test/AddOption/optional-arg.py

   1 #!/usr/bin/env python
   2 #
   3 # MIT License
   4 #
   5 # Copyright The SCons Foundation
   6 #
   7 # Permission is hereby granted, free of charge, to any person obtaining
   8 # a copy of this software and associated documentation files (the
   9 # "Software"), to deal in the Software without restriction, including
  10 # without limitation the rights to use, copy, modify, merge, publish,
  11 # distribute, sublicense, and/or sell copies of the Software, and to
  12 # permit persons to whom the Software is furnished to do so, subject to
  13 # the following conditions:
  14 #
  15 # The above copyright notice and this permission notice shall be included
  16 # in all copies or substantial portions of the Software.
  17 #
  18 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
  19 # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
  20 # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  21 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  22 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  23 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  24 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25
  26 """
  27 Verify use of the nargs='?' keyword argument to specify a long
  28 command-line option with an optional argument value.
  29 """
  30
  31 import TestSCons
  32
  33 test = TestSCons.TestSCons()
  34
  35 test.write('SConstruct', """\
  36 DefaultEnvironment(tools=[])
  37 AddOption('--install',
  38           nargs='?',
  39           dest='install',
  40           default='/default/directory',
  41           const='/called/default/directory',
  42           action='store',
  43           type='string',
  44           metavar='DIR',
  45           help='installation directory')
  46 print(GetOption('install'))
  47 """)
  48
  49 test.run('-Q -q',
  50          stdout="/default/directory\n")
  51
  52 test.run('-Q -q next-arg',
  53          stdout="/default/directory\n",
  54          status=1)
  55
  56 test.run('-Q -q . --install',
  57          stdout="/called/default/directory\n")
  58
  59 test.run('-Q -q . --install next-arg',
  60          stdout="/called/default/directory\n",
  61          status=1)
  62
  63 test.run('-Q -q . first-arg --install',
  64          stdout="/called/default/directory\n",
  65          status=1)
  66
  67 test.run('-Q -q . first-arg --install next-arg',
  68          stdout="/called/default/directory\n",
  69          status=1)
  70
  71 test.run('-Q -q . --install=/command/line/directory',
  72          stdout="/command/line/directory\n")
  73
  74 test.run('-Q -q . --install=/command/line/directory next-arg',
  75          stdout="/command/line/directory\n",
  76          status=1)
  77
  78 test.run('-Q -q . first-arg --install=/command/line/directory',
  79          stdout="/command/line/directory\n",
  80          status=1)
  81
  82 test.run('-Q -q . first-arg --install=/command/line/directory next-arg',
  83          stdout="/command/line/directory\n",
  84          status=1)
  85
  86
  87 test.write('SConstruct', """\
  88 DefaultEnvironment(tools=[])
  89 AddOption('-X', nargs='?')
  90 """)
  91
  92 expect = r"""
  93 scons: \*\*\* option -X: nargs='\?' is incompatible with short options
  94 File "[^"]+", line \d+, in \S+
  95 """
  96
  97 test.run(status=2, stderr=expect, match=TestSCons.match_re)
  98
  99
 100
 101 test.pass_test()
 102
 103 # Local Variables:
 104 # tab-width:4
 105 # indent-tabs-mode:nil
 106 # End:
 107 # vim: set expandtab tabstop=4 shiftwidth=4: