tests/basetest.py

   1 #!/usr/bin/env python
   2 import sys, tempfile, os, shutil, StringIO
   3 import unittest
   4 import logging
   5 import warnings
   6
   7 # It's OK to test deprecated features
   8 warnings.filterwarnings("ignore", category = DeprecationWarning)
   9
  10 # Catch silly mistakes...
  11 os.environ['HOME'] = '/home/idontexist'
  12
  13 sys.path.insert(0, '..')
  14 from zeroinstall.injector import qdom
  15 from zeroinstall.injector import iface_cache, download, distro
  16 from zeroinstall.zerostore import Store; Store._add_with_helper = lambda *unused: False
  17 from zeroinstall import support, helpers
  18 from zeroinstall.support import basedir
  19
  20 dpkgdir = os.path.join(os.path.dirname(__file__), 'dpkg')
  21
  22 empty_feed = qdom.parse(StringIO.StringIO("""<interface xmlns='http://zero-install.sourceforge.net/2004/injector/interface'>
  23 <name>Empty</name>
  24 <summary>just for testing</summary>
  25 </interface>"""))
  26
  27 mydir = os.path.dirname(__file__)
  28
  29 # Catch us trying to run the GUI and return a dummy string instead
  30 old_execvp = os.execvp
  31 def test_execvp(prog, args):
  32         if prog.endswith('/0launch-gui'):
  33                 prog = os.path.join(mydir, 'test-gui')
  34         return old_execvp(prog, args)
  35
  36 os.execvp = test_execvp
  37
  38 class BaseTest(unittest.TestCase):
  39         def setUp(self):
  40                 self.config_home = tempfile.mktemp()
  41                 self.cache_home = tempfile.mktemp()
  42                 self.cache_system = tempfile.mktemp()
  43                 self.gnupg_home = tempfile.mktemp()
  44                 os.environ['GNUPGHOME'] = self.gnupg_home
  45                 os.environ['XDG_CONFIG_HOME'] = self.config_home
  46                 os.environ['XDG_CONFIG_DIRS'] = ''
  47                 os.environ['XDG_CACHE_HOME'] = self.cache_home
  48                 os.environ['XDG_CACHE_DIRS'] = self.cache_system
  49                 reload(basedir)
  50                 assert basedir.xdg_config_home == self.config_home
  51                 iface_cache.iface_cache.__init__()
  52
  53                 os.mkdir(self.config_home, 0700)
  54                 os.mkdir(self.cache_home, 0700)
  55                 os.mkdir(self.cache_system, 0500)
  56                 os.mkdir(self.gnupg_home, 0700)
  57
  58                 if os.environ.has_key('DISPLAY'):
  59                         del os.environ['DISPLAY']
  60
  61                 logging.getLogger().setLevel(logging.WARN)
  62
  63                 download._downloads = {}
  64
  65                 self.old_path = os.environ['PATH']
  66                 os.environ['PATH'] = dpkgdir + ':' + self.old_path
  67
  68                 distro._host_distribution = distro.DebianDistribution(dpkgdir + '/status',
  69                                                                       dpkgdir + '/pkgcache.bin')
  70
  71         def tearDown(self):
  72                 shutil.rmtree(self.config_home)
  73                 support.ro_rmtree(self.cache_home)
  74                 shutil.rmtree(self.cache_system)
  75                 shutil.rmtree(self.gnupg_home)
  76
  77                 os.environ['PATH'] = self.old_path