Updated the documentation

docs/tutorial/using-checkbox/launcher.rst

@@ -244,8 +244,8 @@ and where it comes from. Run the following command:
 
 .. code-block:: none
 
-  $ checkbox.checkbox-cli check-config
-  Configuration files:
+ $ checkbox.checkbox-cli check-config
+ Configuration files:
  - /var/snap/checkbox/2799/checkbox.conf
  - /home/user/.config/checkbox.conf
  [config]
@@ -286,6 +286,43 @@ environment variable is set to ``120`` because it is specified in
 a Checkbox configuration that comes with the snap version I'm using
 (``/var/snap/checkbox/2799/checkbox.conf``).
 
+If you want to debug a Checkbox run that involves a ``launcher``, fear not.
+The ``check-config`` command works with launchers as well. Try the previous
+command with the ``launcher`` we created before:
+
+.. code-block:: none
+ :emphasize-lines: 8,14,17-18,21,28
+
+ $ checkbox.checkbox-cli check-config mylauncher
+ Configuration files:
+ - /var/snap/checkbox/2799/checkbox.conf
+ - /home/user/.config/checkbox.conf
+ [config]
+ config_filename=checkbox.conf (Default)
+ [launcher]
+ app_id=com.canonical.certification:tutorial From config file: /home/user/mylauncher
+ app_version= (Default)
+ launcher_version=1 From config file: /home/user/.config/checkbox.conf
+ local_submission=True (Default)
+ session_desc= (Default)
+ session_title=session title (Default)
+ stock_reports=text, submission_files From config file: /home/user/mylauncher
+ [test plan]
+ filter=* (Default)
+ forced=True From config file: /home/user/mylauncher
+ unit=com.canonical.certification::tutorial-base From config file: /home/user/mylauncher
+ [test selection]
+ exclude= (Default)
+ forced=True From config file: /home/user/mylauncher
+ (...)
+ [environment]
+ STRESS_S3_WAIT_DELAY=120 From config file: /var/snap/checkbox/2799/checkbox.conf
+ (...)
+ TUTO=tutorial From config file: /home/user/.config/checkbox.conf
+ (...)
+ TUTORIAL=Value from my launcher! From config file: /home/user/mylauncher
+ No problems with config(s) found!
+
 Create an executable launcher
 =============================