test/option--random.py

   1 #!/usr/bin/env python
   2 #
   3 # __COPYRIGHT__
   4 #
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   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:
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  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
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  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 Verify that we build correctly using the --random option.
  26 """
  27
  28 __revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
  29
  30
  31 import TestSCons
  32
  33 test = TestSCons.TestSCons()
  34
  35 test.write('SConscript', """\
  36 def cat(env, source, target):
  37     target = str(target[0])
  38     with open(target, "wb") as f:
  39         for src in source:
  40             with open(str(src), "rb") as ifp:
  41                 f.write(ifp.read())
  42 env = Environment(BUILDERS={'Cat':Builder(action=cat)})
  43 env.Cat('aaa.out', 'aaa.in')
  44 env.Cat('bbb.out', 'bbb.in')
  45 env.Cat('ccc.out', 'ccc.in')
  46 env.Cat('all', ['aaa.out', 'bbb.out', 'ccc.out'])
  47 """)
  48
  49 test.write('aaa.in', "aaa.in\n")
  50 test.write('bbb.in', "bbb.in\n")
  51 test.write('ccc.in', "ccc.in\n")
  52
  53
  54
  55 test.write('SConstruct', """\
  56 SetOption('random', 1)
  57 SConscript('SConscript')
  58 """)
  59
  60 test.run(arguments = '-n -Q')
  61 non_random_output = test.stdout()
  62
  63 tries = 0
  64 max_tries = 10
  65 while test.stdout() == non_random_output:
  66     if tries >= max_tries:
  67         print("--random generated the non-random output %s times!" % max_tries)
  68         test.fail_test()
  69     tries = tries + 1
  70     test.run(arguments = '-n -Q --random')
  71
  72
  73
  74 test.write('SConstruct', """\
  75 SConscript('SConscript')
  76 """)
  77
  78 test.run(arguments = '-n -Q')
  79 non_random_output = test.stdout()
  80
  81 tries = 0
  82 max_tries = 10
  83 while test.stdout() == non_random_output:
  84     if tries >= max_tries:
  85         print("--random generated the non-random output %s times!" % max_tries)
  86         test.fail_test()
  87     tries = tries + 1
  88     test.run(arguments = '-n -Q --random')
  89
  90
  91
  92 test.run(arguments = '-Q --random')
  93
  94 test.must_match('all', "aaa.in\nbbb.in\nccc.in\n")
  95
  96 test.run(arguments = '-q --random .')
  97
  98 test.run(arguments = '-c --random .')
  99
 100 test.must_not_exist(test.workpath('aaa.out'))
 101 test.must_not_exist(test.workpath('bbb.out'))
 102 test.must_not_exist(test.workpath('ccc.out'))
 103 test.must_not_exist(test.workpath('all'))
 104
 105 test.run(arguments = '-q --random .', status = 1)
 106
 107 test.run(arguments = '--random .')
 108
 109 test.must_match('all', "aaa.in\nbbb.in\nccc.in\n")
 110
 111 test.run(arguments = '-c --random .')
 112
 113
 114
 115 test.pass_test()
 116
 117 # Local Variables:
 118 # tab-width:4
 119 # indent-tabs-mode:nil
 120 # End:
 121 # vim: set expandtab tabstop=4 shiftwidth=4: