Added tests for config file loading

tests/dummy_settings.py

@@ -0,0 +1 @@
+REDIS_HOST = "testhost.example.com"

tests/test_scripts.py

@@ -0,0 +1,8 @@
+from unittest import TestCase
+from rq.scripts import read_config_file
+
+class TestScripts(TestCase):
+    def test_config_file(self):
+        settings = read_config_file("tests.dummy_settings")
+        self.assertIn("REDIS_HOST", settings)
+        self.assertEqual(settings['REDIS_HOST'], "testhost.example.com")