public function testRenameField()
{
$fields = new FieldList();
$nameField = new TextField('Name', 'Before title');
$fields->push($nameField);
/* The title of the field object is the same as what we put in */
$this->assertSame('Before title', $nameField->Title());
/* The field gets renamed to a different title */
$fields->renameField('Name', 'After title');
/* The title of the field object is the title we renamed to, this
includes the original object we created ($nameField), and getting
the field back out of the set */
$this->assertSame('After title', $nameField->Title());
$this->assertSame('After title', $fields->dataFieldByName('Name')->Title());
}
