test/Batch/callable.py

   1 #!/usr/bin/env python
   2 #
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  24
  25 __revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
  26
  27 """
  28 Verify passing in a batch_key callable for more control over how
  29 batch builders behave.
  30 """
  31
  32 import os
  33
  34 import TestSCons
  35
  36 test = TestSCons.TestSCons()
  37
  38 test.subdir('sub1', 'sub2')
  39
  40 test.write('SConstruct', """
  41 def batch_build(target, source, env):
  42     for t, s in zip(target, source):
  43         with open(str(t), 'wb') as f, open(str(s), 'rb') as infp:
  44             f.write(infp.read())
  45 if ARGUMENTS.get('BATCH_CALLABLE'):
  46     def batch_key(action, env, target, source):
  47         return (id(action), id(env), target[0].dir)
  48 else:
  49     batch_key=True
  50 env = Environment()
  51 bb = Action(batch_build, batch_key=batch_key)
  52 env['BUILDERS']['Batch'] = Builder(action=bb)
  53 env1 = env.Clone()
  54 env1.Batch('sub1/f1a.out', 'f1a.in')
  55 env1.Batch('sub2/f1b.out', 'f1b.in')
  56 env2 = env.Clone()
  57 env2.Batch('sub1/f2a.out', 'f2a.in')
  58 env2.Batch('sub2/f2b.out', 'f2b.in')
  59 """)
  60
  61 test.write('f1a.in', "f1a.in\n")
  62 test.write('f1b.in', "f1b.in\n")
  63 test.write('f2a.in', "f2a.in\n")
  64 test.write('f2b.in', "f2b.in\n")
  65
  66 sub1_f1a_out = os.path.join('sub1', 'f1a.out')
  67 sub2_f1b_out = os.path.join('sub2', 'f1b.out')
  68 sub1_f2a_out = os.path.join('sub1', 'f2a.out')
  69 sub2_f2b_out = os.path.join('sub2', 'f2b.out')
  70
  71 expect = test.wrap_stdout("""\
  72 batch_build(["%(sub1_f1a_out)s", "%(sub2_f1b_out)s"], ["f1a.in", "f1b.in"])
  73 batch_build(["%(sub1_f2a_out)s", "%(sub2_f2b_out)s"], ["f2a.in", "f2b.in"])
  74 """ % locals())
  75
  76 test.run(stdout = expect)
  77
  78 test.must_match(['sub1', 'f1a.out'], "f1a.in\n")
  79 test.must_match(['sub2', 'f1b.out'], "f1b.in\n")
  80 test.must_match(['sub1', 'f2a.out'], "f2a.in\n")
  81 test.must_match(['sub2', 'f2b.out'], "f2b.in\n")
  82
  83 test.run(arguments = '-c')
  84
  85 test.must_not_exist(['sub1', 'f1a.out'])
  86 test.must_not_exist(['sub2', 'f1b.out'])
  87 test.must_not_exist(['sub1', 'f2a.out'])
  88 test.must_not_exist(['sub2', 'f2b.out'])
  89
  90 expect = test.wrap_stdout("""\
  91 batch_build(["%(sub1_f1a_out)s"], ["f1a.in"])
  92 batch_build(["%(sub1_f2a_out)s"], ["f2a.in"])
  93 batch_build(["%(sub2_f1b_out)s"], ["f1b.in"])
  94 batch_build(["%(sub2_f2b_out)s"], ["f2b.in"])
  95 """ % locals())
  96
  97 test.run(arguments = 'BATCH_CALLABLE=1', stdout = expect)
  98
  99 test.must_match(['sub1', 'f1a.out'], "f1a.in\n")
 100 test.must_match(['sub2', 'f1b.out'], "f1b.in\n")
 101 test.must_match(['sub1', 'f2a.out'], "f2a.in\n")
 102 test.must_match(['sub2', 'f2b.out'], "f2b.in\n")
 103
 104 test.pass_test()
 105
 106 # Local Variables:
 107 # tab-width:4
 108 # indent-tabs-mode:nil
 109 # End:
 110 # vim: set expandtab tabstop=4 shiftwidth=4: