old_contents: import unittest, os, setup_path
  
  from svn import core
  
  class SubversionAuthTestCase(unittest.TestCase):
    """Test cases for the Subversion auth."""
  
    def test_open(self):
        baton = core.svn_auth_open([])
        self.assert_(baton is not None)
  
    def test_set_parameter(self):
        baton = core.svn_auth_open([])
        core.svn_auth_set_parameter(baton, "name", "somedata")
  
  def suite():
      return unittest.makeSuite(SubversionAuthTestCase, 'test')
  
  if __name__ == '__main__':
      runner = unittest.TextTestRunner()
      runner.run(suite())
  
new_contents: import unittest, os, setup_path
  
  from svn import core
  
  class SubversionAuthTestCase(unittest.TestCase):
    """Test cases for the Subversion auth."""
  
    def test_open(self):
      baton = core.svn_auth_open([])
      self.assert_(baton is not None)
  
    def test_set_parameter(self):
      baton = core.svn_auth_open([])
      core.svn_auth_set_parameter(baton, "name", "somedata")
  
    def test_invalid_cred_kind(self):
      baton = core.svn_auth_open([])
      self.assertRaises(core.SubversionException,
              lambda: core.svn_auth_first_credentials(
                  "unknown", "somerealm", baton))
  
    def test_credentials_get_username(self):
      def myfunc(realm, maysave, pool):
        self.assertEquals("somerealm", realm)
        username_cred = core.svn_auth_cred_username_t()
        username_cred.username = "bar"
        username_cred.may_save = False
        return username_cred
      baton = core.svn_auth_open([core.svn_auth_get_username_prompt_provider(myfunc, 1)])
      creds = core.svn_auth_first_credentials(
                  core.SVN_AUTH_CRED_USERNAME, "somerealm", baton)
      self.assert_(creds is not None)
  
    def test_credentials_get_simple(self):
      def myfunc(realm, username, may_save, pool):
        self.assertEquals("somerealm", realm)
        simple_cred = core.svn_auth_cred_simple_t()
        simple_cred.username = "mijnnaam"
        simple_cred.password = "geheim"
        simple_cred.may_save = False
        return simple_cred
      baton = core.svn_auth_open([core.svn_auth_get_simple_prompt_provider(myfunc, 1)])
      creds = core.svn_auth_first_credentials(
                  core.SVN_AUTH_CRED_SIMPLE, "somerealm", baton)
      self.assert_(creds is not None)
  
    def test_credentials_get_ssl_client_cert(self):
      def myfunc(realm, may_save, pool):
        self.assertEquals("somerealm", realm)
        ssl_cred = core.svn_auth_cred_ssl_client_cert_t()
        ssl_cred.cert_file = "my-certs-file"
        ssl_cred.may_save = False
        return ssl_cred
      baton = core.svn_auth_open([core.svn_auth_get_ssl_client_cert_prompt_provider(myfunc, 1)])
      creds = core.svn_auth_first_credentials(
                  core.SVN_AUTH_CRED_SSL_CLIENT_CERT, "somerealm", baton)
      self.assert_(creds is not None)
  
    def test_credentials_get_ssl_client_cert_pw(self):
      def myfunc(realm, may_save, pool):
        self.assertEquals("somerealm", realm)
        ssl_cred_pw = core.svn_auth_cred_ssl_client_cert_pw_t()
        ssl_cred_pw.password = "supergeheim"
        ssl_cred_pw.may_save = False
        return ssl_cred_pw
      baton = core.svn_auth_open([core.svn_auth_get_ssl_client_cert_pw_prompt_provider(myfunc, 1)])
      creds = core.svn_auth_first_credentials(
                  core.SVN_AUTH_CRED_SSL_CLIENT_CERT_PW, "somerealm", baton)
      self.assert_(creds is not None)
  
  def suite():
      return unittest.makeSuite(SubversionAuthTestCase, 'test')
  
  if __name__ == '__main__':
      runner = unittest.TextTestRunner()
      runner.run(suite())
  
subject: Add tests for the Python bindings of various auth prompt providers.