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##############################################################################
# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
# Produced at the Lawrence Livermore National Laboratory.
#
# This file is part of Spack.
# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
# LLNL-CODE-647188
#
# For details, see https://github.com/llnl/spack
# Please also see the LICENSE file for our notice and the LGPL.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License (as
# published by the Free Software Foundation) version 2.1, February 1999.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
# conditions of the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##############################################################################
import os
import shutil
import tempfile
import unittest
import spack
import spack.config
from llnl.util.filesystem import mkdirp
from ordereddict_backport import OrderedDict
from spack.repository import RepoPath
from spack.spec import Spec
platform = spack.architecture.platform()
linux_os_name = 'debian'
linux_os_version = '6'
if platform.name == 'linux':
linux_os = platform.operating_system("default_os")
linux_os_name = linux_os.name
linux_os_version = linux_os.version
mock_compiler_config = """\
compilers:
- compiler:
spec: clang@3.3
operating_system: {0}{1}
paths:
cc: /path/to/clang
cxx: /path/to/clang++
f77: None
fc: None
modules: 'None'
- compiler:
spec: gcc@4.5.0
operating_system: {0}{1}
paths:
cc: /path/to/gcc
cxx: /path/to/g++
f77: None
fc: None
modules: 'None'
- compiler:
spec: clang@3.3
operating_system: CNL10
paths:
cc: /path/to/clang
cxx: /path/to/clang++
f77: None
fc: None
modules: 'None'
- compiler:
spec: clang@3.3
operating_system: SuSE11
paths:
cc: /path/to/clang
cxx: /path/to/clang++
f77: None
fc: None
modules: 'None'
- compiler:
spec: clang@3.3
operating_system: redhat6
paths:
cc: /path/to/clang
cxx: /path/to/clang++
f77: None
fc: None
modules: 'None'
- compiler:
spec: clang@3.3
operating_system: yosemite
paths:
cc: /path/to/clang
cxx: /path/to/clang++
f77: None
fc: None
modules: 'None'
- compiler:
paths:
cc: /path/to/gcc
cxx: /path/to/g++
f77: /path/to/gfortran
fc: /path/to/gfortran
operating_system: CNL10
spec: gcc@4.5.0
modules: 'None'
- compiler:
paths:
cc: /path/to/gcc
cxx: /path/to/g++
f77: /path/to/gfortran
fc: /path/to/gfortran
operating_system: SuSE11
spec: gcc@4.5.0
modules: 'None'
- compiler:
paths:
cc: /path/to/gcc
cxx: /path/to/g++
f77: /path/to/gfortran
fc: /path/to/gfortran
operating_system: redhat6
spec: gcc@4.5.0
modules: 'None'
- compiler:
paths:
cc: /path/to/gcc
cxx: /path/to/g++
f77: /path/to/gfortran
fc: /path/to/gfortran
operating_system: yosemite
spec: gcc@4.5.0
modules: 'None'
- compiler:
paths:
cc: /path/to/gcc
cxx: /path/to/g++
f77: /path/to/gfortran
fc: /path/to/gfortran
operating_system: elcapitan
spec: gcc@4.5.0
modules: 'None'
- compiler:
spec: clang@3.3
operating_system: elcapitan
paths:
cc: /path/to/clang
cxx: /path/to/clang++
f77: None
fc: None
modules: 'None'
""".format(linux_os_name, linux_os_version)
mock_packages_config = """\
packages:
externaltool:
buildable: False
paths:
externaltool@1.0%gcc@4.5.0: /path/to/external_tool
externalvirtual:
buildable: False
paths:
externalvirtual@2.0%clang@3.3: /path/to/external_virtual_clang
externalvirtual@1.0%gcc@4.5.0: /path/to/external_virtual_gcc
externalmodule:
buildable: False
modules:
externalmodule@1.0%gcc@4.5.0: external-module
"""
class MockPackagesTest(unittest.TestCase):
def initmock(self):
# Use the mock packages database for these tests. This allows
# us to set up contrived packages that don't interfere with
# real ones.
self.db = RepoPath(spack.mock_packages_path)
spack.repo.swap(self.db)
spack.config.clear_config_caches()
self.real_scopes = spack.config.config_scopes
# Mock up temporary configuration directories
self.temp_config = tempfile.mkdtemp()
self.mock_site_config = os.path.join(self.temp_config, 'site')
self.mock_user_config = os.path.join(self.temp_config, 'user')
mkdirp(self.mock_site_config)
mkdirp(self.mock_user_config)
for confs in [('compilers.yaml', mock_compiler_config), ('packages.yaml', mock_packages_config)]:
conf_yaml = os.path.join(self.mock_site_config, confs[0])
with open(conf_yaml, 'w') as f:
f.write(confs[1])
# TODO: Mocking this up is kind of brittle b/c ConfigScope
# TODO: constructor modifies config_scopes. Make it cleaner.
spack.config.config_scopes = OrderedDict()
spack.config.ConfigScope('site', self.mock_site_config)
spack.config.ConfigScope('user', self.mock_user_config)
# Keep tests from interfering with the actual module path.
self.real_share_path = spack.share_path
spack.share_path = tempfile.mkdtemp()
# Store changes to the package's dependencies so we can
# restore later.
self.saved_deps = {}
def set_pkg_dep(self, pkg_name, spec):
"""Alters dependence information for a package.
Adds a dependency on <spec> to pkg.
Use this to mock up constraints.
"""
spec = Spec(spec)
# Save original dependencies before making any changes.
pkg = spack.repo.get(pkg_name)
if pkg_name not in self.saved_deps:
self.saved_deps[pkg_name] = (pkg, pkg.dependencies.copy())
# Change dep spec
pkg.dependencies[spec.name] = { Spec(pkg_name) : spec }
def cleanmock(self):
"""Restore the real packages path after any test."""
spack.repo.swap(self.db)
spack.config.config_scopes = self.real_scopes
shutil.rmtree(self.temp_config, ignore_errors=True)
spack.config.clear_config_caches()
# Restore dependency changes that happened during the test
for pkg_name, (pkg, deps) in self.saved_deps.items():
pkg.dependencies.clear()
pkg.dependencies.update(deps)
shutil.rmtree(spack.share_path, ignore_errors=True)
spack.share_path = self.real_share_path
def setUp(self):
self.initmock()
def tearDown(self):
self.cleanmock()
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