1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
#!/usr/bin/env python
#
# __COPYRIGHT__
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
"""
Test LEX and LEXFLAGS with a live lex.
"""
import sys
import TestSCons
_exe = TestSCons._exe
_python_ = TestSCons._python_
test = TestSCons.TestSCons()
lex = test.where_is('lex') or test.where_is('flex')
if not lex:
test.skip_test('No lex or flex found; skipping test.\n')
tools = "'default'"
if sys.platform == 'win32':
# make sure mingw is installed on win32
if not test.where_is('gcc'):
test.skip_test('No mingw on windows; skipping test.\n')
# lex on win32 has a dependencies on mingw for unix headers
# so add it as a tool to the environment.
tools += ", 'mingw'"
test.file_fixture('wrapper.py')
test.write('SConstruct', """
foo = Environment(tools=[%(tools)s])
lex = foo.Dictionary('LEX')
bar = Environment(LEX = r'%(_python_)s wrapper.py ' + lex,
LEXFLAGS = '-b',
tools=[%(tools)s])
foo.Program(target = 'foo', source = 'foo.l')
bar.Program(target = 'bar', source = 'bar.l')
""" % locals())
lex = r"""
%%%%
a printf("A%sA");
b printf("B%sB");
%%%%
int
yywrap()
{
return 1;
}
int
main()
{
yylex();
}
"""
test.write('foo.l', lex % ('foo.l', 'foo.l'))
test.write('bar.l', lex % ('bar.l', 'bar.l'))
test.run(arguments = 'foo' + _exe, stderr = None)
test.must_not_exist(test.workpath('wrapper.out'))
test.must_not_exist(test.workpath('lex.backup'))
test.run(program = test.workpath('foo'), stdin = "a\n", stdout = "Afoo.lA\n")
test.run(arguments = 'bar' + _exe)
test.must_match(test.workpath('wrapper.out'), "wrapper.py\n")
test.must_exist(test.workpath('lex.backup'))
test.run(program = test.workpath('bar'), stdin = "b\n", stdout = "Bbar.lB\n")
test.pass_test()
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4:
|
