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
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
#!/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 the --cache-readonly option when retrieving derived files from a
CacheDir. It should retrieve as normal but not update files.
"""
import os.path
import shutil
import TestSCons
test = TestSCons.TestSCons()
test.subdir('cache', 'src')
test.write(['src', 'SConstruct'], """
def cat(env, source, target):
target = str(target[0])
open('cat.out', 'a').write(target + "\\n")
f = open(target, "w")
for src in source:
f.write(open(str(src), "r").read())
f.close()
env = Environment(BUILDERS={'Cat':Builder(action=cat)})
env.Cat('aaa.out', 'aaa.in')
env.Cat('bbb.out', 'bbb.in')
env.Cat('ccc.out', 'ccc.in')
env.Cat('all', ['aaa.out', 'bbb.out', 'ccc.out'])
CacheDir(r'%s')
""" % test.workpath('cache'))
test.write(['src', 'aaa.in'], "aaa.in\n")
test.write(['src', 'bbb.in'], "bbb.in\n")
test.write(['src', 'ccc.in'], "ccc.in\n")
# Verify that a normal build works correctly, and clean up.
# This should populate the cache with our derived files.
test.run(chdir = 'src', arguments = '.')
test.must_match(['src', 'all'], "aaa.in\nbbb.in\nccc.in\n", mode='r')
test.must_match(['src', 'cat.out'], "aaa.out\nbbb.out\nccc.out\nall\n", mode='r')
test.up_to_date(chdir = 'src', arguments = '.')
test.run(chdir = 'src', arguments = '-c .')
test.unlink(['src', 'cat.out'])
# Verify that we now retrieve the derived files from cache,
# not rebuild them. Then clean up.
test.run(chdir = 'src', arguments = '--cache-readonly .',
stdout = test.wrap_stdout("""\
Retrieved `aaa.out' from cache
Retrieved `bbb.out' from cache
Retrieved `ccc.out' from cache
Retrieved `all' from cache
"""))
test.must_match(['src', 'all'], "aaa.in\nbbb.in\nccc.in\n", mode='r')
test.must_not_exist(test.workpath('src', 'cat.out'))
test.up_to_date(chdir = 'src', arguments = '.')
test.run(chdir = 'src', arguments = '-c .')
# What we do now is to change one of the files and rebuild
test.write(['src', 'aaa.in'], "aaa.rebuild\n")
# This should just rebuild aaa.out (and all)
test.run(chdir = 'src',
arguments = '--cache-readonly .',
stdout = test.wrap_stdout("""\
cat(["aaa.out"], ["aaa.in"])
Retrieved `bbb.out' from cache
Retrieved `ccc.out' from cache
cat(["all"], ["aaa.out", "bbb.out", "ccc.out"])
"""))
test.must_match(['src', 'all'], "aaa.rebuild\nbbb.in\nccc.in\n", mode='r')
# cat.out contains only the things we built (not got from cache)
test.must_match(['src', 'cat.out'], "aaa.out\nall\n", mode='r')
test.up_to_date(chdir = 'src', arguments = '.')
test.run(chdir = 'src', arguments = '-c .')
test.unlink(['src', 'cat.out'])
# Verify that aaa.out contents weren't updated with the last build
# Then clean up.
test.run(chdir = 'src',
arguments = '--cache-readonly .',
stdout = test.wrap_stdout("""\
cat(["aaa.out"], ["aaa.in"])
Retrieved `bbb.out' from cache
Retrieved `ccc.out' from cache
cat(["all"], ["aaa.out", "bbb.out", "ccc.out"])
"""))
test.must_match(['src', 'all'], "aaa.rebuild\nbbb.in\nccc.in\n", mode='r')
test.must_match(['src', 'cat.out'], "aaa.out\nall\n", mode='r')
test.up_to_date(chdir = 'src', arguments = '.')
test.run(chdir = 'src', arguments = '-c .')
test.unlink(['src', 'cat.out'])
# All done.
test.pass_test()
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4:
|
