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      1 """Tests for distutils.command.config."""
      2 import unittest
      3 import os
      4 import sys
      5 from test.support import run_unittest, missing_compiler_executable
      6 
      7 from distutils.command.config import dump_file, config
      8 from distutils.tests import support
      9 from distutils import log
     10 
     11 class ConfigTestCase(support.LoggingSilencer,
     12                      support.TempdirManager,
     13                      unittest.TestCase):
     14 
     15     def _info(self, msg, *args):
     16         for line in msg.splitlines():
     17             self._logs.append(line)
     18 
     19     def setUp(self):
     20         super(ConfigTestCase, self).setUp()
     21         self._logs = []
     22         self.old_log = log.info
     23         log.info = self._info
     24 
     25     def tearDown(self):
     26         log.info = self.old_log
     27         super(ConfigTestCase, self).tearDown()
     28 
     29     def test_dump_file(self):
     30         this_file = os.path.splitext(__file__)[0] + '.py'
     31         f = open(this_file)
     32         try:
     33             numlines = len(f.readlines())
     34         finally:
     35             f.close()
     36 
     37         dump_file(this_file, 'I am the header')
     38         self.assertEqual(len(self._logs), numlines+1)
     39 
     40     @unittest.skipIf(sys.platform == 'win32', "can't test on Windows")
     41     def test_search_cpp(self):
     42         cmd = missing_compiler_executable(['preprocessor'])
     43         if cmd is not None:
     44             self.skipTest('The %r command is not found' % cmd)
     45         pkg_dir, dist = self.create_dist()
     46         cmd = config(dist)
     47 
     48         # simple pattern searches
     49         match = cmd.search_cpp(pattern='xxx', body='/* xxx */')
     50         self.assertEqual(match, 0)
     51 
     52         match = cmd.search_cpp(pattern='_configtest', body='/* xxx */')
     53         self.assertEqual(match, 1)
     54 
     55     def test_finalize_options(self):
     56         # finalize_options does a bit of transformation
     57         # on options
     58         pkg_dir, dist = self.create_dist()
     59         cmd = config(dist)
     60         cmd.include_dirs = 'one%stwo' % os.pathsep
     61         cmd.libraries = 'one'
     62         cmd.library_dirs = 'three%sfour' % os.pathsep
     63         cmd.ensure_finalized()
     64 
     65         self.assertEqual(cmd.include_dirs, ['one', 'two'])
     66         self.assertEqual(cmd.libraries, ['one'])
     67         self.assertEqual(cmd.library_dirs, ['three', 'four'])
     68 
     69     def test_clean(self):
     70         # _clean removes files
     71         tmp_dir = self.mkdtemp()
     72         f1 = os.path.join(tmp_dir, 'one')
     73         f2 = os.path.join(tmp_dir, 'two')
     74 
     75         self.write_file(f1, 'xxx')
     76         self.write_file(f2, 'xxx')
     77 
     78         for f in (f1, f2):
     79             self.assertTrue(os.path.exists(f))
     80 
     81         pkg_dir, dist = self.create_dist()
     82         cmd = config(dist)
     83         cmd._clean(f1, f2)
     84 
     85         for f in (f1, f2):
     86             self.assertFalse(os.path.exists(f))
     87 
     88 def test_suite():
     89     return unittest.makeSuite(ConfigTestCase)
     90 
     91 if __name__ == "__main__":
     92     run_unittest(test_suite())
     93