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SCons / test / SWIG / SWIGOUTDIR-python.py

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

"""
Verify that use of the $SWIGOUTDIR variable causes SCons to recognize
that Python files are created in the specified output directory.
"""

import TestSCons
import os

test = TestSCons.TestSCons()

swig = test.where_is('swig')
if not swig:
    test.skip_test('Can not find installed "swig", skipping test.\n')

python, python_include, python_libpath, python_lib = \
             test.get_platform_python_info()
Python_h = os.path.join(python_include, 'Python.h')
if not os.path.exists(Python_h):
    test.skip_test('Can not find %s, skipping test.\n' % Python_h)

test.write(['SConstruct'], """\
env = Environment(SWIGFLAGS = '-python -c++',
                  CPPPATH=[r"%(python_include)s"],
                  SWIG=[r'%(swig)s'],
                  SWIGOUTDIR='python/build dir',
                  LIBPATH=[r'%(python_libpath)s'],
                  LIBS='%(python_lib)s',
                 )

env.LoadableModule('python_foo_interface', 'python_foo_interface.i')
""" % locals())

test.write('python_foo_interface.i', """\
%module foopack
""")

# SCons should realize that it needs to create the "python/build dir"
# subdirectory to hold the generated .py files.
test.run(arguments = '.')

test.must_exist('python/build dir/foopack.py') 

# SCons should remove the built .py files.
test.run(arguments = '-c')

test.must_not_exist('python/build dir/foopack.py') 

# SCons should realize it needs to rebuild the removed .py files.
test.not_up_to_date(arguments = '.')

test.must_exist('python/build dir/foopack.py') 


test.pass_test()

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