test/Variables/chdir.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 that we can chdir() to the directory in which a Variables
  28 file lives by using the __name__ value.
  29 """
  30
  31 import TestSCons
  32
  33 test = TestSCons.TestSCons()
  34
  35 test.subdir('bin', 'subdir')
  36
  37 test.write('SConstruct', """\
  38 opts = Variables('../bin/opts.cfg', ARGUMENTS)
  39 opts.Add('VARIABLE')
  40 Export("opts")
  41 SConscript('subdir/SConscript')
  42 """)
  43
  44 SConscript_contents = """\
  45 Import("opts")
  46 _ = DefaultEnvironment(tools=[])
  47 env = Environment(tools=[])
  48 opts.Update(env)
  49 print("VARIABLE = "+repr(env['VARIABLE']))
  50 """
  51
  52 test.write(['bin', 'opts.cfg'], """\
  53 import os
  54 os.chdir(os.path.split(__name__)[0])
  55 with open('opts2.cfg', 'r') as f:
  56     contents = f.read()
  57 exec(contents)
  58 """)
  59
  60 test.write(['bin', 'opts2.cfg'], """\
  61 VARIABLE = 'opts2.cfg value'
  62 """)
  63
  64 test.write(['subdir', 'SConscript'], SConscript_contents)
  65
  66 expect = """\
  67 VARIABLE = 'opts2.cfg value'
  68 """
  69
  70 test.run(arguments='-q -Q .', stdout=expect)
  71
  72 test.pass_test()
  73
  74 # Local Variables:
  75 # tab-width:4
  76 # indent-tabs-mode:nil
  77 # End:
  78 # vim: set expandtab tabstop=4 shiftwidth=4: