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# Copyright 2013-2018 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
from spack import *
class Canfail(Package):
"""Package which fails install unless a special attribute is set"""
homepage = "http://www.example.com"
url = "http://www.example.com/a-1.0.tar.gz"
version('1.0', '0123456789abcdef0123456789abcdef')
succeed = False
def install(self, spec, prefix):
if not self.succeed:
raise InstallError("'succeed' was false")
touch(join_path(prefix, 'an_installation_file'))
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