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

"""
Make sure that SourceSignatures() works when overrides are used on a
Builder call.  (Previous implementations used methods that would stay
bound to the underlying construction environment, which in this case
meant ignoring the 'timestamp' setting and still using the underlying
content signature.)
"""

import TestSCons

test = TestSCons.TestSCons(match = TestSCons.match_re_dotall)

expect = TestSCons.re_escape("""
scons: warning: The env.SourceSignatures() method is deprecated;
\tconvert your build to use the env.Decider() method instead.
""") + TestSCons.file_expr

test.write('SConstruct', """\
SetOption('warn', 'deprecated-source-signatures')
DefaultEnvironment().SourceSignatures('MD5')
env = Environment()
env.SourceSignatures('timestamp')
env.Command('foo.out', 'foo.in', Copy('$TARGET', '$SOURCE'), FOO=1)
""")

test.write('foo.in', "foo.in 1\n")

test.run(arguments = 'foo.out', stderr = expect)

test.sleep()

test.write('foo.in', "foo.in 1\n")

test.not_up_to_date(arguments = 'foo.out', stderr = expect)

test.pass_test()

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