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139 lines
4.4 KiB
Python
139 lines
4.4 KiB
Python
import subprocess
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import sys
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from setuptools._path import paths_on_pythonpath
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from . import namespaces
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class TestNamespaces:
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def test_mixed_site_and_non_site(self, tmpdir):
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"""
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Installing two packages sharing the same namespace, one installed
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to a site dir and the other installed just to a path on PYTHONPATH
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should leave the namespace in tact and both packages reachable by
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import.
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"""
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pkg_A = namespaces.build_namespace_package(tmpdir, 'myns.pkgA')
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pkg_B = namespaces.build_namespace_package(tmpdir, 'myns.pkgB')
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site_packages = tmpdir / 'site-packages'
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path_packages = tmpdir / 'path-packages'
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targets = site_packages, path_packages
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# use pip to install to the target directory
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install_cmd = [
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sys.executable,
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'-m',
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'pip.__main__',
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'install',
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str(pkg_A),
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'-t',
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str(site_packages),
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]
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subprocess.check_call(install_cmd)
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namespaces.make_site_dir(site_packages)
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install_cmd = [
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sys.executable,
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'-m',
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'pip.__main__',
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'install',
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str(pkg_B),
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'-t',
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str(path_packages),
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]
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subprocess.check_call(install_cmd)
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try_import = [
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sys.executable,
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'-c',
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'import myns.pkgA; import myns.pkgB',
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]
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with paths_on_pythonpath(map(str, targets)):
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subprocess.check_call(try_import)
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def test_pkg_resources_import(self, tmpdir):
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"""
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Ensure that a namespace package doesn't break on import
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of pkg_resources.
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"""
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pkg = namespaces.build_namespace_package(tmpdir, 'myns.pkgA')
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target = tmpdir / 'packages'
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target.mkdir()
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install_cmd = [
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sys.executable,
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'-m',
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'pip',
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'install',
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'-t',
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str(target),
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str(pkg),
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]
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with paths_on_pythonpath([str(target)]):
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subprocess.check_call(install_cmd)
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namespaces.make_site_dir(target)
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try_import = [
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sys.executable,
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'-c',
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'import pkg_resources',
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]
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with paths_on_pythonpath([str(target)]):
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subprocess.check_call(try_import)
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def test_namespace_package_installed_and_cwd(self, tmpdir):
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"""
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Installing a namespace packages but also having it in the current
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working directory, only one version should take precedence.
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"""
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pkg_A = namespaces.build_namespace_package(tmpdir, 'myns.pkgA')
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target = tmpdir / 'packages'
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# use pip to install to the target directory
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install_cmd = [
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sys.executable,
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'-m',
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'pip.__main__',
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'install',
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str(pkg_A),
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'-t',
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str(target),
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]
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subprocess.check_call(install_cmd)
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namespaces.make_site_dir(target)
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# ensure that package imports and pkg_resources imports
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pkg_resources_imp = [
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sys.executable,
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'-c',
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'import pkg_resources; import myns.pkgA',
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]
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with paths_on_pythonpath([str(target)]):
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subprocess.check_call(pkg_resources_imp, cwd=str(pkg_A))
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def test_packages_in_the_same_namespace_installed_and_cwd(self, tmpdir):
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"""
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Installing one namespace package and also have another in the same
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namespace in the current working directory, both of them must be
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importable.
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"""
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pkg_A = namespaces.build_namespace_package(tmpdir, 'myns.pkgA')
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pkg_B = namespaces.build_namespace_package(tmpdir, 'myns.pkgB')
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target = tmpdir / 'packages'
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# use pip to install to the target directory
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install_cmd = [
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sys.executable,
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'-m',
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'pip.__main__',
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'install',
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str(pkg_A),
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'-t',
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str(target),
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]
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subprocess.check_call(install_cmd)
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namespaces.make_site_dir(target)
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# ensure that all packages import and pkg_resources imports
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pkg_resources_imp = [
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sys.executable,
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'-c',
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'import pkg_resources; import myns.pkgA; import myns.pkgB',
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]
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with paths_on_pythonpath([str(target)]):
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subprocess.check_call(pkg_resources_imp, cwd=str(pkg_B))
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