def RevertStableEBuild(dirname, rev):
"""Revert the stable ebuilds for a package back to a particular revision.
Also add/remove the files in git.
Args:
dirname: Path to the ebuild directory.
rev: Revision to revert back to.
Returns:
The name of the ebuild reverted to.
"""
package = os.path.basename(dirname.rstrip(os.sep))
pattern = '%s-*.ebuild' % package
# Get rid of existing stable ebuilds.
ebuilds = glob.glob(os.path.join(dirname, pattern))
for ebuild in ebuilds:
parts = SplitPVPath(ebuild)
if parts.version != '9999':
git.RmPath(ebuild)
# Bring back the old stable ebuild.
names = git.GetObjectAtRev(dirname, './', rev).split()
names = fnmatch.filter(names, pattern)
names = [
name for name in names
if SplitPVPath(os.path.join(dirname, name)).version != '9999'
]
if not names:
return None
assert len(names) == 1
name = names[0]
git.RevertPath(dirname, name, rev)
# Update the manifest.
UpdateManifest(os.path.join(dirname, name))
manifest_path = os.path.join(dirname, 'Manifest')
if os.path.exists(manifest_path):
git.AddPath(manifest_path)
return os.path.join(dirname, name)
def testGetObjectAtRev(self):
git.GetObjectAtRev(self.fake_git_dir, '.', '1234')
self.assertCommandContains(['show'])