Editing task should not change its completed status

README.md

@@ -300,6 +300,8 @@ django-todo uses pytest exclusively for testing. The best way to run the suite i
 
 ## Version History
 
+**2.4.9** Fixed: Editing a task should not change its completed/incomplete status
+
 **2.4.8** Fix bug when setting default values for unspecified settings
 
 **2.4.7** Support custom user model in external_add

todo/__init__.py

@@ -1,7 +1,7 @@
 """
 A multi-user, multi-group task management and assignment system for Django.
 """
-__version__ = "2.4.8"
+__version__ = "2.4.9"
 
 __author__ = "Scot Hacker"
 __email__ = "shacker@birdhouse.org"

todo/forms.py

@@ -49,6 +49,8 @@ class AddEditTaskForm(ModelForm):
 
     note = forms.CharField(widget=forms.Textarea(), required=False)
 
+    completed = forms.BooleanField(required=False)
+
     def clean_created_by(self):
         """Keep the existing created_by regardless of anything coming from the submitted form.
         If creating a new task, then created_by will be None, but we set it before saving."""

todo/templates/todo/include/task_edit.html

@@ -45,6 +45,7 @@
     <input type="hidden" name="priority"
       value="{% if form.priority.value %}{{ form.priority.value }}{% else %}999{% endif %}" id="id_priority">
     <input type="hidden" name="task_list" value="{{ form.task_list.value }}" id="id_task_list">
+    <input type="hidden" name="completed" class="form-check-input" type="checkbox" checked="{%if task.completed%}checked{% endif %}" id="id_completed">
 
     <p>
       <input type="submit" name="add_edit_task" value="Submit" class="btn btn-primary">

todo/tests/test_views.py

@@ -135,7 +135,7 @@ def test_no_javascript_in_task_note(todo_setup, client):
 
 @pytest.mark.django_db
 def test_created_by_unchanged(todo_setup, client):
-    
+
     task_list = TaskList.objects.first()
     u2 = get_user_model().objects.get(username="u2")
     title = "Some Unique String with unique chars: ab78539e"
@@ -150,7 +150,9 @@ def test_created_by_unchanged(todo_setup, client):
     }
 
     client.login(username="u2", password="password")
-    url_add_task = reverse("todo:list_detail", kwargs={"list_id": task_list.id, "list_slug": task_list.slug})
+    url_add_task = reverse(
+        "todo:list_detail", kwargs={"list_id": task_list.id, "list_slug": task_list.slug}
+    )
 
     response = client.post(url_add_task, data)
     assert response.status_code == 302
@@ -167,26 +169,58 @@ def test_created_by_unchanged(todo_setup, client):
 
     url_edit_task = reverse("todo:task_detail", kwargs={"task_id": task.id})
 
-    dataTwo =  {
+    dataTwo = {
         "task_list": task.task_list.id,
-        "created_by": extra_g2_user.id,   # this submission is attempting to change created_by
+        "created_by": extra_g2_user.id,  # this submission is attempting to change created_by
         "priority": 10,
         "title": task.title,
         "note": "the note was changed",
         "add_edit_task": "Submit",
     }
-    
+
     response = client.post(url_edit_task, dataTwo)
     assert response.status_code == 302
 
     task.refresh_from_db()
-    
+
     # Proof that the task was saved:
     assert task.note == "the note was changed"
 
     # client was unable to modify created_by:
     assert task.created_by == u2
-    
+
+
+@pytest.mark.django_db
+@pytest.mark.parametrize("test_input, expected", [(True, True), (False, False)])
+def test_completed_unchanged(test_input, expected, todo_setup, client):
+    """Tasks are marked completed/uncompleted by buttons,
+    not via checkbox on the task edit form. Editing a task should
+    not change its completed status. Test with both completed and incomplete Tasks."""
+
+    task = Task.objects.get(title="Task 1", created_by__username="u1")
+    task.completed = test_input
+    task.save()
+    assert task.completed == expected
+
+    url_edit_task = reverse("todo:task_detail", kwargs={"task_id": task.id})
+
+    data = {
+        "task_list": task.task_list.id,
+        "title": "Something",
+        "note": "the note was changed",
+        "add_edit_task": "Submit",
+        "completed": task.completed,
+    }
+
+    client.login(username="u1", password="password")
+    response = client.post(url_edit_task, data)
+    assert response.status_code == 302
+
+    # Prove the task is still marked complete/incomplete
+    # (despite the default default state for completed being False)
+    task.refresh_from_db()
+    assert task.completed == expected
+
 
 @pytest.mark.django_db
 def test_no_javascript_in_comments(todo_setup, client):