assertEquals('default_value', $value); } public function test_can_set_and_get_setting(): void { DnsSetting::set('test_key', 'test_value'); $value = DnsSetting::get('test_key'); $this->assertEquals('test_value', $value); } public function test_can_update_existing_setting(): void { DnsSetting::set('update_key', 'initial_value'); DnsSetting::set('update_key', 'updated_value'); $value = DnsSetting::get('update_key'); $this->assertEquals('updated_value', $value); } public function test_can_store_array_values(): void { $array = ['key1' => 'value1', 'key2' => 'value2']; DnsSetting::set('array_key', json_encode($array)); $stored = json_decode(DnsSetting::get('array_key'), true); $this->assertEquals($array, $stored); } }