clear=True),
patch("pyproj.datadir.Path.absolute", return_value=_INVALID_PATH),
patch("pyproj.datadir.sys.prefix", str(_INVALID_PATH)),
patch(
"pyproj.datadir.shutil.which", return_value=str(tmp_path / "bin" / "proj")
),
):
proj_dir = tmp_path / "share" / "proj"
proj_dir.mkdir(parents=True)
create_projdb(proj_dir)
assert get_data_dir() == str(proj_dir)
@pytest.mark.parametrize("projdir_type", [str, Path])
def test_append_data_dir__internal(projdir_type, tmp_path):
with (
proj_env(),
patch.dict(os.environ, {}, clear=True),
patch("pyproj.datadir.Path.absolute", return_value=tmp_path / "datadir.py"),
patch("pyproj.datadir.sys.prefix", str(_INVALID_PATH)),
):
create_projdb(tmp_path)
internal_proj_dir = tmp_path / "proj_dir" / "share" / "proj"
internal_proj_dir.mkdir(parents=True)
create_projdb(internal_proj_dir)
extra_datadir = tmp_path / "extra_datumgrids"
append_data_dir(projdir_type(extra_datadir))
assert get_data_dir() == os.pathsep.join(
[str(internal_proj_dir), str(extra_datadir)]
)
@pytest.mark.slow
def test_creating_multiple_crs_without_file_limit():
"""
This test checks for two things:
1. Ensure database connection is closed for file limit
https://github.com/pyproj4/pyproj/issues/374
2. Ensure core-dumping does not occur when many objects are created
https://github.com/pyproj4/pyproj/issues/678
"""
codes = get_codes("EPSG", PJType.PROJECTED_CRS, False)
assert [CRS.from_epsg(code) for code in codes]
def test_get_user_data_dir():
assert get_user_data_dir().endswith("proj")
@patch.dict("os.environ", {"PYPROJ_GLOBAL_CONTEXT": "ON"}, clear=True)
def test_set_use_global_context__default_on():
with pytest.warns(FutureWarning):
set_use_global_context()
@patch.dict("os.environ", {"PYPROJ_GLOBAL_CONTEXT": "OFF"}, clear=True)
def test_set_use_global_context__on():
with pytest.warns(FutureWarning):
set_use_global_context(True)
def test_proj_debug_logging(capsys):
with proj_logging_env():
with pytest.warns(FutureWarning):
transformer = Transformer.from_proj("+init=epsg:4326", "+init=epsg:27700")
transformer.transform(100000, 100000)
captured = capsys.readouterr()
if os.environ.get("PROJ_DEBUG") == "3":
assert "PROJ_TRACE" in captured.err
assert "PROJ_DEBUG" in captured.err
elif os.environ.get("PROJ_DEBUG") == "2":
assert "PROJ_TRACE" not in captured.err
assert "PROJ_DEBUG" in captured.err
else:
assert "PROJ_ERROR" in captured.err
def test_proj_debug_logging__error(capsys):
with proj_logging_env(), pytest.raises(CRSError):
CRS("INVALID STRING")
captured = capsys.readouterr()
if os.environ.get("PROJ_DEBUG") == "3":
assert "PROJ_TRACE" in captured.err
assert "PROJ_DEBUG" in captured.err
assert "PROJ_ERROR" in captured.err
elif os.environ.get("PROJ_DEBUG") == "2":
assert "PROJ_TRACE" not in captured.err
assert "PROJ_DEBUG" in captured.err
assert "PROJ_ERROR" in captured.err
else:
assert captured.err == ""
assert captured.out == ""
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