test/ESCAPE.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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  10 # permit persons to whom the Software is furnished to do so, subject to
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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 ESCAPE 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 # We still need to run this through the original ESCAPE function,
  47 # because that's set up to work in tandem with the existing SHELL,
  48 # which we're not replacing.
  49 orig_escape = Environment()['ESCAPE']
  50 def my_escape(s):
  51     s = s.replace('file.in', 'file.xxx')
  52     return orig_escape(s)
  53 env = Environment(ESCAPE = my_escape)
  54 env.Command('file.out', 'file.in', r'%(_python_)s cat.py $TARGET $SOURCES')
  55 """ % locals())
  56
  57 test.write('file.in', "file.in\n")
  58 test.write('file.xxx', "file.xxx\n")
  59
  60 test.run()
  61
  62 test.must_match('file.out', "file.xxx\n")
  63
  64 test.pass_test()
  65
  66 # Local Variables:
  67 # tab-width:4
  68 # indent-tabs-mode:nil
  69 # End:
  70 # vim: set expandtab tabstop=4 shiftwidth=4: