test/Errors/Exception.py

   1 #!/usr/bin/env python
   2 #
   3 # MIT License
   4 #
   5 # Copyright The SCons Foundation
   6 #
   7 # Permission is hereby granted, free of charge, to any person obtaining
   8 # a copy of this software and associated documentation files (the
   9 # "Software"), to deal in the Software without restriction, including
  10 # without limitation the rights to use, copy, modify, merge, publish,
  11 # distribute, sublicense, and/or sell copies of the Software, and to
  12 # permit persons to whom the Software is furnished to do so, subject to
  13 # the following conditions:
  14 #
  15 # The above copyright notice and this permission notice shall be included
  16 # in all copies or substantial portions of the Software.
  17 #
  18 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
  19 # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
  20 # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  21 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  22 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  23 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  24 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25
  26 import TestSCons
  27
  28 test = TestSCons.TestSCons(match = TestSCons.match_re_dotall)
  29
  30 test.write('SConstruct', """\
  31 def foo(env, target, source):
  32     print(str(target[0]))
  33     with open(str(target[0]), 'wt') as f:
  34         f.write('foo')
  35
  36 def exit(env, target, source):
  37     raise Exception('exit')
  38
  39 env = Environment(BUILDERS = { 'foo'  : Builder(action=foo),
  40                                'exit' : Builder(action=exit) })
  41
  42 env.foo('foo.out', 'foo.in')
  43 env.exit('exit.out', 'exit.in')
  44 """)
  45
  46 test.write('foo.in', 'foo\n')
  47
  48 test.write('exit.in', 'exit\n')
  49
  50 # print_exception doesn't always show a source line if the source file
  51 # no longer exists or that line in the source file no longer exists,
  52 # so make sure the proper variations are supported in the following
  53 # regexp.
  54 expect = r"""scons: \*\*\* \[exit.out\] Exception : exit
  55 Traceback \(most recent call last\):
  56 (  File ".+", line \d+, in \S+
  57     [^\n]+
  58 )*(  File ".+", line \d+, in \S+
  59 )*(  File ".+", line \d+, in \S+
  60     [^\n]+
  61 )*\S.+
  62 """
  63
  64 # Build foo.out first, and expect an error when we try to build exit.out.
  65 test.run(arguments='foo.out exit.out', stderr=expect, status=2)
  66
  67 # Rebuild.  foo.out should be up to date, and we should get the
  68 # expected error building exit.out.
  69 test.run(arguments='foo.out exit.out', stderr=expect, status=2)
  70
  71 stdout = test.stdout()
  72
  73 expect = "scons: `foo.out' is up to date."
  74 test.must_contain_all_lines(test.stdout(), [expect])
  75
  76 test.pass_test()
  77
  78 # Local Variables:
  79 # tab-width:4
  80 # indent-tabs-mode:nil
  81 # End:
  82 # vim: set expandtab tabstop=4 shiftwidth=4: