Rebuild test for *help* command

Test all *help* call cases, even wrong.

Signed-off-by: Slawomir Jankowski <slawomir.jankowski@intel.com>

test/functional/tests/cli/test_cli_help.py

@@ -1,22 +0,0 @@
-#
-# Copyright(c) 2019-2020 Intel Corporation
-# SPDX-License-Identifier: BSD-3-Clause-Clear
-#
-
-
-import logging
-import pytest
-from api.cas import casadm
-
-
-LOGGER = logging.getLogger(__name__)
-
-
-@pytest.mark.parametrize("shortcut", [True, False])
-def test_cli_help(shortcut):
-    LOGGER.info("Test run")
-    output = casadm.help(shortcut)
-    LOGGER.info(output.stdout)  # TODO:this is tmp, every ssh command shall be logged via executor
-    assert output.stdout[0:33] == "Cache Acceleration Software Linux"
-    # TODO: create yml config for every help command and match the output with it
-    # TODO: for now the assert above is purely for testing flow in the casadm api