#!/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__"

"""
Verify behavior of the MD5-timestamp Decider() setting.
"""

import os
import stat

import TestSCons

test = TestSCons.TestSCons()

test.write('SConstruct', """\
m = Environment()
m.Decider('MD5-timestamp')
m.Command('content1.out', 'content1.in', Copy('$TARGET', '$SOURCE'))
m.Command('content2.out', 'content2.in', Copy('$TARGET', '$SOURCE'))
m.Command('content3.out', 'content3.in', Copy('$TARGET', '$SOURCE'))
""")

test.write('content1.in', "content1.in 1\n")
test.write('content2.in', "content2.in 1\n")
test.write('content3.in', "content3.in 1\n")

test.run(arguments = '.')

test.up_to_date(arguments = '.')



test.sleep()

test.write('content1.in', "content1.in 2\n")

test.touch('content2.in')

time_content = os.stat('content3.in')[stat.ST_MTIME]
test.write('content3.in', "content3.in 2\n")
test.touch('content3.in', time_content)

# We should only see content1.out rebuilt.  The timestamp of content2.in
# has changed, but its content hasn't, so the follow-on content check says
# to not rebuild it.  The content of content3.in has changed, but that's
# masked by the fact that its timestamp is the same as the last run.

expect = test.wrap_stdout("""\
Copy("content1.out", "content1.in")
""")

test.run(arguments = '.', stdout=expect)

test.up_to_date(arguments = '.')



test.pass_test()

# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4: