public function testSnakeToCamelCase()
{
$this->assertEquals('ThisIsATest', U::snakeToCamelCase('this_is_a_test'));
$this->assertEquals('Short', U::snakeToCamelCase('short'));
$this->assertEquals('VeryVeryVeryVeryLONG', U::snakeToCamelCase('very_very_very_very_LONG'));
}
