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-rw-r--r--setuptools/dist.py54
-rw-r--r--setuptools/tests/test_dist.py46
2 files changed, 70 insertions, 30 deletions
diff --git a/setuptools/dist.py b/setuptools/dist.py
index 084641a8..a2ca8795 100644
--- a/setuptools/dist.py
+++ b/setuptools/dist.py
@@ -495,36 +495,30 @@ class Distribution(Distribution_parse_config_files, _Distribution):
def fetch_build_egg(self, req):
"""Fetch an egg needed for building"""
-
- try:
- cmd = self._egg_fetcher
- cmd.package_index.to_scan = []
- except AttributeError:
- from setuptools.command.easy_install import easy_install
- dist = self.__class__({'script_args': ['easy_install']})
- dist.parse_config_files()
- opts = dist.get_option_dict('easy_install')
- keep = (
- 'find_links', 'site_dirs', 'index_url', 'optimize',
- 'site_dirs', 'allow_hosts'
- )
- for key in list(opts):
- if key not in keep:
- del opts[key] # don't use any other settings
- if self.dependency_links:
- links = self.dependency_links[:]
- if 'find_links' in opts:
- links = opts['find_links'][1].split() + links
- opts['find_links'] = ('setup', links)
- install_dir = self.get_egg_cache_dir()
- cmd = easy_install(
- dist, args=["x"], install_dir=install_dir,
- exclude_scripts=True,
- always_copy=False, build_directory=None, editable=False,
- upgrade=False, multi_version=True, no_report=True, user=False
- )
- cmd.ensure_finalized()
- self._egg_fetcher = cmd
+ from setuptools.command.easy_install import easy_install
+ dist = self.__class__({'script_args': ['easy_install']})
+ dist.parse_config_files()
+ opts = dist.get_option_dict('easy_install')
+ keep = (
+ 'find_links', 'site_dirs', 'index_url', 'optimize',
+ 'site_dirs', 'allow_hosts'
+ )
+ for key in list(opts):
+ if key not in keep:
+ del opts[key] # don't use any other settings
+ if self.dependency_links:
+ links = self.dependency_links[:]
+ if 'find_links' in opts:
+ links = opts['find_links'][1].split() + links
+ opts['find_links'] = ('setup', links)
+ install_dir = self.get_egg_cache_dir()
+ cmd = easy_install(
+ dist, args=["x"], install_dir=install_dir,
+ exclude_scripts=True,
+ always_copy=False, build_directory=None, editable=False,
+ upgrade=False, multi_version=True, no_report=True, user=False
+ )
+ cmd.ensure_finalized()
return cmd.easy_install(req)
def _set_global_opts_from_features(self):
diff --git a/setuptools/tests/test_dist.py b/setuptools/tests/test_dist.py
new file mode 100644
index 00000000..435ffec0
--- /dev/null
+++ b/setuptools/tests/test_dist.py
@@ -0,0 +1,46 @@
+from setuptools import Distribution
+from setuptools.extern.six.moves.urllib.request import pathname2url
+from setuptools.extern.six.moves.urllib_parse import urljoin
+
+from .textwrap import DALS
+from .test_easy_install import make_nspkg_sdist
+
+
+def test_dist_fetch_build_egg(tmpdir):
+ """
+ Check multiple calls to `Distribution.fetch_build_egg` work as expected.
+ """
+ index = tmpdir.mkdir('index')
+ index_url = urljoin('file://', pathname2url(str(index)))
+ def sdist_with_index(distname, version):
+ dist_dir = index.mkdir(distname)
+ dist_sdist = '%s-%s.tar.gz' % (distname, version)
+ make_nspkg_sdist(str(dist_dir.join(dist_sdist)), distname, version)
+ with dist_dir.join('index.html').open('w') as fp:
+ fp.write(DALS(
+ '''
+ <!DOCTYPE html><html><body>
+ <a href="{dist_sdist}" rel="internal">{dist_sdist}</a><br/>
+ </body></html>
+ '''
+ ).format(dist_sdist=dist_sdist))
+ sdist_with_index('barbazquux', '3.2.0')
+ sdist_with_index('barbazquux-runner', '2.11.1')
+ with tmpdir.join('setup.cfg').open('w') as fp:
+ fp.write(DALS(
+ '''
+ [easy_install]
+ index_url = {index_url}
+ '''
+ ).format(index_url=index_url))
+ reqs = '''
+ barbazquux-runner
+ barbazquux
+ '''.split()
+ with tmpdir.as_cwd():
+ dist = Distribution()
+ resolved_dists = [
+ dist.fetch_build_egg(r)
+ for r in reqs
+ ]
+ assert [dist.key for dist in resolved_dists if dist] == reqs