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

"""
Verify that changing an Action causes rebuilds when using timestamp
signatures.
"""

import TestSCons

test = TestSCons.TestSCons()

test.write('SConstruct', """\
env = Environment()
env.Decider('timestamp-match')
env.Command('file.out', 'file.in', Copy('$TARGET', '$SOURCE'))
""")

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

test.not_up_to_date(arguments = 'file.out')

test.write('SConstruct', """\
def my_copy(target, source, env):
    open(str(target[0]), 'w').write(open(str(source[0]), 'r').read())
env = Environment()
env.Decider('timestamp-match')
env.Command('file.out', 'file.in', my_copy)
""")

test.not_up_to_date(arguments = 'file.out')

test.pass_test()

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