test/Clone-compatibility.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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   8 # without limitation the rights to use, copy, modify, merge, publish,
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  10 # permit persons to whom the Software is furnished to do so, subject to
  11 # the following conditions:
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  16 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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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 __revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
  26
  27 """
  28 Verify that a specific snippet of backwards-compatibility code works.
  29
  30 """
  31
  32 import TestSCons
  33
  34 test = TestSCons.TestSCons()
  35
  36 test.write('SConstruct', """
  37
  38 # When the 0.96.93 release introduced the env.Clone() we advertised this
  39 # code as the correct pattern for maintaining the backwards compatibility
  40 # of SConstruct files to earlier release of SCons.  Going forward, make
  41 # sure it still works (or at least doesn't blow up).
  42 # Copy was removed for 3.1.2 but Clone will certainly be there -
  43 # this test probably isn't needed any longer.
  44 import SCons.Environment
  45 try:
  46     SCons.Environment.Environment.Clone
  47 except AttributeError:
  48     SCons.Environment.Environment.Clone = SCons.Environment.Environment.Copy
  49
  50 env1 = Environment(X = 1)
  51 env2 = env1.Clone(X = 2)
  52
  53 print(env1['X'])
  54 print(env2['X'])
  55 """)
  56
  57 test.run(arguments = '-q -Q', stdout = "1\n2\n")
  58
  59 test.pass_test()
  60
  61 # Local Variables:
  62 # tab-width:4
  63 # indent-tabs-mode:nil
  64 # End:
  65 # vim: set expandtab tabstop=4 shiftwidth=4: