Implement tests for CLI module (#165)

# Description
Add CLI module unit tests

# Issues
<!-- If this is related to or closes an issue/other PR, please note them
here -->

# Other Notes
<!-- Note any breaking changes, WIP changes, requests for input, etc.
here -->

neon_speech/cli.py

@@ -30,6 +30,7 @@
 
 from click_default_group import DefaultGroup
 from neon_utils.packaging_utils import get_package_version_spec
+from neon_utils.configuration_utils import init_config_dir
 
 
 @click.group("neon-speech", cls=DefaultGroup,
@@ -52,7 +53,6 @@ def neon_speech_cli(version: bool = False):
 @click.option("--force-install", "-f", default=False, is_flag=True,
               help="Force pip installation of configured module")
 def run(module, package, force_install):
-    from neon_utils.configuration_utils import init_config_dir
     init_config_dir()
 
     from neon_speech.__main__ import main

tests/unit_tests.py

@@ -34,7 +34,8 @@
 
 from os.path import dirname, join
 from threading import Thread, Event
-from time import sleep
+from unittest.mock import Mock, patch
+from click.testing import CliRunner
 
 from ovos_bus_client import Message
 from ovos_dinkum_listener.voice_loop.hotwords import HotWordException
@@ -451,5 +452,17 @@ def test_reload_hotwords(self):
                                  .get('engine'))
 
 
+class TestCLI(unittest.TestCase):
+    runner = CliRunner()
+
+    @patch("neon_speech.cli.init_config_dir")
+    @patch("neon_speech.__main__.main")
+    def test_run(self, main, init_config):
+        from neon_speech.cli import run
+        self.runner.invoke(run)
+        init_config.assert_called_once()
+        main.assert_called_once()
+
+
 if __name__ == '__main__':
     unittest.main()