1 files changed, 129 insertions, 0 deletions
diff --git a/Lib/packaging/tests/test_uninstall.py b/Lib/packaging/tests/test_uninstall.py
new file mode 100644
index 00000000000..c7702dedc30
--- /dev/null
+++ b/Lib/packaging/tests/test_uninstall.py
@@ -0,0 +1,129 @@
+"""Tests for the uninstall command."""
+import os
+import sys
+from io import StringIO
+import stat
+import packaging.util
+
+from packaging.database import disable_cache, enable_cache
+from packaging.run import main
+from packaging.errors import PackagingError
+from packaging.install import remove
+from packaging.command.install_dist import install_dist
+
+from packaging.tests import unittest, support
+
+SETUP_CFG = """
+[metadata]
+name = %(name)s
+version = %(version)s
+
+[files]
+packages =
+    %(pkg)s
+    %(pkg)s.sub
+"""
+
+
+class UninstallTestCase(support.TempdirManager,
+                        support.LoggingCatcher,
+                        support.EnvironRestorer,
+                        unittest.TestCase):
+
+    restore_environ = ['PLAT']
+
+    def setUp(self):
+        super(UninstallTestCase, self).setUp()
+        self.addCleanup(setattr, sys, 'stdout', sys.stdout)
+        self.addCleanup(setattr, sys, 'stderr', sys.stderr)
+        self.addCleanup(os.chdir, os.getcwd())
+        self.addCleanup(enable_cache)
+        self.root_dir = self.mkdtemp()
+        self.cwd = os.getcwd()
+        disable_cache()
+
+    def tearDown(self):
+        os.chdir(self.cwd)
+        packaging.util._path_created.clear()
+        super(UninstallTestCase, self).tearDown()
+
+    def run_setup(self, *args):
+        # run setup with args
+        args = ['run'] + list(args)
+        dist = main(args)
+        return dist
+
+    def get_path(self, dist, name):
+        cmd = install_dist(dist)
+        cmd.prefix = self.root_dir
+        cmd.finalize_options()
+        return getattr(cmd, 'install_' + name)
+
+    def make_dist(self, name='Foo', **kw):
+        kw['name'] = name
+        pkg = name.lower()
+        if 'version' not in kw:
+            kw['version'] = '0.1'
+        project_dir, dist = self.create_dist(**kw)
+        kw['pkg'] = pkg
+
+        pkg_dir = os.path.join(project_dir, pkg)
+        os.mkdir(pkg_dir)
+        os.mkdir(os.path.join(pkg_dir, 'sub'))
+
+        self.write_file((project_dir, 'setup.cfg'), SETUP_CFG % kw)
+        self.write_file((pkg_dir, '__init__.py'), '#')
+        self.write_file((pkg_dir, pkg + '_utils.py'), '#')
+        self.write_file((pkg_dir, 'sub', '__init__.py'), '#')
+        self.write_file((pkg_dir, 'sub', pkg + '_utils.py'), '#')
+
+        return project_dir
+
+    def install_dist(self, name='Foo', dirname=None, **kw):
+        if not dirname:
+            dirname = self.make_dist(name, **kw)
+        os.chdir(dirname)
+        old_out = sys.stderr
+        sys.stderr = StringIO()
+        dist = self.run_setup('install_dist', '--prefix=' + self.root_dir)
+        install_lib = self.get_path(dist, 'purelib')
+        return dist, install_lib
+
+    def test_uninstall_unknow_distribution(self):
+        self.assertRaises(PackagingError, remove, 'Foo',
+                          paths=[self.root_dir])
+
+    def test_uninstall(self):
+        dist, install_lib = self.install_dist()
+        self.assertIsFile(install_lib, 'foo', '__init__.py')
+        self.assertIsFile(install_lib, 'foo', 'sub', '__init__.py')
+        self.assertIsFile(install_lib, 'Foo-0.1.dist-info', 'RECORD')
+        self.assertTrue(remove('Foo', paths=[install_lib]))
+        self.assertIsNotFile(install_lib, 'foo', 'sub', '__init__.py')
+        self.assertIsNotFile(install_lib, 'Foo-0.1.dist-info', 'RECORD')
+
+    def test_remove_issue(self):
+        # makes sure if there are OSErrors (like permission denied)
+        # remove() stops and display a clean error
+        dist, install_lib = self.install_dist('Meh')
+
+        # breaking os.rename
+        old = os.rename
+
+        def _rename(source, target):
+            raise OSError
+
+        os.rename = _rename
+        try:
+            self.assertFalse(remove('Meh', paths=[install_lib]))
+        finally:
+            os.rename = old
+
+        self.assertTrue(remove('Meh', paths=[install_lib]))
+
+
+def test_suite():
+    return unittest.makeSuite(UninstallTestCase)
+
+if __name__ == '__main__':
+    unittest.main(defaultTest='test_suite')