test/Scanner/parallel-rescan.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
  18 # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  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 when a source file is generated and the -j option is used,
  29 the source file correctly gets re-scanned for implicit dependencies
  30 after it's built.
  31 """
  32
  33 import TestSCons
  34
  35 test = TestSCons.TestSCons()
  36
  37 test.write('SConstruct', """\
  38 env = Environment()
  39 env['BUILDERS']['COPY'] = Builder(action = Copy("$TARGET", "$SOURCE"))
  40
  41 env.COPY('a.c', 'a.in')
  42 env.COPY('b.c', 'b.in')
  43
  44 env.StaticLibrary('lib', ['a.c', 'b.c'])
  45 """)
  46
  47 test.write("a.in", """\
  48 #include "a.h"
  49 """)
  50
  51 test.write("b.in", """\
  52 #include "b.h"
  53 """)
  54
  55 test.write("a.h", """\
  56 char *A_FILE = "b.in";
  57 """)
  58
  59 test.write("b.h", """\
  60 char *B_FILE = "b.in";
  61 """)
  62
  63 test.run(arguments = '-j4 .',
  64          stderr=TestSCons.noisy_ar,
  65          match=TestSCons.match_re_dotall)
  66
  67 # If the dependencies weren't re-scanned properly, the .h files won't
  68 # show up in the previous run's dependency lists, and the .o files and
  69 # library will get rebuilt here.
  70 test.up_to_date(arguments = '.')
  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: