test/YACC/live-check-output-cleaned.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 Test that .output file is cleaned
  28 """
  29
  30 import TestSCons
  31
  32 _exe = TestSCons._exe
  33
  34 test = TestSCons.TestSCons()
  35
  36 yacc = test.where_is('yacc') or test.where_is('bison') or test.where_is('win_bison')
  37
  38 if not yacc:
  39     test.skip_test('No yacc or bison found; skipping test.\n')
  40
  41 test.write('SConstruct', """
  42 DefaultEnvironment(tools=[])
  43 foo = Environment(YACCFLAGS='-v -d', tools = ['default', 'yacc'])
  44 foo.CFile(source = 'foo.y')
  45 """)
  46
  47 yacc = r"""
  48 %%{
  49 #include <stdio.h>
  50
  51 main()
  52 {
  53     yyparse();
  54 }
  55
  56 yyerror(s)
  57 char *s;
  58 {
  59     fprintf(stderr, "%%s\n", s);
  60     return 0;
  61 }
  62
  63 yylex()
  64 {
  65     int c;
  66
  67     c = fgetc(stdin);
  68     return (c == EOF) ? 0 : c;
  69 }
  70 %%}
  71 %%%%
  72 input:  letter newline { printf("%s\n"); };
  73 letter:  'a' | 'b';
  74 newline: '\n';
  75 """
  76
  77 test.write('foo.y', yacc % 'foo.y')
  78
  79 test.run('.', stderr=None)
  80
  81 test.up_to_date(arguments='foo.c')
  82
  83 test.must_exist(test.workpath('foo.output'))
  84 test.must_exist(test.workpath('foo.c'))
  85
  86 test.run(arguments='-c .')
  87 test.must_not_exist(test.workpath('foo.output'))
  88 test.must_not_exist(test.workpath('foo.c'))
  89
  90 test.pass_test()
  91
  92 # Local Variables:
  93 # tab-width:4
  94 # indent-tabs-mode:nil
  95 # End:
  96 # vim: set expandtab tabstop=4 shiftwidth=4: