Add the helpers and tests for updating the backup plan.

features/support/backup_plan_helpers.py

@@ -0,0 +1,57 @@
+from features.support.helpers import json_to_dict
+from tui_rsync.core.components.backup_plan.domain import Destination, BackupPlan, Source
+
+
+def json_to_backup_plan(backup_plan_json):
+    fields = json_to_dict(backup_plan_json)
+
+    backup_plan = BackupPlan(
+        label=fields['label'],
+        source=Source(fields['source']),
+        destinations=list(map(lambda path: Destination(path), fields['destinations'])),
+    )
+
+    return backup_plan
+
+
+def update_backup_plan(backup_plan, fields: dict):
+    for field, value in fields.items():
+        match field:
+            case 'label':
+                backup_plan.label = value
+            case 'source':
+                backup_plan.source = Source(value)
+            case 'destinations':
+                backup_plan.destinations = list(map(lambda path: Destination(path), value))
+
+    return backup_plan
+
+
+def compare_backup_plan_fields(backup_plan, fields: dict):
+    for field, value in fields.items():
+        match field:
+            case 'label':
+                if backup_plan.label != value:
+                    return False
+            case 'source':
+                if backup_plan.source.path != value:
+                    return False
+            case 'destinations':
+                if not compare_destinations(backup_plan.destinations, value):
+                    return False
+
+    return True
+
+
+def compare_destinations(actual: list[Destination], expected: list[str]) -> bool:
+    actual_path_set = {destionation.path for destionation in actual}
+    return actual_path_set == set(expected)
+
+
+def compare_backup_plans(backup_plan, expected):
+    return backup_plan.label == expected.label \
+           and backup_plan.source == expected.source_path \
+           and compare_destinations(
+                   backup_plan.destinations,
+                   expected.destinations
+               )

features/support/helpers.py

@@ -0,0 +1,5 @@
+import json
+
+
+def json_to_dict(json_data):
+    return json.loads(json_data)