Email generator fix and tests

src/scripts/convert/email_generator/module.py

@@ -62,7 +62,7 @@ def run(self, *args, **kwargs) -> ScriptResponse.success or ScriptResponse.error
             tm = time()
             email_gen = EmailGenerator()
             username = kwargs.get("username")
-            if username is None:
+            if not username:
                 raise KeyError("EmailGenerator can't work without username!")
             result = email_gen.generate(username)
         except Exception as err:

src/scripts/convert/email_generator/test_module.py

@@ -0,0 +1,37 @@
+#!/usr/bin/env python3
+from .module import Runner
+from unittest import TestCase
+
+
+class TestEmailGenerator(TestCase):
+    def setUp(self) -> None:
+        """
+        Setup Runner before each test function
+        :return: None
+        """
+        self.runner = Runner()
+
+    def test_create_runner(self):
+        """
+        Test creation of the class instance
+        :return: None
+        """
+        self.assertIsNotNone(self.runner)
+        self.assertIsInstance(self.runner, Runner)
+
+    def test_fail_false_argument(self):
+        """
+        Test failing on false arguments
+        :return: False
+        """
+        result = self.runner.run(username="")
+        self.assertEqual(result.get("status"), "error")
+
+    def test_pass_true_argument(self):
+        """
+        Test passing on true arguments
+        :return: True
+        """
+        result = self.runner.run(username="john.doe")
+        self.assertEqual(result.get("status"), "success")
+        self.assertIsNotNone(result.get("result"))