test/Builder/same-actions-diff-envs.py

   1 #!/usr/bin/env python
   2 #
   3 # __COPYRIGHT__
   4 #
   5 # Permission is hereby granted, free of charge, to any person obtaining
   6 # a copy of this software and associated documentation files (the
   7 # "Software"), to deal in the Software without restriction, including
   8 # without limitation the rights to use, copy, modify, merge, publish,
   9 # distribute, sublicense, and/or sell copies of the Software, and to
  10 # permit persons to whom the Software is furnished to do so, subject to
  11 # the following conditions:
  12 #
  13 # The above copyright notice and this permission notice shall be included
  14 # in all copies or substantial portions of the Software.
  15 #
  16 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
  17 # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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  19 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  20 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  21 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  22 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23 #
  24
  25 __revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
  26
  27 """
  28 Verify that two builders in two environments with the same actions generate
  29 a warning
  30 """
  31
  32 import TestSCons
  33
  34 test = TestSCons.TestSCons(match=TestSCons.match_re)
  35
  36 test.write('SConstruct', """\
  37 DefaultEnvironment(tools=[])
  38
  39 def build(env, target, source):
  40     with open(str(target[0]), 'w') as f:
  41         f.write('1')
  42
  43 B = Builder(action=build)
  44 env = Environment(tools=[], BUILDERS = { 'B' : B })
  45 env2 = Environment(tools=[], BUILDERS = { 'B' : B })
  46 env.B('out.txt', [])
  47 env2.B('out.txt', [])
  48 """)
  49
  50 expect = TestSCons.re_escape("""
  51 scons: warning: Two different environments were specified for target out.txt,
  52 \tbut they appear to have the same action: build(target, source, env)
  53 """) + TestSCons.file_expr
  54
  55 test.run(arguments='out.txt', status=0, stderr=expect)
  56 test.must_match('out.txt', '1')
  57
  58 test.pass_test()
  59
  60 # Local Variables:
  61 # tab-width:4
  62 # indent-tabs-mode:nil
  63 # End:
  64 # vim: set expandtab tabstop=4 shiftwidth=4: