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|
#!/usr/bin/env python
#
# MIT License
#
# Copyright The SCons Foundation
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
"""
Verify that when an option is specified with nargs > 1,
SCons consumes those correctly into the args.
"""
import TestSCons
test = TestSCons.TestSCons()
# First, test an option with nargs=2 and no others:
test.write(
'SConstruct',
"""\
env = Environment()
AddOption('--extras',
nargs=2,
dest='extras',
action='store',
type='string',
metavar='FILE1 FILE2',
default=(),
help='two extra files to install')
print(str(GetOption('extras')))
""",
)
# no args
test.run('-Q -q .', stdout="()\n")
# one arg, should fail
test.run(
'-Q -q . --extras A',
status=2,
stderr="""\
usage: scons [OPTIONS] [VARIABLES] [TARGETS]
SCons Error: --extras option requires 2 arguments
""",
)
# two args
test.run('-Q -q . --extras A B', status=1, stdout="('A', 'B')\n")
# -- means the rest are not processed as args
test.run('-Q -q . -- --extras A B', status=1, stdout="()\n")
# Now test what has been a bug: another option is
# also defined, this impacts the collection of args for the nargs>1 opt
test.write(
'SConstruct',
"""\
env = Environment()
AddOption(
'--prefix',
nargs=1,
dest='prefix',
action='store',
type='string',
metavar='DIR',
help='installation prefix',
)
AddOption(
'--extras',
nargs=2,
dest='extras',
action='store',
type='string',
metavar='FILE1 FILE2',
default=(),
help='two extra files to install',
)
print(str(GetOption('prefix')))
print(str(GetOption('extras')))
""",
)
# no options
test.run('-Q -q .', stdout="None\n()\n")
# one single-arg option
test.run('-Q -q . --prefix=/home/foo', stdout="/home/foo\n()\n")
# one two-arg option
test.run('-Q -q . --extras A B', status=1, stdout="None\n('A', 'B')\n")
# single-arg option followed by two-arg option
test.run(
'-Q -q . --prefix=/home/foo --extras A B',
status=1,
stdout="/home/foo\n('A', 'B')\n",
)
# two-arg option followed by single-arg option
test.run(
'-Q -q . --extras A B --prefix=/home/foo',
status=1,
stdout="/home/foo\n('A', 'B')\n",
)
test.pass_test()
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4:
|
