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