test/site_scons/override.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 """
  28 Verify that a that a tool module in site_tools overrides base tool.
  29
  30 Use 'm4' as test tool since it's likely to be found,
  31 and not commonly overridden by platform-specific stuff the way cc is.
  32 """
  33
  34 import TestSCons
  35
  36 test = TestSCons.TestSCons()
  37
  38 test.subdir('site_scons', ['site_scons', 'site_tools'])
  39
  40 test.write(['site_scons', 'site_tools', 'm4.py'], """
  41 import SCons.Tool
  42 def generate(env):
  43     env['M4']='my_m4'
  44     env['M4_MINE']=1
  45 def exists(env):
  46     return 1
  47 """)
  48
  49 test.write('SConstruct', """
  50 e=Environment(tools=['m4'])
  51 print(e.subst('M4 is $M4, M4_MINE is $M4_MINE'))
  52 """)
  53 test.run(arguments = '-Q .',
  54          stdout = """M4 is my_m4, M4_MINE is 1
  55 scons: `.' is up to date.\n""")
  56
  57
  58
  59 test.pass_test()
  60
  61 # end of file
  62
  63 # Local Variables:
  64 # tab-width:4
  65 # indent-tabs-mode:nil
  66 # End:
  67 # vim: set expandtab tabstop=4 shiftwidth=4: