avocado.plugins.remote: Add --remote-no-copy argument

This argument disables copying the tests and only executes the tests as
they are specified inside the remote or vm machine.
Signed-off-by: NLukáš Doktor <ldoktor@redhat.com>

avocado/plugins/remote.py

@@ -121,6 +121,8 @@ class RemoteTestResult(HumanTestResult):
         """
         # TODO: Use `avocado.loader.TestLoader` instead
         self.remote.makedir(self.remote_test_dir)
+        if self.args.remote_no_copy:    # Leave everytihng as is
+            return
         paths = set()
         for i in xrange(len(self.urls)):
             url = self.urls[i]
@@ -193,6 +195,11 @@ class RunRemote(plugin.Plugin):
                                         dest='remote_password', default=None,
                                         help='Specify the password to login on'
                                         ' remote machine')
+        self.remote_parser.add_argument('--remote-no-copy',
+                                        dest='remote_no_copy',
+                                        action='store_true',
+                                        help="Don't copy tests and use the "
+                                        "exact uri on guest machine.")
         self.configured = True
 
     @staticmethod

avocado/plugins/vm.py

@@ -71,6 +71,7 @@ class VMTestResult(RemoteTestResult):
             self.args.remote_hostname = self.args.vm_hostname
             self.args.remote_username = self.args.vm_username
             self.args.remote_password = self.args.vm_password
+            self.args.remote_no_copy = self.args.vm_no_copy
             super(VMTestResult, self).setup()
         except Exception:
             self.tear_down()
@@ -122,6 +123,11 @@ class RunVM(plugin.Plugin):
                                     default=False,
                                     help='Restore VM to a previous state, '
                                     'before running tests')
+        self.vm_parser.add_argument('--vm-no-copy',
+                                    dest='vm_no_copy',
+                                    action='store_true',
+                                    help="Don't copy tests and use the "
+                                    "exact uri on VM machine.")
         self.configured = True
 
     @staticmethod