Add test for "-c" alias (alias to "--config")

dnf-behave-tests/dnf/config.feature

@@ -143,6 +143,14 @@ Scenario: Test usage of not existing config file
     And stderr contains "Configuration file.*not found"
 
 
+@dnf5
+Scenario: Test using the short alias "-c" instead of "--config" (we'll use the test for a non-existent config file)
+  Given I use repository "dnf-ci-fedora"
+   When I execute dnf with args "-c {context.dnf.installroot}/non/existing/dnf.conf list"
+   Then the exit code is 1
+    And stderr contains "Configuration file.*not found"
+
+
 @dnf5
 @bz1722493
 Scenario: Lines that contain only whitespaces do not spoil previous config options