#!/usr/bin/env python
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__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

"""
Test that things still work when a .sconsign* file is not writable.
"""

import os
import TestSCons
import TestCmd
import pickle

test = TestSCons.TestSCons(match = TestCmd.match_re)

test.subdir('work1',
            ['work1', 'sub1'],
            ['work1', 'sub2'],
            ['work1', 'sub3'],
            'work2',
            ['work2', 'sub1'],
            ['work2', 'sub2'],
            ['work2', 'sub3'])

work1__sconsign_dblite = test.workpath('work1', '.sconsign.dblite')
work2_sub1__sconsign = test.workpath('work2', 'sub1', '.sconsign')
work2_sub2__sconsign = test.workpath('work2', 'sub2', '.sconsign')
work2_sub3__sconsign = test.workpath('work2', 'sub3', '.sconsign')

SConstruct_contents = """\
def build1(target, source, env):
    with open(str(target[0]), 'wb') as fo, open(str(source[0]), 'rb') as fi:
        fo.write(fi.read())
    return None

def build2(target, source, env):
    import os
    import os.path
    with open(str(target[0]), 'wb') as fo, open(str(source[0]), 'rb') as fi:
        fo.write(fi.read())
    dir, file = os.path.split(str(target[0]))
    os.chmod(dir, 0o555)
    return None

B1 = Builder(action = build1)
B2 = Builder(action = build2)
env = Environment(BUILDERS = { 'B1' : B1, 'B2' : B2 })
env.B1(target = 'sub1/foo.out', source = 'foo.in')
env.B2(target = 'sub2/foo.out', source = 'foo.in')
env.B2(target = 'sub3/foo.out', source = 'foo.in')
"""



test.write(['work1', 'SConstruct'], SConstruct_contents)

test.write(['work1', 'foo.in'], "work1/foo.in\n")

test.write(work1__sconsign_dblite, "")

os.chmod(work1__sconsign_dblite, 0o444)

test.run(chdir='work1', arguments='.')



SConstruct_contents = """\
SConsignFile(None)
""" + SConstruct_contents

test.write(['work2', 'SConstruct'], SConstruct_contents)

test.write(['work2', 'foo.in'], "work2/foo.in\n")

with open(work2_sub1__sconsign, 'wb') as p:
    pickle.dump({}, p, 1)
with open(work2_sub2__sconsign, 'wb') as p:
    pickle.dump({}, p, 1)

os.chmod(work2_sub1__sconsign, 0o444)

test.run(chdir='work2', arguments='.')



test.pass_test()

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