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

"""
Verify that setting the $TEMPFILEPREFIX variable will append to the
beginning of the TEMPFILE invocation of a long command line.
"""

import os
import stat

import TestSCons

test = TestSCons.TestSCons(match = TestSCons.match_re)

test.write('echo.py', """\
#!/usr/bin/env python
from __future__ import print_function
import sys
print(sys.argv)
""")

echo_py = test.workpath('echo.py')

st = os.stat(echo_py)
os.chmod(echo_py, st[stat.ST_MODE]|0o111)

test.write('SConstruct', """
import os
env = Environment(
    BUILDCOM = '${TEMPFILE("xxx.py $TARGET $SOURCES")}',
    MAXLINELENGTH = 16,
    TEMPFILEPREFIX = '-via',
)
env.AppendENVPath('PATH', os.curdir)
env.Command('foo.out', 'foo.in', '$BUILDCOM')
""")

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

test.run(arguments = '-n -Q .',
         stdout = """\
Using tempfile \\S+ for command line:
xxx.py foo.out foo.in
xxx.py -via\\S+
""")

test.pass_test()

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