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-rw-r--r--Lib/packaging/tests/test_uninstall.py30
1 files changed, 16 insertions, 14 deletions
diff --git a/Lib/packaging/tests/test_uninstall.py b/Lib/packaging/tests/test_uninstall.py
index 49fcb42..8f094f4 100644
--- a/Lib/packaging/tests/test_uninstall.py
+++ b/Lib/packaging/tests/test_uninstall.py
@@ -4,12 +4,9 @@ import sys
import logging
import packaging.util
-from io import StringIO
-from packaging.run import main
from packaging.errors import PackagingError
from packaging.install import remove
from packaging.database import disable_cache, enable_cache
-from packaging.command.install_dist import install_dist
from packaging.tests import unittest, support
@@ -47,16 +44,12 @@ class UninstallTestCase(support.TempdirManager,
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()
+ # the dist argument must contain an install_dist command correctly
+ # initialized with a prefix option and finalized befored this method
+ # can be called successfully; practically, this means that you should
+ # call self.install_dist before self.get_path
+ cmd = dist.get_command_obj('install_dist')
return getattr(cmd, 'install_' + name)
def make_dist(self, name='Foo', **kw):
@@ -83,8 +76,17 @@ class UninstallTestCase(support.TempdirManager,
if not dirname:
dirname = self.make_dist(name, **kw)
os.chdir(dirname)
- sys.stderr = StringIO()
- dist = self.run_setup('install_dist', '--prefix=' + self.root_dir)
+
+ dist = support.TestDistribution()
+ # for some unfathomable reason, the tests will fail horribly if the
+ # parse_config_files method is not called, even if it doesn't do
+ # anything useful; trying to build and use a command object manually
+ # also fails
+ dist.parse_config_files()
+ dist.finalize_options()
+ dist.run_command('install_dist',
+ {'prefix': ('command line', self.root_dir)})
+
site_packages = self.get_path(dist, 'purelib')
return dist, site_packages