Note to self

IPython/html/tests/notebook/dualmode_arrows.js

@@ -1,49 +1,51 b''
 
 // Test
 casper.notebook_test(function () {
     var a = 'print("a")';
     var index = this.append_cell(a);
     this.execute_cell_then(index);
 
     var b = 'print("b")';
     index = this.append_cell(b);
     this.execute_cell_then(index);
 
     var c = 'print("c")';
     index = this.append_cell(c);
     this.execute_cell_then(index);
 
     this.then(function () {
 
         // Up and down in command mode
         this.select_cell(3);
         this.trigger_keydown('j');
         this.validate_notebook_state('j at end of notebook', 'command', 3);
         this.trigger_keydown('down');
         this.validate_notebook_state('down at end of notebook', 'command', 3);
         this.trigger_keydown('up');
         this.validate_notebook_state('up', 'command', 2);
         this.select_cell(0);
         this.validate_notebook_state('select 0', 'command', 0);
         this.trigger_keydown('k');
         this.validate_notebook_state('k at top of notebook', 'command', 0);
         this.trigger_keydown('up');
         this.validate_notebook_state('up at top of notebook', 'command', 0);
         this.trigger_keydown('down');
         this.validate_notebook_state('down', 'command', 1);
 
         // Up and down in edit mode
         this.click_cell_editor(3);
         this.validate_notebook_state('click cell 3', 'edit', 3);
         this.trigger_keydown('down');
         this.validate_notebook_state('down at end of notebook', 'edit', 3);
+        // cursor
         this.trigger_keydown('up');
         this.validate_notebook_state('up', 'edit', 2);
         this.click_cell_editor(0);
         this.validate_notebook_state('click 0', 'edit', 0);
         this.trigger_keydown('up');
         this.validate_notebook_state('up at top of notebook', 'edit', 0);
+        // cursor
         this.trigger_keydown('down');
         this.validate_notebook_state('down', 'edit', 1);
     });
 });