test/SConsignFile/use-dbm.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 """
  27 Verify SConsignFile() when used with dbm.
  28 """
  29 import os.path
  30 import dbm
  31 import TestSCons
  32
  33 _python_ = TestSCons._python_
  34
  35 test = TestSCons.TestSCons()
  36
  37 try:
  38     import dbm.ndbm
  39     use_dbm = 'dbm.ndbm'
  40 except ImportError:
  41     test.skip_test('No dbm.ndbm in this version of Python; skipping test.\n')
  42
  43 test.subdir('subdir')
  44
  45 test.write('build.py', r"""
  46 import sys
  47 with open(sys.argv[1], 'wb') as ofp, open(sys.argv[2], 'rb') as ifp:
  48     ofp.write(ifp.read())
  49 sys.exit(0)
  50 """)
  51
  52 database_name = test.get_sconsignname()
  53 #
  54 test.write('SConstruct', """
  55 import %(use_dbm)s
  56 SConsignFile('%(database_name)s', %(use_dbm)s)
  57 DefaultEnvironment(tools=[])
  58 B = Builder(action=r'%(_python_)s build.py $TARGETS $SOURCES')
  59 env = Environment(BUILDERS={'B': B}, tools=[])
  60 env.B(target='f1.out', source='f1.in')
  61 env.B(target='f2.out', source='f2.in')
  62 env.B(target='subdir/f3.out', source='subdir/f3.in')
  63 env.B(target='subdir/f4.out', source='subdir/f4.in')
  64 """ % locals())
  65
  66 test.write('f1.in', "f1.in\n")
  67 test.write('f2.in', "f2.in\n")
  68 test.write(['subdir', 'f3.in'], "subdir/f3.in\n")
  69 test.write(['subdir', 'f4.in'], "subdir/f4.in\n")
  70
  71 test.run()
  72
  73 # We don't check for explicit .db or other file, because base "dbm"
  74 # can use different file extensions on different implementations.
  75
  76 database_name = test.get_sconsignname()
  77 database_filename = database_name + '.dblite'
  78 test.fail_test(
  79     os.path.exists(database_name) and 'dbm' not in dbm.whichdb(database_name),
  80     message="{} existed and wasn't any type of dbm file".format(database_name),
  81 )
  82 test.must_not_exist(test.workpath(database_filename))
  83 test.must_not_exist(test.workpath('subdir', database_name))
  84 test.must_not_exist(test.workpath('subdir', database_filename))
  85
  86 test.must_match('f1.out', "f1.in\n")
  87 test.must_match('f2.out', "f2.in\n")
  88 test.must_match(['subdir', 'f3.out'], "subdir/f3.in\n")
  89 test.must_match(['subdir', 'f4.out'], "subdir/f4.in\n")
  90
  91 test.up_to_date(arguments='.')
  92
  93 test.fail_test(os.path.exists(database_name) and 'dbm' not in dbm.whichdb(database_name),
  94                message="{} existed and wasn't any type of dbm file".format(database_name))
  95 test.must_not_exist(test.workpath(database_filename))
  96 test.must_not_exist(test.workpath('subdir', database_name))
  97 test.must_not_exist(test.workpath('subdir', database_filename))
  98
  99 test.pass_test()
 100
 101 # Local Variables:
 102 # tab-width:4
 103 # indent-tabs-mode:nil
 104 # End:
 105 # vim: set expandtab tabstop=4 shiftwidth=4: