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# Copyright 2013 Ben Longbons <b.r.longbons@gmail.com>
#
# This file is part of attoconf.
#
# attoconf is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# attoconf 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
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with attoconf. If not, see <http://www.gnu.org/licenses/>.
from __future__ import print_function, division, absolute_import
import unittest
from attoconf.core import Project, Build
from cStringIO import StringIO
import sys
class ReplacingStdout(object):
__slots__ = ('old', 'new')
def __init__(self, new):
self.old = None
self.new = new
def __enter__(self):
self.old = sys.stdout
sys.stdout = self.new
def __exit__(self, type, value, traceback):
sys.stdout = self.old
del self.old
class TestProject(unittest.TestCase):
def test_help(self):
proj = Project('foo')
proj.add_help('General:', False)
proj.add_alias('--help', ['--help=default'],
help='display standard help, then exit', hidden=False)
proj.add_option('--help', init=None,
type=proj.do_help, check=None,
help='display some subset of help', hidden=False,
help_var='TYPE')
proj.help.add_option('--help=hidden',
'display help you should never ever ever care about', True)
proj.add_option('--foo', init='asdf',
type=str, check=None,
help='set frob target', hidden=False)
proj.add_option('--bar', init=None,
type=str, check=None,
help='set frob source', hidden=False,
help_def='FOO')
build = Build(proj, 'bar')
out = StringIO()
with ReplacingStdout(out):
with self.assertRaises(SystemExit):
build.apply_arg('--help')
self.assertEqual(out.getvalue(), '''
General:
--help display standard help, then exit
--help=TYPE display some subset of help
--foo=FOO set frob target [asdf]
--bar=BAR set frob source [FOO]
'''[1:])
out = StringIO()
with ReplacingStdout(out):
with self.assertRaises(SystemExit):
build.apply_arg('--help=hidden')
self.assertEqual(out.getvalue(), '''
General:
--help display standard help, then exit
--help=TYPE display some subset of help
--help=hidden display help you should never ever ever care about
--foo=FOO set frob target [asdf]
--bar=BAR set frob source [FOO]
'''[1:])
def test_path(self):
proj = Project('foo/')
build = Build(proj, 'bar/')
self.assertEquals(build.project.srcdir, 'foo')
self.assertEquals(build.bindir, 'bar')
self.assertEquals(build.relative_source(), '../foo')
def test_configure(self):
def check_foo(bld, foo):
self.assertEqual(foo, 'B')
def check_bar(bld, bar):
self.assertEqual(bar, 1)
def check_qux(bld, qux):
self.assertEqual(qux, None)
def check_var(bld, var):
self.assertEqual(var, 'value')
proj = Project('.')
proj.add_alias('--alias', ['--foo=A', '--bar=1', '--foo=B'],
help=None, hidden=False)
proj.add_option('--foo', init=None,
type=str, check=check_foo,
help='help for string foo', hidden=False)
proj.add_option('--bar', init=0,
type=int, check=check_bar,
help='help for int bar', hidden=False)
proj.add_option('--qux', init=None,
type=int, check=check_qux,
help='help for int qux', hidden=False)
proj.add_option('VAR', init='',
type=str, check=check_var,
help='help for string VAR', hidden=False)
build = Build(proj, '.')
build.configure(['--alias'], {'VAR': 'value'})
self.assertEqual(build.vars,
{
'FOO': ('B', 'command-line'),
'BAR': (1, 'command-line'),
'QUX': (None, 'default'),
'VAR': ('value', 'environment'),
})
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