Merge pull request #4820 from Laravel-Backpack/fix-fluent-column-key

[Bug] Can't change column key fluently

Author: tabacitu

src/app/Library/CrudPanel/CrudColumn.php

@@ -89,7 +89,7 @@ public function key(string $key)
             $column['key'] = $key;
         }
         $this->attributes = $column;
-        $this->setOperationSetting('columns', array_merge($columns, [$key => $column]));
+        $this->crud()->setOperationSetting('columns', array_merge($columns, [$key => $column]));
 
         return $this;
     }

tests/Unit/CrudPanel/CrudPanelColumnsTest.php

@@ -536,6 +536,17 @@ public function testOrderColumnsMixedList()
         $this->assertEquals(['column2', 'column1', 'column3'], array_keys($this->crudPanel->columns()));
     }
 
+    public function testItCanChangeTheColumnKey()
+    {
+        $this->crudPanel->column('test');
+
+        $this->assertEquals('test', $this->crudPanel->columns()['test']['key']);
+
+        $this->crudPanel->column('test')->key('new_key');
+
+        $this->assertEquals('new_key', $this->crudPanel->columns()['new_key']['key']);
+    }
+
     public function testItCanAddAFluentColumn()
     {
         $this->crudPanel->setModel(User::class);