test/SPAWN.py

   1 #!/usr/bin/env python
   2 #
   3 # __COPYRIGHT__
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   6 # a copy of this software and associated documentation files (the
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  22 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23 #
  24
  25 __revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
  26
  27 """
  28 Test the SPAWN construction variable.
  29 """
  30
  31 import TestSCons
  32
  33 _python_ = TestSCons._python_
  34
  35 test = TestSCons.TestSCons()
  36
  37 test.write('cat.py', """\
  38 import sys
  39 with open(sys.argv[1], 'wb') as ofp:
  40     for s in sys.argv[2:]:
  41         with open(s, 'rb') as ifp:
  42             ofp.write(ifp.read())
  43 """)
  44
  45 test.write('SConstruct', """
  46 import subprocess
  47 import sys
  48
  49 def my_spawn1(sh, escape, cmd, args, env):
  50     s = " ".join(args + ['extra1.txt'])
  51     cp = subprocess.run(s, shell=True)
  52     return cp.returncode
  53
  54 def my_spawn2(sh, escape, cmd, args, env):
  55     s = " ".join(args + ['extra2.txt'])
  56     cp = subprocess.run(s, shell=True)
  57     return cp.returncode
  58
  59 env = Environment(MY_SPAWN1 = my_spawn1,
  60                   MY_SPAWN2 = my_spawn2,
  61                   COMMAND = r'%(_python_)s cat.py $TARGET $SOURCES')
  62 env1 = env.Clone(SPAWN = my_spawn1)
  63 env1.Command('file1.out', 'file1.in', '$COMMAND')
  64
  65 env2 = env.Clone(SPAWN = '$MY_SPAWN2')
  66 env2.Command('file2.out', 'file2.in', '$COMMAND')
  67
  68 env3 = env.Clone(SPAWN = '${USE_TWO and MY_SPAWN2 or MY_SPAWN1}')
  69 env3.Command('file3.out', 'file3.in', '$COMMAND', USE_TWO=0)
  70 env3.Command('file4.out', 'file4.in', '$COMMAND', USE_TWO=1)
  71 """ % locals())
  72
  73 test.write('file1.in', "file1.in\n")
  74 test.write('file2.in', "file2.in\n")
  75 test.write('file3.in', "file3.in\n")
  76 test.write('file4.in', "file4.in\n")
  77 test.write('extra1.txt', "extra1.txt\n")
  78 test.write('extra2.txt', "extra2.txt\n")
  79
  80 test.run(arguments = '.')
  81
  82 test.must_match('file1.out', "file1.in\nextra1.txt\n")
  83 test.must_match('file2.out', "file2.in\nextra2.txt\n")
  84 test.must_match('file3.out', "file3.in\nextra1.txt\n")
  85 test.must_match('file4.out', "file4.in\nextra2.txt\n")
  86
  87 test.pass_test()
  88
  89 # Local Variables:
  90 # tab-width:4
  91 # indent-tabs-mode:nil
  92 # End:
  93 # vim: set expandtab tabstop=4 shiftwidth=4: