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

"""
Make sure explicit targets beginning with ../ get built correctly.
by the -U option.
"""

import TestSCons

test = TestSCons.TestSCons()

test.subdir('subdir')

test.write('SConstruct', """\
def cat(env, source, target):
    target = str(target[0])
    f = open(target, "wb")
    for src in source:
        f.write(open(str(src), "rb").read())
    f.close()
env = Environment(BUILDERS={'Cat':Builder(action=cat)})
env.Cat('foo.out', 'foo.in')
SConscript('subdir/SConscript', "env")
""")

test.write('foo.in', "foo.in\n")

test.write(['subdir', 'SConscript'], """\
Import("env")
bar = env.Cat('bar.out', 'bar.in')
Default(bar)
""")

test.write(['subdir', 'bar.in'], "subdir/bar.in\n")

test.run(chdir = 'subdir', arguments = '-U ../foo.out')

test.must_exist(test.workpath('foo.out'))
test.must_not_exist(test.workpath('subdir', 'bar.out'))

test.pass_test()

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