[ci skip] Add note that this change may break SetOption() + ninja usage with fix
[scons.git] / test / YACC / live-check-output-cleaned.py
blobaef47deb28e3e644911bacd65ea70ab107334e82
1 #!/usr/bin/env python
3 # MIT License
5 # Copyright The SCons Foundation
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:
15 # The above copyright notice and this permission notice shall be included
16 # in all copies or substantial portions of the Software.
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.
26 """
27 Test that .output file is cleaned
28 """
30 import TestSCons
32 _exe = TestSCons._exe
34 test = TestSCons.TestSCons()
36 yacc = test.where_is('yacc') or test.where_is('bison') or test.where_is('win_bison')
38 if not yacc:
39 test.skip_test('No yacc or bison found; skipping test.\n')
41 test.write('SConstruct', """
42 DefaultEnvironment(tools=[])
43 foo = Environment(YACCFLAGS='-v -d', tools = ['default', 'yacc'])
44 foo.CFile(source = 'foo.y')
45 """ % locals())
47 yacc = r"""
48 %%{
49 #include <stdio.h>
51 main()
53 yyparse();
56 yyerror(s)
57 char *s;
59 fprintf(stderr, "%%s\n", s);
60 return 0;
63 yylex()
65 int c;
67 c = fgetc(stdin);
68 return (c == EOF) ? 0 : c;
70 %%}
71 %%%%
72 input: letter newline { printf("%s\n"); };
73 letter: 'a' | 'b';
74 newline: '\n';
75 """
77 test.write('foo.y', yacc % 'foo.y')
79 test.run('.', stderr=None)
81 test.up_to_date(arguments='foo.c')
83 test.must_exist(test.workpath('foo.output'))
84 test.must_exist(test.workpath('foo.c'))
86 test.run(arguments='-c .')
87 test.must_not_exist(test.workpath('foo.output'))
88 test.must_not_exist(test.workpath('foo.c'))
90 test.pass_test()
92 # Local Variables:
93 # tab-width:4
94 # indent-tabs-mode:nil
95 # End:
96 # vim: set expandtab tabstop=4 shiftwidth=4: