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

"""
Test the ability to configure the $YACCCOM construction variable.
"""

import TestSCons

_python_ = TestSCons._python_

test = TestSCons.TestSCons()



test.write('myyacc.py', """
import sys
outfile = open(sys.argv[1], 'wb')
for f in sys.argv[2:]:
    infile = open(f, 'rb')
    for l in filter(lambda l: l != '/*yacc*/\\n', infile.readlines()):
        outfile.write(l)
sys.exit(0)
""")

test.write('SConstruct', """
env = Environment(tools=['default', 'yacc'],
                  YACCCOM = r'%(_python_)s myyacc.py $TARGET $SOURCES')
env.CFile(target = 'aaa', source = 'aaa.y')
env.CFile(target = 'bbb', source = 'bbb.yacc')
""" % locals())

test.write('aaa.y', "aaa.y\n/*yacc*/\n")
test.write('bbb.yacc', "bbb.yacc\n/*yacc*/\n")

test.run(arguments = '.')

test.must_match('aaa.c', "aaa.y\n")
test.must_match('bbb.c', "bbb.yacc\n")



test.pass_test()