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

"""
Test the SPAWN construction variable.
"""

import TestSCons

python = TestSCons.python

test = TestSCons.TestSCons()

test.write('cat.py', """\
import sys
ofp = open(sys.argv[1], 'wb')
for s in sys.argv[2:]:
    ofp.write(open(s, 'rb').read())
ofp.close()
""")

test.write('SConstruct', """
import os
import string
def my_spawn(sh, escape, cmd, args, env):
    os.system(string.join(args + ['extra.txt']))
env = Environment(SPAWN = my_spawn)
env.Command('file.out', 'file.in', "%(python)s cat.py $TARGET $SOURCES")
env = Environment()
""" % locals())

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

test.run(arguments = '.')

test.must_match('file.out', "file.in\nextra.txt\n")

test.pass_test()