"""Tests for distutils.dist."""



from distutils import sysconfig

import os

import test

import unittest



from test.test_support import TESTFN



class SysconfigTestCase(unittest.TestCase):

    def setUp(self):

        super(SysconfigTestCase, self).setUp()

        self.makefile = None



    def tearDown(self):

        if self.makefile is not None:

            os.unlink(self.makefile)

        super(SysconfigTestCase, self).tearDown()



    def test_get_config_h_filename(self):

        config_h = sysconfig.get_config_h_filename()

        self.assert_(os.path.isfile(config_h), config_h)



    def test_get_python_lib(self):

        lib_dir = sysconfig.get_python_lib()

        # XXX doesn't work on Linux when Python was never installed before

        #self.assert_(os.path.isdir(lib_dir), lib_dir)

        # test for pythonxx.lib?

        self.assertNotEqual(sysconfig.get_python_lib(),

                            sysconfig.get_python_lib(prefix=TESTFN))



    def test_get_python_inc(self):

        inc_dir = sysconfig.get_python_inc()

        # This is not much of a test.  We make sure Python.h exists

        # in the directory returned by get_python_inc() but we don't know

        # it is the correct file.

        self.assertTrue(os.path.isdir(inc_dir), inc_dir)

        python_h = os.path.join(inc_dir, "Python.h")

        self.assertTrue(os.path.isfile(python_h), python_h)



    def test_get_config_vars(self):

        cvars = sysconfig.get_config_vars()

        self.assert_(isinstance(cvars, dict))

        self.assert_(cvars)



    def test_parse_makefile_literal_dollar(self):

        self.makefile = test.test_support.TESTFN

        fd = open(self.makefile, 'w')

        fd.write(r"CONFIG_ARGS=  '--arg1=optarg1' 'ENV=\$$LIB'" '\n')

        fd.write('VAR=$OTHER\nOTHER=foo')

        fd.close()

        d = sysconfig.parse_makefile(self.makefile)

        self.assertEquals(d, {'CONFIG_ARGS': r"'--arg1=optarg1' 'ENV=\$LIB'",

                              'OTHER': 'foo'})





def test_suite():

    suite = unittest.TestSuite()

    suite.addTest(unittest.makeSuite(SysconfigTestCase))

    return suite





if __name__ == '__main__':

    test.test_support.run_unittest(test_suite())

