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#!/usr/bin/env python
#
# __COPYRIGHT__
#
# 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.

__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

"""
Verify the help text when the AddOption() function is used (and when
it's not).
"""

import TestSCons

test = TestSCons.TestSCons()

test.write('SConstruct', """\
env = Environment()
AddOption('--force',
          action="store_true",
          help='force installation (overwrite existing files)')
AddOption('--prefix',
          nargs=1,
          dest='prefix',
          action='store',
          type='string',
          metavar='DIR',
          help='installation prefix')
""")

expected_lines = [
    'Local Options:',
    '  --force                     force installation (overwrite existing files)',
    '  --prefix=DIR                installation prefix',
]

test.run(arguments = '-h')
lines = test.stdout().split('\n')
missing = [e for e in expected_lines if e not in lines]

if missing:
    print "====== STDOUT:"
    print test.stdout()
    print "====== Missing the following lines in the above AddOption() help output:"
    print "\n".join(missing)
    test.fail_test()

test.unlink('SConstruct')

test.run(arguments = '-h')
lines = test.stdout().split('\n')
unexpected = [e for e in expected_lines if e in lines]

if unexpected:
    print "====== STDOUT:"
    print test.stdout()
    print "====== Unexpected lines in the above non-AddOption() help output:"
    print "\n".join(unexpected)
    test.fail_test()

test.pass_test()

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# End:
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