Add a task which fails on purpose

InvenTree/plugin/builtin/integration/mixins.py

@@ -102,16 +102,16 @@ class ScheduleMixin:
         """
 
         if not self.has_scheduled_tasks:
-            raise ValueError(f"SCHEDULED_TASKS not defined")
+            raise ValueError("SCHEDULED_TASKS not defined")
 
         for key, task in self.scheduled_tasks.items():
-            
+
             if 'func' not in task:
                 raise ValueError(f"Task '{key}' is missing 'func' parameter")
-            
+
             if 'schedule' not in task:
                 raise ValueError(f"Task '{key}' is missing 'schedule' parameter")
-            
+
             schedule = task['schedule'].upper().strip()
 
             if schedule not in self.ALLOWABLE_SCHEDULE_TYPES:
@@ -153,7 +153,6 @@ class ScheduleMixin:
                     minutes=task.get('minutes', None),
                     repeats=task.get('repeats', -1),
                 )
-                
 
     def unregister_tasks(self):
         """

InvenTree/plugin/registry.py

@@ -299,7 +299,7 @@ class PluginsRegistry:
     def activate_integration_schedule(self, plugins):
 
         logger.info('Activating plugin tasks')
-        
+
         from common.models import InvenTreeSetting
         from django_q.models import Schedule
 
@@ -307,7 +307,7 @@ class PluginsRegistry:
         task_keys = []
 
         if settings.PLUGIN_TESTING or InvenTreeSetting.get_setting('ENABLE_PLUGINS_SCHEDULE'):
-            
+
             for slug, plugin in plugins:
 
                 if plugin.mixin_enabled('schedule'):
@@ -427,7 +427,7 @@ class PluginsRegistry:
         """
         Deactivate integration app - some magic required
         """
-        
+
         # unregister models from admin
         for plugin_path in self.installed_apps:
             models = []  # the modelrefs need to be collected as poping an item in a iter is not welcomed

InvenTree/plugin/samples/integration/scheduled_task.py

@@ -15,6 +15,10 @@ def print_world():
     print("World")
 
 
+def fail_task():
+    raise ValueError("This task should fail!")
+
+
 class ScheduledTaskPlugin(ScheduleMixin, IntegrationPluginBase):
     """
     A sample plugin which provides support for scheduled tasks
@@ -33,5 +37,9 @@ class ScheduledTaskPlugin(ScheduleMixin, IntegrationPluginBase):
         'world': {
             'func': 'plugin.samples.integration.scheduled_task.print_hello',
             'schedule': 'H',
-        }
-    }
+        },
+        'failure': {
+            'func': 'plugin.samples.integration.scheduled_task.fail_task',
+            'schedule': 'D',
+        },
+    }