Avoid creating a working copy until it's sure the test will not be skipped.
Avoid creating a working copy until it's sure the test will not be skipped.

* subversion/tests/cmdline/authz_tests.py
  (authz_open_root, authz_open_directory, 
   broken_authz_file): first test to skip the test, than create the sandbox.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion