rasterio/tests/test__env.py
Sean Gillies 96310a8754
PROJ data search path setting for rasterio (#1823)
* PROJ data search path setting for rasterio

As in the Fiona project

* Import os in shim modules, update version and change log
2019-11-12 17:49:45 -07:00

127 lines
3.9 KiB
Python

"""Tests of _env util module"""
import pytest
from rasterio._env import GDALDataFinder, PROJDataFinder
from .conftest import gdal_version, requires_gdal_lt_3
@pytest.fixture
def mock_wheel(tmpdir):
"""A fake rasterio wheel"""
moduledir = tmpdir.mkdir("rasterio")
moduledir.ensure("__init__.py")
moduledir.ensure("_env.py")
moduledir.ensure("gdal_data/header.dxf")
moduledir.ensure("proj_data/epsg")
return moduledir
@pytest.fixture
def mock_fhs(tmpdir):
"""A fake FHS system"""
tmpdir.ensure("share/gdal/header.dxf")
tmpdir.ensure("share/proj/epsg")
return tmpdir
@pytest.fixture
def mock_debian(tmpdir):
"""A fake Debian multi-install system"""
tmpdir.ensure("share/gdal/1.11/header.dxf")
tmpdir.ensure("share/gdal/2.0/header.dxf")
tmpdir.ensure("share/gdal/2.1/header.dxf")
tmpdir.ensure("share/gdal/2.2/header.dxf")
tmpdir.ensure("share/gdal/2.3/header.dxf")
tmpdir.ensure("share/gdal/2.4/header.dxf")
tmpdir.ensure("share/gdal/3.0/header.dxf")
tmpdir.ensure("share/proj/epsg")
return tmpdir
def test_search_wheel_gdal_data_failure(tmpdir):
"""Fail to find GDAL data in a non-wheel"""
finder = GDALDataFinder()
assert not finder.search_wheel(str(tmpdir))
def test_search_wheel_gdal_data(mock_wheel):
"""Find GDAL data in a wheel"""
finder = GDALDataFinder()
assert finder.search_wheel(str(mock_wheel.join("_env.py"))) == str(mock_wheel.join("gdal_data"))
def test_search_prefix_gdal_data_failure(tmpdir):
"""Fail to find GDAL data in a bogus prefix"""
finder = GDALDataFinder()
assert not finder.search_prefix(str(tmpdir))
def test_search_prefix_gdal_data(mock_fhs):
"""Find GDAL data under prefix"""
finder = GDALDataFinder()
assert finder.search_prefix(str(mock_fhs)) == str(mock_fhs.join("share").join("gdal"))
def test_search_debian_gdal_data_failure(tmpdir):
"""Fail to find GDAL data in a bogus Debian location"""
finder = GDALDataFinder()
assert not finder.search_debian(str(tmpdir))
def test_search_debian_gdal_data(mock_debian):
"""Find GDAL data under Debian locations"""
finder = GDALDataFinder()
assert finder.search_debian(str(mock_debian)) == str(mock_debian.join("share").join("gdal").join("{}".format(str(gdal_version))))
def test_search_gdal_data_wheel(mock_wheel):
finder = GDALDataFinder()
assert finder.search(str(mock_wheel.join("_env.py"))) == str(mock_wheel.join("gdal_data"))
def test_search_gdal_data_fhs(mock_fhs):
finder = GDALDataFinder()
assert finder.search(str(mock_fhs)) == str(mock_fhs.join("share").join("gdal"))
def test_search_gdal_data_debian(mock_debian):
"""Find GDAL data under Debian locations"""
finder = GDALDataFinder()
assert finder.search(str(mock_debian)) == str(mock_debian.join("share").join("gdal").join("{}".format(str(gdal_version))))
def test_search_wheel_proj_data_failure(tmpdir):
"""Fail to find GDAL data in a non-wheel"""
finder = PROJDataFinder()
assert not finder.search_wheel(str(tmpdir))
def test_search_wheel_proj_data(mock_wheel):
"""Find GDAL data in a wheel"""
finder = PROJDataFinder()
assert finder.search_wheel(str(mock_wheel.join("_env.py"))) == str(mock_wheel.join("proj_data"))
def test_search_prefix_proj_data_failure(tmpdir):
"""Fail to find GDAL data in a bogus prefix"""
finder = PROJDataFinder()
assert not finder.search_prefix(str(tmpdir))
def test_search_prefix_proj_data(mock_fhs):
"""Find GDAL data under prefix"""
finder = PROJDataFinder()
assert finder.search_prefix(str(mock_fhs)) == str(mock_fhs.join("share").join("proj"))
def test_search_proj_data_wheel(mock_wheel):
finder = PROJDataFinder()
assert finder.search(str(mock_wheel.join("_env.py"))) == str(mock_wheel.join("proj_data"))
def test_search_proj_data_fhs(mock_fhs):
finder = PROJDataFinder()
assert finder.search(str(mock_fhs)) == str(mock_fhs.join("share").join("proj"))