diff options
Diffstat (limited to 'pkg_resources/tests/test_resources.py')
| -rw-r--r-- | pkg_resources/tests/test_resources.py | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/pkg_resources/tests/test_resources.py b/pkg_resources/tests/test_resources.py index ba12d857..7176cc70 100644 --- a/pkg_resources/tests/test_resources.py +++ b/pkg_resources/tests/test_resources.py @@ -671,3 +671,37 @@ class TestNamespaces: os.path.join(self._real_tmpdir, "site-pkgs2", "pkg1", "pkg2"), ] assert pkg1.pkg2.__path__ == expected + + def test_path_order(self): + """ + Test that if multiple versions of the same namespace package subpackage + are on different sys.path entries, that only the one earliest on + sys.path is imported, and that the namespace package's __path__ is in + the correct order. + + Regression test for https://bitbucket.org/pypa/setuptools/issues/207 + """ + + site_pkgs = ["site-pkgs", "site-pkgs2", "site-pkgs3"] + + ns_str = "__import__('pkg_resources').declare_namespace(__name__)\n" + vers_str = "__version__ = %r" + + for idx, site in enumerate(site_pkgs): + if idx > 0: + sys.path.append(os.path.join(self._tmpdir, site)) + os.makedirs(os.path.join(self._tmpdir, site, "nspkg", "subpkg")) + with open(os.path.join(self._tmpdir, site, "nspkg", + "__init__.py"), "w") as f: + f.write(ns_str) + + with open(os.path.join(self._tmpdir, site, "nspkg", "subpkg", + "__init__.py"), "w") as f: + f.write(vers_str % (idx + 1)) + + import nspkg.subpkg + import nspkg + assert nspkg.__path__ == [os.path.join(self._real_tmpdir, site, + "nspkg") + for site in site_pkgs] + assert nspkg.subpkg.__version__ == 1 |